Showing the changes to java/pkg/com/sun/tools/jdi/InterfaceTypeImpl.java (1 of 18352 files). Show all
Unified · Split
| @@ -0,0 +1,182 @@ | ||
| 1 | +/* | |
| 2 | + * Copyright (c) 1998, 1999, Oracle and/or its affiliates. All rights reserved. | |
| 3 | + * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER. | |
| 4 | + * | |
| 5 | + * This code is free software; you can redistribute it and/or modify it | |
| 6 | + * under the terms of the GNU General Public License version 2 only, as | |
| 7 | + * published by the Free Software Foundation. Oracle designates this | |
| 8 | + * particular file as subject to the "Classpath" exception as provided | |
| 9 | + * by Oracle in the LICENSE file that accompanied this code. | |
| 10 | + * | |
| 11 | + * This code is distributed in the hope that it will be useful, but WITHOUT | |
| 12 | + * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or | |
| 13 | + * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License | |
| 14 | + * version 2 for more details (a copy is included in the LICENSE file that | |
| 15 | + * accompanied this code). | |
| 16 | + * | |
| 17 | + * You should have received a copy of the GNU General Public License version | |
| 18 | + * 2 along with this work; if not, write to the Free Software Foundation, | |
| 19 | + * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA. | |
| 20 | + * | |
| 21 | + * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA | |
| 22 | + * or visit www.oracle.com if you need additional information or have any | |
| 23 | + * questions. | |
| 24 | + */ | |
| 25 | + | |
| 26 | +package com.sun.tools.jdi; | |
| 27 | + | |
| 28 | +import com.sun.jdi.*; | |
| 29 | + | |
| 30 | +import java.util.List; | |
| 31 | +import java.util.ArrayList; | |
| 32 | +import java.util.Map; | |
| 33 | +import java.util.Iterator; | |
| 34 | +import java.util.Collections; | |
| 35 | +import java.lang.ref.SoftReference; | |
| 36 | + | |
| 37 | +public class InterfaceTypeImpl extends ReferenceTypeImpl | |
| 38 | + implements InterfaceType { | |
| 39 | + | |
| 40 | + private SoftReference<List<InterfaceType>> superinterfacesRef = null; | |
| 41 | + | |
| 42 | + protected InterfaceTypeImpl(VirtualMachine aVm,long aRef) { | |
| 43 | + super(aVm, aRef); | |
| 44 | + } | |
| 45 | + | |
| 46 | + public List<InterfaceType> superinterfaces() { | |
| 47 | + List<InterfaceType> superinterfaces = (superinterfacesRef == null) ? null : | |
| 48 | + superinterfacesRef.get(); | |
| 49 | + if (superinterfaces == null) { | |
| 50 | + superinterfaces = getInterfaces(); | |
| 51 | + superinterfaces = Collections.unmodifiableList(superinterfaces); | |
| 52 | + superinterfacesRef = new SoftReference<List<InterfaceType>>(superinterfaces); | |
| 53 | + } | |
| 54 | + return superinterfaces; | |
| 55 | + } | |
| 56 | + | |
| 57 | + public List<InterfaceType> subinterfaces() { | |
| 58 | + List<InterfaceType> subs = new ArrayList<InterfaceType>(); | |
| 59 | + for (ReferenceType refType : vm.allClasses()) { | |
| 60 | + if (refType instanceof InterfaceType) { | |
| 61 | + InterfaceType interfaze = (InterfaceType)refType; | |
| 62 | + if (interfaze.isPrepared() && interfaze.superinterfaces().contains(this)) { | |
| 63 | + subs.add(interfaze); | |
| 64 | + } | |
| 65 | + } | |
| 66 | + } | |
| 67 | + return subs; | |
| 68 | + } | |
| 69 | + | |
| 70 | + public List<ClassType> implementors() { | |
| 71 | + List<ClassType> implementors = new ArrayList<ClassType>(); | |
| 72 | + for (ReferenceType refType : vm.allClasses()) { | |
| 73 | + if (refType instanceof ClassType) { | |
| 74 | + ClassType clazz = (ClassType)refType; | |
| 75 | + if (clazz.isPrepared() && clazz.interfaces().contains(this)) { | |
