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.codegen.intrinsics;
018    
019    import com.intellij.psi.PsiElement;
020    import org.jetbrains.annotations.NotNull;
021    import org.jetbrains.annotations.Nullable;
022    import org.jetbrains.asm4.Type;
023    import org.jetbrains.asm4.commons.InstructionAdapter;
024    import org.jetbrains.jet.codegen.ExpressionCodegen;
025    import org.jetbrains.jet.codegen.StackValue;
026    import org.jetbrains.jet.codegen.state.GenerationState;
027    import org.jetbrains.jet.lang.descriptors.CallableDescriptor;
028    import org.jetbrains.jet.lang.descriptors.ValueParameterDescriptor;
029    import org.jetbrains.jet.lang.psi.JetCallExpression;
030    import org.jetbrains.jet.lang.psi.JetExpression;
031    import org.jetbrains.jet.lang.resolve.BindingContext;
032    import org.jetbrains.jet.lang.resolve.calls.model.ResolvedCall;
033    import org.jetbrains.jet.lang.resolve.calls.model.ResolvedValueArgument;
034    import org.jetbrains.jet.lang.resolve.calls.model.VarargValueArgument;
035    
036    import java.util.List;
037    import java.util.Map;
038    
039    public 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    }