FINAL W.T Shree Ram College

8/15/2019 FINAL W.T Shree Ram College

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PRACTICAL No. 1

Que: Wrie a program in J2ME to perform the simple calculator operations such as-

a. Addition

b. Subtractionc. Multiplicationd. Diision

!rogram:

import javax.microedition.midlet.*;import javax.microedition.lcdui.*;public class Calc extends MIDlet implements CommandListener {

Display disp;

TextField t!"t#"t$;Form orm;Command add"sub"mul"div"mod"exit;

public Calc%&{

disp'Display.(etDisplay%t)is&;orm'ne Form%+,ddition o to nos+&;t!'ne TextField%+First no.+"+-+"$-"TextField.,/&;t#'ne TextField%+0econd no.+"+-+"$-"TextField.,/&;t$'ne TextField%+1esult+"+-+"$-"TextField.,/&;orm.append%t!&;

orm.append%t#&;orm.append%t$&;add'ne Command%+add+"Command.0C122"!&;sub'ne Command%+subtract+"Command.0C122"!&;mul'ne Command%+multiply+"Command.0C122"!&;div'ne Command%+Divide+"Command.0C122"!&;mod'ne Command%+modulus+"Command.0C122"!&;exit'ne Command%+2xit+"Command.23IT"#&;orm.addCommand%add&;orm.addCommand%sub&;orm.addCommand%mul&;orm.addCommand%div&;orm.addCommand%mod&;orm.addCommand%exit&;orm.setCommandListener%t)is&;

4public void start,pp%&{


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disp.setCurrent%orm&;4public void pause,pp%&{4public void destroy,pp%boolean unconditional&

{4

public void command,ction%Command c"Displayable d&{

i%c''add&{

int a'Inte(er.parseInt%t!.(et0trin(%&&;int b'Inte(er.parseInt%t#.(et0trin(%&&;int c!'a5b;t$.set0trin(%0trin(.value6%c!&&;

4

i%c''sub&{int a'Inte(er.parseInt%t!.(et0trin(%&&;int b'Inte(er.parseInt%t#.(et0trin(%&&;int c!'a7b;t$.set0trin(%0trin(.value6%c!&&;

4i%c''mul&{

int a'Inte(er.parseInt%t!.(et0trin(%&&;int b'Inte(er.parseInt%t#.(et0trin(%&&;

int c!'a*b;t$.set0trin(%0trin(.value6%c!&&;4i%c''div&{

int a'Inte(er.parseInt%t!.(et0trin(%&&;int b'Inte(er.parseInt%t#.(et0trin(%&&;i%b''-&

t$.set0trin(%+Divisor cannot be 8ero+&;else{int c!'a9b;t$.set0trin(%0trin(.value6%c!&&;4

4i%c''mod&{

int a'Inte(er.parseInt%t!.(et0trin(%&&;int b'Inte(er.parseInt%t#.(et0trin(%&&;


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i%b''-&t$.set0trin(%+Divisor cannot be 8ero+&;

else{int c!'a:b;

t$.set0trin(%0trin(.value6%c!&&;44i%c''exit&{

destroy,pp%alse&;notiyDestroyed%&;

44

4

"#$!#$:


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PRACTICAL No. 2

Que: Write a program in J2ME to create a simple Qui% &hich content ' to ()uestions and also displa* the score.

!rogram:

import javax.microedition.midlet.*;import javax.microedition.lcdui.*;import java.lan(.*;

public class ui8Demo extends MIDlet implements CommandListener"Item0tateListener {

private Display disp;private Form orm!"orm#"orm$"ormroup radiobuttons"rdb#"rdb$"rdb


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ms$'ne 0trin(Item%null"+?)ic) olloin( city is capital o A@ +&;

rdb$'ne C)oice>roup%+0elect youranser+"C)oice.23CLA0IB2&;

rdb$.append%+,msterdam+"null&;rdb$.append%+London+"null&;rdb$.append%+e /orE+"null&;rdb$.append%+Mexico+"null&;

msroup%+0elect youranser+"C)oice.23CLA0IB2&;

rdb


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orm$.setCommandListener%t)is&;orm


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4i%item''rdb$&{

0trin( ans'%rdb$.(et0trin(%rdb$.(et0electedIndex%&&&;i%ans.eHuals%+London+&&

{ la(55;4

4i%item''rdb


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4

4

4


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PRACTICAL No. 3

Que: Write a program in J2ME to create a currenc* conerter and also displa* theresult.

