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.ClassDescriptor;
021    import org.jetbrains.jet.lang.descriptors.annotations.AnnotationArgumentVisitor;
022    import org.jetbrains.jet.lang.types.JetType;
023    import org.jetbrains.jet.lang.types.lang.KotlinBuiltIns;
024    
025    public class EnumValue extends CompileTimeConstant<ClassDescriptor> {
026    
027        public EnumValue(@NotNull ClassDescriptor value) {
028            super(value, true, false);
029        }
030    
031        @NotNull
032        @Override
033        public JetType getType(@NotNull KotlinBuiltIns kotlinBuiltIns) {
034            JetType type = value.getClassObjectType();
035            assert type != null : "Enum entry should have a class object: " + value;
036            return type;
037        }
038    
039        @Override
040        public <R, D> R accept(AnnotationArgumentVisitor<R, D> visitor, D data) {
041            return visitor.visitEnumValue(this, data);
042        }
043    
044        @Override
045        public String toString() {
046            return getType(KotlinBuiltIns.getInstance()) + "." + value.getName();
047        }
048    
049        @Override
050        public boolean equals(Object o) {
051            if (this == o) return true;
052            if (o == null || getClass() != o.getClass()) return false;
053    
054            return value.equals(((EnumValue) o).value);
055        }
056    
057        @Override
058        public int hashCode() {
059            return value.hashCode();
060        }
061    }
062