Programs in Java

8/17/2019 Programs in Java

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List of Java programs

Sl.No Programs

1 Program to Demonstrate simple JAVA program

2 Program to compute the area of a circle

3 Program to demonstrate type casting in JAVA

4 Program to demonstrate the asic Arithmetic !perations

" Program to #nd largest of three numers

$ Program to print #rst 1% &ionacci numers

' Program to (alculate the factorial of a numer using )*(+)S,!N

- Program to print prime numers using (A

/ Program to Demonstrate (ommand ine Argument

1% Program to con0ert temperature from &ahrenheit to (elsius using (A

11 Program to produce con0ersion tale dollar and rupees using (A

12 Program to print area of right angled triangle using (A

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13 Program to print all the elements in an array using (A

14 Program to #nd the sum of all the elements in an array

1" Program to print all the elements in a 2D array

1$ Program to #nd the sum of to matrices

1' Program to #nd the dierence of to matrices using (A

1- Program to print the +PP*) and !5*) triangle of a matri6

1/ Program to #nd the trace of a matri6

2% Program to #nd the transpose of a matri6

21 Program to #nd the product of to matrices

22 Program to demonstrate a (ASS

23 Program to demonstrate a (onstructor

24 Program to demonstrate a Parameteri7ed (onstructor

2" Program to Demonstrate 89,S eyord

2$ Program to Demonstrate (onstructor !0erloading

2' Program to pass o:ects as parameters

2- Program to Demonstrate ;ueue using (lass

2/ Program to Demonstrate Stac using (lass

3% Program to Demonstrate Access Speci#ers

31 Program to Demonstrate Static Variales

32 Program to Demonstrate Static


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4" Program to Demonstrate ,N8*)&A(*

4$ Program to access implementation through ,nterface references

4' Program to Demonstrate *>8*ND,N? ,N8*)&A(*

4- Program to Demonstrate Stac using interface

4/ Program to Demonstrate ;ueue using ,nterface

"% Program to Demonstrate a S,


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'' Program to Pass Parameters perform


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1%/ Program to Demonstrate (allale Statement

11% Program to Demonstrate )esult Set


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(ompile Program in (ommand y using :a0ac

(MO:a0ac A.:a0a

)un the Program in (ommand y using :a0a

(MO:a0a A

LLLLLLLLLLLLLLLLLLLLLLLLLLLLLLLLLLLLLLLLLLLLLLLLLLLLLLLLLLLLLLLLLLLLLLLLLLLLLLLLLLLLLLLLLLLLL

!+8P+8 M

5elcome to my 5orld

%2 Program to compute the area of a circle

class A2

F

pulic static 0oid mainBString argsGHC

F

int r1%

System.out.printlnBI)adius of (ircle MI Q rC

System.out.printlnBIArea of (ircle MI Q rRrC

K

K

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)adius of (ircle M 1%

Area of (ircle M 314

%3 Program to demonstrate type casting in JAVA

class con0ersion

F


F

yte

int i2"'

doule d323.142

System.out.printlnBIn(on0ersion of int to yte.IC

ByteC i

System.out.printlnBIi and I QiQI IQC

System.out.printlnBIn(on0ersion of doule to int.ICiBintCd

System.out.printlnBId and i I Qd QI IQiC

System.out.printlnBIn(on0ersion of doule to yte.IC

ByteCd

System.out.printlnBId and I Qd Q I I QC

K

K

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(on0ersion of int to yte.

i and 2"' 1

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%4 Program to demonstrate the asic Arithmetic!perations

class arith

F


F

int a1%E3

System.out.printlnBIsum is IQBaQCC

System.out.printlnBIdierence is IQBaLCC

System.out.printlnBIproduct is IQBaRCC

System.out.printlnBIuotient is IQBaTCC

System.out.printlnBIremainder is IQBaUCC

K

K

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sum is 13

dierence is '

product is 3%

uotient is 3

remainder is 1

%" Program to #nd largest of three numers

class large

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F


F

int a1%E3%Ec2%

System.out.printlnBI?reatest of gi0en 3 numersIC

ifBaOaOcC

System.out.printlnBQaC

else ifBOcC

System.out.printlnBQC

else

System.out.printlnBQcC

K

K

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?reatest of gi0en 3 numers

3%

%$ Program to print #rst 1% &ionacci numers

class #

F


F

int i/Ef%Es1Etemp

System.out.printlnBQfC

hileBiO%C

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%' Program to (alculate the factorial of a numer using)*(+)S,!N

class &actorial

F

int factBint nC

F

int result

ifBn1C

return 1

resultfactBnL1CRn

return result

K

K

class )ecursion

F

pulic static 0oid mainBString argsGHCF

&actorial fne &actorialBC

System.out.printlnBI&actorial of 3 is I Qf.factB3CC

System.out.printlnBI&actorial of 4 is I Qf.factB4CC

System.out.printlnBI&actorial of " is I Qf.factB"CC

K

K

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&actorial of 3 is $

&actorial of 4 is 24

&actorial of " is 12%



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%- Program to print prime numers using (A

class primecla

F

pulic static 0oid mainBString sGHC

F

int nEr

n,nteger.parse,ntBsG%HC

forBint i2iniQQC

F

int c%

forBint :1:i:QQC

F

riU:

if Br%CcQ1

K

ifBc2C

System.out.printlnBiC

KKK

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:a0a primecla 1%

2

3

"

'



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%/ Program to Demonstrate (ommand ine Argument

class (ommandine

F


F

forBint i% iargs.length iQQC

System.out.printlnBIargsGI Qi Q IHM IQargsGiHC

K

K

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:a0a (ommandine 1 3 4 2 "argsG%HM 1

argsG1HM 3

argsG2HM 4

argsG3HM 2

argsG4HM "



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1% Program to con0ert temperature from &ahrenheit to(elsius scale using (A

class ftoccla

F


F

int f

doule c

f,nteger.parse,ntBsG%HC

c"RBfL32CT/

System.out.printlnBfQI fahrenheit IQcQI celsiusIC

K

K

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:a0a ftoccla 34

34 fahrenheit 1.% celsius

11 Program to produce the con0ersion tale for dollarand rupees

using (A

class dollarcla

F


F

int nEd

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System.out.printlnBIDollarstt)upeesI C

forBint i1iniQQC

F

d,nteger.parse,ntBsGiHC

System.out.printlnBdQIttIQBdR4"C C

K

K

K

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:a0a dollarcla 4 1 34 3$ 3'

Dollars )upees

1 4"

34 1"3%3$ 1$2%

3' 1$$"

12 Program to print area of right angled triangle using(A

class Area8ri

F


F

int aEEarea

a,nteger.parse,ntBsG%HC

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,nteger.parse,ntBsG1HC

areaaRT2

System.out.printlnBIArea of )ight angled 8riangle IQareaC

K

K

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:a0a Area8ri " 4

Area of )ight angled 8riangle 1%

13 Program to print all the elements in an array using(A

class matri6cla

F


F

int nEm


System.out.printlnBI8he length of the matri6 isM I QnC

System.out.printlnBI8he elements of the matri6 areMIC

forBint i1iniQQC

F

m,nteger.parse,ntBsGiHC

System.out.printlnBmC

K

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System.out.printlnBISum is I Q resultC

K

K

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8he *lements of Array are M

1.1

1.2

1.3

1.4

1."

Sum is $."

