// write a program of JDBC ODBC connectivity through ms access which prints the record one by one.

CODE

import java.sql.*;

class Database

{

public static void main(String args[])throws

Exception

{

Class.forName("sun.jdbc.odbc.JdbcOdbcDriver");

Connection con=DriverManager.getConnection("jdbc:odbc:nitin");

Statement st=con.createStatement();

ResultSet res=st.executeQuery("select * from Student");

while(res.next())

{

System.out.println(res.getInt(1)+" "+res.getString(2)+" "+res.getString(3)+" "+res.getString(4));

}

}

}

OUTPUT DISPLAY

Read More

// write a program in java which concatenate two string.

CODE

import java.io.*;

public class CombinString{

public static void main(String[] args) throws IOException{

BufferedReader bf = new BufferedReader(new InputStreamReader(System.in));

System.out.println("Enter First String:");

String str1 = bf.readLine();

System.out.println("Enter Second String:");

String str2 = bf.readLine();

System.out.println("CONCATINATE TWO STRING!");

String com = str1.concat(str2);

System.out.println("CONCATINATE STRING: " + com);

}

}

OUTPUT DISPLAY

Read More

// write a program in java which finds the index of a particular character the string.

CODE

import java.io.*;

import java.awt.*;

public class StringIndex

{

public static void main(String args[])

{

String s = "Welcome to BCA";

System.out.println(s);

System.out.println("INDEX OF 'B' IN THE STRING IS=" + s.indexOf("BCA"));

}


OUTPUT DISPLAY

Read More

// write a program which counts the length of the string.

CODE

import java.lang.*;

import java.io.*;

public class StringLength{

public static void main(String[] args) throws IOException{

System.out.println("String lenght example!");

BufferedReader bf = new BufferedReader(new

InputStreamReader(System.in));

System.out.println("Please enter string:");

String str = bf.readLine();

int len = str.length();

System.out.println("String lenght : " + len);

}

}


OUTPUT DISPLAY

Read More

// write a program in java which initialize the object of class through parameterized constructor.

CODE

class a

{

a( )

{

System.out.println("In a\'s Contructor...");

}

}

class b extends a

{

b(String s)

{

System.out.println("In b\'s constructor...");

System.out.println(s);

}

}

public class par

{

public static void main(String [ ]args)

{

b obj=new b("Hello from java!");

}

}

OUTPUT DISPLAY

Read More

// write a program in java which converts a lower case to upper case string.

CODE 

import java.io.*;

import java.lang.*;

class UpperCase

{

public static void main(String args[ ]) throws IOException

{

BufferedReader buff = new BufferedReader(new InputStreamReader(System.in));

System.out.print("Enter the lowercase character : ");

String s = buff.readLine();

System.out.println("Upper case of "+s +" is "+s.toUpperCase());

}

}

OUTPUT DISPLAY

Read More

// write a program in java to compare two strings whether equal or not.

CODE

import java.lang.*;

import java.io.*;

public class CompString{

public static void main(String[] args) throws IOException{

System.out.println("String equals or not example!");

BufferedReader bf = new BufferedReader(new InputStreamReader(System.in));

System.out.println("Please enter first string:");

String str1 = bf.readLine();

System.out.println("Please enter second string:");

String str2 = bf.readLine();

if (str1.equals(str2)){

System.out.println("The given string is equals");

}

else

{

System.out.println("The given string is not equals");

}

}

}

OUT[UT DISPLAY

Read More

// write a program to handle divide by zero exception.

CODE

class Dividebyzero

{

public static void main(String s[])

{

int a =10;

int b =5;

int c =5;

int x;

try

{

x =a/(b-c);

}

catch(ArithmeticException e)

{

System.out.println("divisle by zero"+e);

}

}

}

OUTPUT DISPLAY

Read More

// write a program in java using buffer reader to read the name entered through keyboard by the user.

CODE

import java.io.*;

public class Hi

{

public static void main(String[] args) throws IOException

{

InputStreamReader reader = new InputStreamReader(System.in);

BufferedReader input = new BufferedReader(reader);

System.out.print("Enter your name: ");

String name = input.readLine();

System.out.println("Hi," + name + "!");

}

}


OUTPUT DISPLAY

Read More

// program in java using awt control label and button to select a value of label.

