The document discusses XML DOM objects and how to use them to validate XML documents against schemas, and apply style sheets to XML documents. It identifies key DOM objects like Document, Element, Node, and their properties and methods. It also describes using the XMLSchemaCache object to validate XML files against schemas, and the XSLTemplate and XSLProcessor objects to apply XSLT style sheets to XML documents.
The document discusses grouping elements and attributes in XML schemas. It describes several elements that can be used for grouping - sequence, group, choice, all, and attributeGroup. Sequence ensures elements appear in a specific order. Group allows elements to be reused. Choice selects a single element from multiple options. All uses child elements in any order. AttributeGroup groups reusable attributes. It also provides an example problem statement on grouping customer details from multiple branch offices.
The document discusses rendering XML documents for display. It describes defining rendering, the need for style sheets, and creating cascading style sheets (CSS) and XSLT to format XML data. CSS allows basic formatting of XML elements, while XSLT provides more complex transformation capabilities like extracting specific data elements, reordering content, and sorting. The document provides examples of using CSS and XSLT to display product data from an XML file in different formats specified by style requirements.
The document discusses working with the XML Document Object Model (DOM). It introduces key DOM objects like DOMDocument, IXMLDOMNode, and IXMLDOMNodeList that allow programmers to access, navigate, and modify XML documents. The DOM represents an XML file as a tree structure of nodes. Programmers can use DOM methods on the nodes to perform tasks like loading XML, creating/accessing elements, and traversing the node tree.
The document discusses how to create groups of elements and attributes in an XML schema. It describes using the <sequence>, <group>, <choice>, <all>, and <attributeGroup> elements to group related elements and attributes. This allows elements and attributes to be reused and the structure and usage of elements to be defined.
The document provides information about displaying data with XSLT, including:
- Conditionally formatting data in a style sheet based on price, displaying prices over $50 in red and others in green
- Using XPath patterns and functions to retrieve and calculate data from an XML document
- Creating an XSLT style sheet to summarize order data from an XML document including product details, orders, and calculating totals
The document discusses working with XML schemas. It covers declaring attributes in an XML schema, identifying the need for XML namespaces, and using components of one XML schema in another. Specifically, it discusses:
- Declaring attributes using the attribute element and restricting attribute values using simple types
- Declaring namespaces using the xmlns keyword and prefix to URI mappings
- Reusing schema components across files using the include and import elements
The examples provided discuss creating schemas for product and purchase order data for a company to ensure consistent data exchange between branches and the head office. Restrictions on attributes like product and order IDs are defined reusably through data types referenced across schemas.
The document discusses XPath, which is a language for finding information in an XML document. It defines XPath syntax using path expressions to select nodes. It describes XPath terminology like nodes, relationships between nodes, and functions. Examples are provided to demonstrate XPath expressions for selecting elements, attributes, and filtering nodes. Predicates are also described for finding specific nodes or values.
The document discusses grouping elements and attributes in XML schemas. It describes several elements that can be used for grouping - sequence, group, choice, all, and attributeGroup. Sequence ensures elements appear in a specific order. Group allows elements to be reused. Choice selects a single element from multiple options. All uses child elements in any order. AttributeGroup groups reusable attributes. It also provides an example problem statement on grouping customer details from multiple branch offices.
The document discusses rendering XML documents for display. It describes defining rendering, the need for style sheets, and creating cascading style sheets (CSS) and XSLT to format XML data. CSS allows basic formatting of XML elements, while XSLT provides more complex transformation capabilities like extracting specific data elements, reordering content, and sorting. The document provides examples of using CSS and XSLT to display product data from an XML file in different formats specified by style requirements.
The document discusses working with the XML Document Object Model (DOM). It introduces key DOM objects like DOMDocument, IXMLDOMNode, and IXMLDOMNodeList that allow programmers to access, navigate, and modify XML documents. The DOM represents an XML file as a tree structure of nodes. Programmers can use DOM methods on the nodes to perform tasks like loading XML, creating/accessing elements, and traversing the node tree.
The document discusses how to create groups of elements and attributes in an XML schema. It describes using the <sequence>, <group>, <choice>, <all>, and <attributeGroup> elements to group related elements and attributes. This allows elements and attributes to be reused and the structure and usage of elements to be defined.
The document provides information about displaying data with XSLT, including:
- Conditionally formatting data in a style sheet based on price, displaying prices over $50 in red and others in green
- Using XPath patterns and functions to retrieve and calculate data from an XML document
- Creating an XSLT style sheet to summarize order data from an XML document including product details, orders, and calculating totals
The document discusses working with XML schemas. It covers declaring attributes in an XML schema, identifying the need for XML namespaces, and using components of one XML schema in another. Specifically, it discusses:
- Declaring attributes using the attribute element and restricting attribute values using simple types
- Declaring namespaces using the xmlns keyword and prefix to URI mappings
- Reusing schema components across files using the include and import elements
The examples provided discuss creating schemas for product and purchase order data for a company to ensure consistent data exchange between branches and the head office. Restrictions on attributes like product and order IDs are defined reusably through data types referenced across schemas.
The document discusses XPath, which is a language for finding information in an XML document. It defines XPath syntax using path expressions to select nodes. It describes XPath terminology like nodes, relationships between nodes, and functions. Examples are provided to demonstrate XPath expressions for selecting elements, attributes, and filtering nodes. Predicates are also described for finding specific nodes or values.
The document provides information about an XML schema training session, including:
1) The session will teach how to create an XML schema, declare attributes in an XML schema, and identify the need for XML namespaces.
2) An XML schema defines elements and attributes that can be used in an XML document by specifying their order, data types, and restrictions. Microsoft's XML Schema Definition (XSD) language is used to define an XML schema.
3) Attributes in an XML schema are declared similarly to elements to facilitate assimilation of information for an XML document. Attribute declarations can be defined locally or globally.
This document discusses XML DTDs and namespaces. It provides information on:
- The purpose of DTDs in defining the structure and elements of an XML document. DTDs can be internal or external.
- How to declare elements and attributes in a DTD using element and attribute declarations. Elements can contain child elements, character data, or be empty.
- The use of entities to reuse portions of text in a document. Entities can be internal or external.
- Namespaces are used to avoid conflicts between identically named elements from different sources. Namespaces are identified by URIs and prefixes are associated with namespaces.
The document discusses object-oriented concepts for databases including:
- Objects have state represented by properties and behavior represented by operations.
- Objects encapsulate data and methods that operate on the data.
- Objects have a unique identifier and can be constructed from other objects using type constructors like tuple and set.
- Examples are provided to illustrate object identity, structure, and type constructors using a company database schema.
An object database is a database management system in which information is represented in the form of objects as used in object-oriented programming. Object databases are different from relational databases which are table-oriented. Object-relational databases are a hybrid of both approaches
The document discusses Object Database standards and languages. It covers:
1. The ODMG (Object Data Management Group) proposed standards for object database management systems (ODBMS) including an object model, object definition language (ODL), object query language (OQL), and bindings to object-oriented programming languages.
2. The ODMG object model specifies object constructs like objects, literals, types and their specifications/implementations. It also covers objects, literals, and collection objects.
3. The ODL is used to define object schemas and types. The OQL is used to query and manipulate object databases.
Islamic University Previous Year Question Solution 2018 (ADBMS)Rakibul Hasan Pranto
A database management system (DBMS) is software designed to define, manipulate, retrieve, and manage data in a database. The primary goal of a DBMS is to provide convenient and efficient ways to store and retrieve database information. It manages data by defining the structure for storing information and providing mechanisms for manipulating that information.
1. The document discusses different ways of creating custom data types in C++, including classes, structures, unions, enumerations, and typedef. Structures are collections of variables that can be referenced under one name.
2. Technically, there is no difference between a structure and a class in C++ - structures are classes with members that are public by default, while classes have private members by default.
3. Structures allow logically related elements to be treated as a single unit, for example to store student information. Arrays can contain elements of a structure type.
