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 abstract class InstructionWithNext extends JetElementInstructionImpl {
026        private Instruction next;
027    
028        protected InstructionWithNext(@NotNull JetElement element) {
029            super(element);
030        }
031    
032        public Instruction getNext() {
033            return next;
034        }
035    
036        @NotNull
037        @Override
038        public Collection<Instruction> getNextInstructions() {
039            return Collections.singleton(next);
040        }
041    
042        public void setNext(Instruction next) {
043            this.next = outgoingEdgeTo(next);
044        }
045    }