328 lines
8.9 KiB
Java
328 lines
8.9 KiB
Java
/*************************************************************************
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*
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* OpenOffice.org - a multi-platform office productivity suite
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*
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* $RCSfile: SAXEventPrinter.java,v $
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*
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* $Revision: 1.2 $
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*
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* last change: $Author: rt $ $Date: 2005-09-09 17:44:08 $
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*
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* The Contents of this file are made available subject to
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* the terms of GNU Lesser General Public License Version 2.1.
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*
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*
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* GNU Lesser General Public License Version 2.1
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* =============================================
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* Copyright 2005 by Sun Microsystems, Inc.
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* 901 San Antonio Road, Palo Alto, CA 94303, USA
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*
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* This library is free software; you can redistribute it and/or
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* modify it under the terms of the GNU Lesser General Public
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* License version 2.1, as published by the Free Software Foundation.
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*
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* This library is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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* Lesser General Public License for more details.
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*
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* You should have received a copy of the GNU Lesser General Public
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* License along with this library; if not, write to the Free Software
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* Foundation, Inc., 59 Temple Place, Suite 330, Boston,
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* MA 02111-1307 USA
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*
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************************************************************************/
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package com.sun.star.xml.security.uno;
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import org.w3c.dom.Node;
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import org.w3c.dom.NamedNodeMap;
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import org.w3c.dom.Attr;
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import org.w3c.dom.NodeList;
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import java.io.IOException;
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import java.io.FileOutputStream;
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/* uno classes */
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import com.sun.star.xml.sax.XDocumentHandler;
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import com.sun.star.xml.sax.XAttributeList;
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/*
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* The SAXEventPrinter class is used to print out received
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* SAX event stream.
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*/
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class SAXEventPrinter implements XDocumentHandler
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{
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/*
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* how many spaces as the indent of line
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*/
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private int m_nIndent;
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/*
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* whether a NEW LINE character need to be appended to
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* each line
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*/
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private boolean m_bIsFormatted;
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/*
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* the output stream to write
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*/
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private FileOutputStream m_fileOutputStream;
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SAXEventPrinter(FileOutputStream fileOutputStream, boolean isFormatted)
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{
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m_nIndent = 0;
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m_fileOutputStream = fileOutputStream;
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m_bIsFormatted = isFormatted;
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}
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protected static void outputIndent(int m_nIndent, FileOutputStream fileOutputStream)
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throws IOException
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{
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for (int i=0; i<m_nIndent; ++i)
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{
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fileOutputStream.write(" ".getBytes());
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}
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}
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/*
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* displays the tree of a Node.
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*/
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protected static void display(Node node, int indent, FileOutputStream fileOutputStream, boolean isFormatted)
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throws IOException
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{
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if (node != null)
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{
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int type = node.getNodeType();
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String message;
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NodeList children;
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int i, length;
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switch (type)
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{
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case Node.DOCUMENT_NODE:
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children = node.getChildNodes();
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length = children.getLength();
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for (i=0; i<length; ++i)
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{
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display(children.item(i), indent+2, fileOutputStream, isFormatted);
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}
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break;
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case Node.ELEMENT_NODE:
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message = new String("<"+node.getNodeName());
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NamedNodeMap attrs = node.getAttributes();
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length = attrs.getLength();
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for (i=0; i<length; ++i)
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{
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Attr attr = (Attr)attrs.item(i);
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message += " "+attr.getNodeName()+"=\""+attr.getNodeValue()+"\"";
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}
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message += ">";
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if (isFormatted)
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{
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outputIndent(indent, fileOutputStream);
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}
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fileOutputStream.write(message.getBytes("UTF-8"));
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if (isFormatted)
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{
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fileOutputStream.write("\n".getBytes());
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}
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children = node.getChildNodes();
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length = children.getLength();
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for (i=0; i<length; ++i)
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{
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display(children.item(i), indent+2, fileOutputStream, isFormatted);
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}
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if (isFormatted)
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{
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outputIndent(indent, fileOutputStream);
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}
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fileOutputStream.write("</".getBytes());
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fileOutputStream.write(node.getNodeName().getBytes("UTF-8"));
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fileOutputStream.write(">".getBytes());
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if (isFormatted)
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{
