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java packages and its types with example
This document discusses packages in Java. It defines packages as a way to organize Java code and provides examples of built-in Java packages like java.lang and java.awt. It explains the different types of packages, the rules for packages, and how to create and access custom packages. Examples are provided to demonstrate importing and using classes from packages in an applet program.
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- 1. INFORMATICS & COMPUTATIONALSCIENCES PROGRAMME UNIVERSITY COLLEGE OF SCIENCE MOHANLAL SUKHADIA UNIVERSITY (NAAC Accredited A Grade University) UDAIPUR – 313001(INDIA)
- 2. Name of theCandidate : Divya Kothari Class : BCA 5th sem Paper : BCA-S502 java Submitted to :Mr. Chetan Mali TOPIC PACKAGES IN JAVA
- 3. CONTENTS • INTRODUCTION • EXPLAINATIONOF PACKAGES • TYPES OF PACKAGES • RULERS OF PACKAGES • STEPS FOR CREATING PACKAGES • ACCESSING OF PACKAGES • ADVANTAGES OF PACKAGES • EXAMPLES
- 8. Partial Package ofJava 8 java lang String Math reflect Constructor Method awt Frame Button io ObjectInputStream ObjectOutputStream util Vector Random
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- 20. EXAMPLE: import java.applet.*; import java.awt.*; importjava.awt.event.*;
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- 42. EXAMPLE OF APPLET importjava.awt.*; import java.applet.*; public class A extends Applet { public void paint(Graphics g) { g.drawString(“welcome”,10,20); g.drawRect(10,10,200,200); g.drawOval(10,10,50,30); } }
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