| /* |
| * Copyright (C) 2006 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.traceview; |
| |
| import java.util.ArrayList; |
| import java.util.HashMap; |
| |
| class ThreadData implements TimeLineView.Row { |
| |
| private int mId; |
| private String mName; |
| private boolean mIsEmpty; |
| |
| private Call mRootCall; |
| private ArrayList<Call> mStack = new ArrayList<Call>(); |
| |
| // This is a hash of all the methods that are currently on the stack. |
| private HashMap<MethodData, Integer> mStackMethods = new HashMap<MethodData, Integer>(); |
| |
| boolean mHaveGlobalTime; |
| long mGlobalStartTime; |
| long mGlobalEndTime; |
| |
| boolean mHaveThreadTime; |
| long mThreadStartTime; |
| long mThreadEndTime; |
| |
| long mThreadCurrentTime; // only used while parsing thread-cpu clock |
| |
| ThreadData(int id, String name, MethodData topLevel) { |
| mId = id; |
| mName = String.format("[%d] %s", id, name); |
| mIsEmpty = true; |
| mRootCall = new Call(this, topLevel, null); |
| mRootCall.setName(mName); |
| mStack.add(mRootCall); |
| } |
| |
| @Override |
| public String getName() { |
| return mName; |
| } |
| |
| public Call getRootCall() { |
| return mRootCall; |
| } |
| |
| /** |
| * Returns true if no calls have ever been recorded for this thread. |
| */ |
| public boolean isEmpty() { |
| return mIsEmpty; |
| } |
| |
| Call enter(MethodData method, ArrayList<TraceAction> trace) { |
| if (mIsEmpty) { |
| mIsEmpty = false; |
| if (trace != null) { |
| trace.add(new TraceAction(TraceAction.ACTION_ENTER, mRootCall)); |
| } |
| } |
| |
| Call caller = top(); |
| Call call = new Call(this, method, caller); |
| mStack.add(call); |
| |
| if (trace != null) { |
| trace.add(new TraceAction(TraceAction.ACTION_ENTER, call)); |
| } |
| |
| Integer num = mStackMethods.get(method); |
| if (num == null) { |
| num = 0; |
| } else if (num > 0) { |
| call.setRecursive(true); |
| } |
| mStackMethods.put(method, num + 1); |
| |
| return call; |
| } |
| |
| Call exit(MethodData method, ArrayList<TraceAction> trace) { |
| Call call = top(); |
| if (call.mCaller == null) { |
| return null; |
| } |
| |
| if (call.getMethodData() != method) { |
| String error = "Method exit (" + method.getName() |
| + ") does not match current method (" + call.getMethodData().getName() |
| + ")"; |
| throw new RuntimeException(error); |
| } |
| |
| mStack.remove(mStack.size() - 1); |
| |
| if (trace != null) { |
| trace.add(new TraceAction(TraceAction.ACTION_EXIT, call)); |
| } |
| |
| Integer num = mStackMethods.get(method); |
| if (num != null) { |
| if (num == 1) { |
| mStackMethods.remove(method); |
| } else { |
| mStackMethods.put(method, num - 1); |
| } |
| } |
| |
| return call; |
| } |
| |
| Call top() { |
| return mStack.get(mStack.size() - 1); |
| } |
| |
| void endTrace(ArrayList<TraceAction> trace) { |
| for (int i = mStack.size() - 1; i >= 1; i--) { |
| Call call = mStack.get(i); |
| call.mGlobalEndTime = mGlobalEndTime; |
| call.mThreadEndTime = mThreadEndTime; |
| if (trace != null) { |
| trace.add(new TraceAction(TraceAction.ACTION_INCOMPLETE, call)); |
| } |
| } |
| mStack.clear(); |
| mStackMethods.clear(); |
| } |
| |
| void updateRootCallTimeBounds() { |
| if (!mIsEmpty) { |
| mRootCall.mGlobalStartTime = mGlobalStartTime; |
| mRootCall.mGlobalEndTime = mGlobalEndTime; |
| mRootCall.mThreadStartTime = mThreadStartTime; |
| mRootCall.mThreadEndTime = mThreadEndTime; |
| } |
| } |
| |
| @Override |
| public String toString() { |
| return mName; |
| } |
| |
| @Override |
| public int getId() { |
| return mId; |
| } |
| |
| public long getCpuTime() { |
| return mRootCall.mInclusiveCpuTime; |
| } |
| |
| public long getRealTime() { |
| return mRootCall.mInclusiveRealTime; |
| } |
| } |