package org.wso2.carbon.registry.indexing.indexer;
import java.io.ByteArrayInputStream;
import java.io.IOException;
import org.apache.commons.logging.Log;
import org.apache.commons.logging.LogFactory;
import org.apache.solr.common.SolrException;
import org.apache.solr.common.SolrException.ErrorCode;
import org.pdfbox.cos.COSDocument;
import org.pdfbox.pdfparser.PDFParser;
import org.pdfbox.pdmodel.PDDocument;
import org.pdfbox.util.PDFTextStripper;
import org.wso2.carbon.registry.indexing.AsyncIndexer.File2Index;
import org.wso2.carbon.registry.indexing.solr.IndexDocument;
public class PDFIndexer implements Indexer {
public static final Log log = LogFactory.getLog(PDFIndexer.class);
public IndexDocument getIndexedDocument(File2Index fileData) throws SolrException {
try {
PDFParser parser = new PDFParser(new ByteArrayInputStream(fileData.data));
parser.parse();
COSDocument cosDoc = parser.getDocument();
PDFTextStripper stripper = new PDFTextStripper();
String docText = stripper.getText(new PDDocument(cosDoc));
cosDoc.close();
return new IndexDocument(fileData.path, docText, null);
} catch (IOException e) {
String msg = "Failed to write to the index";
log.error(msg, e);
throw new SolrException(ErrorCode.SERVER_ERROR, msg);
}
}
}