1" Program to print all the elements in a 2D array

class


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K

System.out.printlnBC

K

KK

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Numer of )o 2

Numer of (olumn 3

8he elements of the matri6 are M

1 2 3

4 " $

1$ Program to #nd the sum of to matrices

class addmF


F

int aGHGHFF1E2E3KEF4E"E$KEF'E-E/KK

int GHGHFF1E1E1KEF%E1E%KEF%E%E1KK

int cGHGH ne intG3HG3H

int iE:

forBi%i3iQQC

forB :%:3:QQC

cGiHG:HaGiHG:HQGiHG:H

forBi%i3iQQC

F

forB:%:3:QQC



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System.out.printBQcGiHG:HQ I IC


K

K

K

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2 3 4

4 $ $

' - 1%

1' Program to #nd the dierence of to matrices using (A

class


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pulic static 0oid mainBString arsgGHC F


System.out.printlnBIthe gi0en matri6MIC

forBint i%i3iQQC F

forBint :%:3:QQC

System.out.printBI IQaGiHG:HC

System.out.printlnBC K

System.out.printlnBIupper triangle of matri6MIC

forBint i%i3iQQC F

forBint :%:3:QQC F

ifBi:C

System.out.printBaGiHG:H Q I IC

else

System.out.printBI IC K

System.out.printlnBC K

System.out.printlnBIloer triangle of matri6MIC

forBint i%i3iQQC F

forBint :%:3:QQC F

ifBiO:C


else

System.out.printBI IC K


KKK

!+8P+8 M

8he gi0en matri6M

1 2 3

4 " $



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' - /

+pper triangle of matri6M

1 2 3

" $

/

oer triangle of matri6M

1

4 "

' - /

1/ Program to #nd the trace of a matri6

class 8race

F


F


int iE:Esum%

System.out.printlnBI8he gi0en matri6 M IC

forBint i % i 3 iQQC

F

forBint : % : 3 :QQC



K

forBi%i3iQQC

F

forB:%:3:QQC

ifBi:C



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sumsumQaGiHG:H

K

System.out.printlnBI8race is M I QsumC

K

K

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8he gi0en matri6 M

1 2 3

4 " $

' - /

8race is M 1"

2% Program to #nd the transpose of a matri6

class 8ranspose

F


F


int iE:

System.out.printlnBI8he gi0en matri6 M IC

forBint i % i 3 iQQC

F

forBint : % : 3 :QQC





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K

System.out.printlnBI8ranspose of


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21 Program to #nd the product of to matrices

class


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22 Program to demonstrate a (ASS

class Democlass TTDe#ning a class

F

int a34TT,nstance Variale of the class

0oid shoaBC TT


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F

doule idth

doule height

doule depth

o6BC

F

System.out.printlnBI(onstructing o6IC

idth1%

height1%

depth1%

K

doule 0olumeBC

F

return idthRheightRdepth

K

Kclass o6Demo$

F

pulic static 0oid mainBString argsGHC F

o6 myo61ne o6BC

o6 myo62ne o6BC

doule 0ol

0olmyo61.0olumeBC

System.out.printlnBI0olume of is I Q0olC

0olmyo62.0olumeBC


KK

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(onstructing o6

(onstructing o6

0olume of is 1%%%.%

0olume of is 1%%%.%

24 Program to demonstrate a Parameteri7ed(onstructor

class o6

F

doule idth

doule height

doule depth

o6Bdoule Edoule hEdoule dC

F

idth

heighth

depthd

K

doule 0olumeBC

F


K

K

class o6Demo'

F




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o6 myo61ne o6B1%E2%E1"C

o6 myo62ne o6B3E$E/C

doule 0ol

0olmyo61.0olumeBC


0olmyo62.0olumeBC


K

K

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0olume of is 3%%%.%

0olume of is 1$2.%

2" Program to Demonstrate 89,S eyord

class o6

F

doule idth

doule height

doule depth

o6Bdoule idthEdoule heightEdoule depthC

F

this.idthidth

this.heightheight

this.depthdepth



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K

doule 0olumeBC

F

return idthR heightR depth

K

K

class o68his

F


F

doule 0ol


o6 myo62ne o6B3E$E/C

0olmyo61.0olumeBC

System.out.printlnBIVolume is I Q0olC

0olmyo62.0olumeBCSystem.out.printlnBIVolume is I Q0olC

K

K

!+8P+8 M

Volume is 3%%%.%

Volume is 1$2.%

2$ Program to Demonstrate (onstructor !0erloading

class o6

F



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doule idth

doule height

doule depth

o6Bdoule Edoule hEdoule dC

F

idth

heighth

depthd

K

o6BC

F

idthL1

heightL1

depthL1

K

o6Bdoule lenCF

idthheightdepthlen

K

doule 0olumeBC

F


K

K

class !0erload(ons

F




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o6 myo62ne o6BC

o6 mycuene o6B'C

doule 0ol

0olmyo61.0olumeBC

System.out.printlnBI0olume of myo61 is I Q0olC

0olmyo62.0olumeBC

System.out.printlnBI0olume of myo62 is I Q0olC

0olmycue.0olumeBC

System.out.printlnBI0olume of mycue is I Q0olC

K

K

!+8P+8 M

0olume of myo61 is 3%%%.%0olume of myo62 is L1.%

0olume of mycue is 343.%

2' Program to pass o:ects as parameters

class 8est

F

int aE

8estBint iEint :C

F

ai



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:

K

oolean eualsB8est oC

F

ifBo.aa o.C return true

else return false

K

K

class Pass!

F


F

8est o1ne 8estB1%%E22C

8est o2ne 8estB1%%E22C

8est o3ne 8estBL1EL1C

System.out.printlnBIo1 o2 M I Qo1.eualsBo2CCSystem.out.printlnBIo1 o3 M I Qo1.eualsBo3CC

K

K

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o1 o2 M true

o1 o3 M false

2- Program to Demonstrate ;ueue using (lass



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class ueF


A o:1 ne ABC

forBint i%i1%iQQC

o:1.pushBiC

System.out.printlnBI;ueue elements are M IC

forBint i % i1%iQQC

System.out.printlnBo:1.popBCC

K

K

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;ueue elements are M

%

12

3

4

"

$

'

-

/

2/ Program to Demonstrate Stac using (lass

class A

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F

int sGH ne intG1%H

int tos

ABC

F

tosL1

K

0oid pushBint itemC

F

ifBtos/C

System.out.printlnBIStac is &ullIC

else

sGQQtosHitem

K

int popBC

FifBtos%C

F

System.out.printlnBIStac is +nderWoIC

return %

K

else

return sGtosLLH

K

K

class stacF


A o:1 ne ABC

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forBint i%i1%iQQC

o:1.pushBiC

System.out.printlnBIStac elements are M IC

forBint i % i1%iQQC

System.out.printlnBo:1.popBCC

K

K

!+8P+8 M

Stac elements are M

/

-

'$

"

4

3

2

1

%

3% Program to Demonstrate Access Speci#ers

class 8est

F



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int a

pulic int

pri0ate int c

0oid setcBint iC

F

ci

K

int getcBC F

return c

K

K

class Acess8est

F


F

8est one 8estBCTT8hese are !=Ea and may e accessed directly

o.a1%

o.2%

TT8his is not != and ill cause an error

TTo.c1%% TTerrorX

TTyou must access c through its methods

o.setcB1%%C TT!