!rogram:

import javax.microedition.midlet.*;import javax.microedition.lcdui.*;public class Currency extends MIDlet implements CommandListener {

Display disp;TextField t!"t#;Form orm;Command A0"A"apan"exit;public Currency%&

{ disp'Display.(etDisplay%t)is&;orm'ne Form%+Conversion o Currency+&;t!'ne TextField%+Indian Currency+"+-+"$-"TextField.,/&;t#'ne TextField%+Forei(n Currency+"+-+"$-"TextField.,/&;orm.append%t!&;orm.append%t#&;A0'ne Command%+A0+"Command.0C122"!&;A'ne Command%+A+"Command.0C122"!&;apan'ne Command%+apan+"Command.0C122"!&;exit'ne Command%+2xit+"Command.23IT"#&;

orm.addCommand%A0&;orm.addCommand%A&;orm.addCommand%apan&;orm.addCommand%exit&;orm.setCommandListener%t)is&;

4public void start,pp%&{

disp.setCurrent%orm&;4public void pause,pp%&{4public void destroy,pp%boolean unconditional&{4

public void command,ction%Command c"Displayable d&{

i%c''A0&


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{loat a'Float.parseFloat%t!.(et0trin(%&&;loat c!'a9


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"#$!#$


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PRACTICAL No. 4

Que: Write a program in J2ME to generate a calendar.

!rogram:

import javax.microedition.lcdui.*;import javax.microedition.midlet.MIDlet;import java.util.Date;

public class CalenderMIDlet extends MIDlet{

private Form orm;private Display disp;private DateField cal;private static inal int D,T2'-;

public CalenderMIDlet%&{

cal'ne DateField%+Date In+"DateField.D,T2&;

4

public void start,pp%&{

disp'Display.(etDisplay%t)is&;orm'ne Form%+Calender+&;

orm.append%cal&;disp.setCurrent%orm&;4

public void pause,pp%&{

4

public void destroy,pp%boolean unconditional&{

44


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"#$!#$


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PRACTICAL No. 5

Que: Write a program in J2ME to demonstrate simple animation through sna+emoement

import ,aa.microedition.midlet./import ,aa.microedition.lcdui./

public class M*Sna+e etends M0Dlet implements 1ommandistener 3

Dra&Sna+e ds/Displa* dis/

public M*Sna+e453

dis6Displa*.getDispla*4this5/

ds6ne& Dra&Sna+e45/7

public oid startApp453

dis.set1urrent4ds5/7

public oid commandAction41ommand c8Displa*able d537

public oid pauseApp4537

public oid destro*App4boolean unconditional537

7

class Dra&Sna+e etends 1anas implements 9unnable8 1ommandistener 3

int 8*8dir/$hread th/1ommand )uit/

public Dra&Sna+e4536/*6/dir6/)uit6ne& 1ommand4;Q#0$;81ommand.S19EE


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add1ommand4)uit5/set1ommandistener4this5/th6ne& $hread4this5/th.start45/7

public oid commandAction41ommand c8Displa*able d53

if4c66)uit537 >>notif*Destro*ed45/

7

public oid +e*!ressed4int cd53

s&itch4get?ameAction4cd55

3 case 1anas.#!:*-6@/dir6=/

brea+/case 1anas.D"W


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-6@/else if4dir66(56@/

repaint45/tr*3th.sleep4@5/7catch 4Eception ee53

7

77

public oid paint4?raphics g53

g.set1olor4=B2B=B5/ g.fill9ect48 *8 =8 =5/

g.dra&String4;9#!A 9A#SCA


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PRACTICAL No. 6

Que: Write a program in J2ME to create a simple application &ith an addressboo+ &ith the help of 9ecordStore.

import javax.microedition.midlet.*;import javax.microedition.lcdui.*;import javax.microedition.rms.*;

public class 1ecord0toreDemo extends MIDlet implements CommandListener { private Display disp; private Form rm; private Command add" exit" delete"update"retrived; private TextField txtrecid" txtname"txttelno;

private 1ecord0tore rs; 0trin( recid" name" telno;

public 1ecord0toreDemo%& { disp ' Display.(etDisplay%t)is&;

exit ' ne Command%+2xit+"Command.0C122"!&; add ' ne Command%+,dd+"Command.0C122"!&; delete ' ne Command%+Delete+"Command.0C122"!&; update ' ne Command%+Apdate+"Command.0C122"!&;

retrived ' ne Command%+1etrived+"Command.0C122"!&;

try { rs ' 1ecord0tore.open1ecord0tore%+recorddemo+" true&; 4catc)%2xception e& { e.print0tacETrace%&; 4

txtrecid ' ne TextField%+1ecord Id+"++ " $#" TextField.,/&; txtname ' ne TextField%+ame+"++ " $#" TextField.,/&; txttelno ' ne TextField%+Telep)one o.+"++ " $#" TextField.,/&; rm ' ne Form%+Customer Details+&;

rm.append%txtrecid&; rm.append%txtname&; rm.append%txttelno&;

rm.addCommand%exit&;


