office-gobmx/xmlsecurity/tools/uno/ParsingThread.java
Malte Timmermann 9f34fde7a8 libxmlsec
2004-07-12 12:15:31 +00:00

282 lines
10 KiB
Java

/*************************************************************************
*
* $RCSfile: ParsingThread.java,v $
*
* $Revision: 1.1.1.1 $
*
* last change: $Author: mt $ $Date: 2004-07-12 13:15:24 $
*
* The Contents of this file are made available subject to the terms of
* either of the following licenses
*
* - GNU Lesser General Public License Version 2.1
* - Sun Industry Standards Source License Version 1.1
*
* Sun Microsystems Inc., October, 2000
*
* GNU Lesser General Public License Version 2.1
* =============================================
* Copyright 2000 by Sun Microsystems, Inc.
* 901 San Antonio Road, Palo Alto, CA 94303, USA
*
* This library is free software; you can redistribute it and/or
* modify it under the terms of the GNU Lesser General Public
* License version 2.1, as published by the Free Software Foundation.
*
* 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
* Lesser General Public License for more details.
*
* You should have received a copy of the GNU Lesser General Public
* License along with this library; if not, write to the Free Software
* Foundation, Inc., 59 Temple Place, Suite 330, Boston,
* MA 02111-1307 USA
*
*
* Sun Industry Standards Source License Version 1.1
* =================================================
* The contents of this file are subject to the Sun Industry Standards
* Source 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.openoffice.org/license.html.
*
* Software provided under this License is provided on an "AS IS" basis,
* WITHOUT WARRANTY OF ANY KIND, EITHER EXPRESSED OR IMPLIED, INCLUDING,
* WITHOUT LIMITATION, WARRANTIES THAT THE SOFTWARE IS FREE OF DEFECTS,
* MERCHANTABLE, FIT FOR A PARTICULAR PURPOSE, OR NON-INFRINGING.
* See the License for the specific provisions governing your rights and
* obligations concerning the Software.
*
* The Initial Developer of the Original Code is: Sun Microsystems, Inc.
*
* Copyright: 2000 by Sun Microsystems, Inc.
*
* All Rights Reserved.
*
* Contributor(s): _______________________________________
*
*
************************************************************************/
package com.sun.star.xml.security.uno;
import org.w3c.dom.Node;
import com.sun.star.xml.sax.XDocumentHandler;
import org.w3c.dom.Attr;
import org.w3c.dom.NamedNodeMap;
/*
* this class is used to parse a document into SAX events
*/
class ParsingThread
{
/*
* the Node which will be handled with in the next step
*/
private Node m_node;
/*
* the event to be handled in the next step.
* true means endElement event, false otherwise.
*/
private boolean m_bIsEndEvent;
/*
* the document handler which receives generated SAX events
*/
private XDocumentHandler m_xDocumentHandler;
/*
* the TestTool which receives UI feedbacks
*/
private TestTool m_testTool;
ParsingThread(Node node, XDocumentHandler xDocumentHandler, TestTool testTool)
{
m_node = node;
m_xDocumentHandler = xDocumentHandler;
m_testTool = testTool;
m_bIsEndEvent = false;
}
/*
* changes the document handler.
*/
protected void setHandler(XDocumentHandler xDocumentHandler)
{
this.m_xDocumentHandler = xDocumentHandler;
}
/*
* sends the next SAX event.
* when there is no further step, then false is returned,
* otherwise, true returned.
*/
protected boolean nextStep()
{
boolean rc = true;
try
{
String message;
int type = m_node.getNodeType();
if (!m_bIsEndEvent)
/*
* the next event is not a endElement event.
*/
{
switch (type)
{
case Node.DOCUMENT_NODE: /* startDocument */
m_testTool.updatesCurrentSAXEventInformation("startDocument");
m_xDocumentHandler.startDocument();
m_testTool.updatesUIs();
break;
case Node.ELEMENT_NODE: /* startElement */
String nodeName = m_node.getNodeName();
message = "startElement:"+nodeName;
NamedNodeMap attrs = m_node.getAttributes();
AttributeListHelper attributeListHelper = new AttributeListHelper();
int length = attrs.getLength();
for (int i=0; i<length; ++i)
{
Attr attr = (Attr)attrs.item(i);
attributeListHelper.setAttribute(attr.getName(), "CDATA", attr.getValue());
message += " "+attr.getName()+"='"+attr.getValue()+"'";
}
m_testTool.updatesCurrentSAXEventInformation(message);
m_xDocumentHandler.startElement(m_node.getNodeName(), attributeListHelper);
m_testTool.updatesUIs();
break;
case Node.TEXT_NODE: /* characters */
message = m_node.getNodeValue();
if (message != null)
{
m_testTool.updatesCurrentSAXEventInformation("characters:"+message);
m_xDocumentHandler.characters(message);
m_testTool.updatesUIs();
}
break;
case Node.COMMENT_NODE: /* comment */
break;
case Node.PROCESSING_INSTRUCTION_NODE: /* PI */
m_testTool.updatesCurrentSAXEventInformation("processingInstruction:"+m_node.getNodeName()+" "+m_node.getNodeValue());
m_xDocumentHandler.processingInstruction(m_node.getNodeName(), m_node.getNodeValue());
m_testTool.updatesUIs();
break;
}
/*
* figures out the event for the next step.
*/
switch (type)
{
case Node.DOCUMENT_NODE:
case Node.ELEMENT_NODE:
if (m_node.hasChildNodes())
/*
* for a Document node or an Element node,
* if the node has children, then the next event will be for its
* first child node.
*/
{
m_node = m_node.getFirstChild();
}
else
/*
* otherwise, the next event will be endElement.
*/
{
m_bIsEndEvent = true;
}
break;
case Node.TEXT_NODE:
case Node.PROCESSING_INSTRUCTION_NODE:
case Node.COMMENT_NODE:
Node nextNode = m_node.getNextSibling();
if (nextNode != null)
/*
* for other kinds of node,
* if it has a next sibling, then the next event will be for that
* sibling.
*/
{
m_node = nextNode;
}
else
/*
* otherwise, the next event will be the endElement for the node's
* parent node.
*/
{
m_node = m_node.getParentNode();
m_bIsEndEvent = true;
}
break;
}
}
else
/*
* the next event is an endElement event.
*/
{
switch (type)
{
case Node.DOCUMENT_NODE: /* endDocument */
m_testTool.updatesCurrentSAXEventInformation("endDocument");
m_xDocumentHandler.endDocument();
m_testTool.updatesUIs();
/*
* no further steps.
*/
rc = false;
break;
case Node.ELEMENT_NODE: /* endElement */
m_testTool.updatesCurrentSAXEventInformation("endElement:"+m_node.getNodeName());
m_xDocumentHandler.endElement(m_node.getNodeName());
m_testTool.updatesUIs();
Node nextNode = m_node.getNextSibling();
if (nextNode != null)
/*
* if the node has a next sibling, then the next event will be the
* start event for that sibling node.
*/
{
m_node = nextNode;
m_bIsEndEvent = false;
}
else
/*
* otherwise, the next event will be the endElement for the node's
* parent node.
*/
{
m_node = m_node.getParentNode();
}
break;
}
}
}
catch( com.sun.star.xml.sax.SAXException e)
{
e.printStackTrace();
/*
* forces to end.
*/
rc = false;
}
return rc;
}
}