The document discusses XML document structure and XML schema. It provides information on the key components of an XML document including the XML declaration, document type declaration, element data, attribute data, and character data. It then describes XML schema in detail, explaining that it defines the structure of an XML document. Key aspects of XML schema covered include elements, attributes, simple vs complex types, and restrictions.
The document discusses object database systems and their advantages over relational database management systems (RDBMS). It notes problems with representing real-world entities in RDBMSs and describes how object-oriented and object-relational database models address these issues better by allowing for inheritance, complex data types, and encapsulation of both data and behavior. The key advantages of object database systems include more closely modeling real-world entities and supporting reuse through inheritance. Object-relational database systems combine object and relational approaches for increased flexibility.
This document discusses object-relational databases and how they extend relational databases to support complex data types and object-oriented features. It covers topics like nested relations, structured types, inheritance, and reference types. It provides examples of how to define complex types and values, perform queries using complex attributes, and map object-oriented concepts to the relational model.
This document provides an overview of XML schemas, including:
- The objectives of learning about XML schemas, which include explaining schemas, advantages over DTDs, defining elements, creating simple and complex types, applying restrictions, and creating reusable schemas.
- An introduction to XML schemas, including how schemas address issues with large DTDs and an example of creating a simple schema.
- The advantages of XML schemas over DTDs, such as supporting data types, defining element order, and extending schemas.
- How to define elements and attributes in a schema, including using built-in data types.
- The differences between simple and complex element types and examples of each.
This document provides an introduction to XML, including its structure, syntax, and uses. It defines XML as a markup language that provides a format for structured data. It describes XML elements, attributes, and how XML documents must follow specific syntax rules to be considered well-formed. The document also discusses Document Type Definitions (DTDs), XML namespaces, XML schemas, displaying XML with CSS, and transforming XML with XSLT.
XML is a markup language that defines a set of rules for encoding documents in a format that is both human-readable and machine-readable. It was designed to carry data, not display it like HTML. XML is important because it separates data from presentation, allows data to be shared across different systems, and makes data easier to store and process. The basic building blocks of XML include elements, attributes, entities, processing instructions, comments, and tags.
The document discusses using XML and Java together. It covers XML parsers like DOM and SAX, as well as Java XML parsers like DOM, JDOM, and SAX. It compares DOM and JDOM APIs and provides examples of using JDOM to parse and generate XML. The document also discusses XML technologies like XPath, XSL, and using XML with Java technologies like JSP.
XML (Extensible Markup Language) is a universal standard for data representation that allows users to define their own tags. It is used to store and transport data, while HTML is used to display data. XML has several benefits such as simplicity, extensibility, ability to embed multiple data types, and separation of content from presentation. An XML document must be well-formed by following basic syntax rules and may also be valid if it conforms to predefined rules for a specific type of document. The structure of an XML document is defined by a DTD (Document Type Definition) or XML schema.
The document discusses XML document type definitions (DTDs), including how they are used to define the structure and elements of an XML document and validate that an XML document complies with the DTD. It covers DTD components like element type definitions, attribute list declarations, and content models that specify element sequences and occurrence. It also discusses how parsers can validate XML documents against associated DTDs.
XML (Extensible Markup Language) is a universal standard for data representation that allows users to define their own tags. It is used to mark up data so it can be processed by computers, while HTML is used to display information to users. Key benefits of XML include simplicity, openness, extensibility, self-description, and separating content from presentation. XML documents have a tree structure and can be well-formed, meaning they follow basic syntax rules, or valid, meaning they conform to predefined structure rules using DTDs or schemas.
The document discusses the Data Access Object (DAO) pattern for database access in Java applications. It describes how DAOs provide an abstraction layer between business logic objects and data sources. DAOs encapsulate data access logic and are implemented using JDBC to interface with SQL databases. Examples show defining DAO interfaces, implementing DAOs using JDBC, and using DAOs from business logic to execute queries and access results.
XML Schema defines rules for encoding documents in a machine-readable format. It allows data exchange between systems independently of programming languages. XML Schema defines elements, attributes, and data types to structure XML documents. It provides more data typing capabilities than DTDs. Namespaces are used to avoid element name conflicts between different XML vocabularies. User-defined types can restrict built-in types or create new complex types from simple types to structure application-specific data.
The Java DOM Parser allows programs to access and update the structure and contents of XML documents. It represents an XML document as a tree of Node objects. When parsing an XML file with a DOM parser, it returns a Document object representing the entire file as a tree structure. This tree can then be traversed and manipulated using common DOM interfaces and methods to extract information from the XML document.
This document summarizes XML parsing techniques including DOM, SAX, and Microsoft XML DOM objects. DOM builds a hierarchical model of the XML document as a tree structure in memory. SAX is event-based and parses the document sequentially, triggering events. Microsoft XML DOM provides classes that map to the W3C DOM standard for manipulating XML documents. The document compares DOM and SAX, describing their advantages and disadvantages. It also outlines common DOM objects and their properties and methods for traversing and manipulating the XML document tree.
The document provides information about an XML schema training session, including:
1) The session will teach how to create an XML schema, declare attributes in an XML schema, and identify the need for XML namespaces.
2) An XML schema defines elements and attributes that can be used in an XML document by specifying their order, data types, and restrictions. Microsoft's XML Schema Definition (XSD) language is used to define an XML schema.
3) Attributes in an XML schema are declared similarly to elements to facilitate assimilation of information for an XML document. Attribute declarations can be defined locally or globally.
This document discusses XML DTDs and namespaces. It provides information on:
- The purpose of DTDs in defining the structure and elements of an XML document. DTDs can be internal or external.
- How to declare elements and attributes in a DTD using element and attribute declarations. Elements can contain child elements, character data, or be empty.
- The use of entities to reuse portions of text in a document. Entities can be internal or external.
- Namespaces are used to avoid conflicts between identically named elements from different sources. Namespaces are identified by URIs and prefixes are associated with namespaces.
The document discusses object-oriented concepts for databases including:
- Objects have state represented by properties and behavior represented by operations.
- Objects encapsulate data and methods that operate on the data.
- Objects have a unique identifier and can be constructed from other objects using type constructors like tuple and set.
- Examples are provided to illustrate object identity, structure, and type constructors using a company database schema.
An object database is a database management system in which information is represented in the form of objects as used in object-oriented programming. Object databases are different from relational databases which are table-oriented. Object-relational databases are a hybrid of both approaches
The document discusses Object Database standards and languages. It covers:
1. The ODMG (Object Data Management Group) proposed standards for object database management systems (ODBMS) including an object model, object definition language (ODL), object query language (OQL), and bindings to object-oriented programming languages.
2. The ODMG object model specifies object constructs like objects, literals, types and their specifications/implementations. It also covers objects, literals, and collection objects.
3. The ODL is used to define object schemas and types. The OQL is used to query and manipulate object databases.
Islamic University Previous Year Question Solution 2018 (ADBMS)Rakibul Hasan Pranto
A database management system (DBMS) is software designed to define, manipulate, retrieve, and manage data in a database. The primary goal of a DBMS is to provide convenient and efficient ways to store and retrieve database information. It manages data by defining the structure for storing information and providing mechanisms for manipulating that information.
1. The document discusses different ways of creating custom data types in C++, including classes, structures, unions, enumerations, and typedef. Structures are collections of variables that can be referenced under one name.
2. Technically, there is no difference between a structure and a class in C++ - structures are classes with members that are public by default, while classes have private members by default.
3. Structures allow logically related elements to be treated as a single unit, for example to store student information. Arrays can contain elements of a structure type.
The document discusses XML document structure and XML schema. It provides information on the key components of an XML document including the XML declaration, document type declaration, element data, attribute data, and character data. It then describes XML schema in detail, explaining that it defines the structure of an XML document. Key aspects of XML schema covered include elements, attributes, simple vs complex types, and restrictions.
