Java Code Examples for org.openrdf.repository.RepositoryException#printStackTrace()

@Override
public void delete() {
    try {
        ObjectConnection connection = getObjectConnection();

        // deleting an existing selector
        if(getSelector() != null) {
            getSelector().delete();
            setSelector(null);
        }

        connection.removeDesignation(this, (URI) getResource());
        // explicitly removing the rdf type triple from the repository
        connection.remove(getResource(), null, null);
        connection.remove(null, null, getResource(), null);
    } catch (RepositoryException e) {
        e.printStackTrace();
    }
}
 

/**
 * Load data in specified graph (use default graph if contexts is null)
 * 
 * @param filePath
 * @param format
 * @param contexts
 * @throws RepositoryException
 * @throws IOException
 * @throws RDFParseException
 */
public void loadDataFromFile(String filePath, RDFFormat format,
		Resource... contexts) throws RepositoryException,
		RDFParseException, IOException {
	RepositoryConnection con = null;
	try {
		con = currentRepository.getConnection();
		// upload a file
		File f = new File(filePath);
		con.add(f, null, format, contexts);
	} finally {
		try {
			con.close();
		} catch (RepositoryException e) {
			e.printStackTrace();
		}
	}

}
 

public void loadDataFromInputStream(InputStream is, RDFFormat format,
		Resource... contexts) throws RepositoryException,
		RDFParseException, IOException {
	RepositoryConnection con = null;
	try {
		con = currentRepository.getConnection();
		con.add(is, "http://geotriples.eu", format, contexts);
	} finally {
		try {
			con.close();
		} catch (RepositoryException e) {
			e.printStackTrace();
		}
	}

}
 

public void clearData() {
	try {
		RepositoryResult<Statement> statements = rep.getConnection().getStatements(null, null, null, true);
		rep.getConnection().remove(statements);
	} catch (RepositoryException e) {
		e.printStackTrace();
		throw new SparqlTutorialException(e);
	}
}
 

/**
 * Method returns a textual representation of the given ResourceObject in a supported serialisation format.
 *
 * @param format The format which should be printed.
 * @return A textual representation if this object in the format.
 */
@Override
public String getTriples(RDFFormat format) {
    try {
        return getTriples(format, 1, null);
    } catch (RepositoryException e) {
        e.printStackTrace();
        return null;
    }
}
 

@Override
public void delete() {
    try {
        ObjectConnection connection = getObjectConnection();
        connection.removeDesignation(this, (URI) getResource());
        // explicitly removing the rdf type triple from the repository
        connection.remove(getResource(), null, null);
        connection.remove(null, null, getResource(), null);
    } catch (RepositoryException e) {
        e.printStackTrace();
    }
}
 

@Override
public void handleStatement(Statement statement) {
    try {
        this.connection.add(statement);
    } catch (RepositoryException e) {
        e.printStackTrace();
    }
}
 

public CustomSesameDataset(String sesameServer, String repositoryID) {
	currentRepository = new HTTPRepository(sesameServer, repositoryID);
	try {
		currentRepository.initialize();
	} catch (RepositoryException e) {
		e.printStackTrace();
	}
}
 

public void loadDataFromURL(String stringURL) throws RepositoryException, RDFParseException, IOException {
	RepositoryConnection con = null;
	try {
		con = currentRepository.getConnection();
			// upload a URL
			URL url = new URL(stringURL);
			con.add(url, null, RDFFormat.TURTLE);
	} finally {
		try {
			con.close();
		} catch (RepositoryException e) {
			e.printStackTrace();
		}
	}
}
 

@Override
public void delete() {
    try {
        ObjectConnection connection = getObjectConnection();

        // deleting an existing body
        if (getBodies() != null) {
            for (Body body : getBodies()) {
                body.delete();
            }
            setBodies(null);
        }

        // deleting existing targets one by one
        if (getTargets() != null) {
            for (Target target : getTargets()) {
                target.delete();
            }
            setTargets(null);
        }

        // deleting possible provenance information
        if (this.getSerializedAt() != null) {
            this.setSerializedAt(null);
        }

        if (this.getSerializedBy() != null) {
            this.setSerializedBy(null);
        }

        if (this.getAnnotatedAt() != null) {
            this.setAnnotatedAt(null);
        }

        if (this.getAnnotatedBy() != null) {
            this.setAnnotatedBy(null);
        }

        if (this.getCreator() != null) {
            this.setCreator(null);
        }

        if (this.getMotivatedBy() != null) {
            this.setMotivatedBy(null);
        }

        if (this.getCreated() != null) {
            this.setCreated(null);
        }

        if (this.getGenerated() != null) {
            this.setGenerated(null);
        }

        if (this.getGenerator() != null) {
            this.setGenerator(null);
        }

        // finally removing this annotation
        connection.removeDesignation(this, (URI) getResource());
        // explicitly removing the rdf type triple from the repository
        connection.remove(getResource(), null, null);
    } catch (RepositoryException e) {
        e.printStackTrace();
    }
}
 

public BigdataSail getOrCreateRepository(String journalFile) {

		final java.util.Properties props = new java.util.Properties();
		SailRepository repo = null;

		/*
		 * Lax edges allows us to use non-unique edge identifiers
		 */
		props.setProperty(BigdataGraph.Options.LAX_EDGES, "true");

		/*
		 * SPARQL bottom up evaluation semantics can have performance impact.
		 */
		props.setProperty(AbstractTripleStore.Options.BOTTOM_UP_EVALUATION,
				"false");

		if (journalFile == null || !new File(journalFile).exists()) {

			/*
			 * No journal specified or journal does not exist yet at specified
			 * location. Create a new store. (If journal== null an in-memory
			 * store will be created.
			 */
			repo = BigdataSailFactory.createRepository(props, journalFile,
					Option.TextIndex);// , Option.RDR);

		} else {

			/*
			 * Journal already exists at specified location. Open existing
			 * store.
			 */
			repo =  BigdataSailFactory.openRepository(journalFile);

		}

		try {
			repo.initialize();
		} catch (RepositoryException e) {
			e.printStackTrace();
			testPrint(e.toString());
		}

		return (BigdataSail) repo.getSail();
	}