| /* |
| * 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 java.io.IOException; |
| import java.util.Collections; |
| import java.util.Comparator; |
| import java.util.List; |
| |
| class NativeAllocationsHandler implements AhatHandler { |
| private static final String ALLOCATIONS_ID = "allocations"; |
| |
| private AhatSnapshot mSnapshot; |
| |
| public NativeAllocationsHandler(AhatSnapshot snapshot) { |
| mSnapshot = snapshot; |
| } |
| |
| @Override |
| public void handle(Doc doc, Query query) throws IOException { |
| List<InstanceUtils.NativeAllocation> allocs = mSnapshot.getNativeAllocations(); |
| |
| doc.title("Registered Native Allocations"); |
| |
| doc.section("Overview"); |
| long totalSize = 0; |
| for (InstanceUtils.NativeAllocation alloc : allocs) { |
| totalSize += alloc.size; |
| } |
| doc.descriptions(); |
| doc.description(DocString.text("Number of Registered Native Allocations"), |
| DocString.format("%,14d", allocs.size())); |
| doc.description(DocString.text("Total Size of Registered Native Allocations"), |
| DocString.format("%,14d", totalSize)); |
| doc.end(); |
| |
| doc.section("List of Allocations"); |
| if (allocs.isEmpty()) { |
| doc.println(DocString.text("(none)")); |
| } else { |
| doc.table( |
| new Column("Size", Column.Align.RIGHT), |
| new Column("Heap"), |
| new Column("Native Pointer"), |
| new Column("Referent")); |
| Comparator<InstanceUtils.NativeAllocation> compare |
| = new Sort.WithPriority<InstanceUtils.NativeAllocation>( |
| new Sort.NativeAllocationByHeapName(), |
| new Sort.NativeAllocationBySize()); |
| Collections.sort(allocs, compare); |
| SubsetSelector<InstanceUtils.NativeAllocation> selector |
| = new SubsetSelector(query, ALLOCATIONS_ID, allocs); |
| for (InstanceUtils.NativeAllocation alloc : selector.selected()) { |
| doc.row( |
| DocString.format("%,14d", alloc.size), |
| DocString.text(alloc.heap.getName()), |
| DocString.format("0x%x", alloc.pointer), |
| Value.render(mSnapshot, alloc.referent)); |
| } |
| |
| // Print a summary of the remaining entries if there are any. |
| List<InstanceUtils.NativeAllocation> remaining = selector.remaining(); |
| if (!remaining.isEmpty()) { |
| long total = 0; |
| for (InstanceUtils.NativeAllocation alloc : remaining) { |
| total += alloc.size; |
| } |
| |
| doc.row( |
| DocString.format("%,14d", total), |
| DocString.text("..."), |
| DocString.text("..."), |
| DocString.text("...")); |
| } |
| |
| doc.end(); |
| selector.render(doc); |
| } |
| } |
| } |
| |