Examples with StringRepresentation org.restlet.representation.StringRepresentation used on opensource projects

Example 41 with StringRepresentation

use of org.restlet.representation.StringRepresentation in project helix by apache.

the class CurrentStatesResource method getInstanceCurrentStatesRepresentation.

StringRepresentation getInstanceCurrentStatesRepresentation(String clusterName, String instanceName) throws JsonGenerationException, JsonMappingException, IOException {
    ZkClient zkClient = (ZkClient) getContext().getAttributes().get(RestAdminApplication.ZKCLIENT);
    ;
    String instanceSessionId = ClusterRepresentationUtil.getInstanceSessionId(zkClient, clusterName, instanceName);
    String message = ClusterRepresentationUtil.getInstancePropertyNameListAsString(zkClient, clusterName, instanceName, PropertyType.CURRENTSTATES, instanceSessionId, MediaType.APPLICATION_JSON);
    StringRepresentation representation = new StringRepresentation(message, MediaType.APPLICATION_JSON);
    return representation;
}

Example 42 with StringRepresentation

use of org.restlet.representation.StringRepresentation in project helix by apache.

the class ErrorsResource method getInstanceErrorsRepresentation.

StringRepresentation getInstanceErrorsRepresentation(String clusterName, String instanceName) throws JsonGenerationException, JsonMappingException, IOException {
    ZkClient zkClient = (ZkClient) getContext().getAttributes().get(RestAdminApplication.ZKCLIENT);
    ;
    String instanceSessionId = ClusterRepresentationUtil.getInstanceSessionId(zkClient, clusterName, instanceName);
    String message = ClusterRepresentationUtil.getInstancePropertyNameListAsString(zkClient, clusterName, instanceName, PropertyType.CURRