/*
* CDDL HEADER START
*
* The contents of this file are subject to the terms of the
* Common Development and Distribution License (the "License").
* You may not use this file except in compliance with the License.
*
* See LICENSE.txt included in this distribution for the specific
* language governing permissions and limitations under the License.
*
* When distributing Covered Code, include this CDDL HEADER in each
* file and include the License file at LICENSE.txt.
* If applicable, add the following below this CDDL HEADER, with the
* fields enclosed by brackets "[]" replaced with your own identifying
* information: Portions Copyright [yyyy] [name of copyright owner]
*
* CDDL HEADER END
*/
/*
* Copyright (c) 2005, 2013, Oracle and/or its affiliates. All rights reserved.
*/
package org.opensolaris.opengrok.analysis.uue;
import java.io.IOException;
import java.io.Reader;
import java.io.Writer;
import org.apache.lucene.analysis.Analyzer.TokenStreamComponents;
import org.apache.lucene.document.Document;
import org.apache.lucene.document.TextField;
import org.opensolaris.opengrok.analysis.Definitions;
import org.opensolaris.opengrok.analysis.FileAnalyzerFactory;
import org.opensolaris.opengrok.analysis.StreamSource;
import org.opensolaris.opengrok.analysis.TextAnalyzer;
import org.opensolaris.opengrok.configuration.Project;
import org.opensolaris.opengrok.history.Annotation;
/**
* Analyzes [tn]roff files
* Created on September 30, 2005
*
* @author Chandan
*/
public class UuencodeAnalyzer extends TextAnalyzer {
private UuencodeXref xref;
/**
* Creates a new instance of UuencodeAnalyzer
*/
protected UuencodeAnalyzer(FileAnalyzerFactory factory) {
super(factory);
}
@Override
public void analyze(Document doc, StreamSource src, Writer xrefOut) throws IOException {
doc.add(new TextField("full", getReader(src.getStream())));
if (xrefOut != null) {
try (Reader in = getReader(src.getStream())) {
writeXref(in, xrefOut);
}
}
}
@Override
public TokenStreamComponents createComponents(String fieldName, Reader reader) {
if ("full".equals(fieldName)) {
return new TokenStreamComponents(new UuencodeFullTokenizer(reader));
}
return super.createComponents(fieldName, reader);
}
/**
* Write a cross referenced HTML file.
*
* @param in Input source
* @param out Writer to write HTML cross-reference
*/
private void writeXref(Reader in, Writer out) throws IOException {
if (xref == null) {
xref = new UuencodeXref(in);
} else {
xref.reInit(in);
}
xref.project = project;
xref.write(out);
}
/**
* Write a cross referenced HTML file reads the source from in
*
* @param in Input source
* @param out Output xref writer
* @param defs definitions for the file (could be null)
* @param annotation annotation for the file (could be null)
*/
static void writeXref(Reader in, Writer out, Definitions defs, Annotation annotation, Project project) throws IOException {
UuencodeXref xref = new UuencodeXref(in);
xref.annotation = annotation;
xref.project = project;
xref.setDefs(defs);
xref.write(out);
}
}