/* * reserved comment block * DO NOT REMOVE OR ALTER! */ /* * Licensed to the Apache Software Foundation (ASF) under one or more * contributor license agreements. See the NOTICE file distributed with * this work for additional information regarding copyright ownership. * The ASF licenses this file to You under the Apache License, Version 2.0 * (the "License"); you may not use this file except in compliance with * the License. You may obtain a copy of the License at * * http://www.apache.org/licenses/LICENSE-2.0 * * Unless required by applicable law or agreed to in writing, software * distributed under the License is distributed on an "AS IS" BASIS, * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. * See the License for the specific language governing permissions and * limitations under the License. */ package com.sun.org.apache.bcel.internal.generic; import com.sun.org.apache.bcel.internal.ExceptionConstants; /** * ANEWARRAY - Create new array of references *
Stack: ..., count -> ..., arrayref* * @author M. Dahm */ public class ANEWARRAY extends CPInstruction implements LoadClass, AllocationInstruction, ExceptionThrower, StackProducer { /** * Empty constructor needed for the Class.newInstance() statement in * Instruction.readInstruction(). Not to be used otherwise. */ ANEWARRAY() {} public ANEWARRAY(int index) { super(com.sun.org.apache.bcel.internal.Constants.ANEWARRAY, index); } public Class[] getExceptions(){ Class[] cs = new Class[1 + ExceptionConstants.EXCS_CLASS_AND_INTERFACE_RESOLUTION.length]; System.arraycopy(ExceptionConstants.EXCS_CLASS_AND_INTERFACE_RESOLUTION, 0, cs, 0, ExceptionConstants.EXCS_CLASS_AND_INTERFACE_RESOLUTION.length); cs[ExceptionConstants.EXCS_CLASS_AND_INTERFACE_RESOLUTION.length] = ExceptionConstants.NEGATIVE_ARRAY_SIZE_EXCEPTION; return cs; } /** * Call corresponding visitor method(s). The order is: * Call visitor methods of implemented interfaces first, then * call methods according to the class hierarchy in descending order, * i.e., the most specific visitXXX() call comes last. * * @param v Visitor object */ public void accept(Visitor v) { v.visitLoadClass(this); v.visitAllocationInstruction(this); v.visitExceptionThrower(this); v.visitStackProducer(this); v.visitTypedInstruction(this); v.visitCPInstruction(this); v.visitANEWARRAY(this); } public ObjectType getLoadClassType(ConstantPoolGen cpg) { Type t = getType(cpg); if (t instanceof ArrayType){ t = ((ArrayType) t).getBasicType(); } return (t instanceof ObjectType)? (ObjectType) t : null; } }