System.out.printlnBIaEEand cM I Qo.aQI I Qo. QIIQo.getcBCC

K

K

!+8P+8 M



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aEEand cM 1% 2% 1%%

31 Program to Demonstrate Static Variales

class 8est

F

static int count

static

F

System.out.printlnBI5elcomeIC

count%

K

8estBC

F

countQQK

K

class 8eststatic0ariale

F


F

8est t1ne 8estBC

8est t2ne 8estBC

8est t3ne 8estBC

System.out.printlnB8est.count Q I o:ects are createdIC

K

K



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!+8P+8 M

5elcome

3 o:ects are created

32 Program to Demonstrate Static


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System.out.printlnB


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class ,nner(lassDemo

F


F

!uter outerne !uterBC

outer.testBC

K

K

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displayM outerY6 1%%



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34 Program to Demonstrate 8ype 5rapping

class 5rap F


F

,nteger o: ne ,ntegerB34C

int 6 o:.intValueBC

System.out.printlnBI6 I Q6C

System.out.printlnBIo: I Qo:C

K

K

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6 34

o: 34

3" Program to Demonstrate Single ,nheritance

class A

F

int iE:

0oid shoi:BC

F

System.out.printlnBIi and : M I QiQ I I Q:C

K

K



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class e6tends A

F

int

0oid shoBC

F

System.out.printlnBI M IQC

K

0oid sumBC

F

System.out.printlnBIiQ:QM IQBiQ:QCC

K

K

class Simple,nheritance

F


F

A supero ne ABC

suo ne BC

supero.i1%

supero.:2%

System.out.printlnBI(ontents of superoM IC

supero.shoi:BC


suo.i'

suo.:-



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suo./

System.out.printlnBI(ontents of suoM IC

suo.shoi:BC


System.out.printlnBISum of iE: in suoM IC

suo.sumBC

K

K

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(ontents of superoM

i and : M 1% 2%

(ontents of suoM

i and : M ' -

Sum of iE: in suoM

iQ:QM 24

3$ Program to Demonstrate


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K

0oid putrollBC

F

System.out.printlnBI)oll numer M IQrollnoC

K

K

class 8est e6tends Student TT#rst le0el inheritence

F

int mars1Emars2

0oid getmarsBint 6Eint yC

F

mars16

mars2y

K0oid putmarsBC

F

System.out.printlnBI


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totalmars1Qmars2

putrollBC

putmarsBC

System.out.printlnBI8otal IQtotalC

K

K

class


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class Student

F

int roll

0oid getrollBint 6C

F

roll6

K

0oid putrollBC

F

System.out.printlnBrollC

K

K

class )esult1 e6tends Student

Fint mars1

0oid getmars1Bint yC

F

mars1y

K

0oid shomars1BC

F

System.out.printBI)oll no of 1st student is IC

putrollBC



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class )esult2 e6tends Student F

int mars2

0oid getmars2Bint 7C

F

mars27

K

0oid shomars2BC

F

System.out.printBI)ollno of 2nd student is IC

putrollBC



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K

K

!+8P+8 M

)oll no of 1st student is 3$


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ia

:

K

0oid shoBC F

System.out.printlnBIi and :M I Qi Q I I Q:C

KK

class e6tends A F

int

Bint aEint Eint cC

F

superBaEC

c

K

0oid shoBC

FSystem.out.printlnBIM IQC

KK

class !0erride F


F

su!ne B1E2E3C

su!.shoBC

K

K

!+8P+8 M

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M 3

4% Program to Demonstrate )untime Polymorphism

class #gure

F

doule dim1

doule dim2

#gureBdoule aEdoule C

F

dim1a

dim2

K

doule areaBC

FSystem.out.printlnBIarea for #gure is unde#nedIC

return %

K

K

class rectangle e6tends #gure

F

rectangleBdoule aEdoule C

F

superBaEC

K

doule areaBC

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F

System.out.printlnBI,nside Area for rectangleIC

return dim1Rdim2

K

K

class triangle e6tends #gure F

triangleBdoule aEdoule C

F

superBaEC

K

doule areaBC

FSystem.out.printlnBI,nside area for triangleIC

return Bdim1Rdim2CT2

KK

class &indAreas F


#gure fne #gureB1%E1%C

rectangle rne rectangleB/E"C

triangle tne triangleB1%E-C

#gure #gref

#grefr

System.out.printlnBIArea is I Q#gref.areaBCC

#greft

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#greff


KK

!+8P+8 M

,nside Area for rectangle

Area is 4".%

,nside area for triangle

Area is 4%.%

area for #gure is unde#ned

Area is %.%

41 Program to Demonstrate Astract (lass

astract class A

F

astract 0oid callmeBC

0oid callmetooBCF

System.out.printlnBIthis is a concrete method.IC

KK

class e6tends A

F

0oid callmeBC

F

System.out.printlnBIZs implementation of callme.IC

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KK

class AstractDemo

F


ne BC

.callmeBC

.callmetooBC

K

K

!+8P+8 M

Zs implementation of callme.

this is a concrete method.

42 Program to Demonstrate &,NA =eyord

class A

F

#nal int 6 3

int y

ABC

F

TT64this results in error

y4

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K

K

class &inaldemo F


A a ne ABC

System.out.printlnBI6 I Qa.6C

System.out.printlnBIy I Qa.yC

TTa.6"this also results in error

a.y$

System.out.printlnBI6 I Qa.6C

System.out.printlnBIy I Qa.yC

K

K

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6 3

y 4

6 3

y $

43 Program to Demonstrate &,NA


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ABint aEint C F

ia

:

K

0oid shoBC F


K

#nal 0oid displayBC TT(annot e !0erriden

F


KK

class e6tends A F

int

Bint aEint Eint cC F

superBaEC

c

K

0oid shoBC F

System.out.printlnBIM IQC

KK

class &inalmeth F


F

su!ne B1E2E3C

System.out.printlnBI!0erriden


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!+8P+8 M

!0erriden


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K

!+8P+8 M

a34

4" Program to Demonstrate ,N8*)&A(*

interface Sum TT de#ning ,nterface

F

int 72TT#nal 0ariale declared

int addBCTTAstract


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return dim1Rdim2

K

K

class triangle implements #gure

F

doule dim1Edim2

triangleBdoule aEdoule C

F

dim1adim2

K

pulic doule areaBC

F

return Bdim1Rdim2CT2

KKTTimplements through interface

class demo

F


F

rectangle rne rectangleB1%%E"%C

triangle tne triangleB1%E2%C

#gure f

fr

System.out.printlnBf.areaBCC

ft

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System.out.printlnBf.areaBCC

K

K

!+8P+8 M

"%%%.%

1%%.%

4' Program to Demonstrate *>8*ND,N? ,N8*)&A(*

interface A F

0oid meth1BC0oid meth2BC

K

interface e6tends A F

0oid meth3BC

K

class


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K

pulic 0oid meth3BC F

System.out.printlnBImethod3IC

KK

class *6tint F



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F

0oid pushBint itemC

int popBC

K

class A implements stac

F

int sGH

int tos

ABint si7eC

F

s ne intGsi7eH

tos L1

K

pulic 0oid pushBint itemC

FifBtos s.lengthL1C

System.out.printlnBIS8A(= is &+IC

else

sGQQtosHitem

K

pulic int popBC

F

ifBtos%C

F

System.out.printlnBIS8A(= ,S *


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return sGtosLLH

KK

class S F


int i

A stac1 ne AB"C

forBi%i"iQQC

stac1.pushBiC

System.out.printlnBIStac elements are M IC

forBi %i"iQQC

System.out.printlnBstac1.popBCC

K

K

!+8P+8 M

Stac elements are M

4

3

2

1

%

4/ Program to Demonstrate ;ueue using ,nterface

gcomputers softare training centrePage $-


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interface ueue

F

0oid pushBint itemC

int popBC

K

class implements ueue

F

int sGH

int fEl

Bint si7eC

F

s ne intGsi7eH

f L1l L1

K

pulic 0oid pushBint itemC

F

ifBf s.lengthL1C

System.out.printlnBI; is &+IC

else

sGQQfHitem

K

pulic int popBC

F

ifBflC

F

gcomputers softare training centrePage $/


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System.out.printlnBI ; iS *


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3

4

"

