Examples with DefaultCompositeStream org.onosproject.yang.runtime.DefaultCompositeStream used on opensource projects

Example 1 with DefaultCompositeStream

use of org.onosproject.yang.runtime.DefaultCompositeStream in project onos by opennetworkinglab.

the class RestconfUtils method convertJsonToDataNode.

/**
 * Convert URI and ObjectNode to ResourceData.
 *
 * @param uri      URI of the data resource
 * @param rootNode JSON representation of the data resource
 * @return represents type of node in data store
 */
public static ResourceData convertJsonToDataNode(URI uri, ObjectNode rootNode) {
    RuntimeContext.Builder runtimeContextBuilder = new DefaultRuntimeContext.Builder();
    runtimeContextBuilder.setDataFormat(JSON_FORMAT);
    RuntimeContext context = runtimeContextBuilder.build();
    ResourceData resourceData = null;
    InputStream jsonData = null;
    try {
        if (rootNode != null) {
            jsonData = convertObjectNodeToInputStream(rootNode);
        }
        String uriString = getRawUriPath(uri);
        CompositeStream compositeStream = new DefaultCompositeStream(uriString, jsonData);
        // CompositeStream --- YangRuntimeService ---> CompositeData.
        CompositeData compositeData = YANG_RUNTIME.decode(compositeStream, context);
        resourceData = compositeData.resourceData();
    } catch (RestconfException ex) {
        throw ex;
    } catch (Exception ex) {
        log.error("convertJsonToDataNode failure: {}", ex.getMessage(), ex);
        log.info("Failed JSON: \n{}", rootNode);
        log.debug("convertJsonToDataNode failure", ex);
        throw new RestconfException("ERROR: JSON cannot be converted to DataNode", ex, RestconfError.ErrorTag.OPERATION_FAILED, INTERNAL_SERVER_ERROR, Optional.of(uri.getPath()));
    }
    if (resourceData == null) {
        throw new RestconfException("ERROR: JSON cannot be converted to DataNode", RestconfError.ErrorTag.DATA_MISSING, CONFLICT, Optional.of(uri.getPath()), Optional.empty());
    }
    return resourceData;
}