The document discusses object database systems and their advantages over relational database management systems (RDBMS). It notes problems with representing real-world entities in RDBMSs and describes how object-oriented and object-relational database models address these issues better by allowing for inheritance, complex data types, and encapsulation of both data and behavior. The key advantages of object database systems include more closely modeling real-world entities and supporting reuse through inheritance. Object-relational database systems combine object and relational approaches for increased flexibility.
This document discusses object-relational databases and how they extend relational databases to support complex data types and object-oriented features. It covers topics like nested relations, structured types, inheritance, and reference types. It provides examples of how to define complex types and values, perform queries using complex attributes, and map object-oriented concepts to the relational model.
This document provides an overview of XML schemas, including:
- The objectives of learning about XML schemas, which include explaining schemas, advantages over DTDs, defining elements, creating simple and complex types, applying restrictions, and creating reusable schemas.
- An introduction to XML schemas, including how schemas address issues with large DTDs and an example of creating a simple schema.
- The advantages of XML schemas over DTDs, such as supporting data types, defining element order, and extending schemas.
- How to define elements and attributes in a schema, including using built-in data types.
- The differences between simple and complex element types and examples of each.
This document provides an introduction to XML, including its structure, syntax, and uses. It defines XML as a markup language that provides a format for structured data. It describes XML elements, attributes, and how XML documents must follow specific syntax rules to be considered well-formed. The document also discusses Document Type Definitions (DTDs), XML namespaces, XML schemas, displaying XML with CSS, and transforming XML with XSLT.
XML is a markup language that defines a set of rules for encoding documents in a format that is both human-readable and machine-readable. It was designed to carry data, not display it like HTML. XML is important because it separates data from presentation, allows data to be shared across different systems, and makes data easier to store and process. The basic building blocks of XML include elements, attributes, entities, processing instructions, comments, and tags.
The document discusses using XML and Java together. It covers XML parsers like DOM and SAX, as well as Java XML parsers like DOM, JDOM, and SAX. It compares DOM and JDOM APIs and provides examples of using JDOM to parse and generate XML. The document also discusses XML technologies like XPath, XSL, and using XML with Java technologies like JSP.
XML (Extensible Markup Language) is a universal standard for data representation that allows users to define their own tags. It is used to store and transport data, while HTML is used to display data. XML has several benefits such as simplicity, extensibility, ability to embed multiple data types, and separation of content from presentation. An XML document must be well-formed by following basic syntax rules and may also be valid if it conforms to predefined rules for a specific type of document. The structure of an XML document is defined by a DTD (Document Type Definition) or XML schema.
The document discusses XML document type definitions (DTDs), including how they are used to define the structure and elements of an XML document and validate that an XML document complies with the DTD. It covers DTD components like element type definitions, attribute list declarations, and content models that specify element sequences and occurrence. It also discusses how parsers can validate XML documents against associated DTDs.
XML (Extensible Markup Language) is a universal standard for data representation that allows users to define their own tags. It is used to mark up data so it can be processed by computers, while HTML is used to display information to users. Key benefits of XML include simplicity, openness, extensibility, self-description, and separating content from presentation. XML documents have a tree structure and can be well-formed, meaning they follow basic syntax rules, or valid, meaning they conform to predefined structure rules using DTDs or schemas.
The document discusses the Data Access Object (DAO) pattern for database access in Java applications. It describes how DAOs provide an abstraction layer between business logic objects and data sources. DAOs encapsulate data access logic and are implemented using JDBC to interface with SQL databases. Examples show defining DAO interfaces, implementing DAOs using JDBC, and using DAOs from business logic to execute queries and access results.
XML Schema defines rules for encoding documents in a machine-readable format. It allows data exchange between systems independently of programming languages. XML Schema defines elements, attributes, and data types to structure XML documents. It provides more data typing capabilities than DTDs. Namespaces are used to avoid element name conflicts between different XML vocabularies. User-defined types can restrict built-in types or create new complex types from simple types to structure application-specific data.
The Java DOM Parser allows programs to access and update the structure and contents of XML documents. It represents an XML document as a tree of Node objects. When parsing an XML file with a DOM parser, it returns a Document object representing the entire file as a tree structure. This tree can then be traversed and manipulated using common DOM interfaces and methods to extract information from the XML document.
This document summarizes XML parsing techniques including DOM, SAX, and Microsoft XML DOM objects. DOM builds a hierarchical model of the XML document as a tree structure in memory. SAX is event-based and parses the document sequentially, triggering events. Microsoft XML DOM provides classes that map to the W3C DOM standard for manipulating XML documents. The document compares DOM and SAX, describing their advantages and disadvantages. It also outlines common DOM objects and their properties and methods for traversing and manipulating the XML document tree.
This document provides an introduction to understanding the Document Object Model (DOM). It discusses what the DOM is, how it represents XML documents as a tree structure of nodes, and how the DOM specifications have evolved over time to support additional XML features. The document also outlines what tools are needed to run the Java examples provided, and introduces the author and conventions used in the tutorial.
DATA INTEGRATION (Gaining Access to Diverse Data).pptcareerPointBasti
XML provides a standard way to represent and exchange data. It defines elements, which can contain text or other nested elements, and attributes. XML documents can be validated against DTDs or XML schemas, which define allowed structures and datatypes. XML data can be queried using XPath expressions, which select elements or attributes based on their path in the XML tree and optional predicates. XPath allows traversing relationships both vertically and horizontally in the tree structure.
This document summarizes a seminar on XML and XML processors. It introduces XML and compares it to HTML. It describes the structure of an XML document including the prolog, data instance, and logical and physical structures. It also discusses XML processors and parsers, including DOM and SAX parsers. The document provides examples of DOM and SAX parsing approaches.
This document summarizes a seminar on XML and XML processors. It introduces XML and compares it to HTML. It describes the structure of an XML document including the prolog, data instance, and logical and physical structures. It also discusses XML processors and parsers, including DOM and SAX parsers. The document provides examples of DOM and SAX parsing approaches.
This document provides an overview of XML (Extensible Markup Language) and related technologies. It outlines a 3-part presentation covering the basics of creating XML documents, developing constraints with DTDs (Document Type Definitions), and using supplementary technologies like DOM (Document Object Model) with JavaScript. Examples are provided throughout to illustrate XML syntax and structure, common errors, using DTDs to define valid elements and content, and programmatically accessing XML documents with DOM and JavaScript.
This document discusses XML principles for data integration and exchange. It provides an overview of XML, including its data model, schema languages like DTDs and XML Schema, and querying languages like XPath and XQuery. XML allows hierarchical and semi-structured data to be encoded and exchanged in a standard format. Schema languages provide structure and typing, while query languages like XPath allow selecting subsets of XML documents.
This document provides an overview of XML (Extensible Markup Language) including:
- The basic structure and components of an XML document including elements, attributes, entities, and advanced components.
- An example well-commented XML document.
- The basic rules for creating a well-formed XML document including being case sensitive, requiring start and end tags, proper nesting, and more.
- Common errors in element naming and how to avoid them.
- How to walk through modifying an example XML document to add new elements and ensure it remains well-formed.
This document provides an overview of XML (Extensible Markup Language) including:
- The basic structure and components of an XML document including elements, attributes, entities, and advanced components.
- An example well-commented XML document.
- The basic rules for creating a well-formed XML document including being case sensitive, requiring start and end tags, proper nesting, and more.
- Common errors in element naming and how to avoid them.
- How to add new elements and attributes to an example XML document to ensure it remains well-formed.
unit_5_XML data integration database managementsathiyabcsbs
The document discusses XML querying using XPath. It begins with an overview of XPath, describing it as a language for defining templates that traverse the XML tree to select nodes. It then provides examples of basic XPath queries on an sample XML document, including queries to select elements, attributes, and text nodes. The document also covers more advanced XPath features such as predicates for filtering query results, different axes for traversing the tree in various directions, and functions for querying node position and order.