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fileOutputStream.write("\n".getBytes());
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}
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break;
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case Node.TEXT_NODE:
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message = node.getNodeValue();
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if (message != null )
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{
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if (isFormatted)
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{
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outputIndent(indent, fileOutputStream);
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}
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fileOutputStream.write(node.getNodeValue().getBytes("UTF-8"));
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if (isFormatted)
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{
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fileOutputStream.write("\n".getBytes());
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}
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}
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break;
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case Node.PROCESSING_INSTRUCTION_NODE:
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if (isFormatted)
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{
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outputIndent(indent, fileOutputStream);
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}
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fileOutputStream.write("<?".getBytes());
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fileOutputStream.write(node.getNodeName().getBytes("UTF-8"));
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fileOutputStream.write(node.getNodeValue().getBytes("UTF-8"));
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fileOutputStream.write("?>".getBytes());
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if (isFormatted)
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{
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fileOutputStream.write("\n".getBytes());
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}
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break;
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default:
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break;
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}
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}
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}
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/*
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* XDocumentHandler
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*/
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public void startDocument ()
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{
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}
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public void endDocument()
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{
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}
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public void startElement (String str, com.sun.star.xml.sax.XAttributeList xattribs)
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{
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try
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{
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String message;
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message = new String("<"+str);
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if (xattribs !=null)
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{
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int length = xattribs.getLength();
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for (short i=0; i<length; ++i)
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{
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message += " "+xattribs.getNameByIndex(i)+"=\""+xattribs.getValueByIndex(i)+"\"";
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}
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}
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message += ">";
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if (m_bIsFormatted)
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{
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outputIndent(m_nIndent, m_fileOutputStream);
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}
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m_fileOutputStream.write(message.getBytes("UTF-8"));
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if (m_bIsFormatted)
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{
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m_fileOutputStream.write("\n".getBytes());
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}
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m_nIndent += 2;
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}
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catch (IOException e)
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{
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e.printStackTrace();
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}
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}
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public void endElement(String str)
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{
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try
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{
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m_nIndent -= 2;
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if (m_bIsFormatted)
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{
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outputIndent(m_nIndent, m_fileOutputStream);
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}
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m_fileOutputStream.write("</".getBytes());
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m_fileOutputStream.write(str.getBytes("UTF-8"));
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m_fileOutputStream.write(">".getBytes());
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if (m_bIsFormatted)
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{
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m_fileOutputStream.write("\n".getBytes());
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}
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}
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catch (IOException e)
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{
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e.printStackTrace();
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}
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}
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public void characters(String str)
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{
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try
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{
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if (m_bIsFormatted)
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{
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outputIndent(m_nIndent, m_fileOutputStream);
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}
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m_fileOutputStream.write(str.getBytes("UTF-8"));
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if (m_bIsFormatted)
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{
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m_fileOutputStream.write("\n".getBytes());
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}
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}
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catch (IOException e)
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{
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e.printStackTrace();
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}
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}
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public void ignorableWhitespace(String str)
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{
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}
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public void processingInstruction(String aTarget, String aData)
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{
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try
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{
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if (m_bIsFormatted)
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{
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outputIndent(m_nIndent, m_fileOutputStream);
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}
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m_fileOutputStream.write("<?".getBytes());
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m_fileOutputStream.write(aTarget.getBytes("UTF-8"));
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m_fileOutputStream.write("?>".getBytes());
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if (m_bIsFormatted)
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{
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m_fileOutputStream.write("\n".getBytes());
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}
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}
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catch (IOException e)
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{
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e.printStackTrace();
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}
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}
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public void setDocumentLocator (com.sun.star.xml.sax.XLocator xLocator )
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throws com.sun.star.xml.sax.SAXException
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{
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}
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}
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