$

'

"% Program to Demonstrate a S,


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pulic static 0oid mainBstring argsGHC

F

alance8estne alanceBI+day SatyaIE"%%C

test.shoBC

K

K

!+8P+8 M

+day Satya M ["%%

"1 Program to Demonstrate *6ception

class *6cep

F

static 0oid meth1BC

F

int d%

int a1%Td

K

pulic static 0oid mainBString aGHC

F

*6cep.meth1BC

K

K

gcomputers softare training centrePage '2


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!+8P+8 M

Array ,nde6 !ut !f ound :a0a.lang.Array,nde6!ut!founds*6ceptionM 34

"3 Program to (A8(9 A),89


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K

!+8P+8 M

Di0ision y 7ero

After tryT(atch Statements

"4 Program to demonstrate


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F

System.out.printlnBI@our Array si7e is smallIC

K

catchB*6ception eC

F

System.out.printlnBI!ther type of *6ceptionIC

K

KK

!+8P+8 M

l %

Please *nter (ommand line Arguments

"" Program to demonstrate N*S8*D 8)@

class Nest8ry

F


F

try F

int a args.length

int 42 Ta

System.out.printlnBIa IQ aC

try F

ifBa1C a aTBaLaC

gcomputers softare training centrePage '$


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if Ba2C F

int cGH F1K

cG42H //

K

K catchBArray,nde6!ut!founds*6ception eC F

System.out.printlnBIArray inde6 outLofLoundsMIQeC

K

K catchBArithmetic*6ception eC F

System.out.printlnBIDi0ide y %MIQeC

K

K

K

!+8P+8 M

Di0ide y %M:a0a.lang.Arithmetic*6ceptionM T y 7ero

"$ Program to demonstrate &,NA@ clause

class trydemoF


tryF

int largs.length

System.out.printlnBIl I QlC

int 34Tl

int cGHF%K

cG34H1%%

gcomputers softare training centrePage ''


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System.out.printlnBI*nd of 8ry locIC

K

catchBArithmetic*6ception eC

F

System.out.printlnBIPlease *nter (ommand lineArgumentsIC

K

catchBArray,nde6!ut!founds*6ception eC

F

System.out.printlnBI@our Array si7e is smallIC

K

catchB*6ception eC

F

System.out.printlnBI!ther type of *6ceptionIC

K

#nallyF

System.out.printlnBI8his ill e e6ecutedIC

K

KK

!+8P+8 M

l %

Please *nter (ommand line Arguments

8his ill e e6ecuted

"' Program to Demonstrate +ser De#ned *>(*P8,!NS

gcomputers softare training centrePage '-


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class


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called computeB34C

normal e6it

called computeB//C

caught


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,nside thro!ne.

(aught :a0a.lang.,llegalAccess*6ceptionM demo

"/ Program to demonstrate


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pulic 0oid runBC

F

forBint 1"QQC

System.out.printlnBItfrom 8hread ( M I QC

System.out.printlnBI*6it from (IC

KK

class 8hreadtest

F


F

ne ABC.startBC

ne BC.startBC

ne (BC.startBC

tryF 8hread.sleepB1%C

K

catchB,nterrupted*6ception eCF

System.out.printlnBI*6ception I QeC

K

K

K

!+8P+8 M

from 8hread A M i 1

from 8hread A M i 2

gcomputers softare training centrePage -2


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from 8hread A M i 3

from 8hread A M i 4

from 8hread A M i "

*6it from A

from 8hread M : 1

from 8hread ( M 1

from 8hread M : 2

from 8hread ( M 2

from 8hread M : 3

from 8hread ( M 3

from 8hread M : 4

from 8hread ( M 4

from 8hread M : "

from 8hread ( M "

*6it from

*6it from (

$% Program to Demonstrate )unnale ,nterface

class A implements )unnale

F

pulic 0oid runBC

F

forBint i1i"iQQC

System.out.printlnBItfrom 8hread A M i I QiC

System.out.printlnBI*6it from AIC

KK



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class implements )unnale

F

pulic 0oid runBC

F

forBint :1:":QQC

System.out.printlnBItfrom 8hread M : I Q:C

System.out.printlnBI*6it from IC

KK

class ( implements )unnaleF

pulic 0oid runBCF

forBint 1"QQC

System.out.printlnBItfrom 8hread ( M I QCSystem.out.printlnBI*6it from (IC

KK

class )unnaletestF


A a ne ABC

ne BC

( c ne (BC

8hread t1 ne 8hreadBaC

t1.startBC

8hread t2 ne 8hreadBC

t2.startBC

8hread t3 ne 8hreadBcC



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t3.startBC

tryF

8hread.sleepB1%C

K

catchB,nterrupted*6ception eCF


KKK

!+8P+8 M

from 8hread A M i 1

from 8hread M : 1

from 8hread ( M 1

from 8hread A M i 2

from 8hread M : 2

from 8hread ( M 2

from 8hread A M i 3 from 8hread M : 3

from 8hread ( M 3

from 8hread A M i 4

from 8hread M : 4

from 8hread ( M 4

from 8hread A M i "

from 8hread M : "

from 8hread ( M "

*6it from A

*6it from

*6it from (

gcomputers softare training centrePage -"


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class Prioritytest F


A a ne ABC

ne BC

( c ne (BC

c.setPriorityB8hread.YP),!),8@C

.setPriorityBa.getPriorityBCQ1C

a.setPriorityB8hread.


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from 8hread ( M 3

from 8hread M : 3

from 8hread A M i 3

from 8hread ( M 4

from 8hread M : 4

from 8hread A M i 4

from 8hread ( M "

from 8hread M : "

from 8hread A M i "

*6it from (

*6it from

*6it from A

gcomputers softare training centrePage --


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$2 Program to Demonstrate Synchroni7ed loc

