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 org.jetbrains.annotations.NotNull;
020    import org.jetbrains.jet.lang.psi.JetElement;
021    
022    import java.util.Collection;
023    import java.util.Collections;
024    
025    public class SubroutineSinkInstruction extends InstructionImpl {
026        private final JetElement subroutine;
027        private final String debugLabel;
028    
029        public SubroutineSinkInstruction(@NotNull JetElement subroutine, @NotNull LexicalScope lexicalScope, @NotNull String debugLabel) {
030            super(lexicalScope);
031            this.subroutine = subroutine;
032            this.debugLabel = debugLabel;
033        }
034    
035        public JetElement getSubroutine() {
036            return subroutine;
037        }
038    
039        @NotNull
040        @Override
041        public Collection<Instruction> getNextInstructions() {
042            return Collections.emptyList();
043        }
044    
045        @Override
046        public void accept(@NotNull InstructionVisitor visitor) {
047            visitor.visitSubroutineSink(this);
048        }
049    
050        @Override
051        public <R> R accept(@NotNull InstructionVisitorWithResult<R> visitor) {
052            return visitor.visitSubroutineSink(this);
053        }
054    
055        @Override
056        public String toString() {
057            return debugLabel;
058        }
059    
060        @NotNull
061        @Override
062        protected Instruction createCopy() {
063            return new SubroutineSinkInstruction(subroutine, lexicalScope, debugLabel);
064        }
065    }