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rm.addCommand%add&; rm.addCommand%delete&; rm.addCommand%update&; rm.addCommand%retrived&; rm.setCommandListener%t)is&;

4

public void start,pp%&{

disp.setCurrent%rm&; 4

public void pause,pp%& { 4

public void destroy,pp%boolean unconditional& {

4

public void command,ction%Command cmd" Displayable d& { i%cmd''exit& { destroy,pp%true&; notiyDestroyed%&; 4 else i%cmd''add& {

recid ' txtrecid.(et0trin(%&; name ' txtname.(et0trin(%&; telno ' txttelno.(et0trin(%&; 0trin( data ' %recid5+;+5name5+;+5telno&; 0ystem.out.println%data&; byte bJK ' data.(et=ytes%&; try { int result ' rs.add1ecord%b" -" b.len(t)&;

i%result'!& { ,lert a ' ne ,lert%+,dd+"+1ecord ,dded+"null",lertType.IF6&; a.setTimeout%,lert.F612B21&; disp.setCurrent%a&; txtrecid.set0trin(%++&; txtname.set0trin(%++&; txttelno.set0trin(%++&; 4


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rs.delete1ecord%Inte(er.parseInt%txtrecid.(et0trin(%&&&; txtname.set0trin(%++&; txttelno.set0trin(%++&; txtrecid.set0trin(%++&; ,lert a ' ne ,lert%+Delete+"+1ecord Deleted+"null",lertType.IF6&;

a.setTimeout%,lert.F612B21&; disp.setCurrent%a&; 4catc)%Invalid1ecordID2xception e& { ,lert a ' ne ,lert%+2rror+"+o 1ecord to Delete+"null",lertType.21161&; a.setTimeout%,lert.F612B21&; disp.setCurrent%a&; 4 catc)%2xception e& { e.print0tacETrace%&;

4 4

else i%cmd''update& { try { recid ' txtrecid.(et0trin(%&; name ' txtname.(et0trin(%&; telno ' txttelno.(et0trin(%&; 0trin( data ' %recid5+;+5name5+;+5telno&;

0ystem.out.println%data&; byte bJK ' data.(et=ytes%&; rs.set1ecord%Inte(er.parseInt%recid&" b" -" b.len(t)&; ,lert a ' ne ,lert%+Apdate+"+1ecord Apdated+"null",lertType.IF6&; a.setTimeout%,lert.F612B21&; disp.setCurrent%a&; txtrecid.set0trin(%++&; txtname.set0trin(%++&; txttelno.set0trin(%++&; 4 catc)%Invalid1ecordID2xception e& { ,lert a ' ne ,lert%+2rror+"+o 1ecord to Apdate+"null",lertType.21161&; a.setTimeout%,lert.F612B21&; disp.setCurrent%a&; 4 catc)%2xception e& { e.print0tacETrace%&;


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4 4 44

6utput


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PRACTICAL No. 7

Que: Write a program in J2ME to create a simple database application &ith anaddress boo+ &ith the follo&ing operations:

a. 0nsert

!rogram:import java.io.*;import java.util.*;import javax.microedition.midlet.*;import javax.microedition.lcdui.*;import javax.microedition.io.*;

public class My0LConn extends MIDlet implements CommandListener { private 0trin( username; private 0trin( url ' +)ttp99local)ostG-GN9servlets7examples9(et+;

private Display display; private Command exit ' ne Command%+23IT+" Command.23IT" !&;; private Command connect ' ne Command%+Connect+"Command.0C122" !&;

private Form menu; private TextField tb!; private TextField tb#; D=Conn db;

public My0LConn%& t)ros 2xception {

display ' Display.(etDisplay%t)is&;

4

public void start,pp%& { displayMenu%&; 4

public void displayMenu%& { menu ' ne Form%+Connect+&;

tb! ' ne TextField%+lease input username +"++"$-"TextField.,/&; tb# ' ne TextField%+lease input passord+"++"$-"TextField.,00?61D&; menu.append%tb!&; menu.append%tb#&; menu.addCommand%exit&; menu.addCommand%connect&; menu.setCommandListener%t)is&; display.setCurrent%menu&;


