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.JetType;
022    import org.jetbrains.jet.lang.types.lang.KotlinBuiltIns;
023    
024    import java.util.List;
025    
026    public class ArrayValue extends CompileTimeConstant<List<CompileTimeConstant<?>>> {
027    
028        private final JetType type;
029    
030        public ArrayValue(@NotNull List<CompileTimeConstant<?>> value,
031                          @NotNull JetType type,
032                          boolean canBeUsedInAnnotations,
033                          boolean usesVariableAsConstant) {
034            super(value, canBeUsedInAnnotations, false, usesVariableAsConstant);
035            this.type = type;
036        }
037    
038        @NotNull
039        @Override
040        public List<CompileTimeConstant<?>> getValue() {
041            List<CompileTimeConstant<?>> value = super.getValue();
042            assert value != null : "Guaranteed by constructor";
043            return value;
044        }
045    
046        @NotNull
047        @Override
048        public JetType getType(@NotNull KotlinBuiltIns kotlinBuiltIns) {
049            return type;
050        }
051    
052        @Override
053        public <R, D> R accept(AnnotationArgumentVisitor<R, D> visitor, D data) {
054            return visitor.visitArrayValue(this, data);
055        }
056    
057        @Override
058        public String toString() {
059           return value.toString();
060        }
061    
062        @Override
063        public boolean equals(Object o) {
064            if (this == o) return true;
065            if (o == null || getClass() != o.getClass()) return false;
066    
067            ArrayValue that = (ArrayValue) o;
068    
069            if (value == null) {
070                return that.value == null;
071            }
072    
073            int i = 0;
074            for (Object thisObject : value) {
075                if (!thisObject.equals(that.value.get(i))) {
076                    return false;
077                }
078                i++;
079            }
080    
081            return true;
082        }
083    
084        @Override
085        public int hashCode() {
086            int hashCode = 0;
087            if (value == null) return hashCode;
088            for (Object o : value) {
089                hashCode += o.hashCode();
090            }
091            return hashCode;
092        }
093    }
094