Exception handling in java
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The document discusses exception handling in Java. It defines that an exception occurs when the normal flow of a program is disrupted, such as by invalid user input, missing files, or lost network connections. There are different types of exceptions including runtime exceptions, compile-time errors, and checked and unchecked exceptions. The document outlines the steps for handling exceptions which include finding the problem, informing of the error, getting error information, and taking corrective action. Common Java exceptions and an example of exception handling code in Java are also provided.
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Exception Handling In Java 15734
This document discusses exception handling in Java. It covers key concepts like exception classes, throwing and catching exceptions, creating custom exceptions, and best practices. Exception handling allows programs to gracefully deal with errors and exceptional conditions. The try-catch block is used to catch exceptions, and exceptions can be propagated or chained. Finally blocks ensure cleanup code is always executed. Custom exceptions should be named appropriately and provide useful messages. Exceptions should only be thrown and caught when needed to handle errors.
Exception handling in JAVA
The document discusses exception handling in Java. It defines exceptions as problems that disrupt normal program flow and defines exception handling as a mechanism to handle runtime errors. It describes different types of exceptions like checked exceptions, unchecked exceptions, and errors. It explains the exception hierarchy and how to use try, catch, and finally blocks to handle exceptions. Finally, it discusses user-defined exceptions, the throw keyword to explicitly throw exceptions, and the throws keyword to declare exceptions.
Exception handling in java
Exception handling in java,try and catch, finally block,nested catch and try block,what happen when exception raise in java,
Exception Handling In Java
This document discusses exception handling in Java. It covers key concepts like exception classes, throwing and catching exceptions, creating custom exceptions, and best practices. Exception handling allows programs to gracefully deal with errors and exceptional conditions. The try-catch block is used to catch exceptions, and exceptions can be propagated or chained. Methods that throw exceptions must specify them using the throws clause. Finally blocks are used to perform cleanup code regardless of exceptions.
Exception handling in java
Exception is an error event that can happen during the execution of a program and disrupts its normal flow. Java provides a robust and object oriented way to handle exception scenarios, known as Java Exception Handling.
Exception Handling in Java
The document discusses exception handling in programming. It defines different types of errors like syntax errors, semantic errors, and logical errors. Runtime errors can occur due to issues like division by zero. Exception handling involves finding and throwing exceptions using try, catch, and throw keywords. The catch block handles the exception. Common Java exceptions include NullPointerException, FileNotFoundException, and ArrayIndexOutOfBoundsException.
Exception handling
JAVA EXCEPTION HANDLING
N.V.Raja Sekhar Reddy
www.technolamp.co.in
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Exception handling
The document discusses exception handling in Java. It describes different types of errors like compile-time errors and run-time errors. It explains checked and unchecked exceptions in Java. Checked exceptions must be handled, while unchecked exceptions may or may not be handled. Finally, it covers how to create user-defined exceptions in Java by extending the Exception class and throwing exceptions using the throw keyword.
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Exception Handling In Java 15734
This document discusses exception handling in Java. It covers key concepts like exception classes, throwing and catching exceptions, creating custom exceptions, and best practices. Exception handling allows programs to gracefully deal with errors and exceptional conditions. The try-catch block is used to catch exceptions, and exceptions can be propagated or chained. Finally blocks ensure cleanup code is always executed. Custom exceptions should be named appropriately and provide useful messages. Exceptions should only be thrown and caught when needed to handle errors.
Exception handling in JAVA
The document discusses exception handling in Java. It defines exceptions as problems that disrupt normal program flow and defines exception handling as a mechanism to handle runtime errors. It describes different types of exceptions like checked exceptions, unchecked exceptions, and errors. It explains the exception hierarchy and how to use try, catch, and finally blocks to handle exceptions. Finally, it discusses user-defined exceptions, the throw keyword to explicitly throw exceptions, and the throws keyword to declare exceptions.
