Java tutorial
/* * 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 org.apache.rat.report.xml.writer.impl.base; import java.io.IOException; import java.io.Writer; import java.util.Arrays; import java.util.HashSet; import java.util.Set; import org.apache.commons.collections.ArrayStack; import org.apache.rat.report.xml.writer.IXmlWriter; import org.apache.rat.report.xml.writer.InvalidXmlException; import org.apache.rat.report.xml.writer.OperationNotAllowedException; /** * <p>Lightweight {@link IXmlWriter} implementation.</p> * <p> * Requires a wrapper to be used safely in a multithreaded * environment.</p> * <p> * Not intended to be subclassed. Please copy and hack!</p> */ public final class XmlWriter implements IXmlWriter { private static final byte NAME_START_MASK = 1 << 1; private static final byte NAME_MASK = 1 << 2; private static final byte NAME_BODY_CHAR = NAME_MASK; private static final byte NAME_START_OR_BODY_CHAR = NAME_MASK | NAME_START_MASK; private final static boolean[] ALLOWED_CHARACTERS = new boolean[1 << 16]; static { Arrays.fill(ALLOWED_CHARACTERS, false); ALLOWED_CHARACTERS[0x9] = true; ALLOWED_CHARACTERS[0xA] = true; ALLOWED_CHARACTERS[0xD] = true; Arrays.fill(ALLOWED_CHARACTERS, 0x20, 0xD7FF, true); Arrays.fill(ALLOWED_CHARACTERS, 0xE000, 0xFFFD, true); } private final static byte[] CHARACTER_CODES = new byte[1 << 16]; static { // Name ::= (Letter | '_' | ':') (NameChar)* CHARACTER_CODES['_'] = NAME_START_OR_BODY_CHAR; CHARACTER_CODES[':'] = NAME_START_OR_BODY_CHAR; // Letter ::= BaseChar | Ideographic // BaseChar Arrays.fill(CHARACTER_CODES, 0x0041, 0x005A, NAME_START_OR_BODY_CHAR); Arrays.fill(CHARACTER_CODES, 0x0061, 0x007A, NAME_START_OR_BODY_CHAR); Arrays.fill(CHARACTER_CODES, 0x00C0, 0x00D6, NAME_START_OR_BODY_CHAR); Arrays.fill(CHARACTER_CODES, 0x00D8, 0x00F6, NAME_START_OR_BODY_CHAR); Arrays.fill(CHARACTER_CODES, 0x00F8, 0x00FF, NAME_START_OR_BODY_CHAR); Arrays.fill(CHARACTER_CODES, 0x0100, 0x0131, NAME_START_OR_BODY_CHAR); Arrays.fill(CHARACTER_CODES, 0x0134, 0x013E, NAME_START_OR_BODY_CHAR); Arrays.fill(CHARACTER_CODES, 0x0141, 0x0148, NAME_START_OR_BODY_CHAR); Arrays.fill(CHARACTER_CODES, 0x014A, 0x017E, NAME_START_OR_BODY_CHAR); Arrays.fill(CHARACTER_CODES, 0x0180, 0x01C3, NAME_START_OR_BODY_CHAR); Arrays.fill(CHARACTER_CODES, 0x01CD, 0x01F0, NAME_START_OR_BODY_CHAR); Arrays.fill(CHARACTER_CODES, 0x01F4, 0x01F5, NAME_START_OR_BODY_CHAR); Arrays.fill(CHARACTER_CODES, 0x01FA, 0x0217, NAME_START_OR_BODY_CHAR); Arrays.fill(CHARACTER_CODES, 0x0250, 0x02A8, NAME_START_OR_BODY_CHAR); Arrays.fill(CHARACTER_CODES, 0x02BB, 0x02C1, NAME_START_OR_BODY_CHAR); CHARACTER_CODES[0x0386] = NAME_START_OR_BODY_CHAR; Arrays.fill(CHARACTER_CODES, 0x0388, 0x038A, NAME_START_OR_BODY_CHAR); CHARACTER_CODES[0x038C] = NAME_START_OR_BODY_CHAR; Arrays.fill(CHARACTER_CODES, 0x038E, 0x03A1, NAME_START_OR_BODY_CHAR); Arrays.fill(CHARACTER_CODES, 0x03A3, 0x03CE, NAME_START_OR_BODY_CHAR); Arrays.fill(CHARACTER_CODES, 0x03D0, 0x03D6, NAME_START_OR_BODY_CHAR); CHARACTER_CODES[0x03DA] = NAME_START_OR_BODY_CHAR; CHARACTER_CODES[0x03DC] = NAME_START_OR_BODY_CHAR; CHARACTER_CODES[0x03DE] = NAME_START_OR_BODY_CHAR; CHARACTER_CODES[0x03E0] = NAME_START_OR_BODY_CHAR; Arrays.fill(CHARACTER_CODES, 0x03E2, 0x03F3, NAME_START_OR_BODY_CHAR); Arrays.fill(CHARACTER_CODES, 0x0401, 0x040C, NAME_START_OR_BODY_CHAR); Arrays.fill(CHARACTER_CODES, 0x040E, 0x044F, NAME_START_OR_BODY_CHAR); Arrays.fill(CHARACTER_CODES, 0x0451, 0x045C, NAME_START_OR_BODY_CHAR); Arrays.fill(CHARACTER_CODES, 0x045E, 0x0481, NAME_START_OR_BODY_CHAR); Arrays.fill(CHARACTER_CODES, 0x0490, 