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.resolve.constants;
018    
019    import org.jetbrains.annotations.NotNull;
020    import org.jetbrains.jet.lang.descriptors.annotations.AnnotationArgumentVisitor;
021    import org.jetbrains.jet.lang.types.lang.KotlinBuiltIns;
022    import org.jetbrains.jet.lang.types.JetType;
023    
024    public class StringValue implements CompileTimeConstant<String> {
025    
026        private final String value;
027    
028        public StringValue(String value) {
029            this.value = value;
030        }
031    
032        @Override
033        public String getValue() {
034            return value;
035        }
036    
037        @NotNull
038        @Override
039        public JetType getType(@NotNull KotlinBuiltIns kotlinBuiltIns) {
040            return kotlinBuiltIns.getStringType();
041        }
042    
043        @Override
044        public <R, D> R accept(AnnotationArgumentVisitor<R, D> visitor, D data) {
045            return visitor.visitStringValue(this, data);
046        }
047    
048        @Override
049        public String toString() {
050            return "\"" + value + "\"";
051        }
052    
053        @Override
054        public boolean equals(Object o) {
055            if (this == o) return true;
056            if (o == null || getClass() != o.getClass()) return false;
057    
058            StringValue that = (StringValue) o;
059    
060            if (value != null ? !value.equals(that.value) : that.value != null) return false;
061    
062            return true;
063        }
064    
065        @Override
066        public int hashCode() {
067            return value != null ? value.hashCode() : 0;
068        }
069    }