Java Outputs

8/7/2019 Java Outputs

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1. Classes and Object

import java.io.*;class Model

{int age;String name,gen;void get(){

DataInputStream ba; ba=new DataInputStream(System.in);try{

System.out.println("Enter the name");name=ba.readLine();

System.out.println("Enter the gender");gen=ba.readLine();System.out.println("Enter the age");age=Integer.parseInt(ba.readLine());

}catch(IOException e){System.out.println("error");}

}void out()

{System.out.println("The Data is Inserted as ...");System.out.println("Name = "+name);System.out.println("Gender ="+gen);System.out.println("Age ="+age);

}}class Model1{

public static void main(String args[]){

Model obj=new Model();obj.get();obj.out();

}}


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Output:

U:\>java Model1Enter the name: karthick Enter the gender: male

Enter the age: 28The data is inserted as..

Name: karthick Gender: maleAge: 28.


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2.Inheritance

Single Inheritance :

import java.io.*;class Odd{

void oddvalue(int x){

System.out.println("The entered number "+x+" an Odd number .");}

}class Even extends Odd{

void evenvalue(int x){

System.out.println("The entered number "+x+" an Even number .");}

}class Value{


DataInputStream din;din=new DataInputStream(System.in);try{

int no;System.out.print("Enter a number : ");no=Integer.parseInt(din.readLine());Even en=new Even();if ((no%2)==0){

en.evenvalue(no);}else{

en.oddvalue(no);

}}catch(IOException e){

System.out.println("Error !!!");}

}}


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Output:

U:\>java Value

Enter a number:6

The number as an even number


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Multilevel Inheritance

import java.io.*;class Odd{

void oddvalue(int x){System.out.println("The entered number "+x+" an Odd number .");

}}class Even extends Odd{

void evenvalue(int x){


}class Less extends Even{

void lessvalue(int x){

System.out.println("The entered number "+x+" is lesser than Zero .");}

}class Multivalue{

public static void main(String args[])

{ DataInputStream din;din=new DataInputStream(System.in);try{

int no;System.out.print("Enter a number : ");no=Integer.parseInt(din.readLine());Even en=new Even();Less ls=new Less();if (no


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}else{

en.oddvalue(no);}



}}


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Output:

i)U:\>java MultivalueEnter the number:3The entered number 3 as an odd number

ii) U:\>java MultivalueEnter the number:-9The entered number-9 is less than zero.


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Hierarchical Inheritance

import java.io.*;class Value{

void content(int x){if ((x%2)==0){

Even en=new Even();en.evenvalue(x);

}else{

Odd od=new Odd();od.oddvalue(x);

}}}class Odd extends Value{

void oddvalue(int x){

System.out.println("The entered number "+x+" an Odd number .");}

}class Even extends Value

{ void evenvalue(int x){


}class Hiervalue{


DataInputStream din;

din=new DataInputStream(System.in);try{

int no;System.out.print("Enter a number : ");no=Integer.parseInt(din.readLine());Odd od=new Odd();od.content(no);


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}catch(IOException e){


}}


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Output:

i)U:\>java Hiervalue

Enter a number:8The number 8 as an even number

ii) U:\>java Hiervalue

Enter a number:5The number 5 as an odd number


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3)Multithreading

Synchronization

class Share extends Thread{

static String msg[]={"This", "is", "a", "synchronized", "variable"};Share(String threadname){

super(threadname);}

public void run(){

display(getName());}

public void display(String threadN){synchronized(Share.class){for(int i=0;i


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Output :

U:\>javac SynStatement1.java

U:\> java SynStatement1Thread One :ThisThread One :isThread One :aThread One :synchronizedThread One :variableObject ExitingThread Two :ThisThread Two :isThread Two :aThread Two :synchronized

Thread Two :variableObject Exiting


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Thread priorities

public class Main{

public void setPrioritiesOnThreads(){

Thread thread1 = new Thread(new TestThread(1));Thread thread2 = new Thread(new TestThread(2));

//Setting priorities on the Thread objectsthread1.setPriority(Thread.MAX_PRIORITY);thread2.setPriority(Thread.MIN_PRIORITY);

thread1.start();thread2.start();

try {

//Wait for the threads to finishthread1.join();thread2.join();

} catch (InterruptedException ex) {

ex.printStackTrace();}

System.out.println("Done.");