The DOM (Document Object Model) is a W3C standard that defines a programming interface for XML and HTML documents. The DOM represents an XML document as nodes and objects that can be manipulated programmatically. The DOM defines the logical structure of documents and the way a document is accessed and manipulated. Key points:
- The DOM allows manipulation of the contents of an XML document through a programming interface.
- The DOM represents an XML document as a tree structure, with nodes and objects that can be accessed and manipulated.
- Common DOM node types include elements, attributes, text nodes, comments and documents. The DOM defines interfaces and properties to represent the node relationships and access node contents.
This document provides an overview of XML (Extensible Markup Language) and related technologies. It covers the basics of creating an XML document including elements, attributes, and components. It then discusses constraints for well-formed XML documents using DTDs (Document Type Definitions). Finally, it explores using the DOM (Document Object Model) and JavaScript to programmatically access and modify XML documents.
The document discusses XML and related technologies:
1. XML is used to mark up data with user-defined tags and describes the structure of data. It is more flexible than HTML which uses predefined tags.
2. XML documents must follow basic rules like being well-formed with matching tags and properly nested elements.
3. XML can be validated using DTDs or XML Schema which define constraints and data types for elements.
This document provides an overview of XML (Extensible Markup Language) and related technologies. It discusses the basics of creating an XML document including elements, attributes, and components. It then covers developing constraints for well-formed XML documents using DTDs (Document Type Definitions). Finally, it discusses using the W3C DOM (Document Object Model) API to programmatically access and manage XML documents with technologies like JavaScript.
The document discusses the XML DOM (Document Object Model) which defines a standard for accessing and manipulating XML documents. It outlines the core DOM, XML DOM, and HTML DOM standards. The XML DOM provides an API that allows developers to navigate and modify an XML document tree. It has advantages like being language-independent and allowing traversal and modification of the XML tree, but uses more memory than SAX and is slower. The DOM organizes an XML document into a hierarchy of node types that can have child nodes.
The XML DOM defines a standard for accessing and manipulating XML documents. It is a W3C standard that defines a model for XML documents and provides interfaces to dynamically access and modify elements, structure, and style. The XML DOM specifies objects and properties of all XML elements and methods to access them, allowing programs to get, change, add, or delete XML elements. SAX is an alternative XML parsing standard that is event-based and sequential, reporting each parsing event as it happens rather than retaining the full document structure in memory like the DOM.
The document discusses XML DOM and SAX. XML DOM defines a standard for accessing and manipulating XML documents and is a W3C standard. The XML DOM defines the objects and properties of all XML elements and methods to access them. SAX is an event-based parser API that provides an alternative to DOM for reading XML documents sequentially. SAX parsers have lower memory requirements than DOM parsers but validation requires access to the full document, which SAX does not provide.
XML is a markup language similar to HTML but designed for structured data rather than web pages. It uses tags to define elements and attributes, and can be validated using DTDs or XML schemas. XML documents can be transformed and queried using XSLT and XPath respectively. SAX is an event-based parser that reads XML sequentially while DOM loads the entire document into memory for random access.
The .NET Framework provides classes for working with XML, including parsing, validation, navigation, schema management, transformation, and serialization. Key classes include XmlReader, XmlWriter, and XmlDocument. XML is used extensively in .NET for configuration, ADO.NET, remoting, web services, and more. The document outlines the XML parsing model in .NET and classes for reading, writing, and manipulating XML.
The document discusses legacy connectivity and protocols. It describes legacy integration as integrating J2EE components with legacy systems. The key approaches to legacy integration are data level integration, application interface integration, method level integration, and user interface level integration. Legacy connectivity can be achieved using Java Native Interface (JNI), J2EE Connector Architecture, and web services. JNI allows Java code to call native methods written in other languages like C/C++. The J2EE Connector Architecture standardizes connectivity through resource adapters. Web services provide a platform-independent approach through XML protocols.
The document discusses messaging and internationalization. It covers messaging using Java Message Service (JMS), including the need for messaging, messaging architecture, types of messaging, messaging models, messaging servers, components of a JMS application, developing effective messaging solutions, and implementing JMS. It also discusses internationalizing J2EE applications.
The document discusses Java 2 Enterprise Edition (J2EE) application security. It covers security threat assessment, the Java 2 security model, and Java security APIs. The Java 2 security model provides access controls and allows downloading and running applications securely. It uses techniques like cryptography, digital signatures, and SSL. The Java Cryptography Extensions API provides methods for encrypting data, generating keys, and authentication.
The document discusses various security tools in Java including keytool, jarsigner, and policytool. Keytool is used to manage keystores containing private keys and certificates. It can generate key pairs, import/export certificates, and list keystore contents. Jarsigner signs JAR files using certificates from a keystore. Policytool creates and edits security policy files specifying user permissions. The document provides details on using each tool's commands and options.
This document discusses EJB technology and provides summaries of key concepts:
1. It defines the EJB container model and describes features like security, distributed access, and lifecycle management.
2. It compares the lifecycles of stateless session beans, stateful session beans, entity beans, and message-driven beans.
3. It contrasts stateful and stateless session beans and discusses differences in client state, pooling, lifecycles, and more. It also compares session beans and entity beans in terms of representing processes versus data.
This document discusses behavioral design patterns and J2EE design patterns. It provides descriptions and class diagrams for several behavioral patterns, including Iterator, Mediator, Memento, Observer, State, Strategy, Template Method, and Visitor. It also defines what a J2EE design pattern is and notes that J2EE patterns are categorized into the presentation, business, and integration tiers of an enterprise application.
This document provides an overview of EJB in J2EE architecture and EJB design patterns. It discusses the key characteristics of using EJB in J2EE architecture, including supporting multiple clients, improving reliability and productivity, supporting large scale deployment, developing transactional applications, and implementing security. It also outlines several EJB design patterns, such as client-side interaction patterns, EJB layer architectural patterns, inter-tier data transfer patterns, and transaction/persistence patterns.
This document discusses design patterns and provides examples of structural and behavioral design patterns. It describes the adapter, bridge, composite, decorator, facade, flyweight, proxy, chain of responsibility, and command patterns. Structural patterns are concerned with relationships and responsibilities between objects, while behavioral patterns focus on communication between objects. Examples of UML diagrams are provided to illustrate how each pattern can be modeled.
The document discusses UML diagrams that can be used to model J2EE applications, including use case diagrams, class diagrams, package diagrams, sequence diagrams, collaboration diagrams, state diagrams, activity diagrams, component diagrams, and deployment diagrams. It provides examples of each diagram type using a case study of an online bookstore system. The use case diagram shows use cases and actors, the class diagram shows classes and relationships, and other diagrams demonstrate how specific interactions, workflows, and system configurations can be modeled through different UML diagrams.
This document discusses design patterns and selecting appropriate patterns based on business requirements. It provides an overview of design patterns available in TheServerSide.com pattern catalog, which are organized into categories like EJB layer architectural patterns, inter-tier data transfer patterns, transaction and persistence patterns, and client-side EJB interaction patterns. Examples of patterns in each category are described. Best practices for developing class diagrams and using proven design patterns are also mentioned.
This document provides an overview of J2EE architecture. It defines architecture as the study of designing J2EE applications and discusses architectural concepts like attributes, models, and terminology. It describes the role of an architect and phases of architectural design. The document outlines the various components of J2EE like clients, web components, business components and containers. It also discusses key aspects of J2EE architecture like application areas, issues, technologies and available application servers.
The document discusses various topics related to collaboration and distributed systems including network communication in distributed environments, application integration using XML, and legacy integration technologies. Specifically, it covers factors that affect network performance like bandwidth and latency. It also describes using XML for data mapping between applications and data stores. Finally, it discusses different legacy integration methods like screen scraping, object mapping tools, and using off-board servers.