Exception handling in java
Exception handling in java,try and catch, finally block,nested catch and try block,what happen when exception raise in java,
Exception Handling In Java
This document discusses exception handling in Java. It covers key concepts like exception classes, throwing and catching exceptions, creating custom exceptions, and best practices. Exception handling allows programs to gracefully deal with errors and exceptional conditions. The try-catch block is used to catch exceptions, and exceptions can be propagated or chained. Methods that throw exceptions must specify them using the throws clause. Finally blocks are used to perform cleanup code regardless of exceptions.
Exception handling in java
Exception is an error event that can happen during the execution of a program and disrupts its normal flow. Java provides a robust and object oriented way to handle exception scenarios, known as Java Exception Handling.
Exception Handling in Java
The document discusses exception handling in programming. It defines different types of errors like syntax errors, semantic errors, and logical errors. Runtime errors can occur due to issues like division by zero. Exception handling involves finding and throwing exceptions using try, catch, and throw keywords. The catch block handles the exception. Common Java exceptions include NullPointerException, FileNotFoundException, and ArrayIndexOutOfBoundsException.
Exception handling
JAVA EXCEPTION HANDLING
N.V.Raja Sekhar Reddy
www.technolamp.co.in
Want more interesting...
Watch and Like us @ https://www.facebook.com/Technolamp.co.in
subscribe videos @ http://www.youtube.com/user/nvrajasekhar
Exception handling
The document discusses exception handling in Java. It describes different types of errors like compile-time errors and run-time errors. It explains checked and unchecked exceptions in Java. Checked exceptions must be handled, while unchecked exceptions may or may not be handled. Finally, it covers how to create user-defined exceptions in Java by extending the Exception class and throwing exceptions using the throw keyword.
exception handling in java
This document discusses Java exceptions including try/catch blocks, the Throwable interface, the Exception class, and commonly used exceptions like IOException and ArrayIndexOutOfBoundsException. It explains that exceptions can occur at compile-time or run-time and that the try/catch block is used to handle exceptions. The throw keyword is used to explicitly raise an exception while the throws keyword transfers an exception to the calling function.
Exception handling in java
what is exception?
what is exception handling?
When occur Exception in a program?
Why we use exception handling macanisum?
explain try, catch, finally keywords.
try,catch and finally-Rules.
Types of Exception.
example of Some java Pre-defined /Built-in exception class.
User-defined Eceptions
Exception in java?
Java exception handling
The document discusses exception handling in Java. It defines exceptions as abnormal conditions that occur during program execution. Java provides exception handling mechanisms using try, catch, throw, throws and finally constructs. Exceptions can be generated by the Java runtime system or manually by code. All exceptions inherit from the Throwable class. The key aspects of exception handling in Java are discussed including nested try blocks, checked vs unchecked exceptions, and defining custom exception classes.
Exception Handling Java
The document discusses effective use of exception handling in Java. It defines exceptions as abnormal conditions that occur during method execution. There are several types of exceptions, including checked exceptions that must be caught or declared, and unchecked exceptions that do not require handling. The document provides guidance on when to use checked vs unchecked exceptions and discusses approaches for designing exception handling in applications.
Exceptionhandling
The document discusses exception handling in Java. It defines exceptions as abnormal conditions that disrupt normal program flow. Exception handling allows programs to gracefully handle runtime errors. The key types of exceptions are checked exceptions, unchecked exceptions, and errors. The try-catch block is used to catch exceptions, with catch blocks handling specific exception types. Custom exceptions can also be created to customize exception handling.
Exception handling basic
There are three main categories of exceptions in Java:
1. Checked exceptions must be handled by the programmer and cannot be ignored.
2. Unchecked exceptions occur during runtime due to programming errors. They can be ignored.
3. Errors are problems beyond the programmer's control, like stack overflows, and are also ignored.
Java uses five keywords to handle exceptions: try catches exceptions thrown within its block; catch handles caught exceptions; throw manually throws exceptions; throws declares exceptions a method may throw; and finally always executes regardless of exceptions. Programmers place exception-prone code in try blocks and use catch blocks to handle exceptions rationally.
Exception handling in Java
This document discusses exception handling in Java. It defines what exceptions are, why they occur, and what exception handling is. It describes the advantages of exception handling and differences between exceptions and errors. It covers the exception class hierarchy and exception handling keywords like try, catch, finally, throw, and throws. It provides examples of common exception types and an example Java code demonstrating exception handling.
