Examples with RestXPathProcessor org.sirix.service.jaxrx.util.RestXPathProcessor used on opensource projects

Example 1 with RestXPathProcessor

use of org.sirix.service.jaxrx.util.RestXPathProcessor in project sirix by sirixdb.

the class NodeIdRepresentation method performQueryOnResource.

/**
 * This method is responsible to perform a XPath query expression on the XML
 * resource which is addressed through a unique node id.
 *
 * @param resourceName
 *          The name of the database, the node id belongs to.
 * @param nodeId
 *          The node id of the requested resource.
 * @param query
 *          The XPath expression.
 * @param queryParams
 *          The optional query parameters (output, wrap, revision).
 * @return The result of the XPath query expression.
 */
public StreamingOutput performQueryOnResource(final String resourceName, final long nodeId, final String query, final Map<QueryParameter, String> queryParams) {
    final StreamingOutput sOutput = new StreamingOutput() {

        @Override
        public void write(final OutputStream output) throws IOException, JaxRxException {
            final File dbFile = new File(mStoragePath, resourceName);
            final String revision = queryParams.get(QueryParameter.REVISION);
            final String wrap = queryParams.get(QueryParameter.WRAP);
            final String doNodeId = queryParams.get(QueryParameter.OUTPUT);
            final boolean wrapResult = (wrap == null) ? true : wrap.equalsIgnoreCase(YESSTRING);
            final boolean nodeid = (doNodeId == null) ? false : doNodeId.equalsIgnoreCase(YESSTRING);
            final Integer rev = revision == null ? null : Integer.valueOf(revision);
            final RestXPathProcessor xpathProcessor = new RestXPathProcessor(mStoragePath);
            try {
                xpathProcessor.getXpathResource(dbFile, nodeId, query, nodeid, rev, output, wrapResult);
            } catch (final SirixException exce) {
                throw new JaxRxException(exce);
            }
        }
    };
    return sOutput;
}

Example 2 with RestXPathProcessor

use of org.sirix.service.jaxrx.util.RestXPathProcessor in project sirix by sirixdb.

the class DatabaseRepresentation method performQueryOnResource.

/**
 * This method is responsible to perform queries on a special database. (XPath
 * queries).
 *
 * @param resource
 *          The name of the database instance.
 * @param query
 *          The XPath expression.
 * @param otherParams
 *          Further query parameters (output, wrap, revision) which change the
 *          response.
 * @return The result of the XPath query expression.
 */
public StreamingOutput performQueryOnResource(final String resource, final String query, final Map<QueryParameter, String> otherParams) {
    final StreamingOutput streamingOutput = new StreamingOutput() {

        @Override
        public void write(final OutputStream output) throws IOException, JaxRxException {
            final String revision = otherParams.get(QueryParameter.REVISION);
            final String wrap = otherParams.get(QueryParameter.WRAP);
            final String nodeId = otherParams.get(QueryParameter.OUTPUT);
            final boolean wrapResult = (wrap == null) ? true : wrap.equalsIgnoreCase(YESSTRING);
            final boolean nodeid = (nodeId == null) ? false : nodeId.equalsIgnoreCase(YESSTRING);
            final Integer rev = revision == null ? null : Integer.valueOf(revision);
            final RestXPathProcessor xpathProcessor = new RestXPathProcessor(mStoragePath);
            try {
                xpathProcessor.getXpathResource(resource, query, nodeid, rev, output, wrapResult);
            } catch (final SirixException exce) {
                throw new JaxRxException(exce);
            }
        }
    };
    return streamingOutput;
}