1 /* 2 * Copyright (C) 2015 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 com.android.ahat; 18 19 import com.android.ahat.heapdump.AhatHeap; 20 import com.android.ahat.heapdump.AhatSnapshot; 21 import com.android.ahat.heapdump.Reachability; 22 import com.android.ahat.heapdump.Size; 23 import java.io.File; 24 import java.io.IOException; 25 26 class OverviewHandler implements AhatHandler { 27 28 private AhatSnapshot mSnapshot; 29 private File mHprof; 30 private File mBaseHprof; 31 private Reachability mRetained; 32 OverviewHandler(AhatSnapshot snapshot, File hprof, File basehprof, Reachability retained)33 public OverviewHandler(AhatSnapshot snapshot, File hprof, File basehprof, Reachability retained) { 34 mSnapshot = snapshot; 35 mHprof = hprof; 36 mBaseHprof = basehprof; 37 mRetained = retained; 38 } 39 40 @Override handle(Doc doc, Query query)41 public void handle(Doc doc, Query query) throws IOException { 42 doc.title("Overview"); 43 44 doc.section("General Information"); 45 doc.descriptions(); 46 doc.description( 47 DocString.text("ahat version"), 48 DocString.format("ahat-%s", OverviewHandler.class.getPackage().getImplementationVersion())); 49 doc.description( 50 DocString.text("--retained"), 51 DocString.text(mRetained.toString())); 52 doc.description(DocString.text("hprof file"), DocString.text(mHprof.toString())); 53 if (mBaseHprof != null) { 54 doc.description(DocString.text("baseline hprof file"), DocString.text(mBaseHprof.toString())); 55 } 56 doc.end(); 57 58 doc.section("Bytes Retained by Heap"); 59 printHeapSizes(doc); 60 61 doc.big(Menu.getMenu()); 62 } 63 printHeapSizes(Doc doc)64 private void printHeapSizes(Doc doc) { 65 SizeTable.table(doc, new Column("Heap"), mSnapshot.isDiffed()); 66 Size totalSize = Size.ZERO; 67 Size totalBase = Size.ZERO; 68 for (AhatHeap heap : mSnapshot.getHeaps()) { 69 Size size = heap.getSize(); 70 Size base = heap.getBaseline().getSize(); 71 if (!size.isZero() || !base.isZero()) { 72 SizeTable.row(doc, DocString.text(heap.getName()), size, base); 73 totalSize = totalSize.plus(size); 74 totalBase = totalBase.plus(base); 75 } 76 } 77 SizeTable.row(doc, DocString.text("Total"), totalSize, totalBase); 78 SizeTable.end(doc); 79 } 80 } 81 82