0x04C4, NAME_START_OR_BODY_CHAR); Arrays.fill(CHARACTER_CODES, 0x04C7, 0x04C8, NAME_START_OR_BODY_CHAR); Arrays.fill(CHARACTER_CODES, 0x04CB, 0x04CC, NAME_START_OR_BODY_CHAR); Arrays.fill(CHARACTER_CODES, 0x04D0, 0x04EB, NAME_START_OR_BODY_CHAR); Arrays.fill(CHARACTER_CODES, 0x04EE, 0x04F5, NAME_START_OR_BODY_CHAR); Arrays.fill(CHARACTER_CODES, 0x04F8, 0x04F9, NAME_START_OR_BODY_CHAR); Arrays.fill(CHARACTER_CODES, 0x0531, 0x0556, NAME_START_OR_BODY_CHAR); CHARACTER_CODES[0x0559] = NAME_START_OR_BODY_CHAR; Arrays.fill(CHARACTER_CODES, 0x0561, 0x0586, NAME_START_OR_BODY_CHAR); Arrays.fill(CHARACTER_CODES, 0x05D0, 0x05EA, NAME_START_OR_BODY_CHAR); Arrays.fill(CHARACTER_CODES, 0x05F0, 0x05F2, NAME_START_OR_BODY_CHAR); Arrays.fill(CHARACTER_CODES, 0x0621, 0x063A, NAME_START_OR_BODY_CHAR); Arrays.fill(CHARACTER_CODES, 0x0641, 0x064A, NAME_START_OR_BODY_CHAR); Arrays.fill(CHARACTER_CODES, 0x0671, 0x06B7, NAME_START_OR_BODY_CHAR); Arrays.fill(CHARACTER_CODES, 0x06BA, 0x06BE, NAME_START_OR_BODY_CHAR); Arrays.fill(CHARACTER_CODES, 0x06C0, 0x06CE, NAME_START_OR_BODY_CHAR); Arrays.fill(CHARACTER_CODES, 0x06D0, 0x06D3, NAME_START_OR_BODY_CHAR); CHARACTER_CODES[0x06D5] = NAME_START_OR_BODY_CHAR; Arrays.fill(CHARACTER_CODES, 0x06E5, 0x06E6, NAME_START_OR_BODY_CHAR); Arrays.fill(CHARACTER_CODES, 0x0905, 0x0939, NAME_START_OR_BODY_CHAR); CHARACTER_CODES[0x093D] = NAME_START_OR_BODY_CHAR; Arrays.fill(CHARACTER_CODES, 0x0958, 0x0961, NAME_START_OR_BODY_CHAR); Arrays.fill(CHARACTER_CODES, 0x0985, 0x098C, NAME_START_OR_BODY_CHAR); Arrays.fill(CHARACTER_CODES, 0x098F, 0x0990, NAME_START_OR_BODY_CHAR); Arrays.fill(CHARACTER_CODES, 0x0993, 0x09A8, NAME_START_OR_BODY_CHAR); Arrays.fill(CHARACTER_CODES, 0x09AA, 0x09B0, NAME_START_OR_BODY_CHAR); CHARACTER_CODES[0x09B2] = NAME_START_OR_BODY_CHAR; Arrays.fill(CHARACTER_CODES, 0x09B6, 0x09B9, NAME_START_OR_BODY_CHAR); Arrays.fill(CHARACTER_CODES, 0x09DC, 0x09DD, NAME_START_OR_BODY_CHAR); Arrays.fill(CHARACTER_CODES, 0x09DF, 0x09E1, NAME_START_OR_BODY_CHAR); Arrays.fill(CHARACTER_CODES, 0x09F0, 0x09F1, NAME_START_OR_BODY_CHAR); Arrays.fill(CHARACTER_CODES, 0x0A05, 0x0A0A, NAME_START_OR_BODY_CHAR); Arrays.fill(CHARACTER_CODES, 0x0A0F, 0x0A10, NAME_START_OR_BODY_CHAR); Arrays.fill(CHARACTER_CODES, 0x0A13, 0x0A28, NAME_START_OR_BODY_CHAR); Arrays.fill(CHARACTER_CODES, 0x0A2A, 0x0A30, NAME_START_OR_BODY_CHAR); Arrays.fill(CHARACTER_CODES, 0x0A32, 0x0A33, NAME_START_OR_BODY_CHAR); Arrays.fill(CHARACTER_CODES, 0x0A35, 0x0A36, NAME_START_OR_BODY_CHAR); Arrays.fill(CHARACTER_CODES, 0x0A38, 0x0A39, NAME_START_OR_BODY_CHAR); Arrays.fill(CHARACTER_CODES, 0x0A59, 0x0A5C, NAME_START_OR_BODY_CHAR); CHARACTER_CODES[0x0A5E] = NAME_START_OR_BODY_CHAR; Arrays.fill(CHARACTER_CODES, 0x0A72, 0x0A74, NAME_START_OR_BODY_CHAR); Arrays.fill(CHARACTER_CODES, 0x0A85, 0x0A8B, NAME_START_OR_BODY_CHAR); CHARACTER_CODES[0x0A8D] = NAME_START_OR_BODY_CHAR; Arrays.fill(CHARACTER_CODES, 0x0A8F, 0x0A91, NAME_START_OR_BODY_CHAR); Arrays.fill(CHARACTER_CODES, 0x0A93, 0x0AA8, NAME_START_OR_BODY_CHAR); Arrays.fill(CHARACTER_CODES, 0x0AAA, 0x0AB0, NAME_START_OR_BODY_CHAR); Arrays.fill(CHARACTER_CODES, 0x0AB2, 0x0AB3, NAME_START_OR_BODY_CHAR); Arrays.fill(CHARACTER_CODES, 0x0AB5, 0x0AB9, NAME_START_OR_BODY_CHAR); CHARACTER_CODES[0x0ABD] = NAME_START_OR_BODY_CHAR; CHARACTER_CODES[0x0AE0] = NAME_START_OR_BODY_CHAR; Arrays.fill(CHARACTER_CODES, 0x0B05, 0x0B0C, NAME_START_OR_BODY_CHAR); Arrays.fill(CHARACTER_CODES, 0x0B0F, 0x0B10, NAME_START_OR_BODY_CHAR); Arrays.fill(CHARACTER_CODES, 0x0B13, 0x0B28, NAME_START_OR_BODY_CHAR); Arrays.fill(CHARACTER_CODES, 0x0B2A, 0x0B30, NAME_START_OR_BODY_CHAR); Arrays.fill(CHARACTER_CODES, 