我遇到了实施Google Cloud Messaging的问题。当我尝试注册我的模拟器时，我想要获取设备的注册ID，在这种情况下是我的模拟器。因此，当我环顾四周时，我看到我需要链接一个谷歌帐户，所以我这样做，但我仍然有同样的问题。它返回它是一个新注册但注册ID为空。有人可以帮助我朝正确的方向发展吗？如果您需要了解其他信息，请告诉我们。提前致谢
代码：
LoginActivity.java
package com.vict.voffice;
import android.app.Activity;
import android.content.Context;
import android.content.Intent;
import android.os.AsyncTask;
import android.os.Bundle;
import android.util.Log;
import android.view.Menu;
import android.view.View;
import android.widget.Button;
import android.widget.EditText;
import android.widget.Toast;
import com.vict.voffice.utilities.Dialogs;
import com.vict.voffice.utilities.GCMClientManager;
import com.vict.voffice.utilities.UserDetailCache;
import org.apache.http.HttpResponse;
import org.apache.http.client.ClientProtocolException;
import org.apache.http.client.HttpClient;
import org.apache.http.client.methods.HttpPost;
import org.apache.http.impl.client.DefaultHttpClient;
import java.io.BufferedReader;
import java.io.IOException;
import java.io.InputStream;
import java.io.InputStreamReader;
public class LoginActivity extends Activity {
EditText mNaam;
EditText mVersie;
EditText mWachtwoord;
String PROJECT_NUMBER = "##########";
private GCMClientManager pushClientManager;
private Context cont = this;
@Override
protected void onCreate(Bundle savedInstanceState) {
super.onCreate(savedInstanceState);
setContentView(R.layout.activity_login);
cont = this;
pushClientManager = new GCMClientManager(this, PROJECT_NUMBER);
mNaam = (EditText)findViewById(R.id.editText_login);
mVersie = (EditText)findViewById(R.id.editText_bedrijf);
mWachtwoord = (EditText)findViewById(R.id.editText_wachtwoord);
final Button button = (Button) findViewById(R.id.btnLogin);
button.setOnClickListener(new View.OnClickListener(){
@Override
public void onClick(View v){
pushClientManager.registerIfNeeded(new GCMClientManager.RegistrationCompletedHandler() {
@Override
public void onSuccess(String registrationId, boolean isNewRegistration) {
//Dialogs.LoginDialog(cont).show();
Toast.makeText(getApplicationContext(), "Regid: "+registrationId+" "+isNewRegistration, Toast.LENGTH_SHORT).show();
//Login(mNaam.getText().toString(), mWachtwoord.getText().toString(), mVersie.getText().toString(), pushClientManager.getRegistrationId(cont));
}
@Override
public void onFailure(String ex) {}});
Log.d("DBG", "Login Pressed");
}
});
Log.d("DBG", ""+UserDetailCache.GetNodeFromFile(cont));
if(UserDetailCache.GetNodeFromFile(cont) != null || UserDetailCache.GetNodeFromFile(cont) != "" || UserDetailCache.GetNodeFromFile(cont) != "null" || UserDetailCache.GetNodeFromFile(cont).isEmpty()){
if(UserDetailCache.GetUserNameFromFile(cont) != null || UserDetailCache.GetUserNameFromFile(cont) != "" || UserDetailCache.GetUserNameFromFile(cont) != "null"){
if(UserDetailCache.GetPasswordFromFile(cont) != null || UserDetailCache.GetPasswordFromFile(cont) != "" || UserDetailCache.GetPasswordFromFile(cont) != "null"){
Log.d("DBG", "Filling Fields from DB");
mNaam.setText(UserDetailCache.GetUserNameFromFile(getApplicationContext()));
mWachtwoord.setText(UserDetailCache.GetPasswordFromFile(getApplicationContext()));
mVersie.setText(UserDetailCache.GetNodeFromFile(getApplicationContext()));
button.performClick();
}else{
Log.d("DBG", "No Password");
}
}else{
Log.d("DBG", "No Username");
}
}else{
Log.d("DBG", "No Node");
}
}
@Override
public void onBackPressed(){
Intent intent = new Intent(this, MainActivity.class);
intent.setFlags(Intent.FLAG_ACTIVITY_CLEAR_TOP);
super.onBackPressed();
System.exit(0);
}
@Override
public boolean onCreateOptionsMenu(Menu menu) {
// Inflate the menu; this adds items to the action bar if it is present.
