JAVA PROGRAMS USING SWINGS PART 1

package GUI;

import javax.swing.*;

import java.awt.event.*;

import java.awt.*;

public class Five extends JPanel implements ActionListener, ItemListener {

String name,hobby,address,citizenship;

static JLabel jl1;

static JMenuBar jmb;

static JMenu jm1;

static JMenuItem jmit1, jmit2, jmit3;

static JTextField jtf;

static JCheckBox jcb;

static JLabel jl2;

static JComboBox jcmb;

static JLabel jl3;

static JTextArea jta;

static JButton jb;

public void actionPerformed(ActionEvent ae){

if(ae.getSource()==jb){

name=jtf.getText();

address=jta.getText();

String tooltip = jb.getToolTipText();

citizenship=jcb.getText();

System.out.println(ae.getActionCommand()+" Was Pressed ");

System.out.println("Name Entered is "+name);

System.out.println(" Address is "+address);

System.out.println(" Citizeship is "+citizenship);

System.out.println(" Tool Tip Text Value for Button is "+tooltip);

}

/*if(ae.getSource()==jcmb){

System.out.println(ae.getActionCommand()+" Was Pressed ");

hobby=(String)jcmb.getSelectedItem();

System.out.println("Hobby Selected is "+hobby);

}*/

}//end actionPerformed

public void itemStateChanged(ItemEvent e){

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

if(jcmb.getSelectedItem().equals("Painting")){

System.out.println("Hello Junior MF Hussain!!");

}

else if(jcmb.getSelectedItem().equals("Dancing")){

System.out.println("Hello Junior Vani Ganapathi!!");

}

else if(jcmb.getSelectedItem().equals("Singing")){

System.out.println("Hello Junior Asha Bhosle!!");

}

}

}

public static void main(String a[]){

Five objfive = new Five();

JFrame jf = new JFrame("Frame");

JPanel jp = new JPanel();

jf.add(jp);

jl1 = new JLabel("Enter Your Name");

jtf = new JTextField(15);

jcb = new JCheckBox("Indian Citizen",true);

jl2 = new JLabel("Choose Your Hobby");

jcmb = new JComboBox();

jcmb.addItem("Painting");

jcmb.addItem("Dancing");

jcmb.addItem("Singing");

jcmb.addItem("Trekking");

jl3 = new JLabel("Enter Your Address");

jta = new JTextArea(20,20);

jb = new JButton("Click Me");

jb.setBounds(20,20,120,120);

jb.setToolTipText("Submit Values...See Console");

jmb = new JMenuBar();

jm1 = new JMenu("File");

jm1.setMnemonic(KeyEvent.VK_F);

jmit1 = new JMenuItem("Open");

jmit1.setMnemonic(KeyEvent.VK_O);

        jmit2 = new JMenuItem("Save");

        jmit2.setMnemonic(KeyEvent.VK_S);

        jmit3 = new JMenuItem("Exit");

        jmit3.setMnemonic(KeyEvent.VK_X);

        jmit3.setToolTipText("Exit application");

        jm1.add(jmit1);

        jm1.add(jmit2);

        jm1.add(jmit3);

        jmb.add(jm1);

        //setJMenuBar(jmb);

        jf.setTitle("Simple menu");

jp.add(jl1);

jp.add(jtf);

jp.add(jcb);

jp.add(jl2);

jp.add(jcmb);

jp.add(jl3);

jp.add(jta);

jb.addActionListener(objfive);

//jcmb.addActionListener(objfive);

jcmb.addItemListener(objfive);

jp.add(jb);

//jf.add(jmb);

jf.setSize(400,400);

jf.setVisible(true);

}//end main

}//end class Five

JAVA PROGRAMS USING LINKEDLIST, GENERIC COLLECTIONS FOR STUDENT LIST

 import java.util.*; /* scanner function is used*/

class StudList {

  private String name;

  private String USN;

  private String college;

   StudList(String n, String s, String c) {

    name = n;

    USN = s;

    college = c;

  }

  public String toString() {

    return name + ":" + USN + ":" + college;

  }

}

public class FourB {

  public static void main(String args[]) 

{

  LinkedList<StudList> ml = new LinkedList<StudList>();

  ml.add(new StudList("Shwetha", "1MS00IS101", "MSRIT"));

  ml.add(new StudList("Mishti", "1MS00IS102", "RVCE"));

  ml.add(new StudList("Purvi ", "1MS00IS103","BMSCE"));

  ml.add(new StudList("Aditya", "1MS00IS104", "PESIT"));

  ml.add(new StudList("Rohit", "1MS00IS105", "NMIT"));

System.out.println("Accessing Via Iterator....");

Iterator<StudList> it = ml.iterator();

while (it.hasNext()) {

   String element=it.next().toString();

   System.out.println(element + "");

}

System.out.println("Number of students in the list: "+ml.size());

System.out.println("Which student do you want to remove?");

Scanner s = new Scanner(System.in);

int pos = s.nextInt();

ml.remove(pos);

