您好，我的应用中有谷歌云消息这是我的主要代码：
import java.io.File;
import java.io.FileOutputStream;
import java.io.IOException;
import java.io.InputStream;
import java.io.OutputStream;
import pdf2app.actionBars.ActionBarMain;
import pdf2app.config.GlobalConfig;
import pdf2app.database.ObjectsDBAdapter;
import pdf2app.debug.MY_DEBUG;
import pdf2app.gallery.ListViewGallery;
import pdf2app.helpers.ThumbnailsGalleryGenerator;
import pl.spot.p2a.R;
import android.app.Activity;
import android.content.BroadcastReceiver;
import android.content.Context;
import android.content.Intent;
import android.content.IntentFilter;
import android.content.SharedPreferences;
import android.content.res.AssetManager;
import android.os.AsyncTask;
import android.os.Bundle;
import android.os.Environment;
import android.util.Log;
import android.view.Window;
import com.google.android.gcm.GCMRegistrar;
import com.radaee.pdf.Global;
public class MainActivity extends Activity{
public static final int DELETE = 0;
public static final String SENDER_ID = "410016639123";
private static final int APP_ID = 1;
public static int VIEW_ID = 2;
private String registrationStatus = "Not yet registered";
private boolean listviewSelected;
private String TAG = "push";
private String regId = "";
Bundle extras;
IntentFilter gcmFilter;
private String broadcastMessage = "No broadcast message";
/** Called when the activity is first created. */
private BroadcastReceiver gcmReceiver = new BroadcastReceiver() {
@Override
public void onReceive(Context context, Intent intent) {
broadcastMessage = intent.getExtras().getString("gcm");
if (broadcastMessage != null) {
// display our received message
Log.v("Broadcast", broadcastMessage);
}
}
};
@Override
public void onCreate(Bundle savedInstanceState) {
super.onCreate(savedInstanceState);
// checkNotNull(SENDER_ID, "SENDER_ID");
// GCMRegistrar.checkDevice(this);
// GCMRegistrar.checkManifest(this);
requestWindowFeature(Window.FEATURE_ACTION_BAR);
setContentView(R.layout.activity_main);
extras = getIntent().getExtras();
if (savedInstanceState == null) {
if(extras == null) {
GlobalConfig.setAPPLICATION_ID(APP_ID);
} else {
GlobalConfig.setAPPLICATION_ID(extras.getInt("application_id", 0));
}
} else {
MY_DEBUG.print("SavedInstanceState is not null");
}
GlobalConfig.setBookmark(0);
gcmFilter = new IntentFilter();
gcmFilter.addAction("GCM_RECEIVED_ACTION");
registerClient();
// //notifications
// final String regId = GCMRegistrar.getRegistrationId(this);
//
//
// if (regId.equals("")) {
// GCMRegistrar.register(this, SENDER_ID);
// } else {
// Log.v(TAG, "Already registered");
// }
//
// Log.v(TAG, "registration id "+regId);
SharedPreferences preferences = getSharedPreferences(GlobalConfig.getApp(), MODE_WORLD_READABLE);
listviewSelected = preferences.getBoolean(ActionBarMain.LISTVIEW_SELECTED, false);
GlobalConfig.setLastUpdate(preferences.getLong(ObjectsDBAdapter.TIMESTAMP, 0));
GlobalConfig.getUser(this);
Intent intent1 = new Intent(this, DownloaderService.class);
intent1.putExtra(DownloaderService.TYPE, DownloaderService.GET_CONFIG);
startService(intent1);
AsyncTask<Void, Void, Void> task = new AsyncTask<Void, Void, Void>(){
@Override
protected Void doInBackground(Void... params) {
CopyAssets();
return null;
}
protected void onPostExecute(Void result) {
};
}.execute();
finish();
}
public void registerClient() {
try {
// Check that the device supports GCM (should be in a try / catch)
GCMRegistrar.checkDevice(this);
// Check the manifest to be sure this app has all the required
// permissions.
GCMRegistrar.checkManifest(this);
// Get the existing registration id, if it exists.
regId = GCMRegistrar.getRegistrationId(this);
if (regId.equals("")) {
registrationStatus = "Registering...";
// register this device for this project
GCMRegistrar.register(this, SENDER_ID);
regId = GCMRegistrar.getRegistrationId(this);
registrationStatus = "Registration Acquired";
// This is actually a dummy function. At this point, one
// would send the registration id, and other identifying
// information to your server, which should save the id
// for use when broadcasting messages.
sendRegistrationToServer();
} else {
registrationStatus = "Already registered";
}
} catch (Exception e) {
e.printStackTrace();
registrationStatus = e.getMessage();
}
Log.d(TAG, registrationStatus);
// This is part of our CHEAT. For this demo, you'll need to
// capture this registration id so it can be used in our demo web
// service.
