DdmHandleHeap.java revision 7b0b1ed979aa665175bf3952c8902ce13c763ab8
19066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project/* 29066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * Copyright (C) 2007 The Android Open Source Project 39066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * 49066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * Licensed under the Apache License, Version 2.0 (the "License"); 59066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * you may not use this file except in compliance with the License. 69066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * You may obtain a copy of the License at 79066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * 89066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * http://www.apache.org/licenses/LICENSE-2.0 99066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * 109066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * Unless required by applicable law or agreed to in writing, software 119066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * distributed under the License is distributed on an "AS IS" BASIS, 129066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. 139066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * See the License for the specific language governing permissions and 149066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * limitations under the License. 159066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project */ 169066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 179066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Projectpackage android.ddm; 189066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 199066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Projectimport org.apache.harmony.dalvik.ddmc.Chunk; 209066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Projectimport org.apache.harmony.dalvik.ddmc.ChunkHandler; 219066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Projectimport org.apache.harmony.dalvik.ddmc.DdmServer; 229066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Projectimport org.apache.harmony.dalvik.ddmc.DdmVmInternal; 237b0b1ed979aa665175bf3952c8902ce13c763ab8The Android Open Source Projectimport android.os.Debug; 249066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Projectimport android.util.Config; 259066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Projectimport android.util.Log; 267b0b1ed979aa665175bf3952c8902ce13c763ab8The Android Open Source Projectimport java.io.IOException; 279066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Projectimport java.nio.ByteBuffer; 289066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 299066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project/** 307b0b1ed979aa665175bf3952c8902ce13c763ab8The Android Open Source Project * Handle native and virtual heap requests. 319066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project */ 329066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Projectpublic class DdmHandleHeap extends ChunkHandler { 339066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 349066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project public static final int CHUNK_HPIF = type("HPIF"); 359066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project public static final int CHUNK_HPSG = type("HPSG"); 367b0b1ed979aa665175bf3952c8902ce13c763ab8The Android Open Source Project public static final int CHUNK_HPDU = type("HPDU"); 379066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project public static final int CHUNK_NHSG = type("NHSG"); 389066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project public static final int CHUNK_HPGC = type("HPGC"); 399066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project public static final int CHUNK_REAE = type("REAE"); 409066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project public static final int CHUNK_REAQ = type("REAQ"); 419066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project public static final int CHUNK_REAL = type("REAL"); 429066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 439066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project private static DdmHandleHeap mInstance = new DdmHandleHeap(); 449066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 459066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 469066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project /* singleton, do not instantiate */ 479066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project private DdmHandleHeap() {} 489066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 499066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project /** 509066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * Register for the messages we're interested in. 519066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project */ 529066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project public static void register() { 539066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project DdmServer.registerHandler(CHUNK_HPIF, mInstance); 549066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project DdmServer.registerHandler(CHUNK_HPSG, mInstance); 557b0b1ed979aa665175bf3952c8902ce13c763ab8The Android Open Source Project DdmServer.registerHandler(CHUNK_HPDU, mInstance); 569066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project DdmServer.registerHandler(CHUNK_NHSG, mInstance); 579066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project DdmServer.registerHandler(CHUNK_HPGC, mInstance); 589066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project DdmServer.registerHandler(CHUNK_REAE, mInstance); 599066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project DdmServer.registerHandler(CHUNK_REAQ, mInstance); 609066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project DdmServer.registerHandler(CHUNK_REAL, mInstance); 619066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 629066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 639066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project /** 649066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * Called when the DDM server connects. The handler is allowed to 659066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * send messages to the server. 669066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project */ 679066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project public void connected() {} 689066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 699066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project /** 709066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * Called when the DDM server disconnects. Can be used to disable 719066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * periodic transmissions or clean up saved state. 