Examples with TransactionWriter org.eclipse.rdf4j.http.protocol.transaction.TransactionWriter used on opensource projects

Example 1 with TransactionWriter

use of org.eclipse.rdf4j.http.protocol.transaction.TransactionWriter in project rdf4j by eclipse.

the class RDF4JProtocolSession method sendTransaction.

/**
 * Sends a transaction list as serialized XML to the server.
 *
 * @deprecated since 2.8.0
 * @param txn
 * @throws IOException
 * @throws RepositoryException
 * @throws UnauthorizedException
 */
@Deprecated
public void sendTransaction(final Iterable<? extends TransactionOperation> txn) throws IOException, RepositoryException, UnauthorizedException {
    checkRepositoryURL();
    HttpPost method = new HttpPost(Protocol.getStatementsLocation(getQueryURL()));
    try {
        // Create a RequestEntity for the transaction data
        method.setEntity(new AbstractHttpEntity() {

            public long getContentLength() {
                // don't know
                return -1;
            }

            public Header getContentType() {
                return new BasicHeader("Content-Type", Protocol.TXN_MIME_TYPE);
            }

            public boolean isRepeatable() {
                return true;
            }

            public boolean isStreaming() {
                return true;
            }

            public InputStream getContent() throws IOException, IllegalStateException {
                ByteArrayOutputStream buf = new ByteArrayOutputStream();
                writeTo(buf);
                return new ByteArrayInputStream(buf.toByteArray());
            }

            public void writeTo(OutputStream out) throws IOException {
                TransactionWriter txnWriter = new TransactionWriter();
                txnWriter.serialize(txn, out);
            }
        });
        try {
            executeNoContent(method);
        } catch (RepositoryException e) {
            throw e;
        } catch (RDF4JException e) {
            throw new RepositoryException(e);
        }
    } finally {
        method.reset();
    }
}