1 /* 2 * Licensed to the Apache Software Foundation (ASF) under one or more 3 * contributor license agreements. See the NOTICE file distributed with 4 * this work for additional information regarding copyright ownership. 5 * The ASF licenses this file to You under the Apache License, Version 2.0 6 * (the "License"); you may not use this file except in compliance with 7 * the License. You may obtain a copy of the License at 8 * 9 * http://www.apache.org/licenses/LICENSE-2.0 10 * 11 * Unless required by applicable law or agreed to in writing, software 12 * distributed under the License is distributed on an "AS IS" BASIS, 13 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. 14 * See the License for the specific language governing permissions and 15 * limitations under the License. 16 * 17 */ 18 package org.apache.bcel.generic; 19 20 /** 21 * Wrapper class for `compound' operations, virtual instructions that 22 * don't exist as byte code, but give a useful meaning. For example, 23 * the (virtual) PUSH instruction takes an arbitray argument and produces the 24 * appropiate code at dump time (ICONST, LDC, BIPUSH, ...). Also you can use the 25 * SWITCH instruction as a useful template for either LOOKUPSWITCH or 26 * TABLESWITCH. 27 * 28 * The interface provides the possibilty for the user to write 29 * `templates' or `macros' for such reuseable code patterns. 30 * 31 * @version $Id$ 32 * @see PUSH 33 * @see SWITCH 34 */ 35 public interface CompoundInstruction { 36 getInstructionList()37 InstructionList getInstructionList(); 38 } 39