Examples with QueryInterruptedException org.eclipse.rdf4j.query.QueryInterruptedException used on opensource projects

Example 1 with QueryInterruptedException

use of org.eclipse.rdf4j.query.QueryInterruptedException in project rdf4j by eclipse.

the class SPARQLProtocolSession method execute.

protected HttpResponse execute(HttpUriRequest method) throws IOException, RDF4JException {
    boolean consume = true;
    if (params != null) {
        method.setParams(params);
    }
    HttpResponse response = httpClient.execute(method, httpContext);
    try {
        int httpCode = response.getStatusLine().getStatusCode();
        if (httpCode >= 200 && httpCode < 300 || httpCode == HttpURLConnection.HTTP_NOT_FOUND) {
            consume = false;
            // everything OK, control flow can continue
            return response;
        } else {
            switch(httpCode) {
                case // 401
                HttpURLConnection.HTTP_UNAUTHORIZED:
                    throw new UnauthorizedException();
                case // 503
                HttpURLConnection.HTTP_UNAVAILABLE:
                    throw new QueryInterruptedException();
                default:
                    ErrorInfo errInfo = getErrorInfo(response);
                    // Throw appropriate exception
                    if (errInfo.getErrorType() == ErrorType.MALFORMED_DATA) {
                        throw new RDFParseException(errInfo.getErrorMessage());
                    } else if (errInfo.getErrorType() == ErrorType.UNSUPPORTED_FILE_FORMAT) {
                        throw new UnsupportedRDFormatException(errInfo.getErrorMessage());
                    } else if (errInfo.getErrorType() == ErrorType.MALFORMED_QUERY) {
                        throw new MalformedQueryException(errInfo.getErrorMessage());
                    } else if (errInfo.getErrorType() == ErrorType.UNSUPPORTED_QUERY_LANGUAGE) {
                        throw new UnsupportedQueryLanguageException(errInfo.getErrorMessage());
                    } else if (errInfo.toString().length() > 0) {
                        throw new RepositoryException(errInfo.toString());
                    } else {
                        throw new RepositoryException(response.getStatusLine().getReasonPhrase());
                    }
            }
        }
    } finally {
        if (consume) {
            EntityUtils.consumeQuietly(response.getEntity());
        }
    }
}

Example 2 with QueryInterruptedException

use of org.eclipse.rdf4j.query.QueryInterruptedException in project rdf4j by eclipse.

the class SPARQLProtocolSession method sendTupleQueryViaHttp.

/**
 * Send the tuple query via HTTP and throws an exception in case anything goes wrong, i.e. only for HTTP
 * 200 the method returns without exception. If HTTP status code is not equal to 200, the request is
 * aborted, however pooled connections are not released.
 *
 * @param method
 * @throws RepositoryException
 * @throws HttpException
 * @throws IOException
 * @throws QueryInterruptedException
 * @throws MalformedQueryException
 */
private HttpResponse sendTupleQueryViaHttp(HttpUriRequest method, Set<QueryResultFormat> tqrFormats) throws RepositoryException, IOException, QueryInterruptedException, MalformedQueryException {
    final List<String> acceptValues = new ArrayList<String>(tqrFormats.size());
    for (QueryResultFormat format : tqrFormats) {
        // Determine a q-value that reflects the user specified preference
        int qValue = 10;
        if (preferredTQRFormat != null && !preferredTQRFormat.equals(format)) {
            // Prefer specified format over other formats
            qValue -= 2;
        }
        for (String mimeType : format.getMIMETypes()) {
            String acceptParam = mimeType;
            if (qValue < 10) {
                acceptParam += ";q=0." + qValue;
            }
            acceptValues.add(acceptParam);
        }
    }
    method.addHeader(ACCEPT_PARAM_NAME, String.join(", ", acceptValues));
    try {
        return executeOK(method);
    } catch (RepositoryException | MalformedQueryException | QueryInterruptedException e) {
        throw e;
    } catch (RDF4JException e) {
        throw new RepositoryException(e);
    }
}

Example 3 with QueryInterruptedException

use of org.eclipse.rdf4j.query.QueryInterruptedException in project rdf4j by eclipse.

the class HTTPUpdate method execute.

@Override
public void execute() throws UpdateExecutionException {
    try {
        if (httpCon.getRepository().useCompatibleMode()) {
            if (httpCon.isAutoCommit()) {
                // execute update immediately
                SPARQLProtocolSession client = getHttpClient();
                try {
                    client.sendUpdate(getQueryLanguage(), getQueryString(), getBaseURI(), dataset, includeInferred, getMaxExecutionTime(), getBindingsArray());
                } catch (UnauthorizedException e) {
                    throw new HTTPUpdateExecutionException(e.getMessage(), e);
                } catch (QueryInterruptedException e) {
                    throw new HTTPUpdateExecutionException(e.getMessage(), e);
                } catch (MalformedQueryException e) {
                    throw new HTTPUpdateExecutionException(e.getMessage(), e);
                } catch (IOException e) {
                    throw new HTTPUpdateExecutionException(e.getMessage(), e);
                }
            } else {
                // defer execution as part of transaction.
                httpCon.scheduleUpdate(this);
            }
            return;
        }
        SPARQLProtocolSession client = getHttpClient();
        try {
            httpCon.flushTransactionState(Action.UPDATE);
            client.sendUpdate(getQueryLanguage(), getQueryString(), getBaseURI(), dataset, includeInferred, getMaxExecutionTime(), getBindingsArray());
        } catch (UnauthorizedException e) {
            throw new HTTPUpdateExecutionException(e.getMessage(), e);
        } catch (QueryInterruptedException e) {
            throw new HTTPUpdateExecutionException(e.getMessage(), e);
        } catch (MalformedQueryException e) {
            throw new HTTPUpdateExecutionException(e.getMessage(), e);
        } catch (IOException e) {
            throw new HTTPUpdateExecutionException(e.getMessage(), e);
        }
    } catch (RepositoryException e) {
        throw new HTTPUpdateExecutionException(e.getMessage(), e);
    }
}

Example 4 with QueryInterruptedException

use of org.eclipse.rdf4j.query.QueryInterruptedException 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);
    }
}