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.cfg.pseudocode;
018    
019    import com.google.common.collect.Lists;
020    import org.jetbrains.annotations.NotNull;
021    import org.jetbrains.jet.lang.psi.JetElement;
022    
023    import java.util.ArrayList;
024    import java.util.Collection;
025    
026    public class LocalFunctionDeclarationInstruction extends InstructionWithNext {
027    
028        private final Pseudocode body;
029        private Instruction sink;
030    
031        public LocalFunctionDeclarationInstruction(@NotNull JetElement element, Pseudocode body) {
032            super(element);
033            this.body = body;
034        }
035    
036        public Pseudocode getBody() {
037            return body;
038        }
039    
040        @NotNull
041        @Override
042        public Collection<Instruction> getNextInstructions() {
043            if (sink != null) {
044                ArrayList<Instruction> instructions = Lists.newArrayList(sink);
045                instructions.addAll(super.getNextInstructions());
046                return instructions;
047            }
048            return super.getNextInstructions();
049        }
050    
051        public void setSink(SubroutineSinkInstruction sink) {
052            this.sink = outgoingEdgeTo(sink);
053        }
054    
055        @Override
056        public void accept(@NotNull InstructionVisitor visitor) {
057            visitor.visitLocalFunctionDeclarationInstruction(this);
058        }
059    
060        @Override
061        public <R> R accept(@NotNull InstructionVisitorWithResult<R> visitor) {
062            return visitor.visitLocalFunctionDeclarationInstruction(this);
063        }
064    
065        @Override
066        public String toString() {
067            return "d" + "(" + render(element) + ")";
068        }
069    
070        @NotNull
071        @Override
072        protected Instruction createCopy() {
073            return new LocalFunctionDeclarationInstruction(element, body);
074        }
075    }