325N/A/*
325N/A * Copyright (c) 1997, 2011, Oracle and/or its affiliates. All rights reserved.
325N/A * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
325N/A *
325N/A * This code is free software; you can redistribute it and/or modify it
325N/A * under the terms of the GNU General Public License version 2 only, as
325N/A * published by the Free Software Foundation. Oracle designates this
325N/A * particular file as subject to the "Classpath" exception as provided
325N/A * by Oracle in the LICENSE file that accompanied this code.
325N/A *
325N/A * This code is distributed in the hope that it will be useful, but WITHOUT
325N/A * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
325N/A * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
325N/A * version 2 for more details (a copy is included in the LICENSE file that
325N/A * accompanied this code).
325N/A *
325N/A * You should have received a copy of the GNU General Public License version
325N/A * 2 along with this work; if not, write to the Free Software Foundation,
325N/A * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
325N/A *
325N/A * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
325N/A * or visit www.oracle.com if you need additional information or have any
325N/A * questions.
325N/A */
325N/A
325N/Apackage com.sun.xml.internal.bind.marshaller;
325N/A
325N/Aimport java.io.IOException;
325N/Aimport java.io.Writer;
325N/A
325N/A/**
325N/A * Performs no character escaping. Usable only when the output encoding
325N/A * is UTF, but this handler gives the maximum performance.
325N/A *
325N/A * @author
325N/A * Kohsuke Kawaguchi (kohsuke.kawaguchi@sun.com)
325N/A */
325N/Apublic class MinimumEscapeHandler implements CharacterEscapeHandler {
325N/A
325N/A private MinimumEscapeHandler() {} // no instanciation please
325N/A
325N/A public static final CharacterEscapeHandler theInstance = new MinimumEscapeHandler();
325N/A
325N/A public void escape(char[] ch, int start, int length, boolean isAttVal, Writer out) throws IOException {
325N/A // avoid calling the Writerwrite method too much by assuming
325N/A // that the escaping occurs rarely.
325N/A // profiling revealed that this is faster than the naive code.
325N/A int limit = start+length;
325N/A for (int i = start; i < limit; i++) {
325N/A char c = ch[i];
325N/A if(c == '&' || c == '<' || c == '>' || c == '\r' || (c == '\"' && isAttVal) ) {
325N/A if(i!=start)
325N/A out.write(ch,start,i-start);
325N/A start = i+1;
325N/A switch (ch[i]) {
325N/A case '&':
325N/A out.write("&amp;");
325N/A break;
325N/A case '<':
325N/A out.write("&lt;");
325N/A break;
325N/A case '>':
325N/A out.write("&gt;");
325N/A break;
325N/A case '\"':
325N/A out.write("&quot;");
325N/A break;
325N/A }
325N/A }
325N/A }
325N/A
325N/A if( start!=limit )
325N/A out.write(ch,start,limit-start);
325N/A }
325N/A
325N/A}