| /* |
| * Copyright (c) 1997, 2021 Oracle and/or its affiliates. All rights reserved. |
| * |
| * This program and the accompanying materials are made available under the |
| * terms of the Eclipse Distribution License v. 1.0, which is available at |
| * http://www.eclipse.org/org/documents/edl-v10.php. |
| * |
| * SPDX-License-Identifier: BSD-3-Clause |
| */ |
| |
| package org.glassfish.jaxb.runtime.marshaller; |
| |
| import org.glassfish.jaxb.core.marshaller.CharacterEscapeHandler; |
| |
| import java.io.IOException; |
| import java.io.Writer; |
| import java.nio.charset.Charset; |
| import java.nio.charset.CharsetEncoder; |
| |
| /** |
| * Uses JDK1.4 NIO functionality to escape characters smartly. |
| * |
| * @since 1.0.1 |
| * @author |
| * Kohsuke Kawaguchi (kohsuke.kawaguchi@sun.com) |
| */ |
| public class NioEscapeHandler implements CharacterEscapeHandler { |
| |
| private final CharsetEncoder encoder; |
| |
| // exposing those variations upset javac 1.3.1, since it needs to |
| // know about those classes to determine which overloaded version |
| // of the method it wants to use. So comment it out for the compatibility. |
| |
| // public NioEscapeHandler(CharsetEncoder _encoder) { |
| // this.encoder = _encoder; |
| // if(encoder==null) |
| // throw new NullPointerException(); |
| // } |
| // |
| // public NioEscapeHandler(Charset charset) { |
| // this(charset.newEncoder()); |
| // } |
| |
| public NioEscapeHandler(String charsetName) { |
| // this(Charset.forName(charsetName)); |
| this.encoder = Charset.forName(charsetName).newEncoder(); |
| } |
| |
| @Override |
| public void escape(char[] ch, int start, int length, boolean isAttVal, Writer out) throws IOException { |
| int limit = start+length; |
| for (int i = start; i < limit; i++) { |
| switch (ch[i]) { |
| case '&': |
| out.write("&"); |
| break; |
| case '<': |
| out.write("<"); |
| break; |
| case '>': |
| out.write(">"); |
| break; |
| case '\"': |
| if (isAttVal) { |
| out.write("""); |
| } else { |
| out.write('\"'); |
| } |
| break; |
| default: |
| if( encoder.canEncode(ch[i]) ) { |
| out.write(ch[i]); |
| } else { |
| out.write("&#"); |
| out.write(Integer.toString(ch[i])); |
| out.write(';'); |
| } |
| } |
| } |
| } |
| |
| } |