| /************************************************************** |
| * |
| * Licensed to the Apache Software Foundation (ASF) under one |
| * or more contributor license agreements. See the NOTICE file |
| * distributed with this work for additional information |
| * regarding copyright ownership. The ASF licenses this file |
| * to you under the Apache License, Version 2.0 (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.apache.org/licenses/LICENSE-2.0 |
| * |
| * Unless required by applicable law or agreed to in writing, |
| * software distributed under the License is distributed on an |
| * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY |
| * KIND, either express or implied. See the License for the |
| * specific language governing permissions and limitations |
| * under the License. |
| * |
| *************************************************************/ |
| |
| |
| |
| 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; |
| } |
| } |
| |