The Android Open Source Project | f805710 | 2009-03-15 16:47:16 -0700 | [diff] [blame^] | 1 | /* |
| 2 | * Copyright (C) 2009 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 | |
| 17 | package signature.compare.model.subst; |
| 18 | |
| 19 | import java.util.Collections; |
| 20 | import java.util.HashSet; |
| 21 | import java.util.List; |
| 22 | import java.util.Map; |
| 23 | import java.util.Set; |
| 24 | |
| 25 | import signature.model.IAnnotation; |
| 26 | import signature.model.IAnnotationField; |
| 27 | import signature.model.IClassDefinition; |
| 28 | import signature.model.IConstructor; |
| 29 | import signature.model.IEnumConstant; |
| 30 | import signature.model.IField; |
| 31 | import signature.model.IMethod; |
| 32 | import signature.model.ITypeReference; |
| 33 | import signature.model.ITypeVariableDefinition; |
| 34 | import signature.model.Kind; |
| 35 | import signature.model.Modifier; |
| 36 | import signature.model.impl.SigClassDefinition; |
| 37 | |
| 38 | public class ClassProjection implements IClassDefinition { |
| 39 | |
| 40 | private final IClassDefinition original; |
| 41 | private final Map<ITypeVariableDefinition, ITypeReference> substitutions; |
| 42 | |
| 43 | public ClassProjection(IClassDefinition original, |
| 44 | Map<ITypeVariableDefinition, ITypeReference> mapping) { |
| 45 | this.original = original; |
| 46 | this.substitutions = mapping; |
| 47 | } |
| 48 | |
| 49 | public Set<IAnnotationField> getAnnotationFields() { |
| 50 | throw new UnsupportedOperationException(); |
| 51 | } |
| 52 | |
| 53 | public Set<IAnnotation> getAnnotations() { |
| 54 | throw new UnsupportedOperationException(); |
| 55 | } |
| 56 | |
| 57 | public Set<IConstructor> getConstructors() { |
| 58 | throw new UnsupportedOperationException(); |
| 59 | } |
| 60 | |
| 61 | public IClassDefinition getDeclaringClass() { |
| 62 | throw new UnsupportedOperationException(); |
| 63 | } |
| 64 | |
| 65 | public Set<IEnumConstant> getEnumConstants() { |
| 66 | throw new UnsupportedOperationException(); |
| 67 | } |
| 68 | |
| 69 | public Set<IField> getFields() { |
| 70 | throw new UnsupportedOperationException(); |
| 71 | } |
| 72 | |
| 73 | public Set<IClassDefinition> getInnerClasses() { |
| 74 | throw new UnsupportedOperationException(); |
| 75 | } |
| 76 | |
| 77 | Set<ITypeReference> interfaces = null; |
| 78 | |
| 79 | public Set<ITypeReference> getInterfaces() { |
| 80 | if (interfaces == null) { |
| 81 | Set<ITypeReference> originalInterfaces = original.getInterfaces(); |
| 82 | if (originalInterfaces == null) { |
| 83 | interfaces = Collections.emptySet(); |
| 84 | } else { |
| 85 | interfaces = new HashSet<ITypeReference>(); |
| 86 | for (ITypeReference interfaze : originalInterfaces) { |
| 87 | interfaces.add(ViewpointAdapter.substitutedTypeReference( |
| 88 | interfaze, substitutions)); |
| 89 | } |
| 90 | interfaces = Collections.unmodifiableSet(interfaces); |
| 91 | } |
| 92 | } |
| 93 | return interfaces; |
| 94 | } |
| 95 | |
| 96 | public Kind getKind() { |
| 97 | return original.getKind(); |
| 98 | } |
| 99 | |
| 100 | |
| 101 | Set<IMethod> methods = null; |
| 102 | |
| 103 | public Set<IMethod> getMethods() { |
| 104 | if (methods == null) { |
| 105 | Set<IMethod> originalMethods = original.getMethods(); |
| 106 | if (originalMethods == null) { |
| 107 | methods = Collections.emptySet(); |
| 108 | } else { |
| 109 | methods = new HashSet<IMethod>(); |
| 110 | for (IMethod m : original.getMethods()) { |
| 111 | methods.add(new MethodProjection(m, substitutions)); |
| 112 | } |
| 113 | methods = Collections.unmodifiableSet(methods); |
| 114 | } |
| 115 | } |
| 116 | return methods; |
| 117 | } |
| 118 | |
| 119 | public Set<Modifier> getModifiers() { |
| 120 | return original.getModifiers(); |
| 121 | } |
| 122 | |
| 123 | public String getName() { |
| 124 | return original.getName(); |
| 125 | } |
| 126 | |
| 127 | public List<String> getPackageFragments() { |
| 128 | return original.getPackageFragments(); |
| 129 | } |
| 130 | |
| 131 | public String getPackageName() { |
| 132 | return original.getPackageName(); |
| 133 | } |
| 134 | |
| 135 | public String getQualifiedName() { |
| 136 | return original.getQualifiedName(); |
| 137 | } |
| 138 | |
| 139 | private boolean superClassInit = false; |
| 140 | private ITypeReference superClass = null; |
| 141 | |
| 142 | public ITypeReference getSuperClass() { |
| 143 | if (!superClassInit) { |
| 144 | ITypeReference originalSuperClass = original.getSuperClass(); |
| 145 | if (originalSuperClass != null) { |
| 146 | superClass = ViewpointAdapter.substitutedTypeReference(original |
| 147 | .getSuperClass(), substitutions); |
| 148 | } |
| 149 | superClassInit = true; |
| 150 | } |
| 151 | return superClass; |
| 152 | } |
| 153 | |
| 154 | // Definitions of type variables are not substituted |
| 155 | public List<ITypeVariableDefinition> getTypeParameters() { |
| 156 | return original.getTypeParameters(); |
| 157 | } |
| 158 | |
| 159 | @Override |
| 160 | public int hashCode() { |
| 161 | return SigClassDefinition.hashCode(this); |
| 162 | } |
| 163 | |
| 164 | @Override |
| 165 | public boolean equals(Object obj) { |
| 166 | return SigClassDefinition.equals(this, obj); |
| 167 | } |
| 168 | |
| 169 | @Override |
| 170 | public String toString() { |
| 171 | return "(" + SigClassDefinition.toString(this) + " : " + substitutions |
| 172 | + " )"; |
| 173 | } |
| 174 | |
| 175 | } |