Aplikasi Portal Akademik Mobile Berbasis Android

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LISTING PROGRAM

Login.java

package portal.akademik;

import android.app.Activity;

import android.content.Intent;

import android.os.Bundle;

import android.widget.EditText;

import android.widget.Toast;

import android.view.View;

import android.view.Window;

import android.view.WindowManager;

import android.view.View.OnClickListener;

import android.widget.Button;

import java.util.ArrayList;

import org.apache.http.NameValuePair;

import org.apache.http.message.BasicNameValuePair;

import portal.akademik.CustomHttpClient;

publicclass Login extends Activity{

EditText nim, pass; Button masuk, keluar;

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publicvoid onCreate(Bundle savedInstanceState) {

super.onCreate(savedInstanceState);

requestWindowFeature(Window.FEATURE_NO_TITLE);

getWindow().setFlags(WindowManager.LayoutParams.FLAG_FULLSCREEN, WindowManager.LayoutParams.FLAG_FULLSCREEN);

setContentView(R.layout.main);

nim = (EditText) findViewById(R.id.login_nim); pass = (EditText) findViewById(R.id.login_pass);

masuk = (Button) findViewById(R.id.masuk); keluar = (Button) findViewById(R.id.keluar);

//daftarkan event onClick pada (Button) masuk

masuk.setOnClickListener(new View.OnClickListener(){

@Override

publicvoid onClick(View v) {

ArrayList<NameValuePair> postParameters = new

ArrayList<NameValuePair>();

postParameters.add(new BasicNameValuePair("nim", nim.getText().toString())); postParameters.add(new BasicNameValuePair("pass", pass.getText().toString()));

String response = null;

try {

response =

CustomHttpClient.executeHttpPost("http://10.0.2.2/ta/Login_portal.php", postParameters); String res = response.toString();

res = res.trim();

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if(res.equals("1")) {

Toast.makeText(getBaseContext(), "Berhasil Login.", Toast.LENGTH_SHORT).show(); //tampilkan

Intent intent = null;

intent = new Intent(Login.this, Khs.class); startActivity(intent);

//menyimpan value nim pada method setNim di kelas SessionLogin

SessionLogin.setNim(nim.getText().toString());

}else {

Toast.makeText(getBaseContext(), "Gagal Login. Coba Lagi.", Toast.LENGTH_SHORT).show();//gagal

}

}catch (Exception e){ e.printStackTrace(); }

}

});

keluar.setOnClickListener(new OnClickListener(){

publicvoid onClick(View v){ nim.setText(""); pass.setText(""); }

});

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Khs.java

import java.util.List;

import android.content.Intent;

import android.view.View;

import android.widget.AdapterView;

import android.widget.AdapterView.OnItemSelectedListener;

import android.widget.ArrayAdapter;

import android.widget.Button;

import android.widget.RadioButton;

import android.widget.RadioGroup;

import android.widget.Spinner;

publicclass Khs extends Activity{

public Spinner spinSemester;

public RadioButton ganjil, genap;

public Button tampil;

publicvoid onCreate(Bundle savedInstanceState){

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setContentView(R.layout.showdata);

// SPINNER UNTUK TAHUN AKADEMIK

spinSemester = (Spinner) findViewById(R.id.spinner1);

List<String> spinner = new ArrayList<String>();

spinner.add("2011"); spinner.add("2012"); spinner.add("2013"); spinner.add("2014");

ArrayAdapter<String> spinSem = new ArrayAdapter<String>(this, android.R.layout.simple_spinner_item, spinner);

spinSem.setDropDownViewResource(android.R.layout.simple_spinner_dropdown_it em);

spinSemester.setAdapter(spinSem);

spinSemester.setOnItemSelectedListener(new OnItemSelectedListener(){

@Override

publicvoid onItemSelected(AdapterView<?> parent, View view,

int position, long id) {

Semester.setTahun(spinSemester.getSelectedItem().toString()); }

@Override

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} });

// RADIOBUTTON UNTUK SEMESTER

ganjil = (RadioButton) findViewById(R.id.ganjil); genap = (RadioButton) findViewById(R.id.genap);

ganjil.setOnClickListener(new RadioGroup.OnClickListener(){

Semester.setSemester(ganjil.getText().toString());

