Mercurial > hg > openjdk > jdk9 > jaxp
view src/java.xml/share/classes/com/sun/org/apache/bcel/internal/generic/ArrayType.java @ 1113:2fdbfbde3bc0
8162572: Update License Header for all JAXP sources
Reviewed-by: lancea
author | joehw |
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date | Mon, 17 Apr 2017 16:24:10 -0700 |
parents | 2bfaf29cc90b |
children |
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/* * 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.Constants; /** * Denotes array type, such as int[][] * * @author <A HREF="mailto:markus.dahm@berlin.de">M. Dahm</A> */ public final class ArrayType extends ReferenceType { private int dimensions; private Type basic_type; /** * Convenience constructor for array type, e.g. int[] * * @param type array type, e.g. T_INT */ public ArrayType(byte type, int dimensions) { this(BasicType.getType(type), dimensions); } /** * Convenience constructor for reference array type, e.g. Object[] * * @param class_name complete name of class (java.lang.String, e.g.) */ public ArrayType(String class_name, int dimensions) { this(new ObjectType(class_name), dimensions); } /** * Constructor for array of given type * * @param type type of array (may be an array itself) */ public ArrayType(Type type, int dimensions) { super(Constants.T_ARRAY, "<dummy>"); if((dimensions < 1) || (dimensions > Constants.MAX_BYTE)) throw new ClassGenException("Invalid number of dimensions: " + dimensions); switch(type.getType()) { case Constants.T_ARRAY: ArrayType array = (ArrayType)type; this.dimensions = dimensions + array.dimensions; basic_type = array.basic_type; break; case Constants.T_VOID: throw new ClassGenException("Invalid type: void[]"); default: // Basic type or reference this.dimensions = dimensions; basic_type = type; break; } StringBuffer buf = new StringBuffer(); for(int i=0; i < this.dimensions; i++) buf.append('['); buf.append(basic_type.getSignature()); signature = buf.toString(); } /** * @return basic type of array, i.e., for int[][][] the basic type is int */ public Type getBasicType() { return basic_type; } /** * @return element type of array, i.e., for int[][][] the element type is int[][] */ public Type getElementType() { if(dimensions == 1) return basic_type; else return new ArrayType(basic_type, dimensions - 1); } /** @return number of dimensions of array */ public int getDimensions() { return dimensions; } /** @return a hash code value for the object. */ public int hashCode() { return basic_type.hashCode() ^ dimensions; } /** @return true if both type objects refer to the same array type. */ public boolean equals(Object type) { if(type instanceof ArrayType) { ArrayType array = (ArrayType)type; return (array.dimensions == dimensions) && array.basic_type.equals(basic_type); } else return false; } }