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
017package org.jetbrains.jet.lang.resolve.java;
018
019import jet.typeinfo.TypeInfoVariance;
020import org.jetbrains.jet.lang.types.Variance;
021
022public 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}