solve some issues on github,refine code

src/com/netease/qa/emmagee/activity/MainPageActivity.java

@@ -26,8 +26,11 @@ import java.util.List;
 import android.app.Activity;
 import android.app.AlertDialog;
 import android.app.Dialog;
+import android.content.BroadcastReceiver;
+import android.content.Context;
 import android.content.DialogInterface;
 import android.content.Intent;
+import android.content.IntentFilter;
 import android.os.Bundle;
 import android.util.Log;
 import android.view.KeyEvent;
@@ -55,7 +58,7 @@ import com.netease.qa.emmagee.R;
 
 /**
  * Main Page of Emmagee
- *
+ * 
  */
 public class MainPageActivity extends Activity {
 
@@ -69,10 +72,11 @@ public class MainPageActivity extends Activity {
 	private Intent monitorService;
 	private ListView lstViProgramme;
 	private Button btnTest;
-	private boolean isTesting = true;
 	private boolean isRadioChecked = false;
 	private int pid, uid;
 	private String processName, packageName, settingTempFile;
+	private boolean isServiceStop = false;
+	private UpdateReceiver receiver;
 
 	@Override
 	public void onCreate(Bundle savedInstanceState) {
@@ -86,19 +90,24 @@ public class MainPageActivity extends Activity {
 		processInfo = new ProcessInfo();
 		lstViProgramme = (ListView) findViewById(R.id.processList);
 		btnTest = (Button) findViewById(R.id.test);
-		lstViProgramme.setAdapter(new ListAdapter());
 		btnTest.setOnClickListener(new OnClickListener() {
 			@Override
 			public void onClick(View v) {
 				monitorService = new Intent();
 				monitorService.setClass(MainPageActivity.this,
 						EmmageeService.class);
-				if (isTesting) {
+				if ("开始测试".equals(btnTest.getText().toString())) {
 					if (isRadioChecked) {
 						Intent intent = getPackageManager()
 								.getLaunchIntentForPackage(packageName);
 						Log.d(LOG_TAG, packageName);
-						startActivity(intent);
+						try {
+							startActivity(intent);
+						} catch (NullPointerException e) {
+							Toast.makeText(MainPageActivity.this, "该程序无法启动",
+									Toast.LENGTH_LONG).show();
+							return;
+						}
 						waitForAppStart(packageName);
 						monitorService.putExtra("processName", processName);
 						monitorService.putExtra("pid", pid);
@@ -108,14 +117,12 @@ public class MainPageActivity extends Activity {
 								settingTempFile);
 						startService(monitorService);
 						btnTest.setText("停止测试");
-						isTesting = false;
 					} else {
 						Toast.makeText(MainPageActivity.this, "请选择需要测试的应用程序",
 								Toast.LENGTH_LONG).show();
 					}
 				} else {
 					btnTest.setText("开始测试");
-					isTesting = true;
 					Toast.makeText(MainPageActivity.this,
 							"测试结果文件：" + EmmageeService.resultFilePath,
 							Toast.LENGTH_LONG).show();
@@ -125,6 +132,36 @@ public class MainPageActivity extends Activity {
 		});
 	}
 
+	public class UpdateReceiver extends BroadcastReceiver {
+
+		@Override
+		public void onReceive(Context context, Intent intent) {
+			isServiceStop = intent.getExtras().getBoolean("isServiceStop");
+			if (isServiceStop) {
+				btnTest.setText("开始测试");
+			}
+		}
+	}
+
+	protected void onStart() {
+		Log.d(LOG_TAG, "onStart");
+		receiver = new UpdateReceiver();
+		IntentFilter filter = new IntentFilter();
+		filter.addAction("com.netease.action.emmageeService");
+		this.registerReceiver(receiver, filter);
+		super.onStart();
+	}
+
+	@Override
+	public void onResume() {
+		super.onResume();
+		Log.d(LOG_TAG, "onResume");
+		if (EmmageeService.isStop) {
+			btnTest.setText("开始测试");
+		}
+		lstViProgramme.setAdapter(new ListAdapter());
+	}
+
 	/**
 	 * create new file to reserve setting data.
 	 */
@@ -192,7 +229,7 @@ public class MainPageActivity extends Activity {
 
 	/**
 	 * set menu options,including cancel and setting options.
-	 *
+	 * 
 	 * @return true
 	 */
 	public boolean onCreateOptionsMenu(Menu menu) {
@@ -205,7 +242,7 @@ public class MainPageActivity extends Activity {
 
 	/**
 	 * trigger menu options.
-	 *
+	 * 
 	 * @return false
 	 */
 	public boolean onOptionsItemSelected(MenuItem item) {
@@ -227,7 +264,7 @@ public class MainPageActivity extends Activity {
 