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The document discusses exception handling in Java programming. It covers the basics of exceptions, using try/catch blocks, throwing and catching multiple exceptions, and the finally block. It also discusses advantages of exception handling, specifying exceptions methods can throw, tracing exceptions through the call stack, creating custom exceptions, and using assertions. The key topics are exceptions, try/catch/finally, throwing exceptions, and creating and handling exceptions.
Exception handling in java
This document discusses exception handling in Java programming. It defines an exception as an unwanted event that interrupts normal program flow. Exceptions can be handled in Java to provide meaningful messages to users rather than system errors. The document covers checked and unchecked exceptions, try-catch blocks, multiple catch blocks, finally blocks, and throwing custom exceptions. It provides examples to illustrate exception handling concepts in Java.
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This document discusses types of exceptions in Java. It begins by showing the exception hierarchy with Throwable at the top, and Error and Exception as subclasses. Exception is used for exceptions that user programs should catch, while Error defines exceptions not expected to be caught. There are two types of exceptions: unchecked exceptions which do not need to be included in a method's throws list, and checked exceptions which must be included in the throws list or caught within a method. Examples of each type are provided.
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The document discusses exception handling in Java. It defines exceptions as abnormal conditions that arise during runtime and disrupt normal program flow. There are three types of exceptions: checked exceptions which must be declared, unchecked exceptions which do not need to be declared, and errors which are rare and cannot be recovered from. The try, catch, and finally blocks are used to handle exceptions, with catch blocks handling specific exception types and finally blocks containing cleanup code.
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University of Rajshahi
Exception handling
Exceptions indicate problems during program execution and can be handled to allow programs to continue running or notify users. There are different levels where exceptions can occur including hardware, operating systems, languages, and within programs. Exception handling uses try, catch, and throw blocks. A try block encloses code that could throw an exception. If an exception occurs, control transfers to the matching catch block. The catch block handles the exception to resolve it. Exceptions not caught will terminate the program.
Z blue exception
Exceptions represent errors that occur during program execution. The try-catch block allows exceptions to be handled gracefully. A try block contains code that might throw exceptions, while catch blocks specify how to handle specific exception types if they occur. Checked exceptions must either be caught or specified in a method's throws clause, as they represent conditions outside the programmer's control. Unchecked exceptions like NullPointerException indicate programming errors and do not require catching or specifying.
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Exception handling in java
The document discusses exception handling in Java. It defines exceptions as abnormal conditions that disrupt normal program flow. Exception handling allows maintaining normal flow by catching and handling exceptions. There are two main exception types: checked exceptions which must be declared, and unchecked exceptions which do not. The try, catch, finally and throw keywords are used to define exception handling blocks to catch exceptions and define exception throwing methods. Finally blocks ensure code is always executed even if exceptions occur.
Exception handling
An exception is a problem that arises during the time of execution of program. An exception can occur for many different reasons, including the following.
A user has enter invalid data.
A file that needs to be opened cannot be found.
A network connection has been lost in the middle of communicatons,or the JVM has run out of memory.
Some of these exception are caused by user error, others by programmer error, and others by physical resources, that have failed in some manner.
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Topic covers :
What are java Exceptions?
What errors are occurred during programming?
Exceptional Handling ?
Programming Logic ?
Try-- catch Block
Class notes(week 8) on exception handling
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exception handling in java
This document discusses Java exceptions including try/catch blocks, the Throwable interface, the Exception class, and commonly used exceptions like IOException and ArrayIndexOutOfBoundsException. It explains that exceptions can occur at compile-time or run-time and that the try/catch block is used to handle exceptions. The throw keyword is used to explicitly raise an exception while the throws keyword transfers an exception to the calling function.
Exception handling in java
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what is exception handling?
When occur Exception in a program?
Why we use exception handling macanisum?
explain try, catch, finally keywords.
try,catch and finally-Rules.
Types of Exception.
example of Some java Pre-defined /Built-in exception class.