}public void noPrioritiesOnThreads(){

Thread thread3 = new Thread(new TestThread(3));Thread thread4 = new Thread(new TestThread(4));thread3.start();

thread4.start();try

{thread3.join();thread4.join();

}catch (InterruptedException ex){

ex.printStackTrace();}


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System.out.println("Done.");}public static void main(String[] args){

System.out.println("Thread without Priority");

new Main().noPrioritiesOnThreads();System.out.println("Priority on Thread");new Main().setPrioritiesOnThreads();

}class TestThread implements Runnable{

int id; public TestThread(int id) {this.id = id;

}public void run()

{ for (int i = 1; i


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Output

G:\>java MainThread without PriorityThread3: 1Thread4: 1Thread3: 2Thread4: 2Thread3: 3Thread4: 3Thread3: 4Thread4: 4Thread3: 5Thread4: 5Done.Priority on ThreadThread1: 1Thread1: 2Thread1: 3Thread1: 4Thread1: 5Thread2: 1Thread2: 2Thread2: 3Thread2: 4Thread2: 5Done.

Note : The Output may vary Depending on the CPU speed .


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4) Packages&interfaces

Pack1 coding: package pack1; public interface Bnw

{ public void bkwt();}

Pack2 coding: package pack2; public interface Color {

public void colorcp();}

Main Program :import java.lang.*;import java.io.*;import pack1.*;import pack2.*;class Photocopy implements Bnw,Color {

public void bkwt(){

System.out.println("Total amount for black and white copy: ");}

public void colorcp(){

System.out.println("Total amount for color photocopy");}

}class Output{


DataInputStream din=new DataInputStream(System.in);Photocopy cp=new Photocopy();

double bnw,cn,bw,c;try{

System.out.println("Enter number of normal pages :"); bnw=Double.parseDouble(din.readLine()); bw=bnw*6.50;System.out.println("Enter no of color pages:");cn=Double.parseDouble(din.readLine());


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c=cn*8;cp.bkwt();System.out.println(bw);cp.colorcp();System.out.println(c);

}catch(IOException e){

System.out.println("Error");}

}}


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Output :

U:\> cd pack1U:\pack1>javac Bnw.javaU:\pack1>cd..

U:\>cd pack2U:\pack2> javac Color.javaU:\pack2>cd..U:\>javac Output.javaU:\>java OutputEnter the number of Normal pages : 3Enter the number of Color pages :1Total amount for black and white copy : 19.5Total amount for Color copy : 8.0


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Output:

U:\ java ConvertEnter the rupee value to be converted:30

Default dollar rate:54.60Rupee:30Dollar:1638Enter todays dollar rate:45Rupee:30Dollar rate:1350.0


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6. String handling

import java.io.*;class Stringhandling{

public static void main(String args[]){int ch;String c1,c2;System.out.println(" 1. String Constructors ");System.out.println(" 2. String Length ");System.out.println(" 3. String Concatenation ");System.out.println(" 4. Character Extraction ");System.out.println(" String Comparison ");System.out.println(" 5. Equal or Not ");System.out.println(" 6. starts with and ends with ");

System.out.println(" 7. compareTo ");System.out.println(" Modifying a String ");System.out.println(" 8. replace ");System.out.println(" 9. trim ");System.out.println(" 10. Change Case");System.out.print("Enter the choice : ");DataInputStream din;din=new DataInputStream(System.in);try{

ch=Integer.parseInt(din.readLine());

switch (ch){case 1:

char cd []={'J','A','V','A','_','U','S','I','N','G','_','O','O','P','S'};String s1 = new String(cd);String s2 = new String(cd,5,5);

byte ascii[]={74,65,73,67};String s3=new String(ascii);System.out.println("String cd = "+s1);System.out.println("String of start index :4 and characters 5 : "+s2);System.out.println("The Character representation of ascii 74,65,73,67 is:

"+s3); break;case 2:

System.out.print("Enter String : ");c1=din.readLine();System.out.println("String Length of "+c1+" is : "+c1.length());

break;case 3:


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System.out.print("Enter String 1 : ");c1=din.readLine();System.out.print("Enter String 2 : ");c2=din.readLine();System.out.println("The Concatenated String is "+c1+" and "+c2);

