001    /*
002     * Copyright 2010-2015 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.kotlin.descriptors.impl;
018    
019    import org.jetbrains.annotations.NotNull;
020    import org.jetbrains.annotations.Nullable;
021    import org.jetbrains.kotlin.descriptors.*;
022    import org.jetbrains.kotlin.descriptors.annotations.Annotations;
023    import org.jetbrains.kotlin.name.Name;
024    import org.jetbrains.kotlin.types.JetType;
025    
026    import java.util.Collection;
027    import java.util.Collections;
028    import java.util.List;
029    
030    public class PropertyGetterDescriptorImpl extends PropertyAccessorDescriptorImpl implements PropertyGetterDescriptor {
031        private JetType returnType;
032    
033        @NotNull
034        private final PropertyGetterDescriptor original;
035    
036        public PropertyGetterDescriptorImpl(
037                @NotNull PropertyDescriptor correspondingProperty,
038                @NotNull Annotations annotations,
039                @NotNull Modality modality,
040                @NotNull Visibility visibility,
041                boolean hasBody,
042                boolean isDefault,
043                @NotNull Kind kind,
044                @Nullable PropertyGetterDescriptor original,
045                @NotNull SourceElement source
046        )
047        {
048            super(modality, visibility, correspondingProperty, annotations, Name.special("<get-" + correspondingProperty.getName() + ">"),
049                  hasBody, isDefault, kind, source);
050            this.original = original != null ? original : this;
051        }
052        
053        public void initialize(JetType returnType) {
054            this.returnType = returnType == null ? getCorrespondingProperty().getType() : returnType;
055        }
056    
057        @NotNull
058        @Override
059        @SuppressWarnings("unchecked")
060        public Collection<? extends PropertyGetterDescriptor> getOverriddenDescriptors() {
061            return (Collection) super.getOverriddenDescriptors(true);
062        }
063    
064        @NotNull
065        @Override
066        public List<ValueParameterDescriptor> getValueParameters() {
067            return Collections.emptyList();
068        }
069    
070        @Override
071        public JetType getReturnType() {
072            return returnType;
073        }
074    
075        @Override
076        public <R, D> R accept(DeclarationDescriptorVisitor<R, D> visitor, D data) {
077            return visitor.visitPropertyGetterDescriptor(this, data);
078        }
079    
080        @NotNull
081        @Override
082        public PropertyGetterDescriptor getOriginal() {
083            return this.original;
084        }
085    }