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The document discusses exception handling in Java. It defines exceptions as abnormal conditions that disrupt normal program flow. Exception handling allows programs to gracefully handle runtime errors. The key types of exceptions are checked exceptions, unchecked exceptions, and errors. The try-catch block is used to catch exceptions, with catch blocks handling specific exception types. Custom exceptions can also be created to customize exception handling.
Exception handling basic
There are three main categories of exceptions in Java:
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2. Unchecked exceptions occur during runtime due to programming errors. They can be ignored.
3. Errors are problems beyond the programmer's control, like stack overflows, and are also ignored.
Java uses five keywords to handle exceptions: try catches exceptions thrown within its block; catch handles caught exceptions; throw manually throws exceptions; throws declares exceptions a method may throw; and finally always executes regardless of exceptions. Programmers place exception-prone code in try blocks and use catch blocks to handle exceptions rationally.
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The document discusses exception handling in Java programming. It covers the basics of exceptions, using try/catch blocks, throwing and catching multiple exceptions, and the finally block. It also discusses advantages of exception handling, specifying exceptions methods can throw, tracing exceptions through the call stack, creating custom exceptions, and using assertions. The key topics are exceptions, try/catch/finally, throwing exceptions, and creating and handling exceptions.
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This document discusses exception handling in Java programming. It defines an exception as an unwanted event that interrupts normal program flow. Exceptions can be handled in Java to provide meaningful messages to users rather than system errors. The document covers checked and unchecked exceptions, try-catch blocks, multiple catch blocks, finally blocks, and throwing custom exceptions. It provides examples to illustrate exception handling concepts in Java.
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The document summarizes a presentation on exception handling given by the group "Bug Free". It defines what exceptions are, why they occur, and the exception hierarchy. It describes checked and unchecked exceptions, and exception handling terms like try, catch, throw, and finally. It provides examples of using try-catch blocks, multiple catch statements, nested try-catch, and throwing and handling exceptions.
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• Demo on Platform overview
• Q/A
GraphSummit Singapore | Enhancing Changi Airport Group's Passenger Experience...
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Discover how Changi Airport Group (CAG) leverages graph technologies and generative AI to revolutionize their search capabilities. This session delves into the unique search needs of CAG’s diverse passengers and customers, showcasing how graph data structures enhance the accuracy and relevance of AI-generated search results, mitigating the risk of “hallucinations” and improving the overall customer journey.
Presentation of the OECD Artificial Intelligence Review of Germany
Consult the full report at https://www.oecd.org/digital/oecd-artificial-intelligence-review-of-germany-609808d6-en.htm
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Programming Foundation Models with DSPy - Meetup Slides
Prompting language models is hard, while programming language models is easy. In this talk, I will discuss the state-of-the-art framework DSPy for programming foundation models with its powerful optimizers and runtime constraint system.
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Sudheer Mechineni, Head of Application Frameworks, Standard Chartered Bank
Discover how Standard Chartered Bank harnessed the power of Neo4j to transform complex data access challenges into a dynamic, scalable graph database solution. This keynote will cover their journey from initial adoption to deploying a fully automated, enterprise-grade causal cluster, highlighting key strategies for modelling organisational changes and ensuring robust disaster recovery. Learn how these innovations have not only enhanced Standard Chartered Bank’s data infrastructure but also positioned them as pioneers in the banking sector’s adoption of graph technology.
Essentials of Automations: The Art of Triggers and Actions in FME
In this second installment of our Essentials of Automations webinar series, we’ll explore the landscape of triggers and actions, guiding you through the nuances of authoring and adapting workspaces for seamless automations. Gain an understanding of the full spectrum of triggers and actions available in FME, empowering you to enhance your workspaces for efficient automation.
We’ll kick things off by showcasing the most commonly used event-based triggers, introducing you to various automation workflows like manual triggers, schedules, directory watchers, and more. Plus, see how these elements play out in real scenarios.
Whether you’re tweaking your current setup or building from the ground up, this session will arm you with the tools and insights needed to transform your FME usage into a powerhouse of productivity. Join us to discover effective strategies that simplify complex processes, enhancing your productivity and transforming your data management practices with FME. Let’s turn complexity into clarity and make your workspaces work wonders!