0x0B32, 0x0B33, NAME_START_OR_BODY_CHAR); Arrays.fill(CHARACTER_CODES, 0x0B36, 0x0B39, NAME_START_OR_BODY_CHAR); CHARACTER_CODES[0x0B3D] = NAME_START_OR_BODY_CHAR; Arrays.fill(CHARACTER_CODES, 0x0B5C, 0x0B5D, NAME_START_OR_BODY_CHAR); Arrays.fill(CHARACTER_CODES, 0x0B5F, 0x0B61, NAME_START_OR_BODY_CHAR); Arrays.fill(CHARACTER_CODES, 0x0B85, 0x0B8A, NAME_START_OR_BODY_CHAR); Arrays.fill(CHARACTER_CODES, 0x0B8E, 0x0B90, NAME_START_OR_BODY_CHAR); Arrays.fill(CHARACTER_CODES, 0x0B92, 0x0B95, NAME_START_OR_BODY_CHAR); Arrays.fill(CHARACTER_CODES, 0x0B99, 0x0B9A, NAME_START_OR_BODY_CHAR); CHARACTER_CODES[0x0B9C] = NAME_START_OR_BODY_CHAR; Arrays.fill(CHARACTER_CODES, 0x0B9E, 0x0B9F, NAME_START_OR_BODY_CHAR); Arrays.fill(CHARACTER_CODES, 0x0BA3, 0x0BA4, NAME_START_OR_BODY_CHAR); Arrays.fill(CHARACTER_CODES, 0x0BA8, 0x0BAA, NAME_START_OR_BODY_CHAR); Arrays.fill(CHARACTER_CODES, 0x0BAE, 0x0BB5, NAME_START_OR_BODY_CHAR); Arrays.fill(CHARACTER_CODES, 0x0BB7, 0x0BB9, NAME_START_OR_BODY_CHAR); Arrays.fill(CHARACTER_CODES, 0x0C05, 0x0C0C, NAME_START_OR_BODY_CHAR); Arrays.fill(CHARACTER_CODES, 0x0C0E, 0x0C10, NAME_START_OR_BODY_CHAR); Arrays.fill(CHARACTER_CODES, 0x0C12, 0x0C28, NAME_START_OR_BODY_CHAR); Arrays.fill(CHARACTER_CODES, 0x0C2A, 0x0C33, NAME_START_OR_BODY_CHAR); Arrays.fill(CHARACTER_CODES, 0x0C35, 0x0C39, NAME_START_OR_BODY_CHAR); Arrays.fill(CHARACTER_CODES, 0x0C60, 0x0C61, NAME_START_OR_BODY_CHAR); Arrays.fill(CHARACTER_CODES, 0x0C85, 0x0C8C, NAME_START_OR_BODY_CHAR); Arrays.fill(CHARACTER_CODES, 0x0C8E, 0x0C90, NAME_START_OR_BODY_CHAR); Arrays.fill(CHARACTER_CODES, 0x0C92, 0x0CA8, NAME_START_OR_BODY_CHAR); Arrays.fill(CHARACTER_CODES, 0x0CAA, 0x0CB3, NAME_START_OR_BODY_CHAR); Arrays.fill(CHARACTER_CODES, 0x0CB5, 0x0CB9, NAME_START_OR_BODY_CHAR); CHARACTER_CODES[0x0CDE] = NAME_START_OR_BODY_CHAR; Arrays.fill(CHARACTER_CODES, 0x0CE0, 0x0CE1, NAME_START_OR_BODY_CHAR); Arrays.fill(CHARACTER_CODES, 0x0D05, 0x0D0C, NAME_START_OR_BODY_CHAR); Arrays.fill(CHARACTER_CODES, 0x0D0E, 0x0D10, NAME_START_OR_BODY_CHAR); Arrays.fill(CHARACTER_CODES, 0x0D12, 0x0D28, NAME_START_OR_BODY_CHAR); Arrays.fill(CHARACTER_CODES, 0x0D2A, 0x0D39, NAME_START_OR_BODY_CHAR); Arrays.fill(CHARACTER_CODES, 0x0D60, 0x0D61, NAME_START_OR_BODY_CHAR); Arrays.fill(CHARACTER_CODES, 0x0E01, 0x0E2E, NAME_START_OR_BODY_CHAR); CHARACTER_CODES[0x0E30] = NAME_START_OR_BODY_CHAR; Arrays.fill(CHARACTER_CODES, 0x0E32, 0x0E33, NAME_START_OR_BODY_CHAR); Arrays.fill(CHARACTER_CODES, 0x0E40, 0x0E45, NAME_START_OR_BODY_CHAR); Arrays.fill(CHARACTER_CODES, 0x0E81, 0x0E82, NAME_START_OR_BODY_CHAR); CHARACTER_CODES[0x0E84] = NAME_START_OR_BODY_CHAR; Arrays.fill(CHARACTER_CODES, 0x0E87, 0x0E88, NAME_START_OR_BODY_CHAR); CHARACTER_CODES[0x0E8A] = NAME_START_OR_BODY_CHAR; CHARACTER_CODES[0x0E8D] = NAME_START_OR_BODY_CHAR; Arrays.fill(CHARACTER_CODES, 0x0E94, 0x0E97, NAME_START_OR_BODY_CHAR); Arrays.fill(CHARACTER_CODES, 0x0E99, 0x0E9F, NAME_START_OR_BODY_CHAR); Arrays.fill(CHARACTER_CODES, 0x0EA1, 0x0EA3, NAME_START_OR_BODY_CHAR); CHARACTER_CODES[0x0EA5] = NAME_START_OR_BODY_CHAR; CHARACTER_CODES[0x0EA7] = NAME_START_OR_BODY_CHAR; Arrays.fill(CHARACTER_CODES, 0x0EAA, 0x0EAB, NAME_START_OR_BODY_CHAR); Arrays.fill(CHARACTER_CODES, 0x0EAD, 0x0EAE, NAME_START_OR_BODY_CHAR); CHARACTER_CODES[0x0EB0] = NAME_START_OR_BODY_CHAR; Arrays.fill(CHARACTER_CODES, 0x0EB2, 0x0EB3, NAME_START_OR_BODY_CHAR); CHARACTER_CODES[0x0EBD] = NAME_START_OR_BODY_CHAR; Arrays.fill(CHARACTER_CODES, 0x0EC0, 0x0EC4, NAME_START_OR_BODY_CHAR); Arrays.fill(CHARACTER_CODES, 0x0F40, 0x0F47, NAME_START_OR_BODY_CHAR); Arrays.fill(CHARACTER_CODES, 0x0F49, 