System.out.println("The Concatenated String is "+c1.concat(c2)); break;case 4:

c1="Sample program for Character Extraction in Java ";System.out.println("String : "+c1);char buf[]=new char[10];c1.getChars(7,15,buf,1);

System.out.print("The Extracted String is : ");System.out.println(buf);

break;case 5:

System.out.print("Enter String 1 : ");c1=din.readLine();System.out.print("Enter String 2 : ");c2=din.readLine();System.out.println(c1+" is equal to "+c2+" -> "+c1.equals(c2));System.out.println(c1+" is equal(Ignoring case) to "+c2+" ->

"+c1.equalsIgnoreCase(c2)); break;

case 6:System.out.print("Enter String : ");c1=din.readLine();System.out.println(c1+" starts with 'Tool' -> "+c1.startsWith("Tool"));System.out.println(c1+" ends with 'bar' -> "+c1.endsWith("bar"));

break;case 7:

System.out.print("Enter String 1 : ");c1=din.readLine();System.out.print("Enter String 2 : ");c2=din.readLine();int no=c1.compareTo(c2);if(no==0){System.out.println(c1+" is equal to "+c2+" -> true");}else{System.out.println(c1+" is equal to "+c2+" -> false");}

break;case 8:


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c1="meneging";System.out.println("Encrpted String is : "+c1);System.out.println("Key : Replace 'e' by 'a'");c2=c1.replace('e','a');System.out.println("Decrypted String is : "+c2);

break;case 9:c1=" Jaic ";System.out.println("String :"+c1);System.out.print("Trimmed String :"+c1.trim());

break;case 10:

System.out.print("Enter Your name : ");c1=din.readLine();String upper=c1.toUpperCase();String lower=c1.toLowerCase();

System.out.println("UpperCase : "+upper);System.out.println("LowerCase : "+lower); break;

default:System.out.println(" Invalid choice ...");


System.out.println(" Error !!!");}}

}


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Output:

U:\ java String handling1.stringconstructors2. String Length

3.String Concatenation4. Character Extraction

String Comparison5. Equal or Not6. starts with and ends with7. compareTo

Modifying a String8. replace9. trim10. Change Case

Enter the choice : 1String cd = JAVA_USING_OOPSString of start index :4 and characters 5 : USINGThe Character representation of ascii 74,65,73,67 is: JAIC

Enter the choice : 2Enter String : book String Length of book is : 4


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7.Exception handling

UserDefinedException :

import java.io.BufferedReader;import java.io.IOException;import java.io.InputStreamReader;class MyException extends Exception{

MyException(){} public String toString(){return "Exception : Number should be greater than Zero";}

} public class UserException{

public static void main(String[] args){try {

BufferedReader br = new BufferedReader(newInputStreamReader(System.in));System.out.println("Enter number");int n = Integer.parseInt(br.readLine());check(n);

}catch (MyException e) {

System.out.println(e);}catch (IOException e) {System.out.println(e);}

}static int factorial(int no){

if(no==1){

return 1;}else{

return(no*factorial(no-1));}

}static void check(int no)throws MyException{if(no>0){int fact=0;


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Output:

i)U:\ java UserExceptionEnter the number:6Factorial of 6 is:720

ii)U:\ java UserExceptionEnter the number:-6Exception: number should be greater than zero.


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8.BIO-DATA

import java.awt.*;import java.awt.event.*;import java.applet.*;import java.lang.Exception.*;/* */

public class BioDataForm extends Applet implements ActionListener {

Label l1,l2,l3,l4,l5,l6,l7,l8,l9,l10,l11;TextArea ta;TextField t1,t2,t3,t4,t5,t6;Checkbox c1,c2,c3,c4,c5,c6,c7,c8;CheckboxGroup cbg1,cbg2;Button b1,b2;

public void init(){

try{

setLayout(null);setBackground(Color.pink);l1=new Label("Bio-Data");l2=new Label("Name");l3=new Label("Age");l4=new Label("Sex");l5=new Label("Date Of Birth");l6=new Label("Marital Status");l7=new Label("Nationality");l8=new Label("Phone Number");l9=new Label("Qualification");l10=new Label("Updated Data");l11=new Label("( dd/mm/yyyy ) ");

b1=new Button("OK"); b2=new Button("Cancel");t1=new TextField(30);t2=new TextField(3);t3=new TextField(10);t4=new TextField(10);t5=new TextField(10);t6=new TextField(10);cbg1=new CheckboxGroup();cbg2=new CheckboxGroup();c1=new Checkbox("Male",cbg1,false);c2=new Checkbox("Female",cbg1,false);c3=new Checkbox("Bachelor",cbg2,false);


