/*
* $Id$
*
* 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.Properties;
import org.xml.sax.Attributes;
import com.lowagie.text.ElementTags;
/**
* This interface is implemented by the peer of all the iText objects.
*/
public class XmlPeer {
/** This is the name of the alias. */
protected String tagname;
/** This is the name of the alias. */
protected String customTagname;
/** This is the Map that contains the aliases of the attributes. */
protected Properties attributeAliases = new Properties();
/** This is the Map that contains the default values of the attributes. */
protected Properties attributeValues = new Properties();
/** This is String that contains the default content of the attributes. */
protected String defaultContent = null;
/**
* Creates a XmlPeer.
* @param name the iText name of a tag
* @param alias the user defined name of a tag
*/
public XmlPeer(String name, String alias) {
this.tagname = name;
this.customTagname = alias;
}
/**
* Gets the tagname of the peer.
* @return the iText name of a tag
*/
public String getTag() {
return tagname;
}
/**
* Gets the tagname of the peer.
* @return the user defined tagname
*/
public String getAlias() {
return customTagname;
}
/** Gets the list of attributes of the peer.
* @param attrs the user defined set of attributes
* @return the set of attributes translated to iText attributes
*/
public Properties getAttributes(Attributes attrs) {
Properties attributes = new Properties();
attributes.putAll(attributeValues);
if (defaultContent != null) {
attributes.put(ElementTags.ITEXT, defaultContent);
}
if (attrs != null) {
for (int i = 0; i < attrs.getLength(); i++) {
String attribute = getName(attrs.getQName(i));
attributes.setProperty(attribute, attrs.getValue(i));
}
}
return attributes;
}
/**
* Sets an alias for an attribute.
*
* @param name the iText tagname
* @param alias the custom tagname
*/
public void addAlias(String name, String alias) {
attributeAliases.put(alias, name);
}
/**
* Sets a value for an attribute.
*
* @param name the iText tagname
* @param value the default value for this tag
*/
public void addValue(String name, String value) {
attributeValues.put(name, value);
}
/**
* Sets the default content.
*
* @param content the default content
*/
public void setContent(String content) {
this.defaultContent = content;
}
/**
* Returns the iText attribute name.
*
* @param name the custom attribute name
* @return iText translated attribute name
*/
public String getName(String name) {
String value;
if ((value = attributeAliases.getProperty(name)) != null) {
return value;
}
return name;
}
/**
* Returns the default values.
* @return A set of default (user defined) values
*/
public Properties getDefaultValues() {
return attributeValues;
}
}