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.java;
018    
019    import jet.typeinfo.TypeInfoVariance;
020    import org.jetbrains.jet.lang.types.Variance;
021    
022    public class JetSignatureUtils {
023        
024        static {
025            if (Variance.INVARIANT.ordinal() != TypeInfoVariance.INVARIANT.ordinal())
026                throw new IllegalStateException();
027            if (Variance.IN_VARIANCE.ordinal() != TypeInfoVariance.IN.ordinal())
028                throw new IllegalStateException();
029            if (Variance.OUT_VARIANCE.ordinal() != TypeInfoVariance.OUT.ordinal())
030                throw new IllegalStateException();
031        }
032    
033        public static TypeInfoVariance translateVariance(Variance variance) {
034            return TypeInfoVariance.values()[variance.ordinal()];
035        }
036    
037        public static Variance translateVariance(TypeInfoVariance variance) {
038            return Variance.values()[variance.ordinal()];
039        }
040    
041    }