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NIHVIVO-3849 fail to export asserted abox in n3 format

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This commit is contained in:
stellamit 2012-06-29 16:23:41 +00:00
parent 515b5e4574
commit 353490142e
1 changed files with 26 additions and 4 deletions
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30
webapp/src/edu/cornell/mannlib/vitro/webapp/controller/jena/JenaExportController.java
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@ -11,10 +11,14 @@ import javax.servlet.RequestDispatcher;
import javax.servlet.http.HttpServletRequest;
import javax.servlet.http.HttpServletResponse;
import org.apache.commons.logging.Log;
import org.apache.commons.logging.LogFactory;
import com.hp.hpl.jena.ontology.OntModel;
import com.hp.hpl.jena.query.Dataset;
import com.hp.hpl.jena.rdf.model.Model;
import com.hp.hpl.jena.rdf.model.ModelFactory;
import com.hp.hpl.jena.shared.JenaException;
import com.hp.hpl.jena.shared.Lock;
import edu.cornell.mannlib.vedit.controller.BaseEditController;
@ -30,6 +34,9 @@ public class JenaExportController extends BaseEditController {
private static final Actions REQUIRED_ACTIONS = SimplePermission.USE_ADVANCED_DATA_TOOLS_PAGES.ACTIONS
.or(SimplePermission.EDIT_ONTOLOGY.ACTION);
private static final Log log = LogFactory.getLog(JenaExportController.class);
@Override
public void doGet( HttpServletRequest request, HttpServletResponse response ) {
if (!isAuthorizedToDisplayPage(request, response, REQUIRED_ACTIONS)) {
@ -203,10 +210,25 @@ public class JenaExportController extends BaseEditController {
// 2010-11-02 workaround for the fact that ARP now always seems to
// try to parse N3 using strict Turtle rules. Avoiding headaches
// by always serializing out as Turtle instead of using N3 sugar.
if(!"full".equals(subgraphParam))
model.write( outStream, "N3".equals(formatParam) ? "TTL" : formatParam );
else
ontModel.writeAll(outStream, "N3".equals(formatParam) ? "TTL" : formatParam, null );
try {
if(!"full".equals(subgraphParam)) {
model.write( outStream, "N3".equals(formatParam) ? "TTL" : formatParam );
} else {
ontModel.writeAll(outStream, "N3".equals(formatParam) ? "TTL" : formatParam, null );
}
} catch (JenaException je) {
response.setContentType("text/plain");
response.setHeader("content-disposition", "attachment; filename=" + "export.txt");
if(!"full".equals(subgraphParam)) {
model.write( outStream, "N-TRIPLE", null);
} else {
ontModel.writeAll(outStream, "N-TRIPLE", null );
}
log.info("exported model in N-TRIPLE format instead of N3 because there was a problem exporting in N3 format");
}
outStream.flush();
outStream.close();
} catch (IOException ioe) {