GraphSummit Singapore | The Art of the Possible with Graph - Q2 2024
Neha Bajwa, Vice President of Product Marketing, Neo4j
Join us as we explore breakthrough innovations enabled by interconnected data and AI. Discover firsthand how organizations use relationships in data to uncover contextual insights and solve our most pressing challenges – from optimizing supply chains, detecting fraud, and improving customer experiences to accelerating drug discoveries.
HCL Notes und Domino Lizenzkostenreduzierung in der Welt von DLAU
Webinar Recording: https://www.panagenda.com/webinars/hcl-notes-und-domino-lizenzkostenreduzierung-in-der-welt-von-dlau/
DLAU und die Lizenzen nach dem CCB- und CCX-Modell sind für viele in der HCL-Community seit letztem Jahr ein heißes Thema. Als Notes- oder Domino-Kunde haben Sie vielleicht mit unerwartet hohen Benutzerzahlen und Lizenzgebühren zu kämpfen. Sie fragen sich vielleicht, wie diese neue Art der Lizenzierung funktioniert und welchen Nutzen sie Ihnen bringt. Vor allem wollen Sie sicherlich Ihr Budget einhalten und Kosten sparen, wo immer möglich. Das verstehen wir und wir möchten Ihnen dabei helfen!
Wir erklären Ihnen, wie Sie häufige Konfigurationsprobleme lösen können, die dazu führen können, dass mehr Benutzer gezählt werden als nötig, und wie Sie überflüssige oder ungenutzte Konten identifizieren und entfernen können, um Geld zu sparen. Es gibt auch einige Ansätze, die zu unnötigen Ausgaben führen können, z. B. wenn ein Personendokument anstelle eines Mail-Ins für geteilte Mailboxen verwendet wird. Wir zeigen Ihnen solche Fälle und deren Lösungen. Und natürlich erklären wir Ihnen das neue Lizenzmodell.
Nehmen Sie an diesem Webinar teil, bei dem HCL-Ambassador Marc Thomas und Gastredner Franz Walder Ihnen diese neue Welt näherbringen. Es vermittelt Ihnen die Tools und das Know-how, um den Überblick zu bewahren. Sie werden in der Lage sein, Ihre Kosten durch eine optimierte Domino-Konfiguration zu reduzieren und auch in Zukunft gering zu halten.
Diese Themen werden behandelt
- Reduzierung der Lizenzkosten durch Auffinden und Beheben von Fehlkonfigurationen und überflüssigen Konten
- Wie funktionieren CCB- und CCX-Lizenzen wirklich?
- Verstehen des DLAU-Tools und wie man es am besten nutzt
- Tipps für häufige Problembereiche, wie z. B. Team-Postfächer, Funktions-/Testbenutzer usw.
- Praxisbeispiele und Best Practices zum sofortigen Umsetzen
Unlock the Future of Search with MongoDB Atlas_ Vector Search Unleashed.pdf
Discover how MongoDB Atlas and vector search technology can revolutionize your application's search capabilities. This comprehensive presentation covers:
* What is Vector Search?
* Importance and benefits of vector search
* Practical use cases across various industries
* Step-by-step implementation guide
* Live demos with code snippets
* Enhancing LLM capabilities with vector search
* Best practices and optimization strategies
Perfect for developers, AI enthusiasts, and tech leaders. Learn how to leverage MongoDB Atlas to deliver highly relevant, context-aware search results, transforming your data retrieval process. Stay ahead in tech innovation and maximize the potential of your applications.
#MongoDB #VectorSearch #AI #SemanticSearch #TechInnovation #DataScience #LLM #MachineLearning #SearchTechnology
Pushing the limits of ePRTC: 100ns holdover for 100 days
At WSTS 2024, Alon Stern explored the topic of parametric holdover and explained how recent research findings can be implemented in real-world PNT networks to achieve 100 nanoseconds of accuracy for up to 100 days.
National Security Agency - NSA mobile device best practices
Threats to mobile devices are more prevalent and increasing in scope and complexity. Users of mobile devices desire to take full advantage of the features
available on those devices, but many of the features provide convenience and capability but sacrifice security. This best practices guide outlines steps the users can take to better protect personal devices and information.
