001 /*
002 * Copyright 2010-2013 JetBrains s.r.o.
003 *
004 * Licensed under the Apache License, Version 2.0 (the "License");
005 * you may not use this file except in compliance with the License.
006 * You may obtain a copy of the License at
007 *
008 * http://www.apache.org/licenses/LICENSE-2.0
009 *
010 * Unless required by applicable law or agreed to in writing, software
011 * distributed under the License is distributed on an "AS IS" BASIS,
012 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
013 * See the License for the specific language governing permissions and
014 * limitations under the License.
015 */
016
017 package org.jetbrains.jet.lang.descriptors.impl;
018
019 import org.jetbrains.annotations.NotNull;
020 import org.jetbrains.annotations.Nullable;
021 import org.jetbrains.jet.lang.descriptors.*;
022 import org.jetbrains.jet.lang.descriptors.annotations.Annotations;
023 import org.jetbrains.jet.lang.resolve.name.Name;
024 import org.jetbrains.jet.lang.types.TypeSubstitutor;
025
026 import java.util.Collections;
027 import java.util.LinkedHashSet;
028 import java.util.List;
029 import java.util.Set;
030
031 public abstract class PropertyAccessorDescriptorImpl extends DeclarationDescriptorNonRootImpl implements PropertyAccessorDescriptor {
032
033 private final boolean hasBody;
034 private final boolean isDefault;
035 private final Modality modality;
036 private final PropertyDescriptor correspondingProperty;
037 private final Kind kind;
038 private Visibility visibility;
039
040 public PropertyAccessorDescriptorImpl(
041 @NotNull Modality modality,
042 @NotNull Visibility visibility,
043 @NotNull PropertyDescriptor correspondingProperty,
044 @NotNull Annotations annotations,
045 @NotNull Name name,
046 boolean hasBody,
047 boolean isDefault,
048 Kind kind,
049 @NotNull SourceElement source
050 ) {
051 super(correspondingProperty.getContainingDeclaration(), annotations, name, source);
052 this.modality = modality;
053 this.visibility = visibility;
054 this.correspondingProperty = correspondingProperty;
055 this.hasBody = hasBody;
056 this.isDefault = isDefault;
057 this.kind = kind;
058 }
059
060 @Override
061 public boolean hasBody() {
062 return hasBody;
063 }
064
065 @Override
066 public boolean isDefault() {
067 return isDefault;
068 }
069
070 @NotNull
071 @Override
072 public Kind getKind() {
073 return kind;
074 }
075
076 @NotNull
077 @Override
078 public FunctionDescriptor substitute(@NotNull TypeSubstitutor substitutor) {
079 throw new UnsupportedOperationException(); // TODO
080 }
081
082 @NotNull
083 @Override
084 public List<TypeParameterDescriptor> getTypeParameters() {
085 return Collections.emptyList();
086 }
087
088 @Override
089 public boolean hasStableParameterNames() {
090 return false;
091 }
092
093 @Override
094 public boolean hasSynthesizedParameterNames() {
095 return false;
096 }
097
098 @NotNull
099 @Override
100 public Modality getModality() {
101 return modality;
102 }
103
104 @NotNull
105 @Override
106 public Visibility getVisibility() {
107 return visibility;
108 }
109
110 public void setVisibility(Visibility visibility) {
111 this.visibility = visibility;
112 }
113
114 @Override
115 @NotNull
116 public PropertyDescriptor getCorrespondingProperty() {
117 return correspondingProperty;
118 }
119
120 @Nullable
121 @Override
122 public ReceiverParameterDescriptor getExtensionReceiverParameter() {
123 return getCorrespondingProperty().getExtensionReceiverParameter();
124 }
125
126 @Nullable
127 @Override
128 public ReceiverParameterDescriptor getDispatchReceiverParameter() {
129 return getCorrespondingProperty().getDispatchReceiverParameter();
130 }
131
132 @NotNull
133 @Override
134 public PropertyAccessorDescriptor copy(
135 DeclarationDescriptor newOwner,
136 Modality modality,
137 Visibility visibility,
138 Kind kind,
139 boolean copyOverrides
140 ) {
141 throw new UnsupportedOperationException("Accessors must be copied by the corresponding property");
142 }
143
144 @NotNull
145 protected Set<PropertyAccessorDescriptor> getOverriddenDescriptors(boolean isGetter) {
146 Set<? extends PropertyDescriptor> overriddenProperties = getCorrespondingProperty().getOverriddenDescriptors();
147 // LinkedHashSet for determinism
148 Set<PropertyAccessorDescriptor> overriddenAccessors = new LinkedHashSet<PropertyAccessorDescriptor>();
149 for (PropertyDescriptor overriddenProperty : overriddenProperties) {
150 PropertyAccessorDescriptor accessorDescriptor = isGetter ? overriddenProperty.getGetter() : overriddenProperty.getSetter();
151 if (accessorDescriptor != null) {
152 overriddenAccessors.add(accessorDescriptor);
153 }
154 }
155 return overriddenAccessors;
156 }
157
158 @Override
159 public void addOverriddenDescriptor(@NotNull CallableMemberDescriptor overridden) {
160 throw new IllegalStateException();
161 }
162
163 @NotNull
164 @Override
165 public abstract PropertyAccessorDescriptor getOriginal();
166 }