729066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project */ 739066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project public void disconnected() {} 749066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 759066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project /** 769066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * Handle a chunk of data. 779066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project */ 789066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project public Chunk handleChunk(Chunk request) { 799066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project if (Config.LOGV) 809066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project Log.v("ddm-heap", "Handling " + name(request.type) + " chunk"); 819066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project int type = request.type; 829066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 839066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project if (type == CHUNK_HPIF) { 849066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project return handleHPIF(request); 859066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } else if (type == CHUNK_HPSG) { 869066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project return handleHPSGNHSG(request, false); 877b0b1ed979aa665175bf3952c8902ce13c763ab8The Android Open Source Project } else if (type == CHUNK_HPDU) { 887b0b1ed979aa665175bf3952c8902ce13c763ab8The Android Open Source Project return handleHPDU(request); 899066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } else if (type == CHUNK_NHSG) { 909066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project return handleHPSGNHSG(request, true); 919066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } else if (type == CHUNK_HPGC) { 929066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project return handleHPGC(request); 939066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } else if (type == CHUNK_REAE) { 949066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project return handleREAE(request); 959066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } else if (type == CHUNK_REAQ) { 969066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project return handleREAQ(request); 979066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } else if (type == CHUNK_REAL) { 989066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project return handleREAL(request); 999066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } else { 1009066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project throw new RuntimeException("Unknown packet " 1019066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project + ChunkHandler.name(type)); 1029066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 1039066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 1049066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 1059066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project /* 1067b0b1ed979aa665175bf3952c8902ce13c763ab8The Android Open Source Project * Handle a "HeaP InFo" request. 1079066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project */ 1089066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project private Chunk handleHPIF(Chunk request) { 1099066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project ByteBuffer in = wrapChunk(request); 1109066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 1119066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project int when = in.get(); 1129066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project if (Config.LOGV) 1139066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project Log.v("ddm-heap", "Heap segment enable: when=" + when); 1149066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 1159066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project boolean ok = DdmVmInternal.heapInfoNotify(when); 1169066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project if (!ok) { 1179066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project return createFailChunk(1, "Unsupported HPIF what"); 1189066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } else { 1199066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project return null; // empty response 1209066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 1219066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 1229066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 1239066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project /* 1249066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * Handle a "HeaP SeGment" or "Native Heap SeGment" request. 1259066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project */ 1269066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project private Chunk handleHPSGNHSG(Chunk request, boolean isNative) { 1279066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project ByteBuffer in = wrapChunk(request); 1289066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 1299066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project int when = in.get(); 1309066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project int what = in.get(); 1319066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project if (Config.LOGV) 1329066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project Log.v("ddm-heap", "Heap segment enable: when=" + when 1339066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project + ", what=" + what + ", isNative=" + isNative); 1349066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 1359066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project boolean ok = DdmVmInternal.heapSegmentNotify(when, what, isNative); 1369066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project if (!ok) { 1379066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project return createFailChunk(1, "Unsupported HPSG what/when"); 1389066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } else { 1399066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project // TODO: if "when" is non-zero and we want to see a dump 1409066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project // right away, initiate a GC. 1419066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project return null; // empty response 1429066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 1439066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 1449066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 1459066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project /* 1467b0b1ed979aa665175bf3952c8902ce13c763ab8The Android Open Source Project * Handle a "HeaP DUmp" request. 1477b0b1ed979aa665175bf3952c8902ce13c763ab8The Android Open Source Project * 1487b0b1ed979aa665175bf3952c8902ce13c763ab8The Android Open Source Project * This currently just returns a result code. We could pull up 1497b0b1ed979aa665175bf3952c8902ce13c763ab8The Android Open Source Project * the entire contents of the file and return them, but hprof dump 1507b0b1ed979aa665175bf3952c8902ce13c763ab8The Android Open Source Project * files can be a few megabytes. 