112 lines
3.3 KiB
Java
112 lines
3.3 KiB
Java
/*
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* Copyright (C) 2017 Christian Hagau <ach@hagau.se>
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* Copyright (C) 2017 Jonas Dippel
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*
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* Licensed under the Apache License, Version 2.0 (the "License");
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* you may not use this file except in compliance with the License.
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* You may obtain a copy of the License at
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*
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* http://www.apache.org/licenses/LICENSE-2.0
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*
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* Unless required by applicable law or agreed to in writing, software
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* distributed under the License is distributed on an "AS IS" BASIS,
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* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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* See the License for the specific language governing permissions and
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* limitations under the License.
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*/
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package org.openintents.ssh.authentication;
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import android.content.ComponentName;
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import android.content.Context;
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import android.content.Intent;
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import android.content.ServiceConnection;
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import android.os.IBinder;
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public class SshAuthenticationConnection {
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private final Context mContext;
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private final String mTargetPackage;
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private ISshAuthenticationService mSSHAgent;
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/**
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* Callback for signaling connection events
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*/
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public interface OnBound {
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/**
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* Called when the connection is bound to the service
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*
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* @param sshAgent the bound remote service stub
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*/
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void onBound(ISshAuthenticationService sshAgent);
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/**
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* Called when the connection is disconnected due to some error
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*/
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void onError();
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}
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private OnBound mOnBoundListener;
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/**
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* Construct an SshAuthenticationConnection instance with the desired attributes
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*
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* @param context the application context
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* @param targetPackage the package of the service to bind to
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*/
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public SshAuthenticationConnection(Context context, String targetPackage) {
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mContext = context;
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mTargetPackage = targetPackage;
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}
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private final ServiceConnection mServiceConnection = new ServiceConnection() {
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@Override
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public void onServiceConnected(ComponentName name, IBinder service) {
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mSSHAgent = ISshAuthenticationService.Stub.asInterface(service);
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mOnBoundListener.onBound(mSSHAgent);
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}
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@Override
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public void onServiceDisconnected(ComponentName name) {
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mSSHAgent = null;
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mOnBoundListener.onError();
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}
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};
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/**
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* Connect to the Service via a Connection
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*
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* @return false if service was not found or an error occured, else true
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*/
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public boolean connect(final OnBound onBoundListener) {
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mOnBoundListener = onBoundListener;
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if (mSSHAgent == null) {
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Intent intent = new Intent(SshAuthenticationApi.SERVICE_INTENT);
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intent.setPackage(mTargetPackage);
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return mContext.bindService(intent, mServiceConnection, Context.BIND_AUTO_CREATE);
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} else {
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mOnBoundListener.onBound(mSSHAgent);
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return true;
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}
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}
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/**
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* Check whether the Connection is bound to a service
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*
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* @return whether the Connection is bound to a service
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*/
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public boolean isConnected() {
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return mSSHAgent != null;
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}
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public void disconnect() {
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mSSHAgent = null;
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mContext.unbindService(mServiceConnection);
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}
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public ISshAuthenticationService getService() {
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return mSSHAgent;
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}
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}
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