The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame^] | 1 | /* |
| 2 | * Copyright (C) 2007 The Android Open Source Project |
| 3 | * |
| 4 | * Licensed under the Apache License, Version 2.0 (the "License"); |
| 5 | * you may not use this file except in compliance with the License. |
| 6 | * You may obtain a copy of the License at |
| 7 | * |
| 8 | * http://www.apache.org/licenses/LICENSE-2.0 |
| 9 | * |
| 10 | * Unless required by applicable law or agreed to in writing, software |
| 11 | * distributed under the License is distributed on an "AS IS" BASIS, |
| 12 | * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. |
| 13 | * See the License for the specific language governing permissions and |
| 14 | * limitations under the License. |
| 15 | */ |
| 16 | |
| 17 | package android.ddm; |
| 18 | |
| 19 | import org.apache.harmony.dalvik.ddmc.Chunk; |
| 20 | import org.apache.harmony.dalvik.ddmc.ChunkHandler; |
| 21 | import org.apache.harmony.dalvik.ddmc.DdmServer; |
| 22 | import android.util.Config; |
| 23 | import android.util.Log; |
| 24 | import java.nio.ByteBuffer; |
| 25 | |
| 26 | /** |
| 27 | * Handle an EXIT chunk. |
| 28 | */ |
| 29 | public class DdmHandleExit extends ChunkHandler { |
| 30 | |
| 31 | public static final int CHUNK_EXIT = type("EXIT"); |
| 32 | |
| 33 | private static DdmHandleExit mInstance = new DdmHandleExit(); |
| 34 | |
| 35 | |
| 36 | /* singleton, do not instantiate */ |
| 37 | private DdmHandleExit() {} |
| 38 | |
| 39 | /** |
| 40 | * Register for the messages we're interested in. |
| 41 | */ |
| 42 | public static void register() { |
| 43 | DdmServer.registerHandler(CHUNK_EXIT, mInstance); |
| 44 | } |
| 45 | |
| 46 | /** |
| 47 | * Called when the DDM server connects. The handler is allowed to |
| 48 | * send messages to the server. |
| 49 | */ |
| 50 | public void connected() {} |
| 51 | |
| 52 | /** |
| 53 | * Called when the DDM server disconnects. Can be used to disable |
| 54 | * periodic transmissions or clean up saved state. |
| 55 | */ |
| 56 | public void disconnected() {} |
| 57 | |
| 58 | /** |
| 59 | * Handle a chunk of data. We're only registered for "EXIT". |
| 60 | */ |
| 61 | public Chunk handleChunk(Chunk request) { |
| 62 | if (Config.LOGV) |
| 63 | Log.v("ddm-exit", "Handling " + name(request.type) + " chunk"); |
| 64 | |
| 65 | /* |
| 66 | * Process the request. |
| 67 | */ |
| 68 | ByteBuffer in = wrapChunk(request); |
| 69 | |
| 70 | int statusCode = in.getInt(); |
| 71 | |
| 72 | Runtime.getRuntime().halt(statusCode); |
| 73 | |
| 74 | // if that doesn't work, return an empty message |
| 75 | return null; |
| 76 | } |
| 77 | } |
| 78 | |