Artificial Intelligence for XMLDevelopment
In the rapidly evolving landscape of technologies, XML continues to play a vital role in structuring, storing, and transporting data across diverse systems. The recent advancements in artificial intelligence (AI) present new methodologies for enhancing XML development workflows, introducing efficiency, automation, and intelligent capabilities. This presentation will outline the scope and perspective of utilizing AI in XML development. The potential benefits and the possible pitfalls will be highlighted, providing a balanced view of the subject.
We will explore the capabilities of AI in understanding XML markup languages and autonomously creating structured XML content. Additionally, we will examine the capacity of AI to enrich plain text with appropriate XML markup. Practical examples and methodological guidelines will be provided to elucidate how AI can be effectively prompted to interpret and generate accurate XML markup.
Further emphasis will be placed on the role of AI in developing XSLT, or schemas such as XSD and Schematron. We will address the techniques and strategies adopted to create prompts for generating code, explaining code, or refactoring the code, and the results achieved.
The discussion will extend to how AI can be used to transform XML content. In particular, the focus will be on the use of AI XPath extension functions in XSLT, Schematron, Schematron Quick Fixes, or for XML content refactoring.
The presentation aims to deliver a comprehensive overview of AI usage in XML development, providing attendees with the necessary knowledge to make informed decisions. Whether you’re at the early stages of adopting AI or considering integrating it in advanced XML development, this presentation will cover all levels of expertise.
By highlighting the potential advantages and challenges of integrating AI with XML development tools and languages, the presentation seeks to inspire thoughtful conversation around the future of XML development. We’ll not only delve into the technical aspects of AI-powered XML development but also discuss practical implications and possible future directions.
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Exception handling in java
- 1. Topic-Exception Handling Submitted to :Aman kumar Submitted by :Ravinder kaur Msc.it/3rd 1725794
- 2. EXCEPTION Exception is a problem that aries during the execution of a program.when exception occurs the normal flow of the program is disturb and the program terminates abnormally.
- 3. REASONS FOR EXCEPTIONS:- An exception can occur for many different reasons. Following are some scenarios where an exception occurs:- A user has entered an invalid data. A file that needs to be opened cannot be found. A network connection has been lost in the middle of communications or the JVM has run out of memory.
- 4. ERROR An Error is any unexpected result obtained from a program during execution. Errors should be handled by the programmer, to prevent them from reaching the user. Unhandled errors may manifest themselves as incorrect results or behavior, or as abnormal program termination.
- 5. TYPES OF Error RUN TIME Error- Dividing and integer by zero , Acessing an elemet which is out of bound,try to store a value which is incompatilbe with class or variable type, passing parameter that are not in valid range. COMPILE TIME Error -missing semicolomn, missing brackets in class or method, missing double quotes in string, use of undefined operator.
- 6. EXCEPTION HANDLING Exception Handling is a mechanism to handle runtime errors .with thw help of exception handling we can easily find an error and easily remove or solved error that occur during the execution of a program.
- 7. Steps for handling exception Find the problem . Infrom that error has occurred. Receive the error information Tak ecorretive action. Hit the exception Throw the exception Catch the exception Handle the exception
- 9. COMMON JAVAEXCEPTION Arithmetic exception. Array store exception. I/O exception. Null pointer Exception. Security exception. String out of bound exception. Number format exception. File not find exception.
- 10. Types of JAVA EXCEPTION Checked Exception. Unchecked exception. Error.
- 11. Types of JAVA EXCEPTION Checked Exception-The classes which directly inherit Throwable class except RuntimeException and Error are known as checked exceptions e.g. IOException, SQLException etc. Checked exceptions are checked at compile-time. Unchecked Exception-The classes which inherit RuntimeException are known as unchecked exceptions e.g. ArithmeticException, NullPointerException, ArrayIndexOutOfBoundsException etc. Unchecked exceptions are not checked at compile-time, but they are checked at runtime.
- 12. Example of exception handling in java public class JavaExceptionExample{ public static void main(String args[]){ try{ int data=100/0; } catch(ArithmeticExceptione) {System.out.println(e);} System.out.println("rest of the code..."); } }