Presenj2me

8/22/2019 Presenj2me

1/28

PENGENALAN

J2ME

(Java Application for Mobile Device)

Windu Gata, SKom. Universitas Budi Luhur

"God gives u tools.. it is depends to you how deep you want to dig...

that is why I always wanted to dig deeper and deeper...

bcos I was so blessed with all the tools He had given me..."

(by. Siskaovianty)


2/28

Handphone & Fungsinya

Alat Komunikasi (Mobile Phone) Menjadi Life Style Pada

Kehidupan Modern

SMS (Short Messaging Service /Pesan Pendek)

MMS (Multi Media Messaging)

Internet (HTTP & WAP)

Tukar Menukar File InfraRed

BlueTooth

Audio Video

Dan Lain - Lain


3/28

Apa Itu J2ME

Java 2 Micro Edition (J2ME)

adalah program yang

disediakan oleh SUN

Microsystem untuk

menjawab kebutuhan olehpengembang program,

khususnya pengembang

program untuk alat-alat

terbatas seperti Handphone,

PDA dan lain-lain.

http://www.sun.com


4/28

Media Mobile

Contoh : Internet TV, Nokia

Communicator dan Car Television

Contoh : Handphone (Nokia,

Samsung, Palm, dan lain-lain),PDA, Pocket PC dan two way

pager.

Prosesor : 32 BitProsesor : 16 Bit atau 32 Bit

Digunakan pada perangkat handhelddengan ukuran memori minimal 2

Mbytes

Digunakan pada perangkat handhelddengan ukuran memori terbatas

(160-512 Kbytes)

JVM yang dikenal dengan nama CVMJVM yang digunakan dikenal dengan

nama KVM

Mengimplementasikan seluruh fitur

pada J2SE

Mengimplitasikan subset dari J2SE

CDCCLDC


5/28

Kenapa J2ME ?

Moto JAVA

PROGRAMMING, Write

Once Use Everywhere

Dengan Menggunakan

Program J2ME Dapat

Digunakan Disemua

Handphone.


6/28

Bagaimana Cara Membuat Program Pada

J2ME


7/28


J2ME


8/28


J2ME


9/28


J2ME

Unduh Sun J2SDK pada

Website

http://java.sun.com/j2se/do

wnloads/dan lakukan

Instalasi

Unduh Sun Java Wireless

Toolkit Pada Web Site

http://java.sun.com/products

/j2mewtoolkit/


10/28

Versi Sun Java Wireless Toolkit

J2ME Wireless Toolkit 1.0.4 J2ME Wireless Toolkit 2.0_01

J2ME Wireless Toolkit 2.1 J2ME Wireless Toolkit 2.2Connected Limited Device Configuration (CLDC) 1.1 (JSR 139)

Mobile Information Device Profile (MIDP) 2.0 (JSR 118)

Java Technology for the Wireless Industry (JTWI) 1.0 (JSR 185)

Wireless Messaging API (WMA) 2.0 (JSR 205)Mobile Media API (MMAPI) 1.1 (JSR 135)

PDA Optional Packages for the J2ME Platform (JSR 75)

Java APIs for Bluetooth (JSR 82)

J2ME Web Services Specification (JSR 172)

Mobile 3D Graphics API for J2ME (JSR 184)

Connected Limited Device Configuration (CLDC), version 1.1 (JSR-039)

Mobile Information Device Profile 2.0, (JSR-118)

J2ME Web Services version 1.0, (JSR-172)Wireless Messaging APIs version 1.1, (JSR-120)

Mobile Media APIs version 1.1, (JSR-135)

Support forMIDP 2.0

Support forWMA

Support forMMAPI

Solaris and Linux versions

Additional development features:

Integrated Over The Air emulation

Midlet Signing

WMA Emulation features for SMS and CBS messages

New skins for QWERTY and Media devices

Certificate management

Push Registry emulationMonitoring for all protocols (HTTP(S), Socket, datagram, Comm,

SSL, SMS/CBS)

Compile and Runtime selection of API extensions (WMA, MMAPI)

New demo applications

Support for the ProGuard obfuscator

Canvas (Graphics 2 D)

Form (textbox, choice, radiobutton, button, gauge, List, dll)

Http


11/28

Membuat Program HelloWorld

Bukalah Aplikasi Wireless Toolkit

Buatlah Project Baru

Direktori

HelloMIDlet.java


12/28

Membuat Program HelloWorld

Buat Program HelloMidlet.java Disimpan Pada Direktori c:\WTK\apps\HelloWorld

import javax.microedition.lcdui.*;

import javax.microedition.midlet.*;

public class HelloMIDlet extends MIDlet implements CommandListener {

private Form mMainForm;

public HelloMIDlet(){

mMainForm = new Form("Hello World");

mMainForm.append(new StringItem(null, "Hello Teman Teman Budiluhur"));

mMainForm.addCommand(new Command("Exit", Command.EXIT,0));

mMainForm.setCommandListener(this);