1517b0b1ed979aa665175bf3952c8902ce13c763ab8The Android Open Source Project */ 1527b0b1ed979aa665175bf3952c8902ce13c763ab8The Android Open Source Project private Chunk handleHPDU(Chunk request) { 1537b0b1ed979aa665175bf3952c8902ce13c763ab8The Android Open Source Project ByteBuffer in = wrapChunk(request); 1547b0b1ed979aa665175bf3952c8902ce13c763ab8The Android Open Source Project byte result; 1557b0b1ed979aa665175bf3952c8902ce13c763ab8The Android Open Source Project 1567b0b1ed979aa665175bf3952c8902ce13c763ab8The Android Open Source Project /* get the filename for the output file */ 1577b0b1ed979aa665175bf3952c8902ce13c763ab8The Android Open Source Project int len = in.getInt(); 1587b0b1ed979aa665175bf3952c8902ce13c763ab8The Android Open Source Project String fileName = getString(in, len); 1597b0b1ed979aa665175bf3952c8902ce13c763ab8The Android Open Source Project if (Config.LOGD) 1607b0b1ed979aa665175bf3952c8902ce13c763ab8The Android Open Source Project Log.d("ddm-heap", "Heap dump: file='" + fileName + "'"); 1617b0b1ed979aa665175bf3952c8902ce13c763ab8The Android Open Source Project 1627b0b1ed979aa665175bf3952c8902ce13c763ab8The Android Open Source Project try { 1637b0b1ed979aa665175bf3952c8902ce13c763ab8The Android Open Source Project Debug.dumpHprofData(fileName); 1647b0b1ed979aa665175bf3952c8902ce13c763ab8The Android Open Source Project result = 0; 1657b0b1ed979aa665175bf3952c8902ce13c763ab8The Android Open Source Project } catch (UnsupportedOperationException uoe) { 1667b0b1ed979aa665175bf3952c8902ce13c763ab8The Android Open Source Project Log.w("ddm-heap", "hprof dumps not supported in this VM"); 1677b0b1ed979aa665175bf3952c8902ce13c763ab8The Android Open Source Project result = -1; 1687b0b1ed979aa665175bf3952c8902ce13c763ab8The Android Open Source Project } catch (IOException ioe) { 1697b0b1ed979aa665175bf3952c8902ce13c763ab8The Android Open Source Project result = -1; 1707b0b1ed979aa665175bf3952c8902ce13c763ab8The Android Open Source Project } catch (RuntimeException ioe) { 1717b0b1ed979aa665175bf3952c8902ce13c763ab8The Android Open Source Project result = -1; 1727b0b1ed979aa665175bf3952c8902ce13c763ab8The Android Open Source Project } 1737b0b1ed979aa665175bf3952c8902ce13c763ab8The Android Open Source Project 1747b0b1ed979aa665175bf3952c8902ce13c763ab8The Android Open Source Project /* create a non-empty reply so the handler fires on completion */ 1757b0b1ed979aa665175bf3952c8902ce13c763ab8The Android Open Source Project byte[] reply = { result }; 1767b0b1ed979aa665175bf3952c8902ce13c763ab8The Android Open Source Project return new Chunk(CHUNK_HPDU, reply, 0, reply.length); 1777b0b1ed979aa665175bf3952c8902ce13c763ab8The Android Open Source Project } 1787b0b1ed979aa665175bf3952c8902ce13c763ab8The Android Open Source Project 1797b0b1ed979aa665175bf3952c8902ce13c763ab8The Android Open Source Project /* 1809066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * Handle a "HeaP Garbage Collection" request. 1819066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project */ 1829066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project private Chunk handleHPGC(Chunk request) { 1839066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project //ByteBuffer in = wrapChunk(request); 1849066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 1859066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project if (Config.LOGD) 1869066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project Log.d("ddm-heap", "Heap GC request"); 1879066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project System.gc(); 1889066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 1899066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project return null; // empty response 1909066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 1919066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 1929066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project /* 1939066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * Handle a "REcent Allocation Enable" request. 1949066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project */ 1959066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project private Chunk handleREAE(Chunk request) { 1969066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project ByteBuffer in = wrapChunk(request); 1979066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project boolean enable; 1989066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 1999066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project enable = (in.get() != 0); 2009066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 2019066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project if (Config.LOGD) 2029066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project Log.d("ddm-heap", "Recent allocation enable request: " + enable); 2039066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 2049066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project DdmVmInternal.enableRecentAllocations(enable); 2059066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 2069066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project return null; // empty response 2079066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 2089066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 2099066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project /* 2109066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * Handle a "REcent Allocation Query" request. 2119066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project */ 2129066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project private Chunk handleREAQ(Chunk request) { 2139066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project //ByteBuffer in = wrapChunk(request); 2149066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 2159066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project byte[] reply = new byte[1]; 2169066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project reply[0] = DdmVmInternal.getRecentAllocationStatus() ? (byte)1 :(byte)0; 2179066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project return new Chunk(CHUNK_REAQ, reply, 0, reply.length); 2189066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 2199066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 2209066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project /* 2219066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * Handle a "REcent ALlocations" request. 2229066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project */ 2239066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project private Chunk handleREAL(Chunk request) { 2249066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project //ByteBuffer in = wrapChunk(request); 2259066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 2269066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project if (Config.LOGD) 2279066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project Log.d("ddm-heap", "Recent allocations request"); 2289066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 2299066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project /* generate the reply in a ready-to-go format */ 2309066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project byte[] reply = DdmVmInternal.getRecentAllocations(); 2319066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project return new Chunk(CHUNK_REAL, reply, 0, reply.length); 2329066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 2339066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project} 2349066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 235