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author | Dominik Schürmann <dominik@dominikschuermann.de> | 2015-01-29 20:43:35 +0100 |
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committer | Dominik Schürmann <dominik@dominikschuermann.de> | 2015-01-29 20:43:35 +0100 |
commit | dccef45dc1646d623c01dcde7a28711b2ac815e4 (patch) | |
tree | e3b0cc6f01b9ec843bf90419b96d6e7c092d874e /src/main/java/org/openintents/openpgp/util/OpenPgpServiceConnection.java | |
parent | c8766a788884d331c0b61eb74241abd65e9b90b9 (diff) | |
download | openpgp-api-dccef45dc1646d623c01dcde7a28711b2ac815e4.tar.gz openpgp-api-dccef45dc1646d623c01dcde7a28711b2ac815e4.tar.bz2 openpgp-api-dccef45dc1646d623c01dcde7a28711b2ac815e4.zip |
Change to gradle file structure, include changes by ligi
Diffstat (limited to 'src/main/java/org/openintents/openpgp/util/OpenPgpServiceConnection.java')
-rw-r--r-- | src/main/java/org/openintents/openpgp/util/OpenPgpServiceConnection.java | 124 |
1 files changed, 124 insertions, 0 deletions
diff --git a/src/main/java/org/openintents/openpgp/util/OpenPgpServiceConnection.java b/src/main/java/org/openintents/openpgp/util/OpenPgpServiceConnection.java new file mode 100644 index 0000000..bbc8645 --- /dev/null +++ b/src/main/java/org/openintents/openpgp/util/OpenPgpServiceConnection.java @@ -0,0 +1,124 @@ +/* + * Copyright (C) 2014-2015 Dominik Schürmann <dominik@dominikschuermann.de> + * + * 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.openintents.openpgp.util; + +import android.content.ComponentName; +import android.content.Context; +import android.content.Intent; +import android.content.ServiceConnection; +import android.os.IBinder; + +import org.openintents.openpgp.IOpenPgpService; + +public class OpenPgpServiceConnection { + + // callback interface + public interface OnBound { + public void onBound(IOpenPgpService service); + + public void onError(Exception e); + } + + private Context mApplicationContext; + + private IOpenPgpService mService; + private String mProviderPackageName; + + private OnBound mOnBoundListener; + + /** + * Create new connection + * + * @param context + * @param providerPackageName specify package name of OpenPGP provider, + * e.g., "org.sufficientlysecure.keychain" + */ + public OpenPgpServiceConnection(Context context, String providerPackageName) { + this.mApplicationContext = context.getApplicationContext(); + this.mProviderPackageName = providerPackageName; + } + + /** + * Create new connection with callback + * + * @param context + * @param providerPackageName specify package name of OpenPGP provider, + * e.g., "org.sufficientlysecure.keychain" + * @param onBoundListener callback, executed when connection to service has been established + */ + public OpenPgpServiceConnection(Context context, String providerPackageName, + OnBound onBoundListener) { + this(context, providerPackageName); + this.mOnBoundListener = onBoundListener; + } + + public IOpenPgpService getService() { + return mService; + } + + public boolean isBound() { + return (mService != null); + } + + private ServiceConnection mServiceConnection = new ServiceConnection() { + public void onServiceConnected(ComponentName name, IBinder service) { + mService = IOpenPgpService.Stub.asInterface(service); + if (mOnBoundListener != null) { + mOnBoundListener.onBound(mService); + } + } + + public void onServiceDisconnected(ComponentName name) { + mService = null; + } + }; + + /** + * If not already bound, bind to service! + * + * @return + */ + public void bindToService() { + // if not already bound... + if (mService == null) { + try { + Intent serviceIntent = new Intent(OpenPgpApi.SERVICE_INTENT); + // NOTE: setPackage is very important to restrict the intent to this provider only! + serviceIntent.setPackage(mProviderPackageName); + boolean connect = mApplicationContext.bindService(serviceIntent, mServiceConnection, + Context.BIND_AUTO_CREATE); + if (!connect) { + throw new Exception("bindService() returned false!"); + } + } catch (Exception e) { + if (mOnBoundListener != null) { + mOnBoundListener.onError(e); + } + } + } else { + // already bound, but also inform client about it with callback + if (mOnBoundListener != null) { + mOnBoundListener.onBound(mService); + } + } + } + + public void unbindFromService() { + mApplicationContext.unbindService(mServiceConnection); + } + +} |