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/*
* This file is part of the LibreOffice project.
*
* This Source Code Form is subject to the terms of the Mozilla Public
* License, v. 2.0. If a copy of the MPL was not distributed with this
* file, You can obtain one at http://mozilla.org/MPL/2.0/.
*
* This file incorporates work covered by the following license notice:
*
* 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 .
*/
package org.libreoffice.report.pentaho.parser.data;
import org.libreoffice.report.pentaho.OfficeNamespaces;
import org.libreoffice.report.pentaho.model.DataStyle;
import org.libreoffice.report.pentaho.parser.ElementReadHandler;
import java.util.ArrayList;
import java.util.List;
import org.jfree.report.structure.Element;
import org.jfree.report.structure.StaticText;
import org.pentaho.reporting.libraries.xmlns.parser.XmlReadHandler;
import org.xml.sax.Attributes;
import org.xml.sax.SAXException;
public class DataStyleReadHandler extends ElementReadHandler
{
private final DataStyle dataStyle;
private final List<Object> children;
private final boolean hasCData;
public DataStyleReadHandler(final boolean hasCData)
{
this.hasCData = hasCData;
this.dataStyle = new DataStyle();
this.children = new ArrayList<Object>();
}
/**
* Returns the handler for a child element.
*
* @param tagName the tag name.
* @param atts the attributes.
* @return the handler or null, if the tagname is invalid.
* @throws org.xml.sax.SAXException if there is a parsing error.
*/
@Override
protected XmlReadHandler getHandlerForChild(final String uri,
final String tagName,
final Attributes atts)
throws SAXException
{
if (OfficeNamespaces.DATASTYLE_NS.equals(uri) || OfficeNamespaces.STYLE_NS.equals(uri))
{
final DataStyleReadHandler xrh = new DataStyleReadHandler("text".equals(tagName) || "currency-symbol".equals(tagName) || "embedded-text".equals(tagName));
children.add(xrh);
return xrh;
}
return null;
}
/**
* This method is called to process the character data between element tags.
*
* @param ch the character buffer.
* @param start the start index.
* @param length the length.
* @throws org.xml.sax.SAXException if there is a parsing error.
*/
@Override
public void characters(final char[] ch, final int start, final int length)
throws SAXException
{
if (hasCData)
{
children.add(new StaticText(new String(ch, start, length)));
}
}
/**
* Done parsing.
*
* @throws org.xml.sax.SAXException if there is a parsing error.
*/
@Override
protected void doneParsing() throws SAXException
{
for (int i = 0; i < children.size(); i++)
{
final Object o = children.get(i);
if (o instanceof ElementReadHandler)
{
final ElementReadHandler handler = (ElementReadHandler) o;
dataStyle.addNode(handler.getElement());
}
else if (o instanceof StaticText)
{
dataStyle.addNode((StaticText) o);
}
}
}
public DataStyle getDataStyle()
{
return dataStyle;
}
@Override
public Element getElement()
{
return dataStyle;
}
}
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