The document discusses JavaBean properties, property editors, and the classes used to implement them in Java. It describes the PropertyEditorSupport class and its methods for creating customized property editors. The PropertyDescriptor class and BeanInfo interface provide information about JavaBean properties, events, and methods. The document also provides tips on using sample JavaBeans from BDK1.1 in Java 2 SDK and creating a manifest file for multiple JavaBeans. Common questions about JavaBeans are answered.
The document discusses JavaBean properties and custom events. It defines different types of JavaBean properties like simple, boolean, indexed, bound, and constrained properties. It also explains how to create custom events by defining an event class, event listener interface, and event handler. The event handler notifies listeners when an event occurs. Finally, it demonstrates creating a login JavaBean that uses a custom event to validate that a username and password are not the same.
The document introduces JavaBeans, which are reusable software components created using Java. It discusses JavaBean concepts like properties, methods, and events. It also describes the Beans Development Kit (BDK) environment for creating, configuring, and testing JavaBeans. BDK includes components like the ToolBox, BeanBox, Properties window, and Method Tracer window. The document provides demonstrations of creating a sample JavaBean applet and user-defined JavaBean using BDK. It also covers topics like creating manifest and JAR files for packaging JavaBeans.
The document provides information on working with joins, the JDBC API, and isolation levels in Java database applications. It discusses different types of joins like inner joins, cross joins, and outer joins. It describes the key interfaces in the JDBC API like Statement, PreparedStatement, ResultSet, Connection, and DatabaseMetaData. It also covers isolation levels and how they prevent issues with concurrently running transactions accessing a database.
The document discusses various advanced features of JDBC including using prepared statements, managing transactions, performing batch updates, and calling stored procedures. Prepared statements improve performance by compiling SQL statements only once. Transactions allow grouping statements to execute atomically through commit and rollback. Batch updates reduce network calls by executing multiple statements as a single unit. Stored procedures are called using a CallableStatement object which can accept input parameters and return output parameters.
The document introduces JDBC and its key concepts. It discusses the JDBC architecture with two layers - the application layer and driver layer. It describes the four types of JDBC drivers and how they work. The document outlines the classes and interfaces that make up the JDBC API and the basic steps to create a JDBC application, including loading a driver, connecting to a database, executing statements, and handling exceptions. It provides examples of using JDBC to perform common database operations like querying, inserting, updating, and deleting data.
The document discusses classes and objects in Java, including defining classes with data members and methods, creating objects, using constructors, and the structure of a Java application. It also covers access specifiers, modifiers, compiling Java files, and provides a summary of key points about classes and objects in Java.
The document discusses casting and conversion in Java. It covers implicit and explicit type conversions, including widening, narrowing, and casting conversions. It also discusses overloading constructors in Java by defining multiple constructor methods with the same name but different parameters. The document provides examples of casting integer and double values to byte type, as well as overloading the Cuboid constructor to calculate volumes for rectangles and squares.
From Natural Language to Structured Solr Queries using LLMsSease
This talk draws on experimentation to enable AI applications with Solr. One important use case is to use AI for better accessibility and discoverability of the data: while User eXperience techniques, lexical search improvements, and data harmonization can take organizations to a good level of accessibility, a structural (or “cognitive” gap) remains between the data user needs and the data producer constraints.
That is where AI – and most importantly, Natural Language Processing and Large Language Model techniques – could make a difference. This natural language, conversational engine could facilitate access and usage of the data leveraging the semantics of any data source.
The objective of the presentation is to propose a technical approach and a way forward to achieve this goal.
The key concept is to enable users to express their search queries in natural language, which the LLM then enriches, interprets, and translates into structured queries based on the Solr index’s metadata.
This approach leverages the LLM’s ability to understand the nuances of natural language and the structure of documents within Apache Solr.
The LLM acts as an intermediary agent, offering a transparent experience to users automatically and potentially uncovering relevant documents that conventional search methods might overlook. The presentation will include the results of this experimental work, lessons learned, best practices, and the scope of future work that should improve the approach and make it production-ready.
AI in the Workplace Reskilling, Upskilling, and Future Work.pptxSunil Jagani
Discover how AI is transforming the workplace and learn strategies for reskilling and upskilling employees to stay ahead. This comprehensive guide covers the impact of AI on jobs, essential skills for the future, and successful case studies from industry leaders. Embrace AI-driven changes, foster continuous learning, and build a future-ready workforce.
Read More - https://bit.ly/3VKly70
Northern Engraving | Modern Metal Trim, Nameplates and Appliance PanelsNorthern Engraving
What began over 115 years ago as a supplier of precision gauges to the automotive industry has evolved into being an industry leader in the manufacture of product branding, automotive cockpit trim and decorative appliance trim. Value-added services include in-house Design, Engineering, Program Management, Test Lab and Tool Shops.
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ScyllaDB monitoring provides a lot of useful information. But sometimes it’s not easy to find the root of the problem if something is wrong or even estimate the remaining capacity by the load on the cluster. This talk shares our team's practical tips on: 1) How to find the root of the problem by metrics if ScyllaDB is slow 2) How to interpret the load and plan capacity for the future 3) Compaction strategies and how to choose the right one 4) Important metrics which aren’t available in the default monitoring setup.
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Manufacturing custom quality metal nameplates and badges involves several standard operations. Processes include sheet prep, lithography, screening, coating, punch press and inspection. All decoration is completed in the flat sheet with adhesive and tooling operations following. The possibilities for creating unique durable nameplates are endless. How will you create your brand identity? We can help!
In the realm of cybersecurity, offensive security practices act as a critical shield. By simulating real-world attacks in a controlled environment, these techniques expose vulnerabilities before malicious actors can exploit them. This proactive approach allows manufacturers to identify and fix weaknesses, significantly enhancing system security.
This presentation delves into the development of a system designed to mimic Galileo's Open Service signal using software-defined radio (SDR) technology. We'll begin with a foundational overview of both Global Navigation Satellite Systems (GNSS) and the intricacies of digital signal processing.
The presentation culminates in a live demonstration. We'll showcase the manipulation of Galileo's Open Service pilot signal, simulating an attack on various software and hardware systems. This practical demonstration serves to highlight the potential consequences of unaddressed vulnerabilities, emphasizing the importance of offensive security practices in safeguarding critical infrastructure.
What is an RPA CoE? Session 1 – CoE VisionDianaGray10
In the first session, we will review the organization's vision and how this has an impact on the COE Structure.
Topics covered:
• The role of a steering committee
• How do the organization’s priorities determine CoE Structure?
Speaker:
Chris Bolin, Senior Intelligent Automation Architect Anika Systems
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In this session, we will review the players involved in the CoE and how each role impacts opportunities.
Topics covered:
• What roles are essential?
• What place in the automation journey does each role play?
Speaker:
Chris Bolin, Senior Intelligent Automation Architect Anika Systems
Session 1 - Intro to Robotic Process Automation.pdfUiPathCommunity
👉 Check out our full 'Africa Series - Automation Student Developers (EN)' page to register for the full program:
https://bit.ly/Automation_Student_Kickstart
In this session, we shall introduce you to the world of automation, the UiPath Platform, and guide you on how to install and setup UiPath Studio on your Windows PC.
📕 Detailed agenda:
What is RPA? Benefits of RPA?
RPA Applications
The UiPath End-to-End Automation Platform
UiPath Studio CE Installation and Setup
💻 Extra training through UiPath Academy:
Introduction to Automation
UiPath Business Automation Platform
Explore automation development with UiPath Studio
👉 Register here for our upcoming Session 2 on June 20: Introduction to UiPath Studio Fundamentals: https://community.uipath.com/events/details/uipath-lagos-presents-session-2-introduction-to-uipath-studio-fundamentals/
QR Secure: A Hybrid Approach Using Machine Learning and Security Validation F...AlexanderRichford
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Aim of the Study: The goal of this research was to develop a robust hybrid approach for identifying malicious and insecure URLs derived from QR codes, ensuring safe interactions.
This is achieved through:
Machine Learning Model: Predicts the likelihood of a URL being malicious.