System.out.println("New Kind of For Loop...List is now...");

    for (StudList element : ml){

      System.out.println(element);

    }

System.out.println("Number of students in the list is"+ml.size());

System.out.println("Shuffling the list...");

Collections.shuffle(ml);

System.out.println("List after shuffling is ...");

    for (StudList element : ml){

      System.out.println(element);

    }

System.out.println("First Student is :"+ml.getFirst());

System.out.println("Last Student is :"+ml.getLast());

  }

}

CN2 LEAKY BUCKET PROGRAM

#include<stdio.h>

#include<stdlib.h>

#define MIN(x,y) (x>y)? y:x

int main()

{

    int orate, drop=0,cap,x,count=0,inp[10]={0},i=0,nsec,ch;

    printf("\n enter the bucket size");

    scanf("%d",&cap);

    printf("\n enter the output rate");

    scanf("%d",&orate);

    do

    {

        printf("\n enter the number of packets coming at second %d",i+1);

        scanf("%d",&inp[i]);

        i++;

        printf("\n press 1 to continue or 0 to exit------");

        scanf("%d",&ch);

        }

         while(ch);

         nsec=i;

        printf("\n sec\t rec\t sent\t drop\t rem\n");

        for(i=0;count||i<nsec;i++)

       {

        printf("%d",i+1);

        printf("\t %d\t",inp[i]);

        printf("%d\t", MIN((inp[i]+count),orate));

        if((x=inp[i]+count-orate)>0)

        {

           if(x>cap)

           {

             count=cap;

            drop=x-cap;

            }

            else

            count=x;

            drop=0;

            }

        else

        {

        drop=0;

        count=0;

        }

        printf("%d\t %d\n",drop,count);

    }

    }

    

SS pass1 assembler program

there following files have to be included in the program 
# include <stdio.h>
# include <string.h>
void main()
{
char opcode[10],mnemonic[3],operand[10],label[10],code[10];
int locctr,start,length;
FILE *fp1,*fp2,*fp3,*fp4;
fp1=fopen("input.txt","r");
fp2=fopen("symtab.txt","w");
fp3=fopen("out.txt","w");
fp4=fopen("optab.txt","r");
fscanf(fp1,"%s%s%s",label,opcode,operand);
if(strcmp(opcode,"START")==0)
{
start=atoi(operand);
locctr=start;
fprintf(fp3,"\t%s\t%s\t%s\n",label,opcode,operand);
fscanf(fp1,"%s%s%s",label,opcode,operand);
}
else
locctr=0;
while(strcmp(opcode,"END")!=0)
{
fprintf(fp3,"%d\t",locctr);
if(strcmp(label,"**")!=0)
fprintf(fp2,"%s\t%d\n",label,locctr);
rewind(fp4);
fscanf(fp4,"%s",code);
while(strcmp(code,"END")!=0)
{
if(strcmp(opcode,code)==0)
{
locctr+=3;
break;
}
fscanf(fp4,"%s",code);
}
if(strcmp(opcode,"WORD")==0)
locctr+=3;
else if(strcmp(opcode,"RESW")==0)
locctr+=(3*(atoi(operand)));
else if(strcmp(opcode,"RESB")==0)
locctr+=(atoi(operand));
else if(strcmp(opcode,"BYTE")==0)
++locctr;
fprintf(fp3,"%s\t%s\t%s\n",label,opcode,operand);
fscanf(fp1,"%s%s%s",label,opcode,operand);
}
fprintf(fp3,"%d\t%s\t%s\t\%s\n",locctr,label,opcode,operand);
length=locctr-start;
printf("The length of the program is %d",length);
fclose(fp1);
fclose(fp2);
fclose(fp3);
fclose(fp4);
}

INPUT FILES

input.txt

** START 2000
** LDA FIVE
** STA ALPHA
** LDCH CHARZ
** STCH C1
ALPHA RESW 1
FIVE WORD 5
CHARZ BYTE C’Z’
C1 RESB 1
** END **

optab.txt

START
LDA
STA
LDCH
STCH
END

OUTPUT FILES

out.txt

** START 2000

2000 ** LDA FIVE

2003 ** STA ALPHA

2006 ** LDCH CHARZ

2009 ** STCH C1

2012 ALPHA RESW 1

2015 FIVE WORD 5

2018 CHARZ BYTE C’Z’

2019 C1 RESB 1

2020 ** END **

symtab.txt

ALPHA 2012

FIVE 2015

CHARZ 2018

C1 2019

JAVA PACKAGES PROGRAMS

We have to create 3 different packages for this program  and execute  it.