getMenuInflater().inflate(R.menu.menu_main, menu);
return true;
}
public void Login(String Username, String Password, String Node, String Token){
class LoginAsyncTask extends AsyncTask<String, Void, String>{
UserDetailCache Dtc = new UserDetailCache();
String uniqueKey = "";
@Override
protected void onPreExecute(){
super.onPreExecute();
//Dialogs.LoginDialog(getApplicationContext()).show();
}
@Override
protected String doInBackground(String... params) {
String paramUsername = params[0];
String paramPassword = params[1];
String paramVersion = params[2];
uniqueKey = params[3];
Log.d("LoginActivity", "Token: " + uniqueKey);
HttpClient httpClient = new DefaultHttpClient();
HttpPost httpPost = new HttpPost("http://node11.voffice.nl/login/appcheck.asp?login=" + paramUsername + "&wachtw=" + paramPassword + "&versie=" + paramVersion + "&token=" + uniqueKey);
//Log.e("HTTP", "send link: " + httpPost.getURI());
try{
HttpResponse httpResponse = httpClient.execute(httpPost);
InputStream inputStream = httpResponse.getEntity().getContent();
InputStreamReader inputStreamReader = new InputStreamReader(inputStream);
BufferedReader bufferedReader = new BufferedReader(inputStreamReader);
StringBuilder stringBuilder = new StringBuilder();
String bufferedStrChunk = null;
while((bufferedStrChunk = bufferedReader.readLine()) != null){
stringBuilder.append(bufferedStrChunk);
}
return stringBuilder.toString();
}catch (ClientProtocolException cpe){
// Log.e("HTTP", "First Exception, httpResponse : " + cpe);
cpe.printStackTrace();
}catch (IOException ioe){
// Log.e("HTTP", "Second Exception, httpResonse : " + ioe);
ioe.printStackTrace();
}
return null;
}
@Override
protected void onPostExecute(String result){
super.onPostExecute(result);
Log.e("HTTP", "Server Responded with : " + result);
String splitResult[] = result.split("\\|");
if(splitResult[0].equals("OK") && splitResult != null){
String tempCompany = splitResult[1].substring(8);
User usr = new User(splitResult[1], tempCompany, splitResult[2], uniqueKey, splitResult[4], splitResult[3]);
Dialogs.LoginDialog(getApplicationContext()).hide();
Intent intent = new Intent(getApplicationContext(), MainActivity.class);
startActivityForResult(intent, 0);
}else{
Dialogs.TextDialog(getApplicationContext(), "Verkeerde Logingegeven", Toast.LENGTH_LONG);
Dialogs.LoginDialog(getApplicationContext()).hide();
}
Dialogs.TextDialog(getApplicationContext(), "", Toast.LENGTH_LONG);
Dialogs.LoginDialog(getApplicationContext()).hide();
}
}
LoginAsyncTask Logintask = new LoginAsyncTask();
Logintask.execute(Username, Password, Node, Token);
}
}
GCMClientManager.java
package com.vict.voffice.utilities;
import android.app.Activity;
import android.content.Context;
import android.content.SharedPreferences;
import android.content.pm.PackageInfo;
import android.content.pm.PackageManager;
import android.os.AsyncTask;
import android.util.Log;
import com.google.android.gms.common.ConnectionResult;
import com.google.android.gms.common.GooglePlayServicesUtil;
import com.google.android.gms.gcm.GoogleCloudMessaging;
import java.io.IOException;
/**
* Created by Kevin on 3/3/2015.
*/
public class GCMClientManager {
// Constants
public static final String TAG = "GCMClientManager";
public static final String PROPERTY_REG_ID = "registration_id";
private static final String PROPERTY_APP_VERSION = "6";
private final static int PLAY_SERVICES_RESOLUTION_REQUEST = 9000;
// Member variables
private GoogleCloudMessaging gcm;
private String regid;
private String projectNumber;
private Activity activity;
public static abstract class RegistrationCompletedHandler {
public abstract void onSuccess(String registrationId, boolean isNewRegistration);
public void onFailure(String ex) {
// If there is an error, don't just keep trying to register.
// Require the user to click a button again, or perform
// exponential back-off.