Security Validation Functions: Ensures the derived URL has a valid certificate and proper URL format.
This innovative blend of technology aims to enhance cybersecurity measures and protect users from potential threats hidden within QR codes 🖥 🔒
This study was my first introduction to using ML which has shown me the immense potential of ML in creating more secure digital environments!
Must Know Postgres Extension for DBA and Developer during MigrationMydbops
Mydbops Opensource Database Meetup 16
Topic: Must-Know PostgreSQL Extensions for Developers and DBAs During Migration
Speaker: Deepak Mahto, Founder of DataCloudGaze Consulting
Date & Time: 8th June | 10 AM - 1 PM IST
Venue: Bangalore International Centre, Bangalore
Abstract: Discover how PostgreSQL extensions can be your secret weapon! This talk explores how key extensions enhance database capabilities and streamline the migration process for users moving from other relational databases like Oracle.
Key Takeaways:
* Learn about crucial extensions like oracle_fdw, pgtt, and pg_audit that ease migration complexities.
* Gain valuable strategies for implementing these extensions in PostgreSQL to achieve license freedom.
* Discover how these key extensions can empower both developers and DBAs during the migration process.
* Don't miss this chance to gain practical knowledge from an industry expert and stay updated on the latest open-source database trends.
Mydbops Managed Services specializes in taking the pain out of database management while optimizing performance. Since 2015, we have been providing top-notch support and assistance for the top three open-source databases: MySQL, MongoDB, and PostgreSQL.
Our team offers a wide range of services, including assistance, support, consulting, 24/7 operations, and expertise in all relevant technologies. We help organizations improve their database's performance, scalability, efficiency, and availability.
Contact us: info@mydbops.com
Visit: https://www.mydbops.com/
Follow us on LinkedIn: https://in.linkedin.com/company/mydbops
For more details and updates, please follow up the below links.
Meetup Page : https://www.meetup.com/mydbops-databa...
Twitter: https://twitter.com/mydbopsofficial
Blogs: https://www.mydbops.com/blog/
Facebook(Meta): https://www.facebook.com/mydbops/
"$10 thousand per minute of downtime: architecture, queues, streaming and fin...Fwdays
Direct losses from downtime in 1 minute = $5-$10 thousand dollars. Reputation is priceless.
As part of the talk, we will consider the architectural strategies necessary for the development of highly loaded fintech solutions. We will focus on using queues and streaming to efficiently work and manage large amounts of data in real-time and to minimize latency.
We will focus special attention on the architectural patterns used in the design of the fintech system, microservices and event-driven architecture, which ensure scalability, fault tolerance, and consistency of the entire system.
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Join us to learn how UiPath Apps can directly and easily interact with prebuilt connectors via Integration Service--including Salesforce, ServiceNow, Open GenAI, and more.
The best part is you can achieve this without building a custom workflow! Say goodbye to the hassle of using separate automations to call APIs. By seamlessly integrating within App Studio, you can now easily streamline your workflow, while gaining direct access to our Connector Catalog of popular applications.
We’ll discuss and demo the benefits of UiPath Apps and connectors including:
Creating a compelling user experience for any software, without the limitations of APIs.
Accelerating the app creation process, saving time and effort
Enjoying high-performance CRUD (create, read, update, delete) operations, for
seamless data management.
Speakers:
Russell Alfeche, Technology Leader, RPA at qBotic and UiPath MVP
Charlie Greenberg, host
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Attributes & automation parameters enable the automation author to pass data values from one automation component to the next. During this webinar, our FME Flow Specialists will cover leveraging the three types of these output attributes & parameters in FME Flow: Event, Custom, and Automation. As a bonus, they’ll also be making use of the Split-Merge Block functionality.
You’ll leave this webinar with a better understanding of how to maximize the potential of automations by making use of attributes & automation parameters, with the ultimate goal of setting your enterprise integration workflows up on autopilot.
Essentials of Automations: Exploring Attributes & Automation Parameters
Xml session08
1. Extensible Markup Language
Objectives
In this session, you will learn to:
Identify the XML Document Object Model
Validate an XML document against an XML schema using the
Document Object Model
Apply a Style Sheet to an XML document
Ver. 1.0 Session 8 Slide 1 of 31
2. Extensible Markup Language
Identifying the XML Document Object Model
DOM defines the logical structure of documents.
DOM provides an Application Programming Interface (API)
for dynamically accessing and manipulating a document.
The DOM objects have associated methods and properties
to access and manipulate a document.
A DOM-enabled parser is required to use the features
provided by DOM.
A DOM-enabled parser:
Parses an XML document to ascertain its validity.
Creates an in‑memory representation of the XML document as
a tree structure.
Ver. 1.0 Session 8 Slide 2 of 31
3. Extensible Markup Language
Implementation of DOM in MSXML Parser
MSXML parser:
Is the Microsoft implementation of DOM.
Provides fundamental as well as added interfaces to access
documents.
The following figure represents how a DOM tree is used by
applications to access data.
MSXML Library
XML DOM Tree
Document Parser Root Application
Parsed Child
Document Text
Child
Text
Ver. 1.0 Session 8 Slide 3 of 31
4. Extensible Markup Language
XML DOM Objects and Methods
Following are the key DOM objects:
Document
Element
Node
NodeList
Attr
Text
CDataSection
ParseError
Ver. 1.0 Session 8 Slide 4 of 31
5. Extensible Markup Language
XML DOM Objects and Methods (Contd.)
Following are the key DOM objects:
– Document aIt is the top-level object that implements all the
basic DOM methods.
– Element aIt also has methods that support XSLT.
– Node aIt has methods that can be used to navigate,
– NodeList query, and modify the content and structure of
an XML document.
– Attr aSome of the methods provided by this object
– Text are createElement(), createAttribute(),
createComment() , and createTextNode().
– CDataSection aSome of the properties provided by this object that
– ParseError help in manipulating the information contained in
the object are async, childNodes, firstChild,
documentElement, xml, and readyState.
Ver. 1.0 Session 8 Slide 5 of 31
6. Extensible Markup Language
XML DOM Objects and Methods (Contd.)
Following are the key DOM objects:
– Document
– Element aIt represents all the element nodes in an XML
document.
– Node
aThe attributes associated with the elements are
– NodeList
considered to be the properties of the elements
– Attr rather than their child elements.
– Text aSome of the methods of this object are
– CDataSection also inherited from the Node object.
aSome of the methods provided by this object
– ParseError are
getAttribute(),
getElementsByTagName(),
normalize(), and removeAttributeNS().
Ver. 1.0 Session 8 Slide 6 of 31
7. Extensible Markup Language
XML DOM Objects and Methods (Contd.)
Following are the key DOM objects:
– Document
– Element
– Node It represents a single node in the XML document
tree structure.
– NodeList
It provides methods to work with child elements.
– Attr Some of the methods of this object are
– Text appendChild(newChild),
insertBefore(newNode,refNode),
– CDataSection and removeChild(nodeName).
– ParseError
Ver. 1.0 Session 8 Slide 7 of 31
8. Extensible Markup Language
XML DOM Objects and Methods (Contd.)
Following are the key DOM objects:
– Document
– Element
– Node
– NodeList It provides a list of nodes present in an XML
document for manipulation.
– Attr
This object enables you to iterate through a
– Text collection of nodes.
– CDataSection Some of the method of this object are item()
and nextNode().
– ParseError
Ver. 1.0 Session 8 Slide 8 of 31
9. Extensible Markup Language
XML DOM Objects and Methods (Contd.)
Following are the key DOM objects:
– Document
– Element
– Node
– NodeList
– Attr It represents an attribute of the Element
object.
– Text
It is also a Node and inherits various attributes
– CDataSection
and methods of Node object.
– ParseError
An attribute is not considered by the DOM to
be
a child node of an element, but rather a property.
Ver. 1.0 Session 8 Slide 9 of 31
10. Extensible Markup Language
XML DOM Objects and Methods (Contd.)
