1 /*******************************************************************************
2 * Copyright (c) 2000, 2004 IBM Corporation and others.
3 * All rights reserved. This program and the accompanying materials
4 * are made available under the terms of the Common Public License v1.0
5 * which accompanies this distribution, and is available at
6 * http://www.eclipse.org/legal/cpl-v10.html
9 * IBM Corporation - initial API and implementation
10 *******************************************************************************/
11 package net.sourceforge.phpdt.internal.core;
12 import java.io.PrintWriter;
13 import java.io.Writer;
14 import java.util.Collections;
15 import java.util.Enumeration;
16 import java.util.HashMap;
20 class XMLWriter extends PrintWriter {
22 private static final String XML_VERSION= "<?xml version=\"1.0\" encoding=\"UTF-8\"?>"; //$NON-NLS-1$
23 private static void appendEscapedChar(StringBuffer buffer, char c) {
24 String replacement= getReplacement(c);
25 if (replacement != null) {
27 buffer.append(replacement);
33 private static String getEscaped(String s) {
34 StringBuffer result= new StringBuffer(s.length() + 10);
35 for (int i= 0; i < s.length(); ++i)
36 appendEscapedChar(result, s.charAt(i));
37 return result.toString();
39 private static String getReplacement(char c) {
40 // Encode special XML characters into the equivalent character references.
41 // These five are defined by default for all XML documents.
44 return "lt"; //$NON-NLS-1$
46 return "gt"; //$NON-NLS-1$
48 return "quot"; //$NON-NLS-1$
50 return "apos"; //$NON-NLS-1$
52 return "amp"; //$NON-NLS-1$
57 public XMLWriter(Writer writer) {
62 public void endTag(String name, boolean insertTab) {
64 printTag('/' + name, null, insertTab, true, false);
66 private void printTabulation() {
67 for (int i= 0; i < tab; i++)
70 public void printTag(String name, HashMap parameters, boolean insertTab, boolean insertNewLine, boolean closeTag) {
71 StringBuffer sb= new StringBuffer();
72 sb.append("<"); //$NON-NLS-1$
74 if (parameters != null) {
75 for (Enumeration en = Collections.enumeration(parameters.keySet()); en.hasMoreElements();) {
76 sb.append(" "); //$NON-NLS-1$
77 String key= (String) en.nextElement();
79 sb.append("=\""); //$NON-NLS-1$
80 sb.append(getEscaped(String.valueOf(parameters.get(key))));
81 sb.append("\""); //$NON-NLS-1$
85 sb.append("/>"); //$NON-NLS-1$
87 sb.append(">"); //$NON-NLS-1$
93 println(sb.toString());
98 public void startTag(String name, boolean insertTab) {
99 printTag(name, null, insertTab, true, false);