 	/**
 	 * create a dialog.
-	 *
+	 * 
 	 * @return a dialog
 	 */
 	protected Dialog onCreateDialog(int id) {
@@ -258,7 +295,7 @@ public class MainPageActivity extends Activity {
 
 	/**
 	 * customizing adapter.
-	 *
+	 * 
 	 */
 	private class ListAdapter extends BaseAdapter {
 		List<Programe> programe;
@@ -343,6 +380,11 @@ public class MainPageActivity extends Activity {
 		super.finish();
 	}
 
+	protected void onStop() {
+		unregisterReceiver(receiver);
+		super.onStop();
+	}
+
 	@Override
 	protected void onDestroy() {
 		super.onDestroy();

src/com/netease/qa/emmagee/service/EmmageeService.java

@@ -49,6 +49,7 @@ import android.widget.ImageView;
 import android.widget.TextView;
 import android.widget.Toast;
 
+//import com.netease.qa.emmagee.activity.MainPageActivity;
 import com.netease.qa.emmagee.utils.CpuInfo;
 import com.netease.qa.emmagee.utils.MemoryInfo;
 import com.netease.qa.emmagee.utils.MyApplication;
@@ -87,16 +88,20 @@ public class EmmageeService extends Service {
 	private boolean isFloating;
 	private String processName, packageName, settingTempFile;
 	private int pid, uid;
+	private boolean isServiceStop = false;
 
 	public static BufferedWriter bw;
 	public static FileOutputStream out;
 	public static OutputStreamWriter osw;
 	public static String resultFilePath;
+	public static boolean isStop = false;
 
 	@Override
 	public void onCreate() {
 		Log.i(LOG_TAG, "onCreate");
 		super.onCreate();
+		isServiceStop = false;
+		isStop = false;
 		memoryInfo = new MemoryInfo();
 		fomart = new DecimalFormat();
 		fomart.setMaximumFractionDigits(2);
@@ -143,7 +148,7 @@ public class EmmageeService extends Service {
 			createFloatingWindow();
 		}
 		createResultCsv();
-		handler.postDelayed(task, delaytime);
+		handler.postDelayed(task, 1000);
 	}
 
 	/**
@@ -300,11 +305,20 @@ public class EmmageeService extends Service {
 	}
 
 	private Runnable task = new Runnable() {
+
 		public void run() {
-			dataRefresh();
-			handler.postDelayed(this, delaytime);
-			if (isFloating)
-				windowManager.updateViewLayout(viFloatingWindow, wmParams);
+			if (!isServiceStop) {
+				dataRefresh();
+				handler.postDelayed(this, delaytime);
+				if (isFloating)
+					windowManager.updateViewLayout(viFloatingWindow, wmParams);
+			} else {
+				Intent intent = new Intent();
+				intent.putExtra("isServiceStop", true);
+				intent.setAction("com.netease.action.emmageeService");// action与接收器相同
+				sendBroadcast(intent);
+				stopSelf();
+			}
 		}
 	};
 
@@ -340,6 +354,11 @@ public class EmmageeService extends Service {
 					}
 				}
 			}
+			if ("0".equals(processMemory) && "0.00".equals(processCpuRatio)) {
+				closeOpenedStream();
+				isServiceStop = true;
+				return;
+			}
 			if (processCpuRatio != null && totalCpuRatio != null) {
 				txtUnusedMem.setText("占用内存:" + processMemory + "MB" + ",机器剩余:"
 						+ freeMemoryKb + "MB");
@@ -384,15 +403,18 @@ public class EmmageeService extends Service {
 	@Override
 	public void onDestroy() {
 		Log.i(LOG_TAG, "onDestroy");
-		super.onDestroy();
 		if (windowManager != null)
 			windowManager.removeView(viFloatingWindow);
 		handler.removeCallbacks(task);
 		closeOpenedStream();
+		isStop = true;
+		Toast.makeText(this, "测试结果文件：" + EmmageeService.resultFilePath,
+				Toast.LENGTH_LONG).show();
+		super.onDestroy();
 	}
 
 	@Override
 	public IBinder onBind(Intent intent) {
 		return null;
 	}
-}
+}
\ No newline at end of file

src/com/netease/qa/emmagee/utils/ProcessInfo.java

@@ -19,8 +19,6 @@ package com.netease.qa.emmagee.utils;
 import java.util.ArrayList;
 import java.util.List;
 
-import com.netease.qa.emmagee.activity.MainPageActivity;
-
 import android.app.ActivityManager;
 import android.app.ActivityManager.RunningAppProcessInfo;
 import android.content.Context;