| /* |
| * Copyright (C) 2013 The Android Open Source Project |
| * |
| * 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 com.android.terminal; |
| |
| import android.app.Service; |
| import android.content.Intent; |
| import android.os.Binder; |
| import android.os.IBinder; |
| import android.util.SparseArray; |
| |
| /** |
| * Background service that keeps {@link Terminal} instances running and warm |
| * when UI isn't present. |
| */ |
| public class TerminalService extends Service { |
| private final SparseArray<Terminal> mTerminals = new SparseArray<Terminal>(); |
| |
| public class ServiceBinder extends Binder { |
| public TerminalService getService() { |
| return TerminalService.this; |
| } |
| } |
| |
| @Override |
| public IBinder onBind(Intent intent) { |
| return new ServiceBinder(); |
| } |
| |
| public SparseArray<Terminal> getTerminals() { |
| return mTerminals; |
| } |
| |
| public int createTerminal() { |
| // If our first terminal, start ourselves as long-lived service |
| if (mTerminals.size() == 0) { |
| startService(new Intent(this, TerminalService.class)); |
| } |
| |
| final Terminal term = new Terminal(); |
| term.start(); |
| mTerminals.put(term.key, term); |
| return term.key; |
| } |
| |
| public void destroyTerminal(int key) { |
| final Terminal term = mTerminals.get(key); |
| term.destroy(); |
| mTerminals.delete(key); |
| |
| // If our last terminal, tear down long-lived service |
| if (mTerminals.size() == 0) { |
| stopService(new Intent(this, TerminalService.class)); |
| } |
| } |
| } |