}

public void startApp() {

Display.getDisplay(this).setCurrent(mMainForm);

}

public void pauseApp() {}

public void destroyApp(boolean unconditional){}

public void commandAction(Command c, Displayable s) {

notifyDestroyed();}

}


13/28

Hasil Pembuatan Program HelloWorld

BUILD RUN


14/28

Membentuk Paket HelloWorld.jar &

HelloWorld.jad

RS232

BLUETOOTHIRDA


15/28

J2ME & Grafik 2 Dimport javax.microedition.lcdui.*;


class canvasBendera extends Canvas {

public void paint(Graphics g) {g.setColor(0,0,0);

g.drawRect(0,0,getWidth()-1, getHeight()/2);

g.setColor(255,0,0);

g.fillRect(1,1, getWidth()-1, getHeight()/4);

g.setColor(255,255,255);

g.fillRect(1, getHeight()/4, getWidth()-1,getHeight()/4);


g.drawString("Indonesia Merdeka", getWidth()/2 ,

getHeight()/2 + 10, g.TOP | g.HCENTER);


g.drawString("17 Agustus 1945", getWidth()/2 ,

getHeight()/2 + 20, g.TOP | g.HCENTER);}

}

public class bendera extends MIDlet {

private Display display;

public bendera() {}


display = Display.getDisplay(this);

Canvas canvas = new canvasBendera();

display.setCurrent(canvas);

}

public void pauseApp () {}

public void destroyApp (boolean unconditional) {}

}


16/28

J2ME & INTERNET (HTTP)

INTERNET

GPRS

WEB APLICATION SERVER


17/28

J2ME & INTERNET (HTTP)import java.io.*;

import javax.microedition.io.*;

import javax.microedition.lcdui.*;


public class beritaantara extends MIDlet {

private Display display;

String url =

"http://wap.antara.net.id:2002/testing/tampilakhir.php";

public beritaantara() {

display = Display.getDisplay(this);

}


try {

getViaStreamConnection(url);} catch (IOException e) {

//Handle Exceptions any other way you like.

System.out.println("IOException " + e);

e.printStackTrace();

}

}

public void pauseApp() {}

public void destroyApp(boolean unconditional) {}

/**

* read url via stream connection

*/

void getViaStreamConnection(String url) throws IOException {StreamConnection c = null;

InputStream s = null;

StringBuffer b = new StringBuffer();

Form t = new Form("Berita Antara Terakhir");

try {

c = ( StreamConnection)Connector.open(url);

s = c.openInputStream();

int ch;

while((ch = s.read()) != -1) {

b.append((char) ch);

}

System.out.println(b.toString());t.append(b.toString());

} finally {

if(s != null) {

s.close();

}

if(c != null) {

c.close();

}

}

display.setCurrent(t);

}}


18/28

J2ME & INTERNET (HTTP)


19/28

J2ME & TELNET,SSH VIA INTERNET

http://www.xk72.com/midssh

http://www.mutelnet.com

http://j2me.ngphone.com/opensource/ssh.htm

INTERNET

GPRS

SERVER


20/28

J2ME, Form dan Record Manajemen

System

javax.microedition.rms.*

non-volatile(data tidak akan hilang ketika Handphone dimatikan)

Record

ManagemenSystem

Array of Bytes3

Array of Bytes2

Array of Bytes1

DataRecordID


21/28

APLIKASI MAHASISWA - J2ME, Form

dan Record Manajemen System

Dibuat Oleh Gerry Geraldi Untuk Mata Kuliah Bahasa Pemrograman 4

1

KampuzJurusanSertifikatNamaNim

Data

RecordID

RecStore

dbMhs

CtrlMahasiswa

EntryMhs EditMhs DeleteMhs SearchMhs

NimNama

Sertifikat

Jurusan

Kampuz

CtrlMahasiswa.java

bukaRS()tutupRS()

writeRecord() dll

EntryMahasiswa.javaEditMahasiswa.java

DeleteMahasiswa.java

SearchMahasiswa.java

GambarCover.java // untuk menampilkan Gambar pada Cover MIDletAbout.java // menampilkan About dari Programmer dari class Canvas.


22/28

APLIKASI MAHASISWA - J2ME, Form

dan Record Manajemen System


23/28

J2ME & SMS ( Short Messaging Service)

Pengirim Penerima

SMS Center(Store and Forward)


24/28

Tentang SMS

Dikembangkan dan

distandarisasi oleh European

Telecommunication Standard

Institute(ETSI)

Umumnya pesan SMS berupa

mode PDU (Protocol DataUnit) yaitu format pesan dalam

bentuk bilanganbilangan

heksadesimal.


25/28

JAVA GUI & SMS


26/28

J2ME & SMS


27/28

J2ME & SMS (WMA Wireless Messaging API)


28/28

J2ME & PALM OS

www.palm.com

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