Log.d(TAG, regId);
}
private void sendRegistrationToServer() {
// This is an empty placeholder for an asynchronous task to post the
// registration
// id and any other identifying information to your server.
}
@Override
public void onSaveInstanceState(Bundle savedInstanceState) {
super.onSaveInstanceState(savedInstanceState);
savedInstanceState.putString("BroadcastMessage", broadcastMessage);
}
@Override
public void onRestoreInstanceState(Bundle savedInstanceState) {
super.onRestoreInstanceState(savedInstanceState);
broadcastMessage = savedInstanceState.getString("BroadcastMessage");
Log.v("BroadCastMes", broadcastMessage);
}
private void checkNotNull(Object reference, String name) {
if (reference == null) {
throw new NullPointerException(
getString(R.string.error_config, name));
}
}
@Override
protected void onPause() {
GCMRegistrar.unregister(this);
super.onPause();
}
@Override
protected void onResume() {
super.onResume();
registerReceiver(gcmReceiver, gcmFilter);
}
@Override
public void onDestroy() {
GCMRegistrar.onDestroy(this);
super.onDestroy();
}
/**
* checks whether the sdcard is mounted
* @param requireWriteAccess
* @return whether the sdcard is mounted
*/
static public boolean hasStorage(boolean requireWriteAccess) {
//TODO: After fix the bug, add "if (VERBOSE)" before logging errors.
String state = Environment.getExternalStorageState();
Log.v("tag", "storage state is " + state);
if (Environment.MEDIA_MOUNTED.equals(state)) {
if (requireWriteAccess) {
boolean writable = checkFsWritable();
Log.v("tag", "storage writable is " + writable);
return writable;
} else {
return true;
}
} else if (!requireWriteAccess && Environment.MEDIA_MOUNTED_READ_ONLY.equals(state)) {
return true;
}
return false;
}
private static boolean checkFsWritable() {
// Create a temporary file to see whether a volume is really writeable.
// It's important not to put it in the root directory which may have a
// limit on the number of files.
String directoryName = Environment.getExternalStorageDirectory().toString() + "/DCIM";
File directory = new File(directoryName);
if (!directory.isDirectory()) {
if (!directory.mkdirs()) {
return false;
}
}
return directory.canWrite();
}
/**
* copies all assets (icons, terms document) to the sdcard if they are missing.
*/
private void CopyAssets() {
Global.Init(this);
File f = new File(GlobalConfig.getBaseDirectory());
if (!f.exists())
f.mkdirs();
File file = new File(GlobalConfig.getTermsFile());
if(file.exists()){
MY_DEBUG.LOG(getClass(), "getApplicationID" + GlobalConfig.getApplicationID());
MY_DEBUG.LOG(getClass(), "getAPPLICATION_ID" + GlobalConfig.getAPPLICATION_ID());
ThumbnailsGalleryGenerator.generateTermsThumbs(GlobalConfig.getTermsFile(), this);
// TODO generate terms database pages
} else {
if(GlobalConfig.getAPPLICATION_ID() == APP_ID) {
AssetManager assetManager = getAssets();
String[] files = null;
try {
files = assetManager.list("Files");
} catch (IOException e) {
MY_DEBUG.print(e);
}
InputStream in = null;
OutputStream out = null;
try {
in = assetManager.open("Files/terms.pdf");
out = new FileOutputStream(GlobalConfig.getTermsFile());
copyFile(in, out);
in.close();
in = null;
out.flush();
out.close();
out = null;
} catch (IOException e) {
// e.printStackTrace();
// Log.e("tag", e.getMessage());
}
ThumbnailsGalleryGenerator.generateTermsThumbs(GlobalConfig.getTermsFile(), this);
}
}
// String[] icons = null;
// try {
// File iconsDir = new File(f.getPath() + "/icons");
// if (!iconsDir.exists())
// iconsDir.mkdirs();
//
// icons = assetManager.list("Files/icons");
// for(String icon : icons) {
// in = null;
// out = null;
// if(!(new File(GlobalConfig.getBaseDirectory() +"/icons" + icon).exists())){
// in = assetManager.open("Files/icons/"+icon); // if files resides inside the "Files" directory itself
// out = new FileOutputStream(GlobalConfig.getBaseDirectory() + "/icons/" + icon);
//
// copyFile(in, out);
// in.close();
// in = null;
// out.flush();
// out.close();
// out = null;
