1 /* 2 * reserved comment block 3 * DO NOT REMOVE OR ALTER! 4 */ 5 /* 6 * Licensed to the Apache Software Foundation (ASF) under one or more 7 * contributor license agreements. See the NOTICE file distributed with 8 * this work for additional information regarding copyright ownership. 9 * The ASF licenses this file to You under the Apache License, Version 2.0 10 * (the "License"); you may not use this file except in compliance with 11 * the License. You may obtain a copy of the License at 12 * 13 * http://www.apache.org/licenses/LICENSE-2.0 14 * 15 * Unless required by applicable law or agreed to in writing, software 16 * distributed under the License is distributed on an "AS IS" BASIS, 17 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. 18 * See the License for the specific language governing permissions and 19 * limitations under the License. 20 */ 21 22 package com.sun.org.apache.bcel.internal.generic; 23 24 25 import com.sun.org.apache.bcel.internal.Constants; 26 import com.sun.org.apache.bcel.internal.ExceptionConstants; 27 28 /** 29 * PUTSTATIC - Put static field in class 30 * <PRE>Stack: ..., value -> ...</PRE> 31 * OR 32 * <PRE>Stack: ..., value.word1, value.word2 -> ...</PRE> 33 * 34 * @author <A HREF="mailto:markus.dahm@berlin.de">M. Dahm</A> 35 */ 36 public class PUTSTATIC extends FieldInstruction 37 implements ExceptionThrower, PopInstruction { 38 /** 39 * Empty constructor needed for the Class.newInstance() statement in 40 * Instruction.readInstruction(). Not to be used otherwise. 41 */ 42 PUTSTATIC() {} 43 44 public PUTSTATIC(int index) { 45 super(Constants.PUTSTATIC, index); 46 } 47 48 public int consumeStack(ConstantPoolGen cpg) { return getFieldSize(cpg); } 49 50 public Class[] getExceptions() { 51 Class[] cs = new Class[1 + ExceptionConstants.EXCS_FIELD_AND_METHOD_RESOLUTION.length]; 52 53 System.arraycopy(ExceptionConstants.EXCS_FIELD_AND_METHOD_RESOLUTION, 0, 54 cs, 0, ExceptionConstants.EXCS_FIELD_AND_METHOD_RESOLUTION.length); 55 cs[ExceptionConstants.EXCS_FIELD_AND_METHOD_RESOLUTION.length] = 56 ExceptionConstants.INCOMPATIBLE_CLASS_CHANGE_ERROR; 57 58 return cs; 59 } 60 61 62 /** 63 * Call corresponding visitor method(s). The order is: 64 * Call visitor methods of implemented interfaces first, then 65 * call methods according to the class hierarchy in descending order, 66 * i.e., the most specific visitXXX() call comes last. 67 * 68 * @param v Visitor object 69 */ 70 public void accept(Visitor v) { 71 v.visitExceptionThrower(this); 72 v.visitStackConsumer(this); 73 v.visitPopInstruction(this); 74 v.visitTypedInstruction(this); 75 v.visitLoadClass(this); 76 v.visitCPInstruction(this); 77 v.visitFieldOrMethod(this); 78 v.visitFieldInstruction(this); 79 v.visitPUTSTATIC(this); 80 } 81 }