class (allme

F

0oid callBString msgC

F

System.out.printBIGI QmsgC

try F

8hread.sleepB1%%%C

K

catchB,nterrupted*6ception eC

F

System.out.printlnBI,nterruptedIC

K

System.out.printlnBIHICK

K

class (aller implements )unnale

F

String msg

(allme target

8hread t

pulic (allerB(allme targE String sC

F

targettarg

msgs

gcomputers softare training centrePage -/


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tne 8hreadBthisC

t.startBC

K

pulic 0oid runBC

F

synchroni7edBtargetC F

target.callBmsgC

KKK

class Synchloc

F


F

(allme targetne (allmeBC

(aller o1ne (allerBtargetE I9elloIC(aller o2ne (allerBtargetE ISynchroni7edIC

(aller o3ne (allerBtargetE I5orldIC

try

F

o1.t.:oinBC

o2.t.:oinBC

o3.t.:oinBC

K


F


K

K

gcomputers softare training centrePage /%


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(allme target

8hread t

pulic (allerB(allme targE String sC

F

targettarg

msgs

tne 8hreadBthisC

t.startBC

K

pulic 0oid runBC

F

target.callBmsgC

KK

class Synch


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F


K

K

K

!+8P+8 M

G9elloH

GSynchroni7edH

G5orldH

$4 Program to Demonstrate Deadloc

class A F

synchroni7ed 0oid fooB C F

String name8hread.current8hreadBC.getNameBC

System.out.printlnBnameQ I entered A.fooIC

try F

8hread.sleepB1%%%C

K

catchB*6ception eC F

System.out.printlnBIA ,nterruptedIC

K

System.out.printlnBnameQ I trying to call .lastBCIC

.lastBC

K

gcomputers softare training centrePage /3


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synchroni7ed 0oid lastBC

F

System.out.printlnBI,nside A.lastIC

KK

class F

synchroni7ed 0oid arBA aC F

String name8hread.current8hreadBC.getNameBC

System.out.printlnBnameQ I entered .arIC

try F

8hread.sleepB1%%%C

K

catchB*6ception eC F

System.out.printlnBI ,nterruptedIC

K

System.out.printlnBnameQ I trying to call A.lastBCICa.lastBC

K

synchroni7ed 0oid lastBC F

System.out.printlnBI,nside A.lastIC

KK

class Deadloc implements )unnale

F

A ane ABC

ne BC

gcomputers softare training centrePage /4


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DeadlocBC

F

8hread.current8hreadBC.setNameBImain8hreadIC

8hread tne 8hreadBthisE I)acing8hreadIC

t.startBC

a.fooBC

System.out.printlnBIac in main threadIC

K

pulic 0oid runBC

F

.arBaC

System.out.printlnBIac in other threadIC

K


F

ne DeadlocBCK

K

!+8P+8 M

main8hread entered A.foo

)acing8hread entered .ar

main8hread trying to call .lastBC

)acing8hread trying to call A.lastBC

gcomputers softare training centrePage /"


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$" Program to Demonstrate 8hread


97/196

notifyBC

KK

class Producer implements )unnale F

;

ProducerB; C F

this.

ne 8hreadBthisE IProducerIC.startBC

K

pulic 0oid runBC F

int i%

hileBtrueC F

.putBiQQC

KKK

class (onsumer implements )unnale F;

(onsumerB; C F

this.

ne 8hreadBthisE I(onsumerIC.startBC

K

pulic 0oid runBC F

int i%

hileBtrueC F

.getBC

KKK

class P(&i6ed F


gcomputers softare training centrePage /'


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; ne ;BC

ne ProducerBC

ne (onsumerBC

System.out.printlnBIPress (ontrolL( to stop.IC

KK

!+8P+8 M

Put M 1

?ot M 1

Put M 2

?ot M 2

Put M 3

?ot M 3

Put M 4

?ot M 4Put M "

?ot M "

gcomputers softare training centrePage /-


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$$ Program to (reate 8hreads using 8hread (lass

class A e6tends 8hread

F

pulic 0oid runBC

F

forBint i1i"iQQC

System.out.printlnBItfrom 8hread A M i I QiC

System.out.printlnBI*6it from AIC

K

K

class e6tends 8hreadF

pulic 0oid runBC

F

forBint :1:":QQC

System.out.printlnBItfrom 8hread M : I Q:C

System.out.printlnBI*6it from IC

K

K

class 8hreadtest

F

gcomputers softare training centrePage //


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F

ne ABC.startBC

ne BC.startBC

tryF

8hread.sleepB1%C

K


F


K

K

K

!+8P+8 M

from 8hread A M i 1

from 8hread M : 1

from 8hread A M i 2

from 8hread M : 2

from 8hread A M i 3

from 8hread M : 3

from 8hread A M i 4

from 8hread M : 4

from 8hread A M i "

from 8hread M : "

*6it from A

*6it from

gcomputers softare training centrePage 1%%


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System.out.printlnBI8hread !ne is ali0eM IQo1.t.isAli0eBCC

System.out.printlnBI8hread 8o is ali0eM IQo2.t.isAli0eBCC

System.out.printlnBI8hread 8hree is ali0eM IQo3.t.isAli0eBCC

try F

System.out.printlnBI5aiting for threads to #nish.IC

o1.t.:oinBC

o2.t.:oinBC

o3.t.:oinBC

K

catch B,nterrupted*6ception ieC F



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8hreeM "

8hread 8o is ali0eM true

8hread 8hree is ali0eM true

5aiting for threads to #nish.

8oM 4

!neM 4

8hreeM 4

8oM 3

!neM 3

8hreeM 3

8oM 2

!neM 2

8hreeM 2

8oM 1

!neM 1

8hreeM 1 8oe6iting.

!nee6iting.

8hreee6iting.

8hread !ne is ali0eM false

8hread 8o is ali0eM false

8hread 8hree is ali0eM false


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import :a0a.io.R

class ?et+ser,nput

F

pulic static 0oid mainBStringGH argsC

F

TTthe data that ill e entered y the user

String name

TTan instance of the uered)eader class

TTill e used to read the data

uered)eader reader

TTspecify the reader 0ariale

TTto e a standard input uer

reader ne uered)eaderBne,nputStream)eaderBSystem.inCC

TTas the user for their name

System.out.printBI5hat is your name\ IC

tryF

TTread the data entered y the user using

TTthe readineBC method of the uered)eader class

TTand store the 0alue in the name 0ariale

name reader.readineBC

TTprint the data entered y the user

System.out.printlnBI@our name is I Q nameC

K

catch B,!*6ception ioeCF

TTstatement to e6ecute if an inputToutput e6ceptionoccurs

System.out.printlnBIAn une6pected error occured.IC

K

K

gcomputers softare training centrePage 1%4


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pulic 0oid initBC F

fne &rame8estBIA frame 5indoIC

f.setSi7eB3%%E3%%C

f.setVisileBtrueC

Kpulic 0oid startBC F

f.setVisileBtrueC

K

pulic 0oid stopBC F

f.setVisileBfalseC

K

pulic 0oid paintB?raphics gC F

g.draStringBI8his is a 8est appletIE1%E2%C

KK

gcomputers softare training centrePage 1%$


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'% Program to Demonstrate ife cycle of methods inApplet

import :a0a.at.R

import :a0a.applet.R

TR

applet codeISampleI idth4%% height2%%O

TappletORT

pulic class Sample e6tends Applet F

String msg

pulic 0oid initBC F

setacgroundB(olor.cyanC

set&oregroundB(olor.redC

msgI,nside initBCLLI

K

pulic 0oid startBC F

msg QI,nside startBCLLI

K


msg QI,nside paintBCLLI

g.draStringBmsgE1%E3%C

KK

gcomputers softare training centrePage 1%'


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gcomputers softare training centrePage 1%-


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'1 Program to display Parameters of 98


