| /* |
| * Copyright (C) 2015 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.ahat; |
| |
| import com.android.ahat.heapdump.AhatHeap; |
| import com.android.ahat.heapdump.AhatInstance; |
| import com.android.ahat.heapdump.AhatSnapshot; |
| import com.android.ahat.heapdump.Sort; |
| import java.util.ArrayList; |
| import java.util.Collection; |
| import java.util.Collections; |
| import java.util.List; |
| |
| /** |
| * Class for rendering a list of instances dominated by a single instance in a |
| * pretty way. |
| */ |
| class DominatedList { |
| /** |
| * Render a table to the given HtmlWriter showing a pretty list of |
| * instances. |
| * |
| * @param snapshot the snapshot where the instances reside |
| * @param doc the document to render the dominated list to |
| * @param query the current page query |
| * @param id a unique identifier to use for the dominated list in the current page |
| * @param instances the collection of instances to generate a list for |
| */ |
| public static void render(final AhatSnapshot snapshot, |
| Doc doc, Query query, String id, Collection<AhatInstance> instances) { |
| List<AhatInstance> insts = new ArrayList<AhatInstance>(instances); |
| Collections.sort(insts, Sort.defaultInstanceCompare(snapshot)); |
| HeapTable.render(doc, query, id, new TableConfig(), snapshot, insts); |
| } |
| |
| private static class TableConfig implements HeapTable.TableConfig<AhatInstance> { |
| @Override |
| public String getHeapsDescription() { |
| return "Bytes Retained by Heap"; |
| } |
| |
| @Override |
| public long getSize(AhatInstance element, AhatHeap heap) { |
| return element.getRetainedSize(heap).getSize(); |
| } |
| |
| @Override |
| public List<HeapTable.ValueConfig<AhatInstance>> getValueConfigs() { |
| HeapTable.ValueConfig<AhatInstance> value = new HeapTable.ValueConfig<AhatInstance>() { |
| public String getDescription() { |
| return "Object"; |
| } |
| |
| public DocString render(AhatInstance element) { |
| return Summarizer.summarize(element); |
| } |
| }; |
| return Collections.singletonList(value); |
| } |
| } |
| } |