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4

public void pause,pp%& {4

public void destroy,pp%boolean unconditional& {4

public void command,ction%Command command" Displayable screen& { i %command '' exit& { destroy,pp%alse&; notiyDestroyed%&; 4 else i %command '' con& { db ' ne D=Conn%t)is&; db.start%&; db.connectDb%tb!.(et0trin(%&"tb#.(et0trin(%&&; 4 4

public class D=Conn implements 1unnable { My0LConn midlet; private Display display; 0trin( db; 0trin( user; 0trin( pd; public D=Conn%My0LConn midlet& { t)is.midlet ' midlet; display ' Display.(etDisplay%midlet&; 4

public void start%& { T)read t ' ne T)read%t)is&; t.start%&; 4

public void run%& { 0trin(=uer sb ' ne 0trin(=uer%&; try { OttpConnection c ' %OttpConnection& Connector.open%url&; c.set1eHuestroperty%+Aser7,(ent+"+roile9MID7!.-"Coni(uration9CLDC7!.-+&; c.set1eHuestroperty%+Content7Lan(ua(e+"+en7A0+&; c.set1eHuestMet)od%OttpConnection.60T&;

Data6utput0tream os '%Data6utput0tream&c.openData6utput0tream%&;

99os.riteATF%db.trim%&&; os.riteATF%user.trim%&&;


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os.riteATF%pd.trim%&&; os.lus)%&; os.close%&;

99 >et t)e response rom t)e servlet pa(e.

DataInput0tream is'%DataInput0tream&c.openDataInput0tream%&; 99is ' c.openInput0tream%&; int c); sb ' ne 0trin(=uer%&; )ile %%c) ' is.read%&& P' 7!& { sb.append%%c)ar&c)&; 4 s)o,lert%sb.to0trin(%&&; is.close%&; c.close%&;

4 catc) %2xception e& { s)o,lert%e.(etMessa(e%&&; 4 4 9* T)is met)od taEes input rom user liEe db"user and pd and pass toservlet *9 public void connectDb%0trin( user"0trin( pd& { 99t)is.db ' db; t)is.user ' user; t)is.pd ' pd; 4

9* Display 2rror 6n screen*9 private void s)o,lert%0trin( err& { ,lert a ' ne ,lert%++&; a.set0trin(%err&; a.setTimeout%,lert.F612B21&; display.setCurrent%a&; 4

4;4

0ervlet Codeimport java.io.*;import javax.servlet.*;import javax.servlet.)ttp.*;import java.sHl.*;

public class >etConnection extends Ottp0ervlet{


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Connection conn;

public void doost%Ottp0ervlet1eHuest reHuest" Ottp0ervlet1esponseresponse& t)ros 0ervlet2xception" I62xception {response.setContentType%+text9)tml+&;

rint?riter out ' response.(et?riter%&;DataInput0tream in ' neDataInput0tream%%Input0tream&reHuest.(etInput0tream%&&;

0trin( user ' in.readATF%&;0trin( pd ' in.readATF%&;0ystem.out.println%+received data is''+5user5pd&; try {

99 connect%user.toLoerCase%&.trim%&" pd.toLoerCase%&.trim%&&;

Class.orame%+sun.jdbc.odbc.dbc6dbcDriver+&; conn ' DriverMana(er.(etConnection%+jdbcodbcOars)ad+&; 0tatement stmt ' conn.create0tatement%&; int i ' stmt.executeApdate%+insert into Lo(in values%Q+5user5+Q"Q+5pd5+Q&+&; i%iP'-&{out.println%+data )as been inserted+&;4else

{out.println%+data is not inserted+&;4 4catc)%2xception e& { e.print0tacETrace%&; 4

out.println%+Data+5user5pd&;in.close%&;

out.close%&;out.lus)%&;

4public void do>et%Ottp0ervlet1eHuest reHuest" Ottp0ervlet1esponseresponse& t)ros 0ervlet2xception" I62xception {doost%reHuest"response&;


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4

9* private void connect% 0trin( user"0trin( pd& t)ros 2xception {

4*94


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PRACTICAL No. 8

Program in J2MEto perform the following tasks:A) Create a form1 that contain Label &e!t"o!# $e!t "%tton

") Create a form2 that contain check"o!# ra'io"%tton #e!tArea& $e!t# "ack "%tton

C) Create a form( that contains ispla* of all abo+e forms

Co'e:

import javax.microedition.lcdui.*;

import javax.microedition.midlet.*;

import java.io.*;

public class Commander extends MIDlet implements CommandListener

{

private CanvasDemo cd; public Commander()