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fontSi7e%

K

catchBNumer&ormat*6ception eC F

fontSi7eL1

K

param getParameterBIleadingIC

try F

ifBparam X nullC

leading &loat.0alue!fBparamC.WoatValueBC

else

leading%

K

catchBNumer&ormat*6ception eC F

leadingL1

K

paramgetParameterBIaccount*naledICifBparam X nullC

acti0e oolean.0alue!fBparamC.ooleanValueBC

K


g.draStringBI&ont nameM IQfontNameE%E1%C

g.draStringBI&ont si7eM IQfontSi7eE%E2$C

g.draStringBIeadingM IQleadingE%E42C

g.draStringBIAccount Acti0eM IQacti0eE%E"-C

K

K



111/196

'2 Program to Demonstrate all shapes in ?raphics class

import :a0a.at.R


TR

applet codeI&igPaintI idth4%% height2%%O

TappletO

RT

pulic class &igPaint e6tends Applet

F

pulic 0oid paintB?raphics gC

F

g.draineB%E%E1%%E1%%Cg.dra)ectB1%E1%E$%E"%C



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g.#ll)ectB1%%E1%E$%E"%C

g.dra!0alB1%E1%E"%E"%C

g.#ll!0alB1%%E1%E'"E"%C

g.draArcB1%E4%E'%E'%E%E'"C

g.#llArcB1%%E4%E'%E'%E%E'"C

K

K



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'3 Program to Sho a 9utE


114/196

g.draineB1-%E34%E22%E1"%C

g.draineB22%E1"%E2$%E32%C

g.draineB2$%E32%E31"E1$"C

g.draineB31"E1$"E33"E21%C

g.dra!0alB33%E3"%E13%E4%C

g.dra!0alB""%E$%E$%E$%C

g.dra!0alB"$"E-%E1%E1%C

g.dra!0alB"-"E-%E1%E1%C

g.draArcB"$$E-1E3%E3%E%EL1-%C

g.draineB"-%E12%E"-%E3%%C

g.draineB"2%E1/%E"-%E1$%C

g.draineB"-%E1$%E$4%E1/%C

g.draineB"3%E34%E"-%E3%%C

g.draineB"-%E3%%E$3%E34%C

K

K



115/196

'4 Program to Sho Status of Applet 5indo

import :a0a.at.R


TR

applet codeIStatus5indoI idth4%% height2%%O

TappletO

RT

pulic class Status5indo e6tends Applet F

pulic 0oid initBC F

setacgroundB(olor.cyanC

K

pulic 0oid paintB?raphics gCF

g.draStringBI8his is in the applet indo.IE1%E2%C

shoStatusBI8his is shon in the status indo.IC

K

K



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'" Program to Sho Position of the 3%E mouse@3%

pulic App5indoBC

F

add=eyistenerBne


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App5indo app5indo

pulic


119/196

import :a0a.at.R


TR

applet codecolordemo idth4%% height2%%O

TappletO

RT

pulic class (olordemo e6tends AppletF


(olor c1 ne (olorB2""E1%%E1%%C

(olor c2 ne (olorB1%E2""E1%%C

(olor c3 ne (olorB1%%E2%%E2""C

g.set(olorBc1C

g.draineB11%E"%E1%%E1%%C

g.draineB13%E1%%E1%%E4%C

g.set(olorBc2C

g.#ll)ectB$%E12%E"%E"%Cg.set(olorBc3C

g.#ll!0alB2%E3%E'%E'%C

g.set(olorB(olor.lacC

g.#ll)ectB12%E"%E1-%E/%C

KK



120/196


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g.draStringBI a IQa QI IQE2%E"%C

g.draStringBI


122/196


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TR

applet codeIDra,mageApp.classI height2%%idth4%%O

TappletO

RT

pulic class Dra,mageApp e6tends Applet F

,mage i

pulic 0oid startBC

F

i get,mageBgetDocumentaseBCEIsunWoer.:pgIC

K


F

g.dra,mageBiE"%E"%EthisC

K

K



124/196

-% Program to Sho an ,mage

import :a0a.at.R


TR

applet codeISimpleannerI idth4%% height2%%O

TappletO

RT

pulic class Simpleanner e6tends Applet implements)unnale

F

String msg I A Simple


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pulic 0oid runBC F

char ch

TT Display anner

forB C F

try F

repaintBC

8hread.sleepB2"%C

ch msg.charAtB%C

msg msg.sustringB1E msg.lengthBCC

msg Q ch

ifBstop&lagC

rea

K catchB,nterrupted*6ception eC FK

K

KTT Pause the anner.

pulic 0oid stopBC F

stop&lag true

t null

K

TT Display the anner.


g.draStringBmsgE "%E 3%C

K

K



126/196

-1 Program to demonstrate an Adapter

import :a0a.at.R

import :a0a.at.e0ent.R


TR

applet codeIAdapterDemoI idth3%% height1%%O

TappletO

RT

pulic class AdapterDemo e6tends Applet F



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gcomputers softare training centrePage 12-


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-2 Program to Demonstrate utton


import :a0a.at.R


TRapplet codedemoutton.class height2%% idth4%%O

TappletORT

pulic class demoutton e6tends Applet implementsActionistener

F

String msgII

utton 1E2

pulic 0oid initBC

F

1ne uttonBI!=IC

2ne uttonBI(AN(*IC

addB1C

addB2C

1.addActionistenerBthisC


K

pulic 0oid actionPerformedBAction*0ent eC

F

String se.getAction(ommandBC

ifBs.eualsBI!=ICC



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F

msgI@ou pressed !=I

K

else

F

msgI@ou pressed (AN(*I

K

repaintBC

K



K

K



131/196



132/196

-3 Program to Demonstrate (heco6


import :a0a.at.R


TRapplet codedemocheco6.class height2%%idth4%%O

TappletORT

pulic class democheco6 e6tends Applet implements

,temistener F

String msgII

(heco6 c1Ec2Ec3

pulic 0oid initBC F

c1ne (heco6BIJAVAIEnullEtrueC

c2ne (heco6BIVIC

c3ne (heco6BI!)A(*IC

addBc1C

addBc2C

addBc3C

c1.add,temistenerBthisC



K

pulic 0oid itemState(hangedB,tem*0ent eC F

repaintBC

K



133/196


msgIJAVAMIQc1.getStateBC


msgIVMIQc2.getStateBC

g.draStringBmsgE4%E$%C

msgI!)A(*MIQc3.getStateBC

g.draStringBmsgE4%E-%C

KK

-4 Program to Demonstrate )adio uttonsB(heco6?roupC


import :a0a.at.R




134/196

TRapplet codedemocheco6grp.class height2%%idth4%%O

TappletORT

pulic class democheco6grp e6tends Appletimplements ,temistener F

String msgII

(heco6 c1Ec2Ec3

(heco6?roup cg

pulic 0oid initBC F

cgne (heco6?roupBC

c1ne (heco6BIJAVAIEcgEtrueC

c2ne (heco6BIVIEcgEfalseC

c3ne (heco6BI!)A(*IEcgEfalseC

addBc1C

addBc2C

addBc3C




K


repaintBC

K


msgIcurently

selectedMIQcg.getSelected(heco6BC.getaelBC



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K

K



136/196

-" Program to Demonstrate (hoice


import :a0a.at.R


TRapplet codedemochoice.class height2%% idth4%%O

TappletORT

pulic class demochoice e6tends Applet implements,temistener F

(hoice c

pulic 0oid initBC F

cne (hoiceBC

c.add,temBI)edIC

c.add,temBI?reenIC

c.add,temBIlueIC

addBcC

c.add,temistenerBthisC K


String stc.getSelected,temBC

ifBst.eualsBI)edICC F

setacgroundB(olor.redC K

ifBst.eualsBI?reenICC F

setacgroundB(olor.greenC K

ifBst.eualsBIlueICC F

setacgroundB(olor.lueCKKK



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-$ Program to Demonstrate &ile Dialog

import :a0a.at.R



TRapplet codeDemo


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set


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i'.addActionistenerBhandlerC

i-.addActionistenerBhandlerC

i1%.addActionistenerBhandlerC

i11.addActionistenerBhandlerC

oro.add,temistenerBhandlerC

K


g.draStringBmsgE1%E1%%C

ifBoro.getStateBCC

g.draStringBI(hecedIE1%E2%%C

else

g.draStringBI+nchecedIE1%E2%%C

KK

class


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else ifBs.eualsBI!pen....ICC F

