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.annotations.Nullable;
021    import org.jetbrains.kotlin.builtins.KotlinBuiltIns;
022    import org.jetbrains.kotlin.descriptors.annotations.AnnotationArgumentVisitor;
023    import org.jetbrains.kotlin.descriptors.annotations.Annotations;
024    import org.jetbrains.kotlin.types.*;
025    
026    import java.util.Collections;
027    
028    public class IntegerValueTypeConstant extends IntegerValueConstant<Number> {
029    
030        private final IntegerValueTypeConstructor typeConstructor;
031    
032        public IntegerValueTypeConstant(@NotNull Number value, boolean canBeUsedInAnnotations, boolean usesVariableAsConstant) {
033            super(value, canBeUsedInAnnotations, true, usesVariableAsConstant);
034            this.typeConstructor = new IntegerValueTypeConstructor(value.longValue());
035        }
036    
037        @NotNull
038        @Override
039        public JetType getType(@NotNull KotlinBuiltIns kotlinBuiltIns) {
040            return new JetTypeImpl(
041                    Annotations.EMPTY, typeConstructor,
042                    false, Collections.<TypeProjection>emptyList(),
043                    ErrorUtils.createErrorScope("Scope for number value type (" + typeConstructor.toString() + ")", true));
044        }
045    
046        @Nullable
047        @Override
048        @Deprecated
049        public Number getValue() {
050            throw new UnsupportedOperationException("Use IntegerValueTypeConstant.getValue(expectedType) instead");
051        }
052    
053        @NotNull
054        public JetType getType(@NotNull JetType expectedType) {
055            return TypeUtils.getPrimitiveNumberType(typeConstructor, expectedType);
056        }
057    
058        @NotNull
059        public Number getValue(@NotNull JetType expectedType) {
060            Number numberValue = typeConstructor.getValue();
061            KotlinBuiltIns builtIns = KotlinBuiltIns.getInstance();
062    
063            JetType valueType = getType(expectedType);
064            if (valueType.equals(builtIns.getIntType())) {
065                return numberValue.intValue();
066            }
067            else if (valueType.equals(builtIns.getByteType())) {
068                return numberValue.byteValue();
069            }
070            else if (valueType.equals(builtIns.getShortType())) {
071                return numberValue.shortValue();
072            }
073            else {
074                return numberValue.longValue();
075            }
076        }
077    
078        @Override
079        public <R, D> R accept(AnnotationArgumentVisitor<R, D> visitor, D data) {
080            return visitor.visitNumberTypeValue(this, data);
081        }
082    
083        @Override
084        public String toString() {
085            return typeConstructor.toString();
086        }
087    }