1 /* 2 * Copyright (C) 2008 Google Inc. 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.hit; 18 19 import java.io.BufferedInputStream; 20 import java.io.DataInputStream; 21 import java.io.FileInputStream; 22 import java.util.Map; 23 import java.util.Set; 24 25 public class Main 26 { main(String argv[])27 public static void main(String argv[]) { 28 FileInputStream fis; 29 BufferedInputStream bis; 30 DataInputStream dis; 31 32 try { 33 fis = new FileInputStream(argv[0]); 34 bis = new BufferedInputStream(fis); 35 dis = new DataInputStream(bis); 36 37 State state = (new HprofParser(dis)).parse(); 38 39 dis.close(); 40 41 testClassesQuery(state); 42 testAllClassesQuery(state); 43 testFindInstancesOf(state); 44 testFindAllInstancesOf(state); 45 } catch (Exception e) { 46 e.printStackTrace(); 47 } 48 } 49 testClassesQuery(State state)50 private static void testClassesQuery(State state) { 51 String[] x = new String[] { 52 "char[", 53 "javax.", 54 "org.xml.sax" 55 }; 56 57 Map<String, Set<ClassObj>> someClasses = Queries.classes(state, x); 58 59 for (String thePackage: someClasses.keySet()) { 60 System.out.println("------------------- " + thePackage); 61 62 Set<ClassObj> classes = someClasses.get(thePackage); 63 64 for (ClassObj theClass: classes) { 65 System.out.println(" " + theClass.mClassName); 66 } 67 } 68 } 69 testAllClassesQuery(State state)70 private static void testAllClassesQuery(State state) { 71 Map<String, Set<ClassObj>> allClasses = Queries.allClasses(state); 72 73 for (String thePackage: allClasses.keySet()) { 74 System.out.println("------------------- " + thePackage); 75 76 Set<ClassObj> classes = allClasses.get(thePackage); 77 78 for (ClassObj theClass: classes) { 79 System.out.println(" " + theClass.mClassName); 80 } 81 } 82 } 83 testFindInstancesOf(State state)84 private static void testFindInstancesOf(State state) { 85 Instance[] instances = Queries.instancesOf(state, "java.lang.String"); 86 87 System.out.println("There are " + instances.length + " Strings."); 88 } 89 testFindAllInstancesOf(State state)90 private static void testFindAllInstancesOf(State state) { 91 Instance[] instances = Queries.allInstancesOf(state, 92 "android.graphics.drawable.Drawable"); 93 94 System.out.println("There are " + instances.length 95 + " instances of Drawables and its subclasses."); 96 } 97 } 98