0x0F69, NAME_START_OR_BODY_CHAR); Arrays.fill(CHARACTER_CODES, 0x10A0, 0x10C5, NAME_START_OR_BODY_CHAR); Arrays.fill(CHARACTER_CODES, 0x10D0, 0x10F6, NAME_START_OR_BODY_CHAR); CHARACTER_CODES[0x1100] = NAME_START_OR_BODY_CHAR; Arrays.fill(CHARACTER_CODES, 0x1102, 0x1103, NAME_START_OR_BODY_CHAR); Arrays.fill(CHARACTER_CODES, 0x1105, 0x1107, NAME_START_OR_BODY_CHAR); CHARACTER_CODES[0x1109] = NAME_START_OR_BODY_CHAR; Arrays.fill(CHARACTER_CODES, 0x110B, 0x110C, NAME_START_OR_BODY_CHAR); Arrays.fill(CHARACTER_CODES, 0x110E, 0x1112, NAME_START_OR_BODY_CHAR); CHARACTER_CODES[0x113C] = NAME_START_OR_BODY_CHAR; CHARACTER_CODES[0x113E] = NAME_START_OR_BODY_CHAR; CHARACTER_CODES[0x1140] = NAME_START_OR_BODY_CHAR; CHARACTER_CODES[0x114C] = NAME_START_OR_BODY_CHAR; CHARACTER_CODES[0x114E] = NAME_START_OR_BODY_CHAR; CHARACTER_CODES[0x1150] = NAME_START_OR_BODY_CHAR; Arrays.fill(CHARACTER_CODES, 0x1154, 0x1155, NAME_START_OR_BODY_CHAR); CHARACTER_CODES[0x1159] = NAME_START_OR_BODY_CHAR; Arrays.fill(CHARACTER_CODES, 0x115F, 0x1161, NAME_START_OR_BODY_CHAR); CHARACTER_CODES[0x1163] = NAME_START_OR_BODY_CHAR; CHARACTER_CODES[0x1165] = NAME_START_OR_BODY_CHAR; CHARACTER_CODES[0x1167] = NAME_START_OR_BODY_CHAR; CHARACTER_CODES[0x1169] = NAME_START_OR_BODY_CHAR; Arrays.fill(CHARACTER_CODES, 0x116D, 0x116E, NAME_START_OR_BODY_CHAR); Arrays.fill(CHARACTER_CODES, 0x1172, 0x1173, NAME_START_OR_BODY_CHAR); CHARACTER_CODES[0x1175] = NAME_START_OR_BODY_CHAR; CHARACTER_CODES[0x119E] = NAME_START_OR_BODY_CHAR; CHARACTER_CODES[0x11A8] = NAME_START_OR_BODY_CHAR; CHARACTER_CODES[0x11AB] = NAME_START_OR_BODY_CHAR; Arrays.fill(CHARACTER_CODES, 0x11AE, 0x11AF, NAME_START_OR_BODY_CHAR); Arrays.fill(CHARACTER_CODES, 0x11B7, 0x11B8, NAME_START_OR_BODY_CHAR); CHARACTER_CODES[0x11BA] = NAME_START_OR_BODY_CHAR; Arrays.fill(CHARACTER_CODES, 0x11BC, 0x11C2, NAME_START_OR_BODY_CHAR); CHARACTER_CODES[0x11EB] = NAME_START_OR_BODY_CHAR; CHARACTER_CODES[0x11F0] = NAME_START_OR_BODY_CHAR; CHARACTER_CODES[0x11F9] = NAME_START_OR_BODY_CHAR; Arrays.fill(CHARACTER_CODES, 0x1E00, 0x1E9B, NAME_START_OR_BODY_CHAR); Arrays.fill(CHARACTER_CODES, 0x1EA0, 0x1EF9, NAME_START_OR_BODY_CHAR); Arrays.fill(CHARACTER_CODES, 0x1F00, 0x1F15, NAME_START_OR_BODY_CHAR); Arrays.fill(CHARACTER_CODES, 0x1F18, 0x1F1D, NAME_START_OR_BODY_CHAR); Arrays.fill(CHARACTER_CODES, 0x1F20, 0x1F45, NAME_START_OR_BODY_CHAR); Arrays.fill(CHARACTER_CODES, 0x1F48, 0x1F4D, NAME_START_OR_BODY_CHAR); Arrays.fill(CHARACTER_CODES, 0x1F50, 0x1F57, NAME_START_OR_BODY_CHAR); CHARACTER_CODES[0x1F59] = NAME_START_OR_BODY_CHAR; CHARACTER_CODES[0x1F5B] = NAME_START_OR_BODY_CHAR; CHARACTER_CODES[0x1F5D] = NAME_START_OR_BODY_CHAR; Arrays.fill(CHARACTER_CODES, 0x1F5F, 0x1F7D, NAME_START_OR_BODY_CHAR); Arrays.fill(CHARACTER_CODES, 0x1F80, 0x1FB4, NAME_START_OR_BODY_CHAR); Arrays.fill(CHARACTER_CODES, 0x1FB6, 0x1FBC, NAME_START_OR_BODY_CHAR); CHARACTER_CODES[0x1FBE] = NAME_START_OR_BODY_CHAR; Arrays.fill(CHARACTER_CODES, 0x1FC2, 0x1FC4, NAME_START_OR_BODY_CHAR); Arrays.fill(CHARACTER_CODES, 0x1FC6, 0x1FCC, NAME_START_OR_BODY_CHAR); Arrays.fill(CHARACTER_CODES, 0x1FD0, 0x1FD3, NAME_START_OR_BODY_CHAR); Arrays.fill(CHARACTER_CODES, 0x1FD6, 0x1FDB, NAME_START_OR_BODY_CHAR); Arrays.fill(CHARACTER_CODES, 0x1FE0, 0x1FEC, NAME_START_OR_BODY_CHAR); Arrays.fill(CHARACTER_CODES, 0x1FF2, 0x1FF4, NAME_START_OR_BODY_CHAR); Arrays.fill(CHARACTER_CODES, 0x1FF6, 0x1FFC, NAME_START_OR_BODY_CHAR); CHARACTER_CODES[0x2126] = NAME_START_OR_BODY_CHAR; Arrays.fill(CHARACTER_CODES, 0x212A, 0x212B, NAME_START_OR_BODY_CHAR); CHARACTER_CODES[0x212E] = NAME_START_OR_BODY_CHAR; Arrays.fill(CHARACTER_CODES, 0x2180, 