CODE

import java.applet.*;

import java.awt.*;

import java.awt.event.*;

public class value extends Applet implements ActionListener

{

Label l1;

Button b1;

public void init( )

{

l1= new Label("Hello");

add(l1);

b1= new Button("Show");

add(b1);

b1.addActionListener (this);

}

public void actionPerformed(ActionEvent e)

{

if(e.getSource()==b1)

{

String s=l1.getText();

System.out.println(s);

}

}

}

HTML CODE

<HTML>

<BODY>

<APPLET ALIGN="CENTER" CODE="AppletSum.class" width = "700" height = "400"></APPLET>

</BODY>

</HTML>

OUTPUT DISPLAY

Read More

// write a program in java using buffer reader to read the name entered through keyboard by the user.

CODE

import java.io.*;

public class Hi

{

public static void main(String[] args) throws IOException

{

InputStreamReader reader = new InputStreamReader(System.in);

BufferedReader input = new BufferedReader(reader);

System.out.print("Enter your name: ");

String name = input.readLine();

System.out.println("Hi," + name + "!");

}

}

OUTPUT DISPLAY

Read More

// write a program in java using awt control label and button to select a value of label.

CODE

import java.applet.*;

import java.awt.*;

import java.awt.event.*;

public class value extends Applet implements ActionListener

{

Label l1;

Button b1;

public void init( )

{

l1= new Label("Hello");

add(l1);

b1= new Button("Show");

add(b1);

b1.addActionListener (this);

}

public void actionPerformed(ActionEvent e)

{

if(e.getSource()==b1)

{

String s=l1.getText();

System.out.println(s);

}

}

}

HTML CODE

<HTML>

<BODY>

<APPLET ALIGN="CENTER" CODE="AppletSum.class" width = "700" height = "400"></APPLET>

</BODY>

</HTML>

OUTPUT DISPLAY

Read More

// program in java using awt control label and text field in which user inputs the value to the text field.

CODE

import java.applet.Applet;

import java.awt.Button;

import java.awt.TextField;

import java.awt.event.ActionEvent;

import java.awt.event.ActionListener;

public class AnonymouseButton extends Applet {

TextField txtSource;

Button btnToLOwer;

public void init()

{

txtSource=new TextField(20);

btnToLOwer=new Button("Lower Case");

btnToLOwer.addActionListener(new ActionListener(){

public void actionPerformed(ActionEvent e) {

String tmp=txtSource.getText();

tmp=tmp.toLowerCase();

txtSource.setText(tmp);

}});

add(txtSource);

add(btnToLOwer);

}

}

HTML CODE

<HTML>

<BODY>

<APPLET ALIGN="CENTER" CODE=" AnonymouseButton.java" width = "700" height = "400"></APPLET>

</BODY>

</HTML>

OUTPUT DISPLAY

Read More

// Write a program in java in which derived class uses attributes of base class.

CODE

class Overload

{

public void test(int a) {

System.out.println("a: " + a);

}

void test(int a, int b) {

System.out.println("a and b: " + a + "," + b);

}

double test(double a) {

System.out.println("double a: " + a);

return a*a; }

}

class Over extends Overload {

void test(int a, int b) {

System.out.println("a and b: " + a + "," + b); }

}

class MethodOverloading {

public static void main(String args[]) {

Over overload = new Over();

double result;

overload.test(10);

overload.test(10, 20);

result = overload.test(5.5);

System.out.println("Result : " + result);

}

}

OUTPUT DISPLAY

Read More

// write a program in java in which two threads are prioritized.

CODE

class MyThread1 extends Thread{

MyThread1(String s){

super(s);

start();

}

public void run(){

for(int i=0;i<3;i++){

Thread cur=Thread.currentThread();

cur.setPriority(Thread.MIN_PRIORITY);

int p=cur.getPriority();

System.out.println("Thread Name  :"+Thread.currentThread().getName());

System.out.println("Thread Priority  :"+cur);

}

}

}

class MyThread2 extends Thread{

MyThread2(String s){

super(s);

start();

}

public void run(){

for(int i=0;i<3;i++){

Thread cur=Thread.currentThread();

cur.setPriority(Thread.MAX_PRIORITY);

int p=cur.getPriority();

System.out.println("Thread Name  :"+Thread.currentThread().getName());

System.out.println("Thread Priority  :"+cur);

}

}

}

public class ThreadPriority{

public static void main(String args[]){

MyThread1 m1=new MyThread1("My Thread 1");

MyThread2 m2=new MyThread2("My Thread 2");

}

}

OUTPUT DISPLAY

Read More