Examples with RDF4JException org.eclipse.rdf4j.RDF4JException used on opensource projects

Example 11 with RDF4JException

use of org.eclipse.rdf4j.RDF4JException in project rdf4j by eclipse.

the class RDF4JProtocolSession method getNamespace.

public String getNamespace(String prefix) throws IOException, RepositoryException, UnauthorizedException {
    checkRepositoryURL();
    HttpGet method = new HttpGet(Protocol.getNamespacePrefixLocation(getQueryURL(), prefix));
    try {
        HttpResponse response = execute(method);
        int code = response.getStatusLine().getStatusCode();
        if (code == HttpURLConnection.HTTP_OK || code == HttpURLConnection.HTTP_NOT_AUTHORITATIVE) {
            return EntityUtils.toString(response.getEntity());
        } else {
            EntityUtils.consume(response.getEntity());
            return null;
        }
    } catch (RepositoryException e) {
        throw e;
    } catch (RDF4JException e) {
        throw new RepositoryException(e);
    } finally {
        method.reset();
    }
}

Example 12 with RDF4JException

use of org.eclipse.rdf4j.RDF4JException in project rdf4j by eclipse.

the class RDF4JProtocolSession method clearNamespaces.

public void clearNamespaces() throws IOException, RepositoryException, UnauthorizedException {
    checkRepositoryURL();
    HttpDelete method = new HttpDelete(Protocol.getNamespacesLocation(getQueryURL()));
    try {
        executeNoContent(method);
    } catch (RepositoryException e) {
        throw e;
    } catch (RDF4JException e) {
        throw new RepositoryException(e);
    } finally {
        method.reset();
    }
}

Example 13 with RDF4JException

use of org.eclipse.rdf4j.RDF4JException in project rdf4j by eclipse.

the class RDF4JProtocolSession method setNamespacePrefix.

public void setNamespacePrefix(String prefix, String name) throws IOException, RepositoryException, UnauthorizedException {
    checkRepositoryURL();
    HttpPut method = new HttpPut(Protocol.getNamespacePrefixLocation(getQueryURL(), prefix));
    try {
        method.setEntity(new StringEntity(name, ContentType.create("text/plain", "UTF-8")));
        executeNoContent(method);
    } catch (RepositoryException e) {
        throw e;
    } catch (RDF4JException e) {
        throw new RepositoryException(e);
    } finally {
        method.reset();
    }
}

Example 14 with RDF4JException

use of org.eclipse.rdf4j.RDF4JException in project rdf4j by eclipse.

the class RDF4JProtocolSession method size.

/*-------------------------*
	 * Repository/context size *
	 *-------------------------*/
public long size(Resource... contexts) throws IOException, RepositoryException, UnauthorizedException {
    checkRepositoryURL();
    try {
        String transactionURL = getTransactionURL();
        final boolean useTransaction = transactionURL != null;
        String baseLocation = useTransaction ? appendAction(transactionURL, Action.SIZE) : Protocol.getSizeLocation(getQueryURL());
        URIBuilder url = new URIBuilder(baseLocation);
        String[] encodedContexts = Protocol.encodeContexts(contexts);
        for (int i = 0; i < encodedContexts.length; i++) {
            url.addParameter(Protocol.CONTEXT_PARAM_NAME, encodedContexts[i]);
        }
        final HttpRequestBase method = useTransaction ? new HttpPut(url.build()) : new HttpGet(url.build());
        try {
            String response = EntityUtils.toString(executeOK(method).getEntity());
            pingTransaction();
            try {
                return Long.parseLong(response);
            } catch (NumberFormatException e) {
                throw new RepositoryException("Server responded with invalid size value: " + response);
            }
        } finally {
            method.reset();
        }
    } catch (URISyntaxException e) {
        throw new AssertionError(e);
    } catch (RepositoryException e) {
        throw e;
    } catch (RDF4JException e) {
        throw new RepositoryException(e);
    }
}

Example 15 with RDF4JException

use of org.eclipse.rdf4j.RDF4JException in project rdf4j by eclipse.

the class SPARQLProtocolSession method sendGraphQueryViaHttp.

private HttpResponse sendGraphQueryViaHttp(HttpUriRequest method, boolean requireContext, Set<RDFFormat> rdfFormats) throws RepositoryException, IOException, QueryInterruptedException, MalformedQueryException {
    List<String> acceptParams = RDFFormat.getAcceptParams(rdfFormats, requireContext, getPreferredRDFFormat());
    method.addHeader(ACCEPT_PARAM_NAME, String.join(", ", acceptParams));
    try {
        return executeOK(method);
    } catch (RepositoryException | MalformedQueryException | QueryInterruptedException e) {
        throw e;
    } catch (RDF4JException e) {
        throw new RepositoryException(e);
    }
}