} });

genap.setOnClickListener(new RadioGroup.OnClickListener(){

Semester.setSemester(genap.getText().toString());

} });

tampil = (Button) findViewById(R.id.tampilkan);

tampil.setOnClickListener(new View.OnClickListener(){

@Override

publicvoid onClick(View v) { Intent intent = null;

intent = new Intent(Khs.this, InformasiHasilStudi.class); startActivity(intent);

}

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}

InformasiHasilStudi.java

import java.io.BufferedReader;

import java.io.IOException;

import java.io.InputStream;

import java.io.InputStreamReader;

import org.apache.http.HttpEntity;

import org.apache.http.HttpResponse;

import org.apache.http.client.ClientProtocolException;

import org.apache.http.client.HttpClient;

import org.apache.http.client.entity.UrlEncodedFormEntity;

import org.apache.http.client.methods.HttpPost;

import org.apache.http.impl.client.DefaultHttpClient;

import org.json.JSONArray;

import org.json.JSONException;

import org.json.JSONObject;

import android.util.Log;

import android.widget.TextView;

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publicclass InformasiHasilStudi extends Activity{ String nimAndroid = SessionLogin.getNim(); String semAndroid = Semester.getSemester(); String thnAndroid = Semester.getTahun();

TextView kode, nm_mk, sks, nilai, nim, totalsks, ip, ipk;

TextView sem, thn;

publicvoid onCreate(Bundle savedInstanceState){

requestWindowFeature(Window.FEATURE_NO_TITLE);

setContentView(R.layout.tampil_nilai2);

nim = (TextView) findViewById(R.id.nimAndroid); sem = (TextView) findViewById(R.id.semester); thn = (TextView) findViewById(R.id.tahun);

kode = (TextView) findViewById(R.id.kode); nm_mk = (TextView) findViewById(R.id.nm_mk); sks = (TextView) findViewById(R.id.sks);

nilai = (TextView) findViewById(R.id.nilai);

totalsks = (TextView) findViewById(R.id.totalsks); ip = (TextView) findViewById(R.id.ip);

tampil(); }

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nim.setText(nimAndroid); sem.setText(semAndroid); thn.setText(thnAndroid);

String url =

"http://10.0.2.2/ta/tampil_nilai.php?nim="+nimAndroid.toString()+"&thnakademik="+thnAn droid.toString()+"&semester="+semAndroid.toString();

HttpClient httpClient = new DefaultHttpClient(); HttpPost httpPost = new HttpPost(url.trim());

ArrayList<NameValuePair> param = new ArrayList<NameValuePair>();

try{

httpPost.setEntity(new UrlEncodedFormEntity(param));

HttpResponse httpResponse = httpClient.execute(httpPost); HttpEntity httpEntity = httpResponse.getEntity();

InputStream in = httpEntity.getContent();

BufferedReader read = new BufferedReader(new InputStreamReader(in));

String content = ""; String line = "";

while((line = read.readLine())!=null){ content += line;

}

Log.d("ADBUG", "content: " + content);

//JSON

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//ingat inisialisasi //double totalNilai = 0;

int totalsSks = 0; double bobot = 0; double skor;

double totalSkor = 0; double IP = 0;

try {

JSONArray jArr = new JSONArray(content);

String KODE = ""; String NM_MK = ""; String SKS = ""; String NILAI = "";

for(int i=0;i<jArr.length();i++){

JSONObject jObj = jArr.getJSONObject(i);

//Mengambil value dari setiap field tabel di database String Kode = jObj.getString("kodemk");

String Nm_Mk = jObj.getString("namamk"); String Sks = jObj.getString("sks");

String Nilai = jObj.getString("nilai");

if(jObj.getString("nilai").equals("A")) {

bobot=4; }

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} }

SessionLogin.java

publicclass SessionLogin {

static String nim; static String pass;

publicstatic String getPassword() { returnpass;

}

publicstaticvoid setPassword(String p) { pass = p;

}

publicstatic String getNim() { returnnim;

}

publicstaticvoid setNim(String u) { nim = u;

