@Override
public void analyze(Document doc, InputStream in) throws IOException {
if (in.read() != 'B') {
throw new IOException("Not BZIP2 format");
}
if (in.read() != 'Z') {
throw new IOException("Not BZIP2 format");
}
BufferedInputStream gzis = new BufferedInputStream(new CBZip2InputStream(in));
String path = doc.get("path");
if (path != null && (path.endsWith(".bz2") || path.endsWith(".BZ2") || path.endsWith(".bz"))) {
String newname = path.substring(0, path.lastIndexOf('.'));
// System.err.println("BZIPPED OF = " + newname);
fa = AnalyzerGuru.getAnalyzer(gzis, newname);
if (fa instanceof BZip2Analyzer) {
fa = null;
} else {
if (fa.getGenre() == Genre.PLAIN || fa.getGenre() == Genre.XREFABLE) {
this.g = Genre.XREFABLE;
} else {
this.g = Genre.DATA;
}
fa.analyze(doc, gzis);
if (doc.get("t") != null) {
doc.removeField("t");
if (g == Genre.XREFABLE) {
doc.add(new Field("t", g.typeName(), Field.Store.YES, Field.Index.NOT_ANALYZED));
}
}
}
}
}
/**
* Write a cross referenced HTML file.
*
* @param out Writer to store HTML cross-reference
*/
@Override
public void writeXref(Writer out) throws IOException {
if ((fa != null) && (fa.getGenre() == Genre.PLAIN || fa.getGenre() == Genre.XREFABLE)) {
fa.writeXref(out);
}
}