Following are the key DOM objects:
– Document
– Element
– Node
– NodeList
– Attr
It represents the text inside an XML element
– Text in
– CDataSection the node tree.
The splitText() method is associated with
– ParseError
this object.
Ver. 1.0 Session 8 Slide 10 of 31
11. Extensible Markup Language
XML DOM Objects and Methods (Contd.)
Following are the key DOM objects:
– Document
– Element
– Node
– NodeList
– Attr
– Text
It represents the CDATA sections in the node
– CDataSection tree.
– ParseError This node is used to escape the parts of text
that normally would be recognized as markup.
Ver. 1.0 Session 8 Slide 11 of 31
12. Extensible Markup Language
XML DOM Objects and Methods (Contd.)
Following are the key DOM objects:
– Document
– Element
– Node
– NodeList
– Attr
– Text
– CDataSection
– ParseError It returns information about the most recent
parse error.
It provides properties to retrieve information,
such as the error code, the error text, and the
line that caused the error.
Some of the properties of this object are
errorCode, reason, line, and srcText.
Ver. 1.0 Session 8 Slide 12 of 31
13. Extensible Markup Language
XML DOM Objects in Scripts
The DOM objects can be used within scripting languages
such as JavaScript and VBScript.
Using DOM objects in scripts allow dynamically applying a
style sheet to an XML document.
The code for using DOM objects for accessing an XML
document needs to be used as an HTML page.
Ver. 1.0 Session 8 Slide 13 of 31
14. Extensible Markup Language
Validating an XML Document Against an XML Schema Using DOM
DOM:
Used to validate XML documents against XML schemas.
Ensures proper grammar and proper formation of the XML
document.
• DOMDocument object:
Main object in a DOM.
Represents the top node in every document tree.
Used to load an XML document, parse it, and validate it.
• XMLSchemaCache object:
Loads the schema document associated with the XML
document.
Ver. 1.0 Session 8 Slide 14 of 31
15. Extensible Markup Language
Accessing an XML Document by Using the XMLSchemaCache Object
• Used to hold a collection of schema documents that
specifies the rules to which XML documents must conform.
• Following table describes some methods provided by the
XMLSchemaCache object.
Method Description
add(namespaceURI, This method adds a new schema to the collection and also
variable) associates the specified namespaceURI with the schema.
addCollection(XMLSch This method adds schemas from other schema collections.
emaCollection It also ensures that the namespaceURIs of the different
object) schemas do not clash.
get(namespaceURI) This method returns a node that contains the <schema>
element.
namespaceURI(index This method returns the namespace that is associated with
number) the schema at the specified index number.
remove(namespaceURI) This method removes a schema from a collection.
Ver. 1.0 Session 8 Slide 15 of 31
16. Extensible Markup Language
Validating an XML Document Against the Schema
To write a script that validates an XML document against
the schema, you need to follow the given tasks:
1. Create the user interface to accept the name of the XML
document and the XML schema.
2. Write the code to load the XML document.
3. Write the code to add the XML schema in the
XMLSchemaCache object.
4. Write the code to validate the XML document against the
schema.
Ver. 1.0 Session 8 Slide 16 of 31
17. Extensible Markup Language
Demo: Validating an XML Document
Problem Statement:
The head office of CyberShoppe receives data in the form of
XML documents from its branches. In order to ensure the
consistency of data sent by the branches, the head office
maintains the definitions for the structures of documents in
schemas. After receiving data from the branches, the head
office needs to verify that the data conforms to the schema of
the respective document. For this, the head office needs to
write a script that validates the data stored in an XML
document against a schema. You will initially do the testing for
the product.xml file.
Ver. 1.0 Session 8 Slide 17 of 31
18. Extensible Markup Language
Applying a Style Sheet to an XML Document
• Style sheet object that passes into the transformNode
method needs to be recompiled every time the method is
called.
• Compiling a style sheet means setting all its template rules
in an executable state.
• Using the XSLTemplate object and the XSLProcessor
object to perform transformation facilitates the following:
Reduction of overheads
Increase in the performance of an XSLT application
Ver. 1.0 Session 8 Slide 18 of 31
19. Extensible Markup Language
The XSLTemplate Object
Is a DOM object that is used to access an XSLT style sheet.
Used to hold a cached style sheet that can then be
dynamically associated with an XML document.
Before a style sheet document can be applied to an XML
document, it is converted into a tree structure by the parser.
XSLT tree structure is loaded into the memory of the
computer and used to process the XML document.
Ver. 1.0 Session 8 Slide 19 of 31
20. Extensible Markup Language
The XSLProcessor Object (Contd.)
• Used to apply a style sheet to an XML document and then
process that document.
• Applies the given XSLT document to a specific XML
document.
• Transforms an XML document by using the XSLT style
sheet.
• JavaScript code to create an XSLProcessor object is as
follows:
var xslprocobj= xsltobj.createProcessor();
Ver. 1.0 Session 8 Slide 20 of 31
21. Extensible Markup Language
Demo: Applying a Style Sheet to an XML Document During Run Time
Problem Statement:
CyberShoppe sells its products through an e-commerce Web
site. Product details, such as product name, description, price,
and quantity, need to be displayed.
A customer can choose to view the product details either as a
table or as a bulleted list.
Ver. 1.0 Session 8 Slide 21 of 31
22. Extensible Markup Language
Exercises
Problem Statement:
The following XML document, customer.xml contains
customer details:
<?xml version="1.0"?>
<CUSTOMER>
<CUSTOMERNAME>Harold Johnson</CUSTOMERNAME>
<ADDRESS>56, Regent Road</ADDRESS>
<CITY>London</CITY>
<COUNTRY>UK</COUNTRY>
<PHONE>444-425-2355</PHONE>
</CUSTOMER>
Create a Web page that accepts the name of the XML file in a
text box. When you click the Submit hyperlink, a JavaScript
code should load the XML document and extract the
CUSTOMERNAME element. The address and phone number
should be changed to 94, McFarlane Avenue and
412-233-2344, respectively, by using XML DOM objects.
Ver. 1.0 Session 8 Slide 22 of 31
23. Extensible Markup Language
Practice Questions
• Which of the following methods of the DOMDocument object
will you use to create an element node that has a
namespace prefix associated with it?
a. createElement()
b. createTextNode()
c. createNode()
d. createAttribute()
Answer:
c. createNode()
Ver. 1.0 Session 8 Slide 23 of 31
24. Extensible Markup Language
Practice Questions
• You have written a script to load an XML document and
validate it against a schema. Which of the following
properties of the DOMDocument object will you use to
ensure that the script waits till the XML document is loaded
before executing the rest of the code?
a. async
b. readyState
c. documentElement
d. xml
Answer:
a. async
Ver. 1.0 Session 8 Slide 24 of 31
25. Extensible Markup Language
Practice Questions
• Which of the following properties of the IXMLDOMNode
object will you use to return the text associated with a
node?
a. nodeName
b. xml
c. nodeType
d. nodeValue
Answer:
d. nodeValue
Ver. 1.0 Session 8 Slide 25 of 31
26. Extensible Markup Language
Practice Questions
• Which of the following properties of the
IXMLDOMParseError object will you use to retrieve the
string containing the line that caused an error while parsing
an XML document?
a. srcText
b. linePos
c. reason
d. line
Answer:
a. srcText
Ver. 1.0 Session 8 Slide 26 of 31
27. Extensible Markup Language
Practice Questions
Which one of the following is an object that represents the
complete XML document map?
a. IXMLDOMNode
b. DOMDocument
c. IXMLDOMNodeList
d. IXMLDOMParseError
Answer:
b. DOMDocument
Ver. 1.0 Session 8 Slide 27 of 31
28. Extensible Markup Language
Summary
In this session, you learned that:
The XMLSchemaCache object is used to associate an XML
document with an XSD document.