{

}Displa displa ! null;

"orm #$ ! null;

"orm #% ! null;"orm #& ! null;

private C'oiceroup ender;

private int currentIndex; private int enderIndex;

private C'oiceroup 'obies;

private int 'obiesIndex;

private ext"ield tb+ame, tbInstitute, tb-'one, tbCel, tbCit, tbrea; public ic/er tic+ame;

Command #irst"ormCommand ! ne0 Command(1$st "orm1, 1o to "irst "orm1,

Command.2C344+, 5);

Command second"ormCommand ! ne0 Command(1%nd "orm1, 1o to 2econd "orm1,Command.2C344+, 5);

Command t'ird"ormCommand ! ne0 Command(1&rd "orm1, 1o to 'ird "orm1,

Command.2C344+, 5);

Command exitCommand ! ne0 Command(14xit1, Command.46I, $);Command bac/Command$ ! ne0 Command(17ac/$1, Command.7C8, $);

Command bac/Command% ! ne0 Command(17ac/%1, Command.7C8, $);

public void startpp(){

cd!ne0 CanvasDemo(t'is);

displa ! Displa.etDispla(t'is);


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#$!ne0 "orm(1"orm $1);

#$.addCommand(second"ormCommand);

#$.addCommand(exitCommand);#$.setCommandListener(t'is);

tb+ame!ne0 ext"ield(14nter 9our +ame : 1,11,%5,ext"ield.+9);tbInstitute!ne0 ext"ield(1+ame o# Institute : 1,11,%5,ext"ield.+9);

tb-'one!ne0 ext"ield(1-'one +o. : 1,11,%5,ext"ield.+9);

tbCel!ne0 ext"ield(1Mobile +o. : 1,11,%5,ext"ield.+9);tbCit!ne0 ext"ield(1Cit : 1,11,%5,ext"ield.+9);

tic+ame!ne0 ic/er(1Milind'orat1);

#$.append(tb+ame);

#$.append(tbInstitute);#$.append(tb-'one);

#$.append(tbCel);

#$.append(tbCit);

#$.setic/er(tic+ame);#%!ne0 "orm(1"orm %1);

#%.addCommand(t'ird"ormCommand);#%.addCommand(bac/Command$);

#%.setCommandListener(t'is);

'obies!ne0 C'oiceroup(12elect 9our obies1,C'oice.M


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public void pausepp() {}

public void destropp(boolean unconditional) {

} public void commandction(Command c, Displaable d)

{

2trin label ! c.etLabel();i#(label.e>uals(14xit1))

{

noti#Destroed();}

else i#(label.e>uals(1$st "orm1))

{

Displa.etDispla(t'is).setCurrent(#$);

}

else i#(label.e>uals(17ac/$1)){

Displa.etDispla(t'is).setCurrent(#$);}

else i#(label.e>uals(1%nd "orm1))

{Displa.etDispla(t'is).setCurrent(#%);

}

else i#(label.e>uals(17ac/%1)){

Displa.etDispla(t'is).setCurrent(#%);

}else i#(label.e>uals(1&rd "orm1))

{

Displa.etDispla(t'is).setCurrent(#&);

2trinItem ms$!ne0 2trinItem(null,1?n+ame: 1@ tb+ame.et2trin());

2trinItem ms%!ne0 2trinItem(null,1?nInstitute: 1@

tbInstitute.et2trin());2trinItem ms&!ne0 2trinItem(null,1?n-'one +o: 1@

tb-'one.et2trin());

2trinItem msA!ne0 2trinItem(null,1?nMobile +o: [email protected]());

2trinItem msB!ne0 2trinItem(null,1?nCit: 1@ tbCit.et2trin());

#&.append(1Displa 3esult:1);#&.append(ms$);

#&.append(ms%);

#&.append(ms&);

#&.append(msA);


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#&.append(msB);

boolean pic/s ! ne0 boolean'obies.siEe();2trinItemmessae ! ne0 2trinItem'obies.siEe();

'obies.et2elected"las(pic/s);

2trinItem msF! ne0 2trinItem(null,1?n obies:1);#&.append(msF);

#or (int x ! 5; x Gpic/s.lent'; x@@)

{i# (pic/sx)

{

messaex ! ne0 2trinItem(11,1 1@'obies.et2trin(x));

#&.append(messaex);}

}

#&.delete('obiesIndex);

currentIndex ! ender.et2electedIndex();2trinItem messae$ ! ne0 2trinItem(1ender:

1,ender.et2trin(currentIndex));#&.append(messae$);

