diff options
Diffstat (limited to 'src/main/java/com/lowagie/text/xml/TagMap.java')
| -rw-r--r-- | src/main/java/com/lowagie/text/xml/TagMap.java | 213 |
1 files changed, 213 insertions, 0 deletions
diff --git a/src/main/java/com/lowagie/text/xml/TagMap.java b/src/main/java/com/lowagie/text/xml/TagMap.java new file mode 100644 index 0000000..9eb0cb4 --- /dev/null +++ b/src/main/java/com/lowagie/text/xml/TagMap.java @@ -0,0 +1,213 @@ +/*
+ * $Id: TagMap.java,v 1.10 2004/12/14 11:25:42 blowagie Exp $
+ * $Name: $
+ *
+ * Copyright 2001, 2002 by Bruno Lowagie.
+ *
+ * The contents of this file are subject to the Mozilla Public License Version 1.1
+ * (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.mozilla.org/MPL/
+ *
+ * Software distributed under the License is distributed on an "AS IS" basis,
+ * WITHOUT WARRANTY OF ANY KIND, either express or implied. See the License
+ * for the specific language governing rights and limitations under the License.
+ *
+ * The Original Code is 'iText, a free JAVA-PDF library'.
+ *
+ * The Initial Developer of the Original Code is Bruno Lowagie. Portions created by
+ * the Initial Developer are Copyright (C) 1999, 2000, 2001, 2002 by Bruno Lowagie.
+ * All Rights Reserved.
+ * Co-Developer of the code is Paulo Soares. Portions created by the Co-Developer
+ * are Copyright (C) 2000, 2001, 2002 by Paulo Soares. All Rights Reserved.
+ *
+ * Contributor(s): all the names of the contributors are added in the source code
+ * where applicable.
+ *
+ * Alternatively, the contents of this file may be used under the terms of the
+ * LGPL license (the "GNU LIBRARY GENERAL PUBLIC LICENSE"), in which case the
+ * provisions of LGPL are applicable instead of those above. If you wish to
+ * allow use of your version of this file only under the terms of the LGPL
+ * License and not to allow others to use your version of this file under
+ * the MPL, indicate your decision by deleting the provisions above and
+ * replace them with the notice and other provisions required by the LGPL.
+ * If you do not delete the provisions above, a recipient may use your version
+ * of this file under either the MPL or the GNU LIBRARY GENERAL PUBLIC LICENSE.
+ *
+ * This library is free software; you can redistribute it and/or modify it
+ * under the terms of the MPL as stated above or under the terms of the GNU
+ * Library General Public License as published by the Free Software Foundation;
+ * either version 2 of the License, or any later version.
+ *
+ * This library is distributed in the hope that it will be useful, but WITHOUT
+ * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS
+ * FOR A PARTICULAR PURPOSE. See the GNU Library general Public License for more
+ * details.
+ *
+ * If you didn't download this code from the following link, you should check if
+ * you aren't using an obsolete version:
+ * http://www.lowagie.com/iText/
+ */
+
+package com.lowagie.text.xml;
+
+import java.util.HashMap;
+
+import org.xml.sax.helpers.DefaultHandler;
+import org.xml.sax.Attributes;
+
+import javax.xml.parsers.SAXParser;
+import javax.xml.parsers.SAXParserFactory;
+
+import java.io.InputStream;
+import org.xml.sax.InputSource;
+
+import com.lowagie.text.*;
+
+/**
+ * The <CODE>Tags</CODE>-class maps several XHTML-tags to iText-objects.
+ */
+
+public class TagMap extends HashMap {
+
+ class AttributeHandler extends DefaultHandler {
+
+/** This is a tag */
+ public static final String TAG = "tag";
+
+/** This is a tag */
+ public static final String ATTRIBUTE = "attribute";
+
+/** This is an attribute */
+ public static final String NAME = "name";
+
+/** This is an attribute */
+ public static final String ALIAS = "alias";
+
+/** This is an attribute */
+ public static final String VALUE = "value";
+
+/** This is an attribute */
+ public static final String CONTENT = "content";
+
+/** This is the tagmap using the AttributeHandler */
+ private HashMap tagMap;
+
+/** This is the current peer. */
+ private XmlPeer currentPeer;
+
+/**
+ * Constructs a new SAXiTextHandler that will translate all the events
+ * triggered by the parser to actions on the <CODE>Document</CODE>-object.
+ *
+ * @param tagMap A Hashmap containing XmlPeer-objects
+ */
+
+ public AttributeHandler(HashMap tagMap) {
+ super();
+ this.tagMap = tagMap;
+ }
+
+/**
+ * This method gets called when a start tag is encountered.
+ *
+ * @param uri the Uniform Resource Identifier
+ * @param lname the local name (without prefix), or the empty string if Namespace processing is not being performed.
+ * @param tag the name of the tag that is encountered
+ * @param attrs the list of attributes
+ */
+
+ public void startElement(String uri, String lname, String tag, Attributes attrs) {
+ String name = attrs.getValue(NAME);
+ String alias = attrs.getValue(ALIAS);
+ String value = attrs.getValue(VALUE);
+ if (name != null) {
+ if(TAG.equals(tag)) {
+ currentPeer = new XmlPeer(name, alias);
+ }
+ else if (ATTRIBUTE.equals(tag)) {
+ if (alias != null) {
+ currentPeer.addAlias(name, alias);
+ }
+ if (value != null) {
+ currentPeer.addValue(name, value);
+ }
+ }
+ }
+ value = attrs.getValue(CONTENT);
+ if (value != null) {
+ currentPeer.setContent(value);
+ }
+ }
+
+/**
+ * This method gets called when ignorable white space encountered.
+ *
+ * @param ch an array of characters
+ * @param start the start position in the array
+ * @param length the number of characters to read from the array
+ */
+
+ public void ignorableWhitespace(char[] ch, int start, int length) {
+ // do nothing
+ }
+
+/**
+ * This method gets called when characters are encountered.
+ *
+ * @param ch an array of characters
+ * @param start the start position in the array
+ * @param length the number of characters to read from the array
+ */
+
+ public void characters(char[] ch, int start, int length) {
+ // do nothing
+ }
+
+/**
+ * This method gets called when an end tag is encountered.
+ *
+ * @param uri the Uniform Resource Identifier
+ * @param lname the local name (without prefix), or the empty string if Namespace processing is not being performed.
+ * @param tag the name of the tag that ends
+ */
+
+ public void endElement(String uri, String lname, String tag) {
+ if (TAG.equals(tag))
+ tagMap.put(currentPeer.getAlias(), currentPeer);
+ }
+ }
+
+ /**
+ * Constructs a TagMap
+ * @param tagfile the path to an XML file with the tagmap
+ */
+ public TagMap(String tagfile) {
+ super();
+ try {
+ init(TagMap.class.getClassLoader().getResourceAsStream(tagfile));
+ }catch(Exception e) {
+ throw new ExceptionConverter(e);
+ }
+ }
+
+ /**
+ * Constructs a TagMap.
+ * @param in An InputStream with the tagmap xml
+ */
+ public TagMap(InputStream in) {
+ super();
+ init(in);
+ }
+
+ protected void init(InputStream in) {
+ try {
+ SAXParser parser = SAXParserFactory.newInstance().newSAXParser();
+ parser.parse(new InputSource(in), new AttributeHandler(this));
+ }
+ catch(Exception e) {
+ throw new ExceptionConverter(e);
+ }
+ }
+
+
+}
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