| /* |
| * Copyright (C) 2008 Google Inc. |
| * |
| * 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.tools.perflib.heap; |
| |
| import com.android.annotations.NonNull; |
| |
| import java.util.ArrayList; |
| import java.util.Collection; |
| |
| import com.google.common.collect.*; |
| import gnu.trove.TIntObjectHashMap; |
| import gnu.trove.TLongObjectHashMap; |
| import gnu.trove.TObjectProcedure; |
| |
| public class Heap { |
| |
| private final int mId; |
| |
| @NonNull |
| private final String mName; |
| |
| // List of individual stack frames |
| @NonNull |
| TLongObjectHashMap<StackFrame> mFrames = new TLongObjectHashMap<StackFrame>(); |
| |
| // List stack traces, which are lists of stack frames |
| @NonNull |
| TIntObjectHashMap<StackTrace> mTraces = new TIntObjectHashMap<StackTrace>(); |
| |
| // Root objects such as interned strings, jni locals, etc |
| @NonNull |
| ArrayList<RootObj> mRoots = new ArrayList<RootObj>(); |
| |
| // List of threads |
| @NonNull |
| TIntObjectHashMap<ThreadObj> mThreads = new TIntObjectHashMap<ThreadObj>(); |
| |
| // Class definitions |
| @NonNull |
| TLongObjectHashMap<ClassObj> mClassesById = new TLongObjectHashMap<ClassObj>(); |
| |
| @NonNull Multimap<String, ClassObj> mClassesByName = ArrayListMultimap.create(); |
| |
| // List of instances of above class definitions |
| private final TLongObjectHashMap<Instance> mInstances = new TLongObjectHashMap<Instance>(); |
| |
| // The snapshot that this heap is part of |
| Snapshot mSnapshot; |
| |
| public Heap(int id, @NonNull String name) { |
| mId = id; |
| mName = name; |
| } |
| |
| public int getId() { |
| return mId; |
| } |
| |
| @NonNull |
| public String getName() { |
| return mName; |
| } |
| |
| public final void addStackFrame(@NonNull StackFrame theFrame) { |
| mFrames.put(theFrame.mId, theFrame); |
| } |
| |
| public final StackFrame getStackFrame(long id) { |
| return mFrames.get(id); |
| } |
| |
| public final void addStackTrace(@NonNull StackTrace theTrace) { |
| mTraces.put(theTrace.mSerialNumber, theTrace); |
| } |
| |
| public final StackTrace getStackTrace(int traceSerialNumber) { |
| return mTraces.get(traceSerialNumber); |
| } |
| |
| public final StackTrace getStackTraceAtDepth(int traceSerialNumber, |
| int depth) { |
| StackTrace trace = mTraces.get(traceSerialNumber); |
| |
| if (trace != null) { |
| trace = trace.fromDepth(depth); |
| } |
| |
| return trace; |
| } |
| |
| public final void addRoot(@NonNull RootObj root) { |
| root.mIndex = mRoots.size(); |
| mRoots.add(root); |
| } |
| |
| public final void addThread(ThreadObj thread, int serialNumber) { |
| mThreads.put(serialNumber, thread); |
| } |
| |
| public final ThreadObj getThread(int serialNumber) { |
| return mThreads.get(serialNumber); |
| } |
| |
| public final void addInstance(long id, Instance instance) { |
| mInstances.put(id, instance); |
| } |
| |
| public final Instance getInstance(long id) { |
| return mInstances.get(id); |
| } |
| |
| public final void addClass(long id, @NonNull ClassObj theClass) { |
| mClassesById.put(id, theClass); |
| mClassesByName.put(theClass.mClassName, theClass); |
| } |
| |
| public final ClassObj getClass(long id) { |
| return mClassesById.get(id); |
| } |
| |
| public final ClassObj getClass(String name) { |
| Collection<ClassObj> classes = mClassesByName.get(name); |
| if (classes.size() == 1) { |
| return classes.iterator().next(); |
| } |
| return null; |
| } |
| |
| public final Collection<ClassObj> getClasses(String name) { |
| return mClassesByName.get(name); |
| } |
| |
| public final void dumpInstanceCounts() { |
| for (Object value : mClassesById.getValues()) { |
| ClassObj theClass = (ClassObj) value; |
| int count = theClass.getInstanceCount(); |
| |
| if (count > 0) { |
| System.out.println(theClass + ": " + count); |
| } |
| } |
| } |
| |
| public final void dumpSubclasses() { |
| for (Object value : mClassesById.getValues()) { |
| ClassObj theClass = (ClassObj) value; |
| int count = theClass.mSubclasses.size(); |
| |
| if (count > 0) { |
| System.out.println(theClass); |
| theClass.dumpSubclasses(); |
| } |
| } |
| } |
| |
| public final void dumpSizes() { |
| for (Object value : mClassesById.getValues()) { |
| ClassObj theClass = (ClassObj) value; |
| |
| int size = 0; |
| |
| for (Instance instance : theClass.getHeapInstances(getId())) { |
| size += instance.getCompositeSize(); |
| } |
| |
| if (size > 0) { |
| System.out.println(theClass + ": base " + theClass.getSize() |
| + ", composite " + size); |
| } |
| } |
| } |
| |
| @NonNull |
| public Collection<ClassObj> getClasses() { |
| return mClassesByName.values(); |
| } |
| |
| @NonNull |
| public Collection<Instance> getInstances() { |
| final ArrayList<Instance> result = new ArrayList<Instance>(mInstances.size()); |
| mInstances.forEachValue(new TObjectProcedure<Instance>() { |
| @Override |
| public boolean execute(Instance instance) { |
| result.add(instance); |
| return true; |
| } |
| }); |
| return result; |
| } |
| |
| public int getInstancesCount() { |
| return mInstances.size(); |
| } |
| } |