#&.delete(enderIndex);

2trinItem msH!ne0 2trinItem(null,1?nddress: 1@ tbrea.et2trin());#&.append(msH);

}

}

}classCanvasDemo extends Canvas

{

public Commander parent; publicint0idt','ei't;

publicCanvasDemo(Commander parent)

{t'is.parent!parent;

0idt'!etidt'();

'ei't!etei't();

Displa.etDispla(parent).setCurrent(t'is);}

public void paint(rap'ics )

{.setColor(5,%BB,5);

.#ill3ect(5,5,0idt','ei't);

}}

,%tp%t:


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PRACTICAL No. 9

-rite a program in J2ME to perform the simple calc%lator operations s%ch as

a A''ition

b .%btraction

c M%ltiplication

' i+ision

Co'e :

importjavax.microedition.midlet.*;

importjavax.microedition.lcdui.*;

public class Calc extends MIDlet implements CommandListener

{

Displa disp;ext"ield t#$,t#%,t#&;

"orm #orm;

Command add,sub,mul,div,mod,exit; public Calc()

{

disp!Displa.etDispla(t'is);#orm!ne0 "orm(1Jperation on t0o numbers1);

t#$!ne0 ext"ield(1"irstno.1,151,&5,ext"ield.+9);

t#%!ne0 ext"ield(12econdno.1,151,&5,ext"ield.+9);t#&!ne0 ext"ield(13esult1,151,&5,ext"ield.+9);

#orm.append(t#$);

#orm.append(t#%);#orm.append(t#&);

add!ne0 Command(1add1,Command.2C344+,$);sub!ne0 Command(1sub1,Command.2C344+,$);

mul!ne0 Command(1mul1,Command.2C344+,$);

div!ne0 Command(1div1,Command.2C344+,$);mod!ne0 Command(1mod1,Command.2C344+,$);

exit!ne0 Command(1exit1,Command.46I,$);

#orm.addCommand(add);#orm.addCommand(sub);

#orm.addCommand(mul);

#orm.addCommand(div);#orm.addCommand(mod);

#orm.addCommand(exit);


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#orm.setCommandListener(t'is);

}

public void startpp(){

disp.setCurrent(#orm);

} public void pausepp()

{

} public void destropp(boolean unconditional)

{

}

public void commandction(Command c,Displaable d){

i#(c!!add)

{

int a!Inteer.parseInt(t#$.et2trin());int b!Inteer.parseInt(t#%.et2trin());

int c$!a@b;t#&.set2trin(2trin.valueJ#(c$));

}

i#(c!!sub){

int a!Inteer.parseInt(t#$.et2trin());

int b!Inteer.parseInt(t#%.et2trin());

int c$!aKb;t#&.set2trin(2trin.valueJ#(c$));

}

i#(c!!mul){


int b!Inteer.parseInt(t#%.et2trin());int c$!a*b;

t#&.set2trin(2trin.valueJ#(c$));

}

i#(c!!div){


int b!Inteer.parseInt(t#%.et2trin());i#(b!!5)

t#&.set2trin(1Divisor cannot be Eero1);

else{

int c$!ab;


}


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}

i#(c!!mod)

{int a!Inteer.parseInt(t#$.et2trin());

int b!Inteer.parseInt(t#%.et2trin());

i#(b!!5)t#&.set2trin(1Divisor cant be Eero1);

else

{int c$!ab;


}

}i#(c!!exit)

{

destropp(#alse);

noti#Destroed();}

}

}

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PRACTICAL No. 10

-rite a program in J2ME to create a simple /%i0 which content ( to %estions an' also

'ispla* the score

Co'e:


importjavax.microedition.lcdui.*;importjava.lan.*;

public class NuiEDemo extends MIDlet implements CommandListener,Item2tateListener

{

private Displa disp;

private "orm #orm$,#orm%,#orm&,#ormA; private Command exit,next$,next%,next&,submit;

privateext7oxms;

private Item selection;

privateC'oiceroup radiobuttons,rdb%,rdb&,rdbA;2trinItem ms$,ms%,ms&,msA;

privateintde#aultIndex; privateintradio7uttonIndex;

int #la!$;

publicNuiEDemo()

{

disp!Displa.etDispla(t'is);

ms$!ne0 2trinItem(null,10'ic' #ollo0in cit is capital o# IndiaO1);radiobuttons!ne0 C'oiceroup(12elect our

ans0er1,C'oice.46CL


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rdbA.append(1peru1,null);

rdbA.append(13ome1,null);

rdbA.append(18airo1,null);rdbA.append(12dne1,null);

