android_external_GmsLib/src/org/microg/gms/common/GmsConnector.java

80 lines
2.9 KiB
Java

/*
* Copyright 2014-2015 µg Project Team
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
package org.microg.gms.common;
import android.os.Looper;
import android.os.Message;
import android.os.RemoteException;
import com.google.android.gms.common.api.Api;
import org.microg.gms.common.api.AbstractPendingResult;
import org.microg.gms.common.api.ApiConnection;
import com.google.android.gms.common.api.GoogleApiClient;
import com.google.android.gms.common.api.Result;
import org.microg.gms.common.api.GoogleApiClientImpl;
public class GmsConnector {
public static <C extends ApiConnection, R extends Result, O extends Api.ApiOptions>
AbstractPendingResult<R> connect(GoogleApiClient apiClient, Api<O> api, Callback<C, R> callback) {
Looper looper = ((GoogleApiClientImpl) apiClient).getLooper();
final AbstractPendingResult<R> result = new AbstractPendingResult<>(looper);
Message msg = new Message();
msg.obj = new ConnectRequest<C, R, O>((GoogleApiClientImpl) apiClient, api, result, callback);
new Handler<C, R, O>(looper).sendMessage(msg);
return result;
}
public static interface Callback<C, R> {
public R onClientAvailable(C client) throws RemoteException;
}
private static class Handler<C extends ApiConnection, R extends Result, O extends Api.ApiOptions> extends android.os.Handler {
private Handler(Looper looper) {
super(looper);
}
@Override
public void handleMessage(Message msg) {
ConnectRequest<C, R, O> request = (ConnectRequest<C, R, O>) msg.obj;
ApiConnection apiConnection = request.apiClient.getApiConnection(request.api);
apiConnection.connect();
try {
request.result.setResult(request.callback.onClientAvailable((C) apiConnection));
} catch (RemoteException ignored) {
}
}
}
private static class ConnectRequest<C extends ApiConnection, R extends Result, O extends Api.ApiOptions> {
GoogleApiClientImpl apiClient;
Api<O> api;
AbstractPendingResult<R> result;
Callback<C, R> callback;
private ConnectRequest(GoogleApiClientImpl apiClient, Api<O> api, AbstractPendingResult<R> result, Callback<C, R> callback) {
this.apiClient = apiClient;
this.api = api;
this.result = result;
this.callback = callback;
}
}
}