0x2182, NAME_START_OR_BODY_CHAR); Arrays.fill(CHARACTER_CODES, 0x3041, 0x3094, NAME_START_OR_BODY_CHAR); Arrays.fill(CHARACTER_CODES, 0x30A1, 0x30FA, NAME_START_OR_BODY_CHAR); Arrays.fill(CHARACTER_CODES, 0x3105, 0x312C, NAME_START_OR_BODY_CHAR); Arrays.fill(CHARACTER_CODES, 0xAC00, 0xD7A3, NAME_START_OR_BODY_CHAR); // Ideographic Arrays.fill(CHARACTER_CODES, 0x4E00, 0x9FA5, NAME_START_OR_BODY_CHAR); CHARACTER_CODES[0x3007] = NAME_START_OR_BODY_CHAR; Arrays.fill(CHARACTER_CODES, 0x3021, 0x3029, NAME_START_OR_BODY_CHAR); // NameChar ::= Letter | Digit | '.' | '-' | '_' | ':' | CombiningChar | Extender CHARACTER_CODES['.'] = NAME_BODY_CHAR; CHARACTER_CODES['-'] = NAME_BODY_CHAR; // CombiningChar Arrays.fill(CHARACTER_CODES, 0x0300, 0x0345, NAME_BODY_CHAR); Arrays.fill(CHARACTER_CODES, 0x0360, 0x0361, NAME_BODY_CHAR); Arrays.fill(CHARACTER_CODES, 0x0483, 0x0486, NAME_BODY_CHAR); Arrays.fill(CHARACTER_CODES, 0x0591, 0x05A1, NAME_BODY_CHAR); Arrays.fill(CHARACTER_CODES, 0x05A3, 0x05B9, NAME_BODY_CHAR); Arrays.fill(CHARACTER_CODES, 0x05BB, 0x05BD, NAME_BODY_CHAR); CHARACTER_CODES[0x05BF] = NAME_BODY_CHAR; Arrays.fill(CHARACTER_CODES, 0x05C1, 0x05C2, NAME_BODY_CHAR); CHARACTER_CODES[0x05C4] = NAME_BODY_CHAR; Arrays.fill(CHARACTER_CODES, 0x064B, 0x0652, NAME_BODY_CHAR); CHARACTER_CODES[0x0670] = NAME_BODY_CHAR; Arrays.fill(CHARACTER_CODES, 0x06D6, 0x06DC, NAME_BODY_CHAR); Arrays.fill(CHARACTER_CODES, 0x06DD, 0x06DF, NAME_BODY_CHAR); Arrays.fill(CHARACTER_CODES, 0x06E0, 0x06E4, NAME_BODY_CHAR); Arrays.fill(CHARACTER_CODES, 0x06E7, 0x06E8, NAME_BODY_CHAR); Arrays.fill(CHARACTER_CODES, 0x06EA, 0x06ED, NAME_BODY_CHAR); Arrays.fill(CHARACTER_CODES, 0x0901, 0x0903, NAME_BODY_CHAR); CHARACTER_CODES[0x093C] = NAME_BODY_CHAR; Arrays.fill(CHARACTER_CODES, 0x093E, 0x094C, NAME_BODY_CHAR); CHARACTER_CODES[0x094D] = NAME_BODY_CHAR; Arrays.fill(CHARACTER_CODES, 0x0951, 0x0954, NAME_BODY_CHAR); Arrays.fill(CHARACTER_CODES, 0x0962, 0x0963, NAME_BODY_CHAR); Arrays.fill(CHARACTER_CODES, 0x0981, 0x0983, NAME_BODY_CHAR); CHARACTER_CODES[0x09BC] = NAME_BODY_CHAR; CHARACTER_CODES[0x09BE] = NAME_BODY_CHAR; CHARACTER_CODES[0x09BF] = NAME_BODY_CHAR; Arrays.fill(CHARACTER_CODES, 0x09C0, 0x09C4, NAME_BODY_CHAR); Arrays.fill(CHARACTER_CODES, 0x09C7, 0x09C8, NAME_BODY_CHAR); Arrays.fill(CHARACTER_CODES, 0x09CB, 0x09CD, NAME_BODY_CHAR); CHARACTER_CODES[0x09D7] = NAME_BODY_CHAR; Arrays.fill(CHARACTER_CODES, 0x09E2, 0x09E3, NAME_BODY_CHAR); CHARACTER_CODES[0x0A02] = NAME_BODY_CHAR; CHARACTER_CODES[0x0A3C] = NAME_BODY_CHAR; CHARACTER_CODES[0x0A3E] = NAME_BODY_CHAR; CHARACTER_CODES[0x0A3F] = NAME_BODY_CHAR; Arrays.fill(CHARACTER_CODES, 0x0A40, 0x0A42, NAME_BODY_CHAR); Arrays.fill(CHARACTER_CODES, 0x0A47, 0x0A48, NAME_BODY_CHAR); Arrays.fill(CHARACTER_CODES, 0x0A4B, 0x0A4D, NAME_BODY_CHAR); Arrays.fill(CHARACTER_CODES, 0x0A70, 0x0A71, NAME_BODY_CHAR); Arrays.fill(CHARACTER_CODES, 0x0A81, 0x0A83, NAME_BODY_CHAR); CHARACTER_CODES[0x0ABC] = NAME_BODY_CHAR; Arrays.fill(CHARACTER_CODES, 0x0ABE, 0x0AC5, NAME_BODY_CHAR); Arrays.fill(CHARACTER_CODES, 0x0AC7, 0x0AC9, NAME_BODY_CHAR); Arrays.fill(CHARACTER_CODES, 0x0ACB, 0x0ACD, NAME_BODY_CHAR); Arrays.fill(CHARACTER_CODES, 0x0B01, 0x0B03, NAME_BODY_CHAR); CHARACTER_CODES[0x0B3C] = NAME_BODY_CHAR; Arrays.fill(CHARACTER_CODES, 0x0B3E, 0x0B43, NAME_BODY_CHAR); Arrays.fill(CHARACTER_CODES, 0x0B47, 0x0B48, NAME_BODY_CHAR); Arrays.fill(CHARACTER_CODES, 0x0B4B, 0x0B4D, NAME_BODY_CHAR); Arrays.fill(CHARACTER_CODES, 0x0B56, 0x0B57, NAME_BODY_CHAR); Arrays.fill(CHARACTER_CODES, 0x0B82, 0x0B83, NAME_BODY_CHAR); Arrays.fill(CHARACTER_CODES, 0x0BBE, 0x0BC2, NAME_BODY_CHAR); Arrays.fill(CHARACTER_CODES, 