The XMLSchemaCache object is used to hold a collection of
schema documents that specifies the rules to which XML
documents must conform.
The XSLTemplate object is used to access an XSLT style
sheet.
The XSLProcessor object is used to apply style sheets on a
given XML document.
The XSLProcessor object is created using the
createProcessor() method.
The XSLProcessor object is associated with an XML
document by using the input property of the XSLProcessor
object.
Ver. 1.0 Session 8 Slide 28 of 31
29. Extensible Markup Language
Summary (Contd.)
The XSLProcessor object provides the transform()
method to transform an XML document according to the
information provided in an XSLT style sheet.
DOM is an application-programming interface that allows an
application to access the contents of an XML document.
DOM objects allow you to access and manipulate XML
documents.
The MSXML parser loads an XML document and creates a
tree structure that represents the various components of the
XML document.
The basic building block of the tree structure is a node. A node
is a container that holds information about the elements,
attributes, and content stored in an XML document.
Ver. 1.0 Session 8 Slide 29 of 31
30. Extensible Markup Language
Summary (Contd.)
Some DOM objects that are used to manipulate data in a
document are:
Document
Element
Node
NodeList
Attr
Text
CDataSection
ParseError
The Document object is the top-level object in the XML DOM.
This object provides various properties and methods that help
you to navigate, query, and modify the content and structure of
XML documents.
The Element object represents all the element nodes in a
document.
Ver. 1.0 Session 8 Slide 30 of 31
31. Extensible Markup Language
Summary (Contd.)
The Node object represents a node in the XML document
structure. This object provides methods to work with the child
elements.
The NodeList object allows you to iterate through a collection
of nodes.
The Attr object represents an attribute of an Element object.
The Text object represents the text inside an XML element in
the node tree.
The ParseError object returns information about the most
recent parse error.
Ver. 1.0 Session 8 Slide 31 of 31
Editor's Notes
Introduce the students to the course by asking them what they know about forensics. Next, ask the students what they know about system forensics and why is it required in organizations dependent on IT. This could be a brief discussion of about 5 minutes. Lead the discussion to the objectives of this chapter.
Introduce the students to the different types of threats that systems face by: Asking the students to give examples of what they think are environmental and human threats. Asking the students to give instances of what they think are malicious and non-malicious threats. Conclude the discussion on the different types of threats by giving additional examples of malicious and non malicious threats.
Introduce the students to the different types of threats that systems face by: Asking the students to give examples of what they think are environmental and human threats. Asking the students to give instances of what they think are malicious and non-malicious threats. Conclude the discussion on the different types of threats by giving additional examples of malicious and non malicious threats.
Hold a two- three minute discussion on the different types of system-related crimes that the students have experienced or heard. At the end of the discussion, give additional examples of system-related crimes.
Hold a two- three minute discussion on the different types of system-related crimes that the students have experienced or heard. At the end of the discussion, give additional examples of system-related crimes.
Hold a two- three minute discussion on the different types of system-related crimes that the students have experienced or heard. At the end of the discussion, give additional examples of system-related crimes.
Hold a two- three minute discussion on the different types of system-related crimes that the students have experienced or heard. At the end of the discussion, give additional examples of system-related crimes.
Hold a two- three minute discussion on the different types of system-related crimes that the students have experienced or heard. At the end of the discussion, give additional examples of system-related crimes.
Hold a two- three minute discussion on the different types of system-related crimes that the students have experienced or heard. At the end of the discussion, give additional examples of system-related crimes.
Hold a two- three minute discussion on the different types of system-related crimes that the students have experienced or heard. At the end of the discussion, give additional examples of system-related crimes.
Hold a two- three minute discussion on the different types of system-related crimes that the students have experienced or heard. At the end of the discussion, give additional examples of system-related crimes.
Hold a two- three minute discussion on the different types of system-related crimes that the students have experienced or heard. At the end of the discussion, give additional examples of system-related crimes.
Elaborate on the role that system forensics plays in an organization, based on the discussion in the previous slide and the information given on this slide.
While explaining the definition of system forensics, ask the students to note the following key words in the definition: Identify Extract Process Analyze Digital and hardware evidence Tell the students that these form an integral aspect of system forensics and would be discussed in detail. Before moving on to the next slide, hold a brief discussion on why is it important for organizations to take the help of system forensics. The discussion should be focused on: The role that system forensics plays in organizations having an IT set up. This discussion will serve as a precursor to the next slide.
While explaining the definition of system forensics, ask the students to note the following key words in the definition: Identify Extract Process Analyze Digital and hardware evidence Tell the students that these form an integral aspect of system forensics and would be discussed in detail. Before moving on to the next slide, hold a brief discussion on why is it important for organizations to take the help of system forensics. The discussion should be focused on: The role that system forensics plays in organizations having an IT set up. This discussion will serve as a precursor to the next slide.
While explaining the definition of system forensics, ask the students to note the following key words in the definition: Identify Extract Process Analyze Digital and hardware evidence Tell the students that these form an integral aspect of system forensics and would be discussed in detail. Before moving on to the next slide, hold a brief discussion on why is it important for organizations to take the help of system forensics. The discussion should be focused on: The role that system forensics plays in organizations having an IT set up. This discussion will serve as a precursor to the next slide.
While explaining the definition of system forensics, ask the students to note the following key words in the definition: Identify Extract Process Analyze Digital and hardware evidence Tell the students that these form an integral aspect of system forensics and would be discussed in detail. Before moving on to the next slide, hold a brief discussion on why is it important for organizations to take the help of system forensics. The discussion should be focused on: The role that system forensics plays in organizations having an IT set up. This discussion will serve as a precursor to the next slide.
While explaining the definition of system forensics, ask the students to note the following key words in the definition: Identify Extract Process Analyze Digital and hardware evidence Tell the students that these form an integral aspect of system forensics and would be discussed in detail. Before moving on to the next slide, hold a brief discussion on why is it important for organizations to take the help of system forensics. The discussion should be focused on: The role that system forensics plays in organizations having an IT set up. This discussion will serve as a precursor to the next slide.
While explaining the definition of system forensics, ask the students to note the following key words in the definition: Identify Extract Process Analyze Digital and hardware evidence Tell the students that these form an integral aspect of system forensics and would be discussed in detail. Before moving on to the next slide, hold a brief discussion on why is it important for organizations to take the help of system forensics. The discussion should be focused on: The role that system forensics plays in organizations having an IT set up. This discussion will serve as a precursor to the next slide.
While explaining the definition of system forensics, ask the students to note the following key words in the definition: Identify Extract Process Analyze Digital and hardware evidence Tell the students that these form an integral aspect of system forensics and would be discussed in detail. Before moving on to the next slide, hold a brief discussion on why is it important for organizations to take the help of system forensics. The discussion should be focused on: The role that system forensics plays in organizations having an IT set up. This discussion will serve as a precursor to the next slide.
While explaining the definition of system forensics, ask the students to note the following key words in the definition: Identify Extract Process Analyze Digital and hardware evidence Tell the students that these form an integral aspect of system forensics and would be discussed in detail. Before moving on to the next slide, hold a brief discussion on why is it important for organizations to take the help of system forensics. The discussion should be focused on: The role that system forensics plays in organizations having an IT set up. This discussion will serve as a precursor to the next slide.
While explaining the definition of system forensics, ask the students to note the following key words in the definition: Identify Extract Process Analyze Digital and hardware evidence Tell the students that these form an integral aspect of system forensics and would be discussed in detail. Before moving on to the next slide, hold a brief discussion on why is it important for organizations to take the help of system forensics. The discussion should be focused on: The role that system forensics plays in organizations having an IT set up. This discussion will serve as a precursor to the next slide.
Reiterate the concepts taught earlier by asking the given question.
Reiterate the concepts taught earlier by asking the given question.
Reiterate the concepts taught earlier by asking the given question.
Reiterate the concepts taught earlier by asking the given question.
Reiterate the concepts taught earlier by asking the given question.