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.codegen.intrinsics;
018
019import com.intellij.psi.PsiElement;
020import org.jetbrains.annotations.NotNull;
021import org.jetbrains.annotations.Nullable;
022import org.jetbrains.asm4.Type;
023import org.jetbrains.asm4.commons.InstructionAdapter;
024import org.jetbrains.jet.codegen.ExpressionCodegen;
025import org.jetbrains.jet.codegen.StackValue;
026import org.jetbrains.jet.codegen.state.GenerationState;
027import org.jetbrains.jet.lang.descriptors.CallableDescriptor;
028import org.jetbrains.jet.lang.descriptors.ValueParameterDescriptor;
029import org.jetbrains.jet.lang.psi.JetCallExpression;
030import org.jetbrains.jet.lang.psi.JetExpression;
031import org.jetbrains.jet.lang.resolve.BindingContext;
032import org.jetbrains.jet.lang.resolve.calls.model.ResolvedCall;
033import org.jetbrains.jet.lang.resolve.calls.model.ResolvedValueArgument;
034import org.jetbrains.jet.lang.resolve.calls.model.VarargValueArgument;
035
036import java.util.List;
037import java.util.Map;
038
039public class JavaClassArray implements IntrinsicMethod {
040    @Override
041    public StackValue generate(
042            ExpressionCodegen codegen,
043            InstructionAdapter v,
044            @NotNull Type expectedType,
045            @Nullable PsiElement element,
046            @Nullable List<JetExpression> arguments,
047            StackValue receiver,
048            @NotNull GenerationState state
049    ) {
050        ResolvedCall<? extends CallableDescriptor> call =
051                codegen.getBindingContext().get(BindingContext.RESOLVED_CALL, ((JetCallExpression) element).getCalleeExpression());
052        assert call != null;
053        Map.Entry<ValueParameterDescriptor, ResolvedValueArgument> next = call.getValueArguments().entrySet().iterator().next();
054        codegen.genVarargs(next.getKey(), (VarargValueArgument) next.getValue());
055        return StackValue.onStack(expectedType);
056    }
057}