} }

Semester.java

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static String semester;

static String tahun;

publicstatic String getSemester(){ returnsemester;

}

publicstaticvoid setSemester(String s){ semester = s;

}

publicstatic String getTahun(){ returntahun;

}

publicstaticvoid setTahun(String t){ tahun = t;

} }

ClientToServer.java

package portal.akademik;

import java.io.BufferedReader; import java.io.InputStreamReader; import java.net.URI;

import java.util.ArrayList;

import org.apache.http.HttpResponse; import org.apache.http.NameValuePair; import org.apache.http.client.HttpClient;

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import org.apache.http.client.methods.HttpPost;

import org.apache.http.conn.params.ConnManagerParams; import org.apache.http.impl.client.DefaultHttpClient; import org.apache.http.params.HttpConnectionParams; import org.apache.http.params.HttpParams;

public class ClientToServer {

public static final int HTTP_TIMEOUT = 30 * 1000; private static HttpClient client;

private static HttpClient getHttpClient() { if (client == null) {

client = new DefaultHttpClient();

final HttpParams parameterHttp = client.getParams();

HttpConnectionParams.setConnectionTimeout(parameterHttp, HTTP_TIMEOUT);

ConnManagerParams.setTimeout(parameterHttp, HTTP_TIMEOUT); }

return client; }

public static String eksekusiHttpPost(String url,

ArrayList<NameValuePair> postParameter) throws Exception { BufferedReader in = null;

try {

HttpClient klien = getHttpClient(); HttpPost req = new HttpPost(url);

UrlEncodedFormEntity formEntity = new UrlEncodedFormEntity( postParameter);

req.setEntity(formEntity);

HttpResponse jawaban = klien.execute(req);

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StringBuffer sb = new StringBuffer(""); String line = "";

String NL = System.getProperty("line.separator"); while ((line = in.readLine()) != null) {

sb.append(line + NL); }

in.close();

String hasil = sb.toString(); return hasil;

} finally {

if (in != null) { in.close(); }

} }

public static String eksekusiHttpGet(String url) throws Exception { BufferedReader in = null;

try {

HttpClient hc = getHttpClient(); HttpGet req = new HttpGet(); req.setURI(new URI(url));

HttpResponse resp = hc.execute(req);

in = new BufferedReader(new InputStreamReader(resp.getEntity() .getContent()));

StringBuffer sb = new StringBuffer(""); String line = "";

String NL = System.getProperty("line.separator"); while ((line = in.readLine()) != null) {

in.close();

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return hasil; } finally {

if (in != null) { in.close(); }

} }

}

CustomHttpClient.java

import java.io.BufferedReader;

import java.io.IOException;

import java.io.InputStreamReader;

import java.net.URI;

import org.apache.http.HttpResponse;

import org.apache.http.client.HttpClient;

import org.apache.http.client.entity.UrlEncodedFormEntity;

import org.apache.http.client.methods.HttpGet;

import org.apache.http.client.methods.HttpPost;

import org.apache.http.conn.params.ConnManagerParams;

import org.apache.http.impl.client.DefaultHttpClient;

import org.apache.http.params.HttpConnectionParams;

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publicclass CustomHttpClient {

/** The time it takes for our client to timeout */

publicstaticfinalintHTTP_TIMEOUT = 30 * 1000 ; // milliseconds

/** Single instance of our HttpClient */ privatestatic HttpClient mHttpClient;

/**

* Get our single instance of our HttpClient object.

* @return an HttpClient object with connection parameters set */

privatestatic HttpClient getHttpClient() { if (mHttpClient == null) {

mHttpClient = new DefaultHttpClient();

final HttpParams params = mHttpClient.getParams();

HttpConnectionParams.setConnectionTimeout(params, HTTP_TIMEOUT); HttpConnectionParams.setSoTimeout(params, HTTP_TIMEOUT);

ConnManagerParams.setTimeout(params, HTTP_TIMEOUT); }

returnmHttpClient; }

/**

* Performs an HTTP Post request to the specified url with the * specified parameters.

