/**
* Copyright 2005 The Apache Software Foundation
*
* Licensed 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 org.apache.nutch.parse.rtf;
import org.apache.nutch.parse.*;
import org.apache.nutch.parse.ParseException;
import org.apache.nutch.protocol.Content;
import java.io.ByteArrayInputStream;
import java.io.InputStreamReader;
import java.io.Reader;
import java.util.Properties;
import com.etranslate.tm.processing.rtf.RTFParser;
/**
* A parser for RTF documents
* @author Andy Hedges
*/
public class RTFParseFactory implements Parser {
public Parse getParse(Content content) throws ParseException {
byte[] raw = content.getContent();
Reader reader = new InputStreamReader(new ByteArrayInputStream(raw));
RTFParserDelegateImpl delegate = new RTFParserDelegateImpl();
RTFParser rtfParser = null;
rtfParser = RTFParser.createParser(reader);
rtfParser.setNewLine("\n");
rtfParser.setDelegate(delegate);
try {
rtfParser.parse();
} catch (com.etranslate.tm.processing.rtf.ParseException e) {
throw new ParseException("Exception parsing RTF document", e);
}
Properties metadata = new Properties();
metadata.putAll(content.getMetadata());
metadata.putAll(delegate.getMetaData());
String title = metadata.getProperty("title");
if(title != null){
metadata.remove(title);
} else {
title = "";
}
String text = delegate.getText();
return new ParseImpl(text,
new ParseData(title,
OutlinkExtractor.getOutlinks(text),
metadata));
}
}