Vehicle.java

package package1;

public abstract class Vehicle
{    
            public int year;
            public abstract void getData();
            public abstract void putData();
}

class FourWheeler extends Vehicle{
            public void getData()
            {
                  year=92;
            }
            public void putData()
            {
                  System.out.println("Year of manufacture of the fourwheeler is"+year);
            }
}
 

prog2.java

package package2;
import package1.*;
class TwoWheeler extends Vehicle{
      private String EngineType="2-s";
      protected String Brand="Y";
      public String Color="Black";
      public void getData()
      {
                  EngineType="2-stroke";
                  Brand="Yamaha";
                  Color="Black";
                  year=88;
      }
      public void putData()
      {
                  System.out.println("Year of manufacture of the twowheeler is"+year);
                  System.out.println("Engine type is " +EngineType+" ,Brand is "+Brand+" ,Color is "+Color);
      }
            void printprivate()
      {
                  System.out.println("Accessing private variable"+ EngineType);
      }
      }
class MyTwoWheeler extends TwoWheeler
{
      public String OwnerName;
      MyTwoWheeler()
      {
            super();
            OwnerName="Mandhara";
            printprivate();
            System.out.println(""+Brand+" "+Color+" "+OwnerName);
      }
     
}

public class prog2 {
      public static void main(String[] args)
      {
            TwoWheeler a=new TwoWheeler();
            a.getData();
            a.putData();
            MyTwoWheeler b=new MyTwoWheeler();
      }

}
 

prog.java

package package3;

public class prog {

}
 

CN LAB PROGRAM DISTANCE VECTOR ALGORITHM

#include<stdio.h>

#include<stdlib.h>

#define NUL 1000

#define NODES 10

struct node

{

int t[NODES][3];

};

struct node n[NODES];

typedef struct node NOD;

int main()

{

void init(int,int);

void inp(int,int);

void caller(int,int);

void op(int,int,int);

void find(int,int);

int i,j,x,y,no;

do

{

printf("\n enter the no of nodes required(less than 10):");

scanf("%d",&no);

}while(no>10||no<0);  

for(i=0;i<no;i++)

{

init(no,i);

inp(no,i);

}

printf("\n the configuration of the nodes after initialization is as follows”);                              for(i=0;i<no;i++)

op(no,i,0);

for(j=0;j<no;j++)

{

for(i=0;i<no;i++)

caller(no,i);

}printf("\n the configuration of the nodes after the comparision of the paths is as follows:");

for(i=0;i<no;i++)

op(no,i,1);

while(1) {

printf("\n enter 0 to exit or any key to find the shortest path:");

scanf("%d",&j);

if(!j) break;

system("clear");

do{

printf("enter the nodes between which path is to befound:")

scanf("%d%d",&x,&y);

}

while((x<0||x>no)&&(y<0||y>no));

printf("\n the most suitable result from node %d to %d is as follows\n",x,y);

find(x,y);

printf("%d",y);

printf("the length of the shortest path between node %d & %d is%d",x,y,n[x-1].t[y-1][2]);

}

}

void init(int no,int x)

{

int i;

for(i=0;i<no;i++)

{

n[x].t[i][1]=i;

n[x].t[i][2]=999;

n[x].t[i][3]=NUL;

}

n[x].t[x][2]=0;

n[x].t[x][3]=x;

}

void inp(int no,int x)

{

int i;

printf("\n enter the dist from nodes %d to other node",x+1);

printf("\n enter 999 if there is no direct\n");

for(i=0;i<no;i++)

{

if(i!=x)

{

do

{       

printf("\n enter the distance to node %d=",i+1);

scanf("%d",&n[x].t[i][2]);

}

while(n[x].t[x][2]<0||n[x].t[i][2]>999);

if(n[x].t[i][2]!=999)        

n[x].t[i][3]=i;

}

}

}

void caller(int no,int x)

{

void compar(int,int,int);

int i;

for(i=0;i<no;i++)

{

if(n[x].t[i][2]!=999&&n[x].t[i][2]!=0)

compar(x,i,no);

}

}

void compar(int x,int y,int no)

{

int i,z;

for(i=0;i<no;i++)

{

z=n[x].t[y][2]+n[y].t[i][2];

if(n[x].t[i][2]>z)

{

n[x].t[i][2]=z;

n[x].t[i][3]=y;

}

}

}

void op(int no,int x,int z)       

{

int i,j;

printf("\nthe routing table for node %d is as follows",x+1);

printf("\n\n\t\t\tDESTINATION\tDISTANCE\tnext hop");

for(i=0;i<no;i++)                    

{

if((!z&&n[x].t[i][2]>=999||n[x].t[i][2]>=(999*no)))

printf("\n\t\t\t%d\tno link\t\tnext hop",n[x].t[i][1]+1);

else

{

if(n[x].t[i][3]==NUL)

printf("\n\t\t\t%d\t\t%d\t\tno hop",n[x].t[i][1]+1,n[x].t[i][2]);

else

printf("\n\t\t\t%d\t\t%d\t\t%d",n[x].t[i][1]+1,n[x].t[i][2],n[x].t[i][3]+1);

}

}

}

void find(int x,int y)

{

int i,j;

i=x-1;

j=y-1;

printf("%d-->",x);

if(n[i].t[j][3]!=j)

{

find(n[i].t[j][3]+1,y);

return;

}

}

latest news

hey guys will be uploading 6th sem lab programs soon in the same blog . Thanking you in advance