&ileDialog fopenne &ileDialogBtmEI!pen a&ileIE&ileDialog.!ADC

fopen.setVisileBtrueC

msgI@ou selected IQfopen.getDirectoryBCQIIQfopen.get&ileBC

K

else ifBs.eualsBISa0e....ICC F

&ileDialog fsa0ene &ileDialogBtmEISa0e a&ileIE&ileDialog.SAV*C

fsa0e.setVisileBtrueC

KK

pulic 0oid itemState(hangedB,tem*0ent ieC F

tm.repaintBC

KK

class 8estDialog e6tends Dialog implements Actionistener F

&rame f

String s

utton E1

8estDialogB&rame fEString titleC F

superBfEtitleEfalseC

this.ff

this.stitle

setayoutBne &loayoutBCC

setSi7eB2%%E4%%C

addBne aelBIAre you sure you ant to e6itICC

addBne uttonBI@esICC

addB1ne uttonBINoICC



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.addActionistenerBthisC


K

pulic 0oid actionPerformedBAction*0ent eC F

ifBe.getSourceBC CF

disposeBC

f.setVisileBfalseC

K

else F

disposeBC

KKK

pulic class Demo&ileDialog e6tends Applet F

&rame f

pulic 0oid initBC F

fne 8est


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-' Program to Demonstrate aels


import :a0a.at.R


TRapplet codedemolael.class height2%%idth4%%O

TappletORT

pulic class demolael e6tends Applet



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F

pulic 0oid initBC

F

ael nmne aelBINameIC

ael addrne aelBIAddressIC

TTadd laels to indo

addBnmC

addBaddrC

K

K

-- Program to Demonstrate ists

import :a0a.at.R



TR



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applet codeIistDemoI idth4%% height2%%O

TappletO

RT

pulic class istDemo e6tends Applet implementsActionistener F

ist osEroser

String msg II

pulic 0oid initBC F

osne istB4EtrueC

roserne istB4EfalseC

os.addBIindos /-IC

os.addBI5indos N8IC

os.addBISolarisIC

os.addBI


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pulic 0oid actionPerformedBAction*0ent aeC F

repaintBC

K


int id6GH

msgI(urrent !SMI

id6os.getSelected,nde6esBC

forBint i% iid6.length iQQC

msg Q os.get,temBid6GiHC Q I I

g.draStringBmsgE$E12%C

msgI(urrent roserM Imsg Q roser.getSelected,temBC

g.draStringBmsgE$E14%C

KK



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-/ Program to Demonstrate


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set


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i'.addActionistenerBhandlerC

i-.addActionistenerBhandlerC

i1%.addActionistenerBhandlerC

i11.addActionistenerBhandlerC

oro.add,temistenerBhandlerC

K


F

g.draStringBmsgE1%E2%%C

ifBoro.getStateBCC

g.draStringBI(hecedIE1%E2%%C

else

g.draStringBI+nchecedIE1%E2%%C

KK

class


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else F

disposeBC

KKK

pulic class Demo


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gcomputers softare training centrePage 1"1


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/% Program to Demonstrate 8e6t Area


import :a0a.at.R


pulic class Demo8e6tArea e6tends Applet implementsActionistener F

8e6tArea remar

utton 1

String msgII

pulic 0oid initBC F

remarne 8e6tAreaBI*nter your remarsIE"E"%C

1ne uttonBIShoIC

addBremarC

addB1C

1.addActionistenerBthisCK



ifBs.eualsBIShoICC F

msgremar.get8e6tBC

repaintBC KK


g.draStringBmsgE13%E1$%C KK



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/1 Program to


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msgIogin SuccessfulI

K

else

msgI@ou cannot login.(hec your username andpassordI

K

elseF

un.set8e6tBIIC

pass.set8e6tBIIC

msgII

K

repaintBC

K



KKTTend of class

gcomputers softare training centrePage 1""


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gcomputers softare training centrePage 1"$


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un.set8e6tBI*nter +serNameIC

KK

pulic 0oid focusostB&ocus*0ent feC F

ifBfe.getSourceBCpassC F

ifBpass.get8e6tBC.eualsBIICC F

msgI*nter the passord to loginI

repaintBC

KKK



ifBs.eualsBIVerifyICCF

String userun.get8e6tBC

String pdpass.get8e6tBC

ifBuser.eualsBIstudentIC pd.eualsBIloyalaICC F

msgIogin SuccessfulI

Kelse

msgI@ou cannot login.(hec your username andpassordI

K

else F

un.set8e6tBIIC

pass.set8e6tBIIC

msgII

K

repaintBC

K



gcomputers softare training centrePage 1"-


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KKTTend of class

gcomputers softare training centrePage 1"/


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/3 Program to Demonstrate


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gcomputers softare training centrePage 1$1


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/4 Program to Demonstrate


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msgImousepressedI

repaintBCK

pulic 0oid mouse)eleasedB


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/" Program to Demonstrate the ey e0ent handlers

import :a0a.at.R



TR

applet codeISimple=eyI idth4%% height2%%O

TappletO

RT

pulic class Simple=ey e6tends Applet

implements =eyistener F

String msg II

int > 1%E @ 2% TT output coordinates

pulic 0oid initBC F

add=eyistenerBthisC

gcomputers softare training centrePage 1$4


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reuest&ocusBC TT reuest input focus

K

pulic 0oid eyPressedB=ey*0ent eC F

shoStatusBI=ey DonIC

K

pulic 0oid ey)eleasedB=ey*0ent eC F

shoStatusBI=ey +pIC

K

pulic 0oid ey8ypedB=ey*0ent eC F

msg Q e.get=ey(harBC

repaintBC

K

TT Display eystroes.


g.draStringBmsgE >E @C

KK

gcomputers softare training centrePage 1$"


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gcomputers softare training centrePage 1$$


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/$ Program to Demonstrate order ayout

import :a0a.at.R



TR

applet code8est idth4%% height2%%O

TappletO

RT

pulic class 8est e6tends Applet F

pulic 0oid initBC F

setayoutBne orderayoutBCC

addBneScrollarBScrollar.9!),^!N8ACEorderayout.N!)89C

addBne

ScrollarBScrollar.9!),^!N8ACEorderayout.S!+89C

addBne ScrollarBScrollar.V*)8,(ACEorderayout.*AS8C

addBne ScrollarBScrollar.V*)8,(ACEorderayout.5*S8C

add Bne 8e6tAreaBI, am in thecenterICEorderayout.(*N8*)C

KK

gcomputers softare training centrePage 1$'


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/' Program to Demonstrate (ard ayout

import :a0a.at.R



TR

applet code8est( idth4%% height1"%O

TappletO

RT

pulic class 8est( e6tends Applet implementsActionistener F

Panel pEp1Ep2

(ardayout cl1

gcomputers softare training centrePage 1$-


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ael l1

utton 1E2

(heco6?roup cg

(heco6 c1Ec2

pulic 0oid initBC F

l1ne aelBIicesence AgreementIC

1ne uttonBIAcceptIC

2ne uttonBI*6itIC

cl1ne (ardayoutBC

pne PanelBC

p.setayoutBcl1C

p1ne PanelBC

p1.addBl1C

p1. addB1C

p1.addB2C

p2ne PanelBC cgne (heco6?roupBC

c1ne (heco6BI8ypicalIEcgEtrueC

c2ne (heco6BI(ustomIEcgEfalseC

p2.addBc1C

p2.addBc2C

p.addBp1EIpanel1IC

p.addBp2EIpanel2IC

addBpC


K


ifBe.getSourceBC 1C F

cl1.shoBpEIpanel2IC

gcomputers softare training centrePage 1$/


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KK

gcomputers softare training centrePage 1'%


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case 2M

tfonts.fne &ontBISansSerifIE&ont.!DE22C

rea

case 3M

tfonts.fne &ontBISerifIE&ont.!DE24C

rea

case 4M

tfonts.fne &ontBI


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// Program to Demonstrate ?rid ayouts