0x0BC6, 0x0BC8, NAME_BODY_CHAR); Arrays.fill(CHARACTER_CODES, 0x0BCA, 0x0BCD, NAME_BODY_CHAR); CHARACTER_CODES[0x0BD7] = NAME_BODY_CHAR; Arrays.fill(CHARACTER_CODES, 0x0C01, 0x0C03, NAME_BODY_CHAR); Arrays.fill(CHARACTER_CODES, 0x0C3E, 0x0C44, NAME_BODY_CHAR); Arrays.fill(CHARACTER_CODES, 0x0C46, 0x0C48, NAME_BODY_CHAR); Arrays.fill(CHARACTER_CODES, 0x0C4A, 0x0C4D, NAME_BODY_CHAR); Arrays.fill(CHARACTER_CODES, 0x0C55, 0x0C56, NAME_BODY_CHAR); Arrays.fill(CHARACTER_CODES, 0x0C82, 0x0C83, NAME_BODY_CHAR); Arrays.fill(CHARACTER_CODES, 0x0CBE, 0x0CC4, NAME_BODY_CHAR); Arrays.fill(CHARACTER_CODES, 0x0CC6, 0x0CC8, NAME_BODY_CHAR); Arrays.fill(CHARACTER_CODES, 0x0CCA, 0x0CCD, NAME_BODY_CHAR); Arrays.fill(CHARACTER_CODES, 0x0CD5, 0x0CD6, NAME_BODY_CHAR); Arrays.fill(CHARACTER_CODES, 0x0D02, 0x0D03, NAME_BODY_CHAR); Arrays.fill(CHARACTER_CODES, 0x0D3E, 0x0D43, NAME_BODY_CHAR); Arrays.fill(CHARACTER_CODES, 0x0D46, 0x0D48, NAME_BODY_CHAR); Arrays.fill(CHARACTER_CODES, 0x0D4A, 0x0D4D, NAME_BODY_CHAR); CHARACTER_CODES[0x0D57] = NAME_BODY_CHAR; CHARACTER_CODES[0x0E31] = NAME_BODY_CHAR; Arrays.fill(CHARACTER_CODES, 0x0E34, 0x0E3A, NAME_BODY_CHAR); Arrays.fill(CHARACTER_CODES, 0x0E47, 0x0E4E, NAME_BODY_CHAR); CHARACTER_CODES[0x0EB1] = NAME_BODY_CHAR; Arrays.fill(CHARACTER_CODES, 0x0EB4, 0x0EB9, NAME_BODY_CHAR); Arrays.fill(CHARACTER_CODES, 0x0EBB, 0x0EBC, NAME_BODY_CHAR); Arrays.fill(CHARACTER_CODES, 0x0EC8, 0x0ECD, NAME_BODY_CHAR); Arrays.fill(CHARACTER_CODES, 0x0F18, 0x0F19, NAME_BODY_CHAR); CHARACTER_CODES[0x0F35] = NAME_BODY_CHAR; CHARACTER_CODES[0x0F37] = NAME_BODY_CHAR; CHARACTER_CODES[0x0F39] = NAME_BODY_CHAR; CHARACTER_CODES[0x0F3E] = NAME_BODY_CHAR; CHARACTER_CODES[0x0F3F] = NAME_BODY_CHAR; Arrays.fill(CHARACTER_CODES, 0x0F71, 0x0F84, NAME_BODY_CHAR); Arrays.fill(CHARACTER_CODES, 0x0F86, 0x0F8B, NAME_BODY_CHAR); Arrays.fill(CHARACTER_CODES, 0x0F90, 0x0F95, NAME_BODY_CHAR); CHARACTER_CODES[0x0F97] = NAME_BODY_CHAR; Arrays.fill(CHARACTER_CODES, 0x0F99, 0x0FAD, NAME_BODY_CHAR); Arrays.fill(CHARACTER_CODES, 0x0FB1, 0x0FB7, NAME_BODY_CHAR); CHARACTER_CODES[0x0FB9] = NAME_BODY_CHAR; Arrays.fill(CHARACTER_CODES, 0x20D0, 0x20DC, NAME_BODY_CHAR); CHARACTER_CODES[0x20E1] = NAME_BODY_CHAR; Arrays.fill(CHARACTER_CODES, 0x302A, 0x302F, NAME_BODY_CHAR); CHARACTER_CODES[0x3099] = NAME_BODY_CHAR; CHARACTER_CODES[0x309A] = NAME_BODY_CHAR; // Digit Arrays.fill(CHARACTER_CODES, 0x0030, 0x0039, NAME_BODY_CHAR); Arrays.fill(CHARACTER_CODES, 0x0660, 0x0669, NAME_BODY_CHAR); Arrays.fill(CHARACTER_CODES, 0x06F0, 0x06F9, NAME_BODY_CHAR); Arrays.fill(CHARACTER_CODES, 0x0966, 0x096F, NAME_BODY_CHAR); Arrays.fill(CHARACTER_CODES, 0x09E6, 0x09EF, NAME_BODY_CHAR); Arrays.fill(CHARACTER_CODES, 0x0A66, 0x0A6F, NAME_BODY_CHAR); Arrays.fill(CHARACTER_CODES, 0x0AE6, 0x0AEF, NAME_BODY_CHAR); Arrays.fill(CHARACTER_CODES, 0x0B66, 0x0B6F, NAME_BODY_CHAR); Arrays.fill(CHARACTER_CODES, 0x0BE7, 0x0BEF, NAME_BODY_CHAR); Arrays.fill(CHARACTER_CODES, 0x0C66, 0x0C6F, NAME_BODY_CHAR); Arrays.fill(CHARACTER_CODES, 0x0CE6, 0x0CEF, NAME_BODY_CHAR); Arrays.fill(CHARACTER_CODES, 0x0D66, 0x0D6F, NAME_BODY_CHAR); Arrays.fill(CHARACTER_CODES, 0x0E50, 0x0E59, NAME_BODY_CHAR); Arrays.fill(CHARACTER_CODES, 0x0ED0, 0x0ED9, NAME_BODY_CHAR); Arrays.fill(CHARACTER_CODES, 0x0F20, 0x0F29, NAME_BODY_CHAR); // Extender CHARACTER_CODES[0x00B7] = NAME_BODY_CHAR; CHARACTER_CODES[0x02D0] = NAME_BODY_CHAR; CHARACTER_CODES[0x02D1] = NAME_BODY_CHAR; CHARACTER_CODES[0x0387] = NAME_BODY_CHAR; CHARACTER_CODES[0x0640] = NAME_BODY_CHAR; CHARACTER_CODES[0x0E46] = NAME_BODY_CHAR; CHARACTER_CODES[0x0EC6] = NAME_BODY_CHAR; CHARACTER_CODES[0x3005] = NAME_BODY_CHAR; Arrays.fill(CHARACTER_CODES, 