Thu, 31 Aug 2017 15:18:52 +0800
merge
aoqi@0 | 1 | /* |
aoqi@0 | 2 | * Copyright (c) 1997, 2011, Oracle and/or its affiliates. All rights reserved. |
aoqi@0 | 3 | * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER. |
aoqi@0 | 4 | * |
aoqi@0 | 5 | * This code is free software; you can redistribute it and/or modify it |
aoqi@0 | 6 | * under the terms of the GNU General Public License version 2 only, as |
aoqi@0 | 7 | * published by the Free Software Foundation. Oracle designates this |
aoqi@0 | 8 | * particular file as subject to the "Classpath" exception as provided |
aoqi@0 | 9 | * by Oracle in the LICENSE file that accompanied this code. |
aoqi@0 | 10 | * |
aoqi@0 | 11 | * This code is distributed in the hope that it will be useful, but WITHOUT |
aoqi@0 | 12 | * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or |
aoqi@0 | 13 | * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License |
aoqi@0 | 14 | * version 2 for more details (a copy is included in the LICENSE file that |
aoqi@0 | 15 | * accompanied this code). |
aoqi@0 | 16 | * |
aoqi@0 | 17 | * You should have received a copy of the GNU General Public License version |
aoqi@0 | 18 | * 2 along with this work; if not, write to the Free Software Foundation, |
aoqi@0 | 19 | * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA. |
aoqi@0 | 20 | * |
aoqi@0 | 21 | * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA |
aoqi@0 | 22 | * or visit www.oracle.com if you need additional information or have any |
aoqi@0 | 23 | * questions. |
aoqi@0 | 24 | */ |
aoqi@0 | 25 | |
aoqi@0 | 26 | package com.sun.xml.internal.bind.v2.runtime.unmarshaller; |
aoqi@0 | 27 | |
aoqi@0 | 28 | import java.io.IOException; |
aoqi@0 | 29 | |
aoqi@0 | 30 | import com.sun.xml.internal.bind.v2.runtime.output.Pcdata; |
aoqi@0 | 31 | import com.sun.xml.internal.bind.v2.runtime.output.UTF8XmlOutput; |
aoqi@0 | 32 | |
aoqi@0 | 33 | /** |
aoqi@0 | 34 | * Typed {@link CharSequence} for int[]. |
aoqi@0 | 35 | * |
aoqi@0 | 36 | * <p> |
aoqi@0 | 37 | * Fed to unmarshaller when the 'text' data is actually |
aoqi@0 | 38 | * a virtual image of int array. |
aoqi@0 | 39 | * |
aoqi@0 | 40 | * <p> |
aoqi@0 | 41 | * This class holds int[] as a triplet of (data,start,len) |
aoqi@0 | 42 | * where 'start' and 'len' represents the start position of the |
aoqi@0 | 43 | * data and the length. |
aoqi@0 | 44 | * |
aoqi@0 | 45 | * @author Kohsuke Kawaguchi |
aoqi@0 | 46 | */ |
aoqi@0 | 47 | public final class IntArrayData extends Pcdata { |
aoqi@0 | 48 | |
aoqi@0 | 49 | private int[] data; |
aoqi@0 | 50 | private int start; |
aoqi@0 | 51 | private int len; |
aoqi@0 | 52 | |
aoqi@0 | 53 | /** |
aoqi@0 | 54 | * String representation of the data. Lazily computed. |
aoqi@0 | 55 | */ |
aoqi@0 | 56 | private StringBuilder literal; |
aoqi@0 | 57 | |
aoqi@0 | 58 | |
aoqi@0 | 59 | public IntArrayData(int[] data, int start, int len) { |
aoqi@0 | 60 | set(data, start, len); |
aoqi@0 | 61 | } |
aoqi@0 | 62 | |
aoqi@0 | 63 | public IntArrayData() { |
aoqi@0 | 64 | } |
aoqi@0 | 65 | |
aoqi@0 | 66 | /** |
aoqi@0 | 67 | * Sets the int[] data to this object. |
aoqi@0 | 68 | * |
aoqi@0 | 69 | * <p> |
aoqi@0 | 70 | * This method doesn't make a copy for a performance reason. |
aoqi@0 | 71 | * The caller is still free to modify the array it passed to this method, |
aoqi@0 | 72 | * but he should do so with a care. The unmarshalling code isn't expecting |
aoqi@0 | 73 | * the value to be changed while it's being routed. |
aoqi@0 | 74 | */ |
aoqi@0 | 75 | public void set(int[] data, int start, int len) { |
aoqi@0 | 76 | this.data = data; |
aoqi@0 | 77 | this.start = start; |
aoqi@0 | 78 | this.len = len; |
aoqi@0 | 79 | this.literal = null; |
aoqi@0 | 80 | } |
aoqi@0 | 81 | |
aoqi@0 | 82 | public int length() { |
aoqi@0 | 83 | return getLiteral().length(); |
aoqi@0 | 84 | } |
aoqi@0 | 85 | |
aoqi@0 | 86 | public char charAt(int index) { |
aoqi@0 | 87 | return getLiteral().charAt(index); |
aoqi@0 | 88 | } |
aoqi@0 | 89 | |
aoqi@0 | 90 | public CharSequence subSequence(int start, int end) { |
aoqi@0 | 91 | return getLiteral().subSequence(start,end); |
aoqi@0 | 92 | } |
aoqi@0 | 93 | |
aoqi@0 | 94 | /** |
aoqi@0 | 95 | * Computes the literal form from the data. |
aoqi@0 | 96 | */ |
aoqi@0 | 97 | private StringBuilder getLiteral() { |
aoqi@0 | 98 | if(literal!=null) return literal; |
aoqi@0 | 99 | |
aoqi@0 | 100 | literal = new StringBuilder(); |
aoqi@0 | 101 | int p = start; |
aoqi@0 | 102 | for( int i=len; i>0; i-- ) { |
aoqi@0 | 103 | if(literal.length()>0) literal.append(' '); |
aoqi@0 | 104 | literal.append(data[p++]); |
aoqi@0 | 105 | } |
aoqi@0 | 106 | |
aoqi@0 | 107 | return literal; |
aoqi@0 | 108 | } |
aoqi@0 | 109 | |
aoqi@0 | 110 | public String toString() { |
aoqi@0 | 111 | return literal.toString(); |
aoqi@0 | 112 | } |
aoqi@0 | 113 | |
aoqi@0 | 114 | public void writeTo(UTF8XmlOutput output) throws IOException { |
aoqi@0 | 115 | int p = start; |
aoqi@0 | 116 | for( int i=len; i>0; i-- ) { |
aoqi@0 | 117 | if(i!=len) |
aoqi@0 | 118 | output.write(' '); |
aoqi@0 | 119 | output.text(data[p++]); |
aoqi@0 | 120 | } |
aoqi@0 | 121 | } |
aoqi@0 | 122 | } |