Log.e(TAG, ex);
}
}
public GCMClientManager(Activity activity, String projectNumber) {
this.activity = activity;
this.projectNumber = projectNumber;
this.gcm = GoogleCloudMessaging.getInstance(activity);
}
// Register if needed or fetch from local store
public void registerIfNeeded(final RegistrationCompletedHandler handler) {
if (checkPlayServices()) {
regid = getRegistrationId(getContext());
if (regid.isEmpty()) {
registerInBackground(handler);
} else { // got id from cache
Log.i(TAG, regid);
handler.onSuccess(regid, false);
}
} else { // no play services
Log.i(TAG, "No valid Google Play Services APK found.");
}
}
/**
* Registers the application with GCM servers asynchronously.
* <p>
* Stores the registration ID and app versionCode in the application's
* shared preferences.
*/
private void registerInBackground(final RegistrationCompletedHandler handler) {
new AsyncTask<Void, Void, String>() {
@Override
protected String doInBackground(Void... params) {
try {
if (gcm == null) {
gcm = GoogleCloudMessaging.getInstance(getContext());
}
regid = gcm.register(projectNumber);
Log.i(TAG, regid);
// Persist the regID - no need to register again.
storeRegistrationId(getContext(), regid);
} catch (IOException ex) {
// If there is an error, don't just keep trying to register.
// Require the user to click a button again, or perform
// exponential back-off.
handler.onFailure("Error :" + ex.getMessage());
}
return regid;
}
@Override
protected void onPostExecute(String regId) {
if (regId != null) {
handler.onSuccess(regId, true);
}
}
}.execute(null, null, null);
}
/**
* Gets the current registration ID for application on GCM service.
* <p>
* If result is empty, the app needs to register.
*
* @return registration ID, or empty string if there is no existing
* registration ID.
*/
public String getRegistrationId(Context context) {
final SharedPreferences prefs = getGCMPreferences(context);
String registrationId = prefs.getString(PROPERTY_REG_ID, "");
if (registrationId.isEmpty()) {
Log.i(TAG, "Registration not found.");
return "";
}
// Check if app was updated; if so, it must clear the registration ID
// since the existing regID is not guaranteed to work with the new
// app version.
int registeredVersion = prefs.getInt(PROPERTY_APP_VERSION, Integer.MIN_VALUE);
int currentVersion = getAppVersion(context);
if (registeredVersion != currentVersion) {
Log.i(TAG, "App version changed.");
return "";
}
return registrationId;
}
/**
* Stores the registration ID and app versionCode in the application's
* {@code SharedPreferences}.
*
* @param context application's context.
* @param regId registration ID
*/
private void storeRegistrationId(Context context, String regId) {
final SharedPreferences prefs = getGCMPreferences(context);
int appVersion = getAppVersion(context);
Log.i(TAG, "Saving regId on app version " + appVersion);
SharedPreferences.Editor editor = prefs.edit();
editor.putString(PROPERTY_REG_ID, regId);
editor.putInt(PROPERTY_APP_VERSION, appVersion);
editor.commit();
}
/**
* @return Application's version code from the {@code PackageManager}.
*/
private static int getAppVersion(Context context) {
try {
PackageInfo packageInfo = context.getPackageManager()
.getPackageInfo(context.getPackageName(), 0);
return packageInfo.versionCode;
} catch (PackageManager.NameNotFoundException e) {
// should never happen
throw new RuntimeException("Could not get package name: " + e);
}
}
private SharedPreferences getGCMPreferences(Context context) {
// This sample app persists the registration ID in shared preferences, but
// how you store the regID in your app is up to you.
return getContext().getSharedPreferences(context.getPackageName(),
Context.MODE_PRIVATE);
}
/**
* Check the device to make sure it has the Google Play Services APK. If
* it doesn't, display a dialog that allows users to download the APK from
* the Google Play Store or enable it in the device's system settings.
*/
private boolean checkPlayServices() {
int resultCode = GooglePlayServicesUtil.isGooglePlayServicesAvailable(getContext());
if (resultCode != ConnectionResult.SUCCESS) {
if (GooglePlayServicesUtil.isUserRecoverableError(resultCode)) {
GooglePlayServicesUtil.getErrorDialog(resultCode, getActivity(),
PLAY_SERVICES_RESOLUTION_REQUEST).show();
} else {
Log.i(TAG, "This device is not supported.");
}
return false;
}
return true;
}
private Context getContext() {
return activity;
}
private Activity getActivity() {
return activity;
}
}
答案 0 :(得分：1)
尝试将您的模拟器目标设置为Google API并添加Google 帐户。（在模拟器上添加帐户：设置 - ＆gt;帐户和同步）