0x3031, 0x3035, NAME_BODY_CHAR); Arrays.fill(CHARACTER_CODES, 0x309D, 0x309E, NAME_BODY_CHAR); Arrays.fill(CHARACTER_CODES, 0x30FC, 0x30FE, NAME_BODY_CHAR); } private final Writer writer; private final ArrayStack elementNames; private final Set<CharSequence> currentAttributes = new HashSet<CharSequence>(); boolean elementsWritten = false; boolean inElement = false; boolean prologWritten = false; public XmlWriter(final Writer writer) { this.writer = writer; this.elementNames = new ArrayStack(); } /** * Starts a document by writing a prolog. * Calling this method is optional. * When writing a document fragment, it should <em>not</em> be called. * @return this object * @throws OperationNotAllowedException * if called after the first element has been written * or once a prolog has already been written */ public IXmlWriter startDocument() throws IOException { if (elementsWritten) { throw new OperationNotAllowedException("Document already started"); } if (prologWritten) { throw new OperationNotAllowedException("Only one prolog allowed"); } writer.write("<?xml version='1.0'?>"); prologWritten = true; return this; } /** * Writes the start of an element. * * @param elementName the name of the element, not null * @return this object * @throws InvalidXmlException if the name is not valid for an xml element * @throws OperationNotAllowedException * if called after the first element has been closed */ public IXmlWriter openElement(final CharSequence elementName) throws IOException { if (elementsWritten && elementNames.isEmpty()) { throw new OperationNotAllowedException("Root element already closed. Cannot open new element."); } if (!isValidName(elementName)) { throw new InvalidXmlException("'" + elementName + "' is not a valid element name"); } elementsWritten = true; if (inElement) { writer.write('>'); } writer.write('<'); rawWrite(elementName); inElement = true; elementNames.push(elementName); currentAttributes.clear(); return this; } /** * Writes an attribute of an element. * Note that this is only allowed directly after {@link #openElement(CharSequence)} * or {@link #attribute}. * * @param name the attribute name, not null * @param value the attribute value, not null * @return this object * @throws InvalidXmlException if the name is not valid for an xml attribute * or if a value for the attribute has already been written * @throws OperationNotAllowedException if called after {@link #content(CharSequence)} * or {@link #closeElement()} or before any call to {@link #openElement(CharSequence)} */ public IXmlWriter attribute(CharSequence name, CharSequence value) throws IOException { if (elementNames.isEmpty()) { if (elementsWritten) { throw new OperationNotAllowedException("Root element has already been closed."); } else { throw new OperationNotAllowedException("Close called before an element has been opened."); } } if (!isValidName(name)) { throw new InvalidXmlException("'" + name + "' is not a valid attribute name."); } if (!inElement) { throw new InvalidXmlException("Attributes can only be written in elements"); } if (currentAttributes.contains(name)) { throw new InvalidXmlException("Each attribute can only be written once"); } writer.write(' '); rawWrite(name); writer.write('='); writer.write('\''); writeAttributeContent(value); writer.write('\''); currentAttributes.add(name); return this; } private void writeAttributeContent(CharSequence content) throws IOException { writeEscaped(content, true); } /** * Writes content. * Calling this method will automatically * Note that this method does not use CDATA. * * @param content the content to write * @return this object * @throws OperationNotAllowedException * if called before any call to {@link #openElement} * or after the first element has been closed */ public IXmlWriter content(CharSequence content) throws IOException { if (elementNames.isEmpty()) { if (elementsWritten) { throw new OperationNotAllowedException("Root element has already been closed."); } else { throw new OperationNotAllowedException("An element must be opened before content can be written."); } } if (inElement) { writer.write('>'); } writeBodyContent(content); inElement = false; return this; } private void writeBodyContent(final CharSequence content) throws IOException { writeEscaped(content, false); } private void writeEscaped(final CharSequence content, boolean isAttributeContent) throws IOException { final int length = content.length(); for (int i = 0; i < length; i++) { char character = content.charAt(i); if (character == '&') { writer.write("&"); } else if (character == '<') { writer.write("<"); } else if (character == '>') { writer.write(">"); } else if (isAttributeContent && character == '\'') { writer.write("'"); } else if (isAttributeContent && character == '\"') { writer.write("""); } else if (isOutOfRange(character)) { writer.write('?'); } else { writer.write(character); } } } private boolean isOutOfRange(final char character) { final boolean result = !ALLOWED_CHARACTERS[character]; return result; } /** * Closes the last element written. * * @return this object * @throws OperationNotAllowedException * if called before any call to {@link #openElement} * or after the first element has been closed */ public IXmlWriter closeElement() throws IOException { if (elementNames.isEmpty()) { if (elementsWritten) { throw new OperationNotAllowedException("Root element has already been closed."); } else { throw new OperationNotAllowedException("Close called before an element has been opened."); } } final CharSequence elementName = (CharSequence) elementNames.pop(); if (inElement) { writer.write('/'); writer.write('>'); } else { writer.write('<'); writer.write('/'); rawWrite(elementName); writer.write('>'); } writer.flush(); inElement = false; return this; } /** * Closes all pending elements. * When appropriate, resources are also flushed and closed. * No exception is raised when called upon a document whose * root element has already been closed. * @return this object * @throws OperationNotAllowedException * if called before any call to {@link #openElement} */ public IXmlWriter closeDocument() throws IOException { if (elementNames.isEmpty()) { if (!elementsWritten) { throw new OperationNotAllowedException("Close called before an element has been opened."); } } while (!elementNames.isEmpty()) { closeElement(); } writer.flush(); return this; } private void rawWrite(final CharSequence sequence) throws IOException { for (int i = 0; i < sequence.length(); i++) { final char charAt = sequence.charAt(i); writer.write(charAt); } } private boolean isValidName(final CharSequence sequence) { boolean result = true; final int length = sequence.length(); for (int i = 0; i < length; i++) { char character = sequence.charAt(i); if (i == 0) { if (!isValidNameStart(character)) { result = false; break; } } else { if (!isValidNameBody(character)) { result = false; break; } } } return result; } private boolean isValidNameStart(final char character) { final byte code = CHARACTER_CODES[character]; final boolean result = (code & NAME_START_MASK) > 0; return result; } private boolean isValidNameBody(final char character) { final byte code = CHARACTER_CODES[character]; final boolean result = (code & NAME_MASK) > 0; return result; } }