// }
// }
// } catch (Exception e) {
// Log.e("tag", e.getMessage());
// }
}
private void copyFile(InputStream in, OutputStream out) throws IOException {
byte[] buffer = new byte[1024];
int read;
while((read = in.read(buffer)) != -1){
out.write(buffer, 0, read);
}
}
@Override
public void finish() {
Intent intent = new Intent();
if (listviewSelected) {
intent = new Intent(MainActivity.this, ListViewGallery.class);
intent.putExtra("ClassName", "action_bar_listView_icon");
startActivity(intent);
} else {
intent = new Intent(MainActivity.this, CoverFlowActivity.class);
intent.putExtra("ClassName", "action_bar_coverView_icon");
startActivity(intent);
}
super.finish();
}
}
这是 GMCIntentService：
public class GCMIntentService extends GCMBaseIntentService {
private static final String PROJECT_ID = "410016639123";
private static final String TAG = "GCMIntentService";
public GCMIntentService()
{
super(PROJECT_ID);
Log.d(TAG, "GCMIntentService init");
}
@Override
protected void onError(Context ctx, String sError) {
// TODO Auto-generated method stub
Log.d(TAG, "Error: " + sError);
}
@Override
protected void onMessage(Context ctx, Intent intent) {
Log.d(TAG, "Message Received");
String message = intent.getStringExtra("message");
sendGCMIntent(ctx, message);
}
private void sendGCMIntent(Context ctx, String message) {
Intent broadcastIntent = new Intent();
broadcastIntent.setAction("GCM_RECEIVED_ACTION");
broadcastIntent.putExtra("gcm", message);
ctx.sendBroadcast(broadcastIntent);
}
@Override
protected void onRegistered(Context ctx, String regId) {
// TODO Auto-generated method stub
// send regId to your server
Log.d(TAG, regId);
}
@Override
protected void onUnregistered(Context ctx, String regId) {
// TODO Auto-generated method stub
// send notification to your server to remove that regId
}
}
并表现：
<manifest xmlns:android="http://schemas.android.com/apk/res/android"
package="com.example.test"
android:versionCode="2"
android:versionName="1"
android:installLocation="auto">
<uses-sdk
android:minSdkVersion="12" />
<uses-permission android:name="android.permission.WRITE_EXTERNAL_STORAGE"></uses-permission>
<uses-permission android:name="android.permission.INTERNET"></uses-permission>
<uses-permission android:name="android.permission.ACCESS_NETWORK_STATE" />
<permission android:name="pl.spot.p2a.permission.C2D_MESSAGE" android:protectionLevel="signature" />
<uses-permission android:name="pl.spot.p2a.permission.C2D_MESSAGE" />
<!-- App receives GCM messages. -->
<uses-permission android:name="com.google.android.c2dm.permission.RECEIVE" />
<!-- GCM requires a Google account. -->
<uses-permission android:name="android.permission.GET_ACCOUNTS" />
<!-- Keeps the processor from sleeping when a message is received. -->
<uses-permission android:name="android.permission.WAKE_LOCK" />
<uses-permission android:name="android.permission.USE_CREDENTIALS" />
<uses-permission android:name="android.permission.READ_OWNER_DATA" />
<application
android:icon="@drawable/ic_launcher"
android:label="@string/app_name"
android:theme="@android:style/Theme.Holo"
android:largeHeap="true" >
<activity
android:name="pdf.activities.MainActivity"
android:label="@string/title_activity_main" >
<intent-filter>
<action android:name="android.intent.action.MAIN" />
<category android:name="android.intent.category.LAUNCHER" />
</intent-filter>
</activity>
<receiver android:name="com.google.android.gcm.GCMBroadcastReceiver" android:permission="com.google.android.c2dm.permission.SEND" >
<intent-filter>
<action android:name="com.google.android.c2dm.intent.RECEIVE" />
<action android:name="com.google.android.c2dm.intent.REGISTRATION" />
<category android:name="com.example.test" />
</intent-filter>
</receiver>
<service
android:name="com.example.test">
</service>
</application>
<supports-screens
android:anyDensity="true"
android:largeScreens="true"
android:normalScreens="true"
android:smallScreens="true" />
</manifest>
在日志中我没有得到 api 密钥。
This is log:
12-18 10:54:58.132: D/dalvikvm(4582): WAIT_FOR_CONCURRENT_GC blocked 0ms
12-18 10:54:58.192: D/dalvikvm(4582): GC_FOR_ALLOC freed 102K, 8% free 12264K/13319K, paused 14ms, total 14ms
12-18 10:54:58.192: I/dalvikvm-heap(4582): Grow heap (frag case) to 13.447MB for 614416-byte allocation
12-18 10:54:58.212: D/dalvikvm(4582): GC_CONCURRENT freed 1K, 8% free 12863K/13959K, paused 12ms+1ms, total 21ms
12-18 10:54:58.227: D/dalvikvm(4582): GC_FOR_ALLOC freed 0K, 8% free 12863K/13959K, paused 11ms, total 11ms
12-18 10:54:58.227: I/dalvikvm-heap(4582): Grow heap (frag case) to 15.789MB for 2457616-byte allocation
12-18 10:54:58.252: D/dalvikvm(4582): GC_CONCURRENT freed 0K, 7% free 15263K/16391K, paused 11ms+2ms, total 23ms
12-18 10:54:58.252: D/dalvikvm(4582): WAIT_FOR_CONCURRENT_GC blocked 6ms
12-18 10:54:58.277: D/GCMRegistrar(4582): resetting backoff for com.example.test
12-18 10:54:58.277: V/GCMRegistrar(4582): Registering app com.example.test of senders 410016639123
12-18 10:54:58.287: D/push(4582): Registration Acquired
12-18 10:54:58.302: D/dalvikvm(4582): Trying to load lib /data/data/pl.spot.p2a/lib/librdpdf.so 0x42818728
12-18 10:54:58.312: D/dalvikvm(4582): Added shared lib /data/data/pl.spot.p2a/lib/librdpdf.so 0x42818728
12-18 10:54:58.377: V/MainActivity(4582): getApplicationID1
12-18 10:54:58.377: V/MainActivity(4582): getAPPLICATION_ID1
12-18 10:54:58.377: V/generateTermsThumbs(4582): doc.open: /storage/sdcard0/pdf2app/1/terms.pdf
12-18 10:55:01.662: D/dalvikvm(4582): GC_CONCURRENT freed 997K, 12% free 15264K/17223K, paused 34ms+4ms, total 72ms
12-18 10:55:11.222: V/GCMBroadcastReceiver(4582): onReceive: com.google.android.c2dm.intent.REGISTRATION
12-18 10:55:11.222: V/GCMBroadcastReceiver(4582): GCM IntentService class: pl.spot.p2a.GCMIntentService
12-18 10:55:11.227: V/GCMBaseIntentService(4582): Acquiring wakelock
当我更改清单行时：android:name="com.example.test"on
android:name=".GCMIntentService" I get error:
12-18 11:04:10.412: E/AndroidRuntime(6424): FATAL EXCEPTION: main
12-18 11:04:10.412: E/AndroidRuntime(6424): java.lang.RuntimeException: Unable to instantiate service com.example.test.GCMIntentService: java.lang.ClassNotFoundException: pl.spot.p2a.GCMIntentService
12-18 11:04:10.412: E/AndroidRuntime(6424): at android.app.ActivityThread.handleCreateService(ActivityThread.java:2388)
12-18 11:04:10.412: E/AndroidRuntime(6424): at android.app.ActivityThread.access$1600(ActivityThread.java:140)
12-18 11:04:10.412: E/AndroidRuntime(6424): at android.app.ActivityThread$H.handleMessage(ActivityThread.java:1309)
12-18 11:04:10.412: E/AndroidRuntime(6424): at android.os.Handler.dispatchMessage(Handler.java:99)
12-18 11:04:10.412: E/AndroidRuntime(6424): at android.os.Looper.loop(Looper.java:137)
12-18 11:04:10.412: E/AndroidRuntime(6424): at android.app.ActivityThread.main(ActivityThread.java:4898)
12-18 11:04:10.412: E/AndroidRuntime(6424): at java.lang.reflect.Method.invokeNative(Native Method)
12-18 11:04:10.412: E/AndroidRuntime(6424): at java.lang.reflect.Method.invoke(Method.java:511)
12-18 11:04:10.412: E/AndroidRuntime(6424): at com.android.internal.os.ZygoteInit$MethodAndArgsCaller.run(ZygoteInit.java:1006)
12-18 11:04:10.412: E/AndroidRuntime(6424): at com.android.internal.os.ZygoteInit.main(ZygoteInit.java:773)
12-18 11:04:10.412: E/AndroidRuntime(6424): at dalvik.system.NativeStart.main(Native Method)
12-18 11:04:10.412: E/AndroidRuntime(6424): Caused by: java.lang.ClassNotFoundException: com.example.test.GCMIntentService
12-18 11:04:10.412: E/AndroidRuntime(6424): at dalvik.system.BaseDexClassLoader.findClass(BaseDexClassLoader.java:61)
12-18 11:04:10.412: E/AndroidRuntime(6424): at java.lang.ClassLoader.loadClass(ClassLoader.java:501)
12-18 11:04:10.412: E/AndroidRuntime(6424): at java.lang.ClassLoader.loadClass(ClassLoader.java:461)
12-18 11:04:10.412: E/AndroidRuntime(6424): at android.app.ActivityThread.handleCreateService(ActivityThread.java:2385)
12-18 11:04:10.412: E/AndroidRuntime(6424): ... 10 more
你能告诉我为什么吗？