| 76 | + implementors.add(clazz); | |
| 77 | + } | |
| 78 | + } | |
| 79 | + } | |
| 80 | + return implementors; | |
| 81 | + } | |
| 82 | + | |
| 83 | + void addVisibleMethods(Map<String, Method> methodMap) { | |
| 84 | + /* | |
| 85 | + * Add methods from | |
| 86 | + * parent types first, so that the methods in this class will | |
| 87 | + * overwrite them in the hash table | |
| 88 | + */ | |
| 89 | + | |
| 90 | + for (InterfaceType interfaze : superinterfaces()) { | |
| 91 | + ((InterfaceTypeImpl)interfaze).addVisibleMethods(methodMap); | |
| 92 | + } | |
| 93 | + | |
| 94 | + addToMethodMap(methodMap, methods()); | |
| 95 | + } | |
| 96 | + | |
| 97 | + public List<Method> allMethods() { | |
| 98 | + ArrayList<Method> list = new ArrayList<Method>(methods()); | |
| 99 | + | |
| 100 | + /* | |
| 101 | + * It's more efficient if don't do this | |
| 102 | + * recursively. | |
| 103 | + */ | |
| 104 | + for (InterfaceType interfaze : allSuperinterfaces()) { | |
| 105 | + list.addAll(interfaze.methods()); | |
| 106 | + } | |
| 107 | + | |
| 108 | + return list; | |
| 109 | + } | |
| 110 | + | |
| 111 | + List<InterfaceType> allSuperinterfaces() { | |
| 112 | + ArrayList<InterfaceType> list = new ArrayList<InterfaceType>(); | |
| 113 | + addSuperinterfaces(list); | |
| 114 | + return list; | |
| 115 | + } | |
| 116 | + | |
| 117 | + void addSuperinterfaces(List<InterfaceType> list) { | |
| 118 | + /* | |
| 119 | + * This code is a little strange because it | |
| 120 | + * builds the list with a more suitable order than the | |
| 121 | + * depth-first approach a normal recursive solution would | |
| 122 | + * take. Instead, all direct superinterfaces precede all | |
| 123 | + * indirect ones. | |
| 124 | + */ | |
| 125 | + | |
| 126 | + /* | |
| 127 | + * Get a list of direct superinterfaces that's not already in the | |
| 128 | + * list being built. | |
| 129 | + */ | |
| 130 | + List<InterfaceType> immediate = new ArrayList<InterfaceType>(superinterfaces()); | |
| 131 | + Iterator iter = immediate.iterator(); | |
| 132 | + while (iter.hasNext()) { | |
| 133 | + InterfaceType interfaze = (InterfaceType)iter.next(); | |
| 134 | + if (list.contains(interfaze)) { | |
| 135 | + iter.remove(); | |
| 136 | + } | |
| 137 | + } | |
| 138 | + | |
| 139 | + /* | |
| 140 | + * Add all new direct superinterfaces | |
| 141 | + */ | |
| 142 | + list.addAll(immediate); | |
| 143 | + | |
| 144 | + /* | |
| 145 | + * Recurse for all new direct superinterfaces. | |
| 146 | + */ | |
| 147 | + iter = immediate.iterator(); | |
| 148 | + while (iter.hasNext()) { | |
| 149 | + InterfaceTypeImpl interfaze = (InterfaceTypeImpl)iter.next(); | |
| 150 | + interfaze.addSuperinterfaces(list); | |
| 151 | + } | |
| 152 | + } | |
| 153 | + | |
| 154 | + boolean isAssignableTo(ReferenceType type) { | |
| 155 | + | |
| 156 | + // Exact match? | |
| 157 | + if (this.equals(type)) { | |
| 158 | + return true; | |
| 159 | + } else { | |
| 160 | + // Try superinterfaces. | |
| 161 | + for (InterfaceType interfaze : superinterfaces()) { | |
| 162 | + if (((InterfaceTypeImpl)interfaze).isAssignableTo(type)) { | |
| 163 | + return true; | |
| 164 | + } | |
| 165 | + } | |
| 166 | + | |
| 167 | + return false; | |
| 168 | + } | |
| 169 | + } | |
| 170 | + | |
| 171 | + List<InterfaceType> inheritedTypes() { | |
| 172 | + return superinterfaces(); | |
| 173 | + } | |
| 174 | + | |
| 175 | + public boolean isInitialized() { | |
| 176 | + return isPrepared(); | |
| 177 | + } | |
| 178 | + | |
| 179 | + public String toString() { | |
| 180 | + return "interface " + name() + " (" + loaderString() + ")"; | |
| 181 | + } | |
| 182 | +} | |