#orm$!ne0 "orm(1Nuestion $1);

#orm$.append(ms$);radio7uttonIndex!#orm$.append(radiobuttons);

#orm%!ne0 "orm(1Nuestion %1);

#orm%.append(ms%);radio7uttonIndex!#orm%.append(rdb%);

#orm&!ne0 "orm(1Nue2tion &1);

#orm&.append(ms&);

radio7uttonIndex!#orm&.append(rdb&);#ormA!ne0 "orm(1Nuestion A1);

#ormA.append(msA);

radio7uttonIndex!#ormA.append(rdbA);

exit!ne0 Command(14xit1,Command.46I,$);submit!ne0 Command(12ubmit1,Command.2C344+,$);

next$!ne0 Command(1+ext1,Command.2C344+,$);

next%!ne0 Command(1+ext1,Command.2C344+,$);

next&!ne0 Command(1+ext1,Command.2C344+,$);ms!ne0 ext7ox(1Messae1,1Conrats1,Q5,5);

#orm$.addCommand(next$);

#orm%.addCommand(next%);#orm&.addCommand(next&);

#ormA.addCommand(submit);

#ormA.addCommand(exit);

#orm$.setCommandListener(t'is);

#orm%.setCommandListener(t'is);#orm&.setCommandListener(t'is);

#ormA.setCommandListener(t'is);

#orm$.setItem2tateListener(t'is);#orm%.setItem2tateListener(t'is);

#orm&.setItem2tateListener(t'is);

#ormA.setItem2tateListener(t'is);}

public void startpp()

{disp.setCurrent(#orm$);

}

public void pausepp()

{


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}

public void destropp(boolean unconditional)

{}

public void item2tateC'aned(Item item){

i#(item!!radiobuttons)

{2trin

ans!(radiobuttons.et2trin(radiobuttons.et2electedIndex()));

i#(ans.e>uals(1Del'i1))

{#la@@;

}

}

i#(item!!rdb%){

2trin ans!(rdb%.et2trin(rdb%.et2electedIndex()));i#(ans.e>uals(1o/io1))

{

#la@@;}

}

i#(item!!rdb&)

{2trin ans!(rdb&.et2trin(rdb&.et2electedIndex()));

i#(ans.e>uals(1London1))

{#la@@;

}

}i#(item!!rdbA)

{

2trin ans!(rdbA.et2trin(rdbA.et2electedIndex()));

i#(ans.e>uals(1/airo1))

{

#la@@;}

}}

public void commandction(Command com, Displaable disp$)

{

i#(com!!next$)


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{

disp.setCurrent(#orm%);

}i#(com!!next%)

{

disp.setCurrent(#orm&);}

i#(com!!next&)

{disp.setCurrent(#ormA);

}

i#(com!!exit)

{destropp(#alse);

noti#Destroed();

}

i#(com!!submit){

2trinItem ms$!ne0 2trinItem(null,19ou 'ave Correct ns0er1@ #la);

#ormA.append(ms$);

}}

}

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PRACTICAL No. 11

-rite a program in J2ME to create a c%rrenc* con+erter an' also 'ispla* the

res%lt

Co'e :

importjavax.microedition.midlet.*;importjavax.microedition.lcdui.*;

public class currenc extends MIDlet implements CommandListener {

private Displa disp;

private "orm #;

privateext"ieldtb; privateext"ield tb$;

privateC'oiceroup c,c$;

private Command resul;

private Command ans; public currenc()

{tb!ne0 ext"ield(11,11,%5,ext"ield.+


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{

}

public void commandction(Command c, Displaable s){

int n,n$,res!5;

2trin res$;n!c$.et2electedIndex();

n$!Inteer.parseInt(tb.et2trin());

s0itc'(n){

case 5:

res!n$QB;

brea/;case $:

res!n$HB;

brea/;

case %: res!n$AQ;

brea/;case &:

res!n$*%;

brea/;}

res$!Inteer.to2trin(res);

2stem.out.println(1#irst!1@n$@1?nJperation

Index!1@n@1?n3esult!1@res);tb$.set2trin(res$);

}

}

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PRACTICAL No. 12

-rite a program in J2ME to generate a calen'ar

Co'e:importjavax.microedition.lcdui.*;

importjavax.microedition.midlet.MIDlet;

importjava.util.Date;importjava.util.imeRone;

public class CalenderMIDlet extends MIDlet{

private "orm #orm; private Displa displa;

privateDate"ieldcalender;

private static #inal int D4 ! 5;

publicCalenderMIDlet(){

calender ! ne0 Date"ield(1Date In:1, Date"ield.D4, imeRone.etimeRone(1M1)); }

public void startpp(){displa ! Displa.etDispla(t'is);