import :a0a.at.R



TR

applet code8est? idth4%% height2%%O

TappletO

RT

pulic class 8est? e6tends AppletF

pulic 0oid initBCF

setayoutBne &loayoutB&loayout.(*N8*)CC

addBne 8e6t&ieldBI%ICC

setayoutBne ?ridayoutB3E3CC

set&ontBne &ontBISansSerifIE&ont.!DE1$CC

forBint i%i3iQQCF

forBint :%:3:QQCF

gcomputers softare training centrePage 1'3


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int iR3Q:

ifBO%C

addBne uttonBIIQCC

KKKK

gcomputers softare training centrePage 1'4


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1%% Program to Demonstrate Scrollar

import :a0a.at.R



TR

applet code8estScrollar.class idth4%% height2%%O

TappletO

RT

pulic class 8estScrollar e6tends Applet implementsAd:ustmentistener

F

Scrollar s1Es2Es3

pulic 0oid initBC

F

s1ne ScrollarBScrollar.9!),^!N8AE1%%E1%E%E2""C

s2ne ScrollarBScrollar.V*)8,(AE"%E1%E%E2""C

s3ne ScrollarBScrollar.V*)8,(AE1"%E1%E%E2""C

setayoutBne orderayoutBCC

addBs1Eorderayout.S!+89C

addBs2Eorderayout.*AS8C

addBs3Eorderayout.5*S8C

TTregister to recie0e ad:ustment e0ents

s1.addAd:ustmentistenerBthisC



K

gcomputers softare training centrePage 1'"


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1%1 Program to (hec JD( (onnection

import :a0a.sl.R

import :a0a.util.R

pulic class JD(Demo1

F

pulic static 0oid mainBStringGHargsC thros *6ception

F

(lass.forNameBIsun.:dc.odc.Jdc!dcDri0erIC

(onnection c Dri0er


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!+8P+8 M

(onnection Successful

1%2 Program to retrie0e )ecords from Dataase

import :a0a.sl.R

pulic class 8est)etrie0e)ecords F

pulic static 0oid mainBStringGH argsC thros *6ception F


(onnectionconDri0er


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System.out.printlnBIRRR *mployeeZs Details RRR nIC

hileBrs.ne6tBCC F

System.out.printlnBI*mployee NumerM I Q rs.get,ntB1CC

System.out.printlnBI*mployee NameM I Q rs.getStringB2CC

System.out.printlnBI*mployee SalaryM I Q rs.get,ntB3C Q InIC

K

rs.closeBC

st.closeBC

con.closeBC

K K

!+8P+8 M

RRR *mployeeZs Details RRR

*mployee NumerM 1

*mployee NameM +day

*mployee SalaryM $%%%

*mployee NumerM 2

*mployee NameM Venat

*mployee SalaryM 4"%%

*mployee NumerM 3

*mployee NameM Satish

*mployee SalaryM '%%%

*mployee NumerM 4

gcomputers softare training centrePage 1'/


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*mployee NameM Vi:ay

*mployee SalaryM 2%%%

1%3 Program to demonstrate ,nsertion into Dataase

import :a0a.sl.R

import :a0a.io.R

pulic class ,nsertDemo F

pulic static 0oid mainBStringGH argsC thros *6ception F

int no/

String nameISatyaI

doule sal1%%%%


(onnection con Dri0er


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1%4 Program to demonstrate +pdate into Dataase

import :a0a.util.R

import :a0a.sl.R

import :a0a.io.R

pulic class JD(+pdateDemo F

pulic static 0oid mainBStringGHargsC thros *6ceptionF

int eno/


(onnection c Dri0er


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PreparedStatement pst con.prepareStatementBIinsert into*mpB*mpidENameESalaryC 0aluesB\E\E\CIC

int no1%4

pst.set,ntB1EnoC

String nameI)+VNI

pst.setStringB2EnameC

int sal14%%%

pst.set,ntB3EsalC

int i pst.e6ecute+pdateBC

System.out.printlnBiQILL)ecord insertedIC

pst.closeBC

con.closeBC

K K

!+8P+8 M

1LL)ecord inserted

1%$ Program to Demonstrate Data *ntry using Applet

gcomputers softare training centrePage 1-3


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import :a0a.sl.R

import :a0a.at.R


pulic class JD(Data*ntry e6tends &rame implementsActionistener

F

utton oEcancel

8e6t&ield t1Et2Et3

JD(Data*ntryBC

F

setayoutBne &loayoutBCC

one uttonBI!=IC

cancelne uttonBI(ancelIC

t1ne 8e6t&ieldB2%C

t2ne 8e6t&ieldB2%C

t3ne 8e6t&ieldB2%C

addBne aelBI*mployee Numer M ICC

addBt1C

addBne aelBI*mployee Name M ICC

addBt2C

addBne aelBI*mployee Salary M ICC

addBt3C

addBoC

addBcancelC

o.addActionistenerBthisC

cancel.addActionistenerBthisC

set8itleBI*mployeeZs )egistration &ormIC

gcomputers softare training centrePage 1-4


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setSi7eB3"%E3%%C

setVisileBtrueC

K

pulic 0oid actionPerformedBAction*0ent aeC

F

ifBae.getSourceBCcancelC

F

t1.set8e6tBIIC

t2.set8e6tBIIC

t3.set8e6tBIIC

K

ifBae.getSourceBCoC

F

int no,nteger.parse,ntBt1.get8e6tBCCString namet2.get8e6tBC

int sal,nteger.parse,ntBt3.get8e6tBCC

try F


(onnection con

Dri0er


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catchB*6ception eC

F



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RRRRRRR)egistraiton performedRRRRRRR

gcomputers softare training centrePage 1-'


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1%' Program to Demonstrate )esult Set


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No of columns in the taleM 3

*mpid M ,N8*?*)

Name M VA)(9A)

Salary M ,N8*?*)

1%- Program to Demonstrate 8ransaction handling

import :a0a.sl.R

pulic class JD(8ransDemo

F

pulic static 0oid mainBString aGHC

F

tryF

Properties pne PropertiesBCp.setPropertyBIuidIEIscottIC

p.setPropertyBIpassordIEItigerIC


(onnection con Dri0er


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int : st.e6ecute+pdateBIinsert into *mp 0aluesBIQ no Q IEZIQ nameQIZEIQ sal QICIC

System.out.printlnBIsecond ro inserted ut not commitedIC

TTcommit the trans

con.commitBC

System.out.printlnBItrans commitedIC

st.closeBC

con.closeBC

KcatchB*6ception eC

F

System.out.printlnBI*rrorM IQeC

K

K

K

1%/ Program to Demonstrate (allale Statement

import :a0a.sl.R

import :a0a.util.R

pulic class JD((allaleDemo

F

pulic static 0oid mainBStringGHargsC thros *6ception

F


(onnection c Dri0er


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cs.set,ntB1E'-3/C

TTregister the out parameters

cs.register!utParameterB2E8ypes.VA)(9A)C

cs.register!utParameterB3E8ypes.VA)(9A)C

TTprocess the stored procedure

cs.e6ecuteBC

TTretrie0e the data

enamecs.getStringB2C

e:ocs.getStringB3C

TTdisplay the data

System.out.printlnBI*mployee nameM IQenameC

System.out.printlnBI*mployee JoM IQe:oC

cs.closeBC

c.closeBC

K

K

11% Program to Demonstrate )esult Set


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(onnection c Dri0er


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(onnection c Dri0er


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K

catchB *6ception e C

F

System.out.printlnB e C

K

K

K

11" implementation for the interface

import :a0a.rmi.R

import :a0a.rmi.ser0er.+nicast)emote!:ect

pulic class )


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K

11$ (reate a Policy to Allo Permission for *0eryone

grant {

// Allow everything

permission java.security.AllPermission;

};

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