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c4=new Checkbox("Spinster",cbg2,false);c5=new Checkbox("Married",cbg2,false);c6=new Checkbox("Divorced",cbg2,false);c7=new Checkbox("Widower",cbg2,false);c8=new Checkbox("Widow",cbg2,false);

ta=new TextArea();add(l1);add(l2);add(l3);add(l4);add(l5);add(l6);add(l7);add(l8);add(l9);add(l10);

add(l11);add(c1);add(c2);add(c3);add(c4);add(c5);add(c6);add(c7);add(c8);add(t1);add(t2);add(t3);add(t4);add(t5);add(t6);add(b1);add(b2);add(ta);t1.setBounds(190,80,110,20);

t2.setBounds(190,110,110,20);t3.setBounds(190,170,110,20);t4.setBounds(190,230,110,20);t5.setBounds(190,260,110,20);t6.setBounds(190,290,110,20);l1.setBounds(420,40,110,20);l2.setBounds(60,80,110,20);l3.setBounds(60,110,110,20);l4.setBounds(60,140,110,20);l5.setBounds(60,170,110,20);l6.setBounds(60,200,110,20);


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ta.append(" Marital Status : "+c3.getLabel());}if(c4.getState()){

ta.append(" Marital Status : "+c4.getLabel());

}if(c5.getState()){




ta.append(" Marital Status : "+c8.getLabel());}if(ae.getSource()==b1){

ta.append(" Nationality : "+t4.getText());ta.append(" Phone Number : "+t5.getText());ta.append(" Qualification : "+t6.getText());

}if(ae.getSource()==b2){

ta.setVisible(false);setBackground(Color.red);

}}}


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OUTPUT :


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9.Moving Balls

/**/import java.awt.*;

import java.applet.*;import java.lang.Thread;import java.lang.*;

public class Moving_ball extends Applet{

Thread t;int i;int x=34,y=14;

public void init(){

t=new Thread();

} public void paint(Graphics g){

for(i=1;i


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Output :

U:\>javac Moving_ball.java

U:\>appletviewer Moving_ball.java


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10 .Calculator

//

import java.awt.*;import java.awt.event.*;

public class Calcul extends java.applet.Applet implements ActionListener {TextField txtTotal = new TextField("");

Button button[] = new Button[10];

Button divide = new Button("/");Button mult = new Button("*");

Button plus = new Button ("+");Button minus = new Button("-");Button isequalto = new Button("=");Button clear = new Button("C");double num ,numtemp ;int counter;String strnum = "",strnumtemp = "" ;String op = "";

public void operation() {counter ++;

if (counter == 1) {numtemp = num;strnum = "";num = 0;

}else{if (op == "+") numtemp += num;else if (op == "-") numtemp -= num;else if (op == "*") numtemp = numtemp * num;else if (op == "/") numtemp = numtemp / num;strnumtemp = Double.toString(numtemp);txtTotal.setText(strnumtemp);

strnum = "";num = 0;}

}

public void init() {setLayout(null);plus.setForeground(Color.black);


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minus.setForeground(Color.black);divide.setForeground(Color.black);

isequalto.setForeground(Color.black);mult.setForeground(Color.black);clear.setForeground(Color.black);

for(int i = 0;i


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divide.addActionListener(this);mult.addActionListener(this);isequalto.addActionListener(this);clear.addActionListener(this);}

public void stop() {for(int i = 0;i


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operation();op = "*";

}

if (e.getSource() == isequalto) {

if (op == "+") numtemp += num;else if (op == "-") numtemp -= num;else if (op == "*") numtemp = numtemp * num;else if (op == "/") numtemp = numtemp / num;strnumtemp = Double.toString(numtemp);txtTotal.setText(strnumtemp);strnumtemp = "";numtemp = 0;strnum = "";num = 0;counter = 0;

}if (e.getSource() == clear) {txtTotal.setText("0");strnumtemp = "";numtemp = 0;strnum = "";num = 0;counter = 0;

}}

}


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Date post:	08-Apr-2018
Category:	Documents
Upload:	suman-rajendran
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Java Outputs

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