"orm #orm ! ne0 "orm(1Calender1);

#orm.append(calender);

displa.setCurrent(#orm); }

public void pausepp(){}

public void destropp(boolean destro){

noti#Destroed(); }

}


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,%tp%t:


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PRACTICAL No. 13

-rite a program in J2ME to 'emonstrate simple animation thro%gh snake mo+ement

Co'e:



public class M2na/e extends MIDlet implements CommandListener

{Dra02na/e ds;

Displa dis;

publicM2na/e(){

dis !Displa.etDispla(t'is);

ds!ne0 Dra02na/e();

} public void startpp()

{dis.setCurrent(ds);

}

public void commandction(Command c, Displaable d){}

public void pausepp()

{}

public void destropp(boolean unconditional){}

}

classDra02na/e extends Canvas implements 3unnable, CommandListener

{

intx,,dir;'read t';

Command >uit;

publicDra02na/e()

{x!5;

!5;

dir!5;>uit!ne0 Command(1Nuit1,Command.2C344+,$);

addCommand(>uit);

setCommandListener(t'is);t'!ne0 'read(t'is);

t'.start();

}

public void commandction(Command c,Displaable d)


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{

i#(c!!>uit)

{}}

public void /e-ressed(int cd)

{ s0itc'(etamection(cd))

{

caseCanvas.


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}

}

public void paint(rap'ics ){

.setColor(5x$"%"$");

.#ill3ect(x,,$5,$5);.dra02trin(1Milind 'orat1,%B,%B,rap'ics.J- S rap'ics.L4");

}

}

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PRACTICAL No. 14

-rite a program in J2ME to create a simple 'atabase application with an a''ress book

with the following operations:

a 3nsert

b eletec 4p'ate' 5etrie+e

Co'e:

import java.io.*;

importjava.util.*;



import javax.microedition.io.*;

public class M2NLConn extends MIDlet implements CommandListener

{

private 2trin username; private 2trin url!1'ttp:local'ost:Q5Q5jjetConnection1;

private Displa displa;

private Command exit!ne0 Command(146I1, Command.46I,$); private Command connect!ne0 Command(1Connect1, Command.2C344+,$);

private "orm menu; privateext"ield tb$;

privateext"ield tb%;

D7Conndb;

publicM2NLConn() t'ro0s 4xception

{

displa!Displa.etDispla(t'is);}

public void startpp()

{displaMenu();

}

public void displaMenu()

{menu!ne0 "orm(1Connect1);

tb$!ne0 ext"ield(1-lease input username:1,11,&5,ext"ield.+9);

tb%!ne0 ext"ield(1-lease input pass0ord:1,11,&5,ext"ield.-22J3D);menu.append(tb$);

menu.append(tb%);

menu.addCommand(exit);menu.addCommand(connect);


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menu.setCommandListener(t'is);

displa.setCurrent(menu);

} public void pausepp()

{}

public void destropp(boolean unconditional){}

public void commandction(Command command,Displaable screen){

i#(command!!exit)

{

destropp(#alse);noti#Destroed();

}

else i#(command!!connect)

{ db!ne0 D7Conn(t'is);

db.start();db.connectDb(tb$.et2trin(),tb%.et2trin());

}

} public class D7Conn implements 3unnable

{

M2NLConnmidlet;

private Displa displa;2trin db;

2trin user;

2trin p0d; publicD7Conn(M2NLConnmidlet)

{

t'is.midlet!midlet;displa!Displa.etDispla(midlet);

}

public void start()

{'read t!ne0 'read(t'is);

t.start();

} public void run()

{

2trin7u##ersb!ne0 2trin7u##er();tr

{

ttpConnection c!(ttpConnection) Connector.open(url);


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importjavax.servlet.*;

importjavax.servlet.'ttp.*;

import java.s>l.*;

public class etConnection extends ttp2ervlet

{ Connection conn;

public void do-ost(ttp2ervlet3e>uest re>uest, ttp2ervlet3esponse response)

t'ro0s2ervlet4xception, IJ4xception{

response.setContentpe(1text'tml1);

-rintriter out!response.etriter();DataInput2tream in!ne0

DataInput2tream((Input2tream)re>uest.etInput2tream());

2trin user!in.read


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{

do-ost(re>uest,response);

}}

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FINAL W.T Shree Ram College

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Transcript of FINAL W.T Shree Ram College