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.resolve.constants;
018    
019    import org.jetbrains.annotations.NotNull;
020    import org.jetbrains.kotlin.builtins.KotlinBuiltIns;
021    import org.jetbrains.kotlin.descriptors.annotations.AnnotationArgumentVisitor;
022    import org.jetbrains.kotlin.types.JetType;
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            assert KotlinBuiltIns.getInstance().isArray(type) ||
036                   KotlinBuiltIns.getInstance().isPrimitiveArray(type) : "Type should be an array, but was " + type + ": " + value;
037            this.type = type;
038        }
039    
040        @NotNull
041        @Override
042        public List<CompileTimeConstant<?>> getValue() {
043            List<CompileTimeConstant<?>> value = super.getValue();
044            assert value != null : "Guaranteed by constructor";
045            return value;
046        }
047    
048        @NotNull
049        @Override
050        public JetType getType(@NotNull KotlinBuiltIns kotlinBuiltIns) {
051            return type;
052        }
053    
054        @Override
055        public <R, D> R accept(AnnotationArgumentVisitor<R, D> visitor, D data) {
056            return visitor.visitArrayValue(this, data);
057        }
058    
059        @Override
060        public String toString() {
061           return value.toString();
062        }
063    
064        @Override
065        public boolean equals(Object o) {
066            if (this == o) return true;
067            if (o == null || getClass() != o.getClass()) return false;
068    
069            ArrayValue that = (ArrayValue) o;
070    
071            if (value == null) {
072                return that.value == null;
073            }
074    
075            int i = 0;
076            for (Object thisObject : value) {
077                if (!thisObject.equals(that.value.get(i))) {
078                    return false;
079                }
080                i++;
081            }
082    
083            return true;
084        }
085    
086        @Override
087        public int hashCode() {
088            int hashCode = 0;
089            if (value == null) return hashCode;
090            for (Object o : value) {
091                hashCode += o.hashCode();
092            }
093            return hashCode;
094        }
095    }
096