*

* @param url The web address to post the request to

* @param postParameters The parameters to send via the request * @return The result of the request

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public static String executeHttpPost(String url, ArrayList<NameValuePair> postParameters) throws Exception {

BufferedReader in = null; try {

HttpClient client = getHttpClient(); HttpPost request = new HttpPost(url);

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* @param url The web address to post the request to * @return The result of the request

* @throws Exception */

publicstatic String executeHttpGet(String url) throws Exception { BufferedReader in = null;

try {

HttpClient client = getHttpClient(); HttpGet request = new HttpGet(); request.setURI(new URI(url));

HttpResponse response = client.execute(request);

in = new BufferedReader(new

InputStreamReader(response.getEntity().getContent()));

StringBuffer sb = new StringBuffer(""); String line = "";

String NL = System.getProperty("line.separator"); while ((line = in.readLine()) != null) {

in.close();

String result = sb.toString(); return result;

} finally {

if (in != null) { try {

in.close();

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} } } }

main.xml (Login.java)

<?xml version="1.0" encoding="utf-8"?> <LinearLayout

xmlns:android="http://schemas.android.com/apk/res/android" android:layout_width="fill_parent"

android:layout_height="fill_parent" android:orientation="vertical"> <ImageView

android:layout_width="match_parent" android:id="@+id/image"

android:src="@drawable/mipa"

android:layout_height="wrap_content" android:paddingTop="10dip"

android:paddingBottom="10dip"> </ImageView>

<TextView

android:id="@+id/textView1"

android:text="APLIKASI INFORMASI HASIL STUDI" android:textStyle="bold"

android:textSize="16sp"

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<TextView

android:id="@+id/textView2"

android:text="D-III TEKNIK INFORMATIKA" android:textStyle="bold"

android:textSize="16sp"

android:layout_gravity="center" android:layout_width="wrap_content" android:layout_height="wrap_content" android:paddingBottom="20dip"/> <ScrollView

android:layout_width="fill_parent" android:layout_height="fill_parent">

<LinearLayout

android:layout_width="fill_parent" android:layout_height="fill_parent" android:orientation="vertical">

<TextView

android:layout_width="wrap_content" android:layout_height="wrap_content" android:text="N I M"

android:textStyle="bold"/>

<EditText

android:id="@+id/login_nim"

android:layout_height="wrap_content" android:layout_width="fill_parent"> </EditText>

<TextView

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android:layout_width="wrap_content" android:layout_height="wrap_content"> </TextView>

<EditText

android:id="@+id/login_pass"

android:layout_height="wrap_content" android:layout_width="fill_parent" android:inputType="textPassword"> </EditText>

<Button

android:layout_width="fill_parent" android:layout_height="fill_parent" android:text="LOGIN"

android:textStyle="bold" android:id="@+id/masuk" android:onClick="loginHandler" android:layout_gravity="center"/>

<Button

android:layout_width="fill_parent" android:layout_height="fill_parent" android:text="RESET"

android:textStyle="bold" android:id="@+id/keluar" android:onClick="exitHandler" android:layout_gravity="center"/>

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showdata.xml (Khs.java)

android:layout_height="fill_parent" android:orientation="vertical"

android:layout_gravity="center">

<RadioGroup

android:id="@+id/radioGroup" android:layout_width="fill_parent" android:layout_height="wrap_content" android:orientation="vertical">

<RadioButton

android:id="@+id/ganjil" android:text="ganjil"

android:layout_width="match_parent" android:layout_height="wrap_content"/> <RadioButton

android:id="@+id/genap" android:text="genap"

android:layout_width="match_parent" android:layout_height="wrap_content"/> </RadioGroup>

<Spinner

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android:layout_height="wrap_content" android:layout_width="wrap_content" android:layout_marginTop="2dp"/>

<LinearLayout

android:layout_height="fill_parent" android:orientation="vertical"

android:layout_gravity="center"> <Button

android:text="Tampilkan" android:id="@+id/tampilkan"

android:layout_width="wrap_content" android:layout_height="wrap_content"/> </LinearLayout>

</LinearLayout>

tampil_nilai.xml (InformasiHasilStudi.java)

xmlns:android="http://schemas.android.com/apk/res/android" android:layout_height="fill_parent"

android:layout_width="fill_parent" android:padding="15dip"

android:orientation="vertical"> <LinearLayout

android:orientation="vertical"

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android:text="MATAKULIAH" android:textSize="14sp" android:textStyle="bold" android:gravity="center"/>

<TextView

android:text="NILAI" android:textSize="14sp" android:textStyle="bold" android:gravity="center"/> </TableRow>

<LinearLayout

android:orientation="horizontal" android:layout_height="fill_parent" android:layout_width="fill_parent" android:layout_gravity="center" >

<TextView

android:id="@+id/kodemk" android:textSize="12sp" android:textStyle="italic" android:gravity="center"

android:layout_height="wrap_content" android:layout_width="wrap_content"/> <TextView

android:id="@+id/namamk" android:textSize="12sp" android:textStyle="italic" android:gravity="center"

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<TextView

android:text="@+id/nilai2" android:textSize="12sp" android:textStyle="italic" android:gravity="center"

android:layout_height="wrap_content" android:layout_width="wrap_content"/>

</LinearLayout> </TableLayout>

</LinearLayout> </LinearLayout>

login_portal.php

<?php

$nim=$_POST['nim']; $pass=trim($_POST['pass']);

mysql_connect("localhost","root",""); mysql_select_db("portal");

$query = "SELECT * FROM login WHERE nim = '$nim' AND pass = $pass'";

$result = mysql_query($query) or die("Unable to verify user because : " . mysql_error());

if(mysql_num_rows($result) == 1){ echo 1;

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else {

// print status message echo 0;

}

?>

tampil_nilai.php

<?php

mysql_connect("localhost","root",""); mysql_select_db("portal");

$nimAndroid = $_GET['nim']; $semAndroid = $_GET['semester']; $thnAndroid = $_GET['thnakademik'];

$sqlString = "SELECT data_ip2.kodemk, data_ip2.namamk, data_ip2.sks, data_ip2.nilai FROM data_ip2 WHERE data_ip2.thnakademik ='$thnAndroid' AND data_ip2.semester = '" . $semAndroid . "' AND data_ip2.nim ='$nimAndroid'";

$rs = mysql_query($sqlString);

if($rs){

while($objRs = mysql_fetch_assoc($rs)){ $output[] = $objRs;

}

echo json_encode($output); }

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KEMENTERIAN PENDIDIKAN NASIONAL

UNIVERSITAS SUMATERA UTARA

FAKULTAS MATEMATIKA DAN ILMU PENGETAHUAN ALAM (FMIPA) JL. BIOTEKNOLOGI NO. 1 KAMPUS USU Telp. (061) 8214290

MEDAN – 20155, EMAIL : [email protected]

KARTU BIMBINGAN TUGAS AKHIR MAHASISWA

Nama Mahasiswa : Evalyna Christie S

Nomor Stambuk : 092406170

Judul Tugas Akhir : Aplikasi Portal Akademik Mobile Berbasis Android Dosen Pembimbing 1 : Partano Siagian M.Sc

Tanggal Mulai Bimbingan : Tanggal Selesai Bimbingan :

No

 Kartu ini harap dikembalikan kejurusan Matematika Bila Bimbingan Mahasiswa telah Selesai

Diketahui Disetujui

Ketua Jurusan Matematika Pembimbing Utama/ Penanggung Jawab

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SURAT KETERANGAN

Hasil Uji Program Tugas Akhir

Yang bertanda tangan dibawah ini, menerangkan bahwa Tugas Akhir Mahasiswa Program D-III Teknik Informatika :

Nama : EVALYNA CHRISTIE S

Nomor Induk Mahasiswa : 092406170

Program Studi : D-III TEKNIK INFORMATIKA

Judul Tugas Akhir : APLIKASI PORTAL AKADEMIK MOBILE BERBASIS ANDROID

Telah melaksanakan tes program Tugas Akhir dari mahasiswa tersebut yang dilaksanakan pada tanggal 01 Juni 2012.

Dengan Hasil : Sukses / Gagal

Demikian diterangkan untuk digunakan melengkapi syarat pendaftaran Ujian Meja Hijau Tugas Akhir Mahasiswa yang bersangkutan di Departemen Matematika FMIPA USU Medan.

Medan, 01 Juni 2012 Dosen Pembimbing