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
17package com.android.preload;
18
19import java.util.Date;
20import java.util.HashMap;
21import java.util.HashSet;
22import java.util.Map;
23import java.util.Set;
24
25/**
26 * Holds the collected data for a process.
27 */
28public class DumpData {
29    /**
30     * Name of the package (=application).
31     */
32    String packageName;
33
34    /**
35     * A map of class name to a string for the classloader. This may be a toString equivalent,
36     * or just a unique ID.
37     */
38    Map<String, String> dumpData;
39
40    /**
41     * The Date when this data was captured. Mostly for display purposes.
42     */
43    Date date;
44
45    /**
46     * A cached value for the number of boot classpath classes (classloader value in dumpData is
47     * null).
48     */
49    int bcpClasses;
50
51    public DumpData(String packageName, Map<String, String> dumpData, Date date) {
52        this.packageName = packageName;
53        this.dumpData = dumpData;
54        this.date = date;
55
56        countBootClassPath();
57    }
58
59    public String getPackageName() {
60        return packageName;
61    }
62
63    public Date getDate() {
64        return date;
65    }
66
67    public Map<String, String> getDumpData() {
68        return dumpData;
69    }
70
71    public void countBootClassPath() {
72        bcpClasses = 0;
73        for (Map.Entry<String, String> e : dumpData.entrySet()) {
74            if (e.getValue() == null) {
75                bcpClasses++;
76            }
77        }
78    }
79
80    // Return an inverted mapping.
81    public Map<String, Set<String>> invertData() {
82        Map<String, Set<String>> ret = new HashMap<>();
83        for (Map.Entry<String, String> e : dumpData.entrySet()) {
84            if (!ret.containsKey(e.getValue())) {
85                ret.put(e.getValue(), new HashSet<String>());
86            }
87            ret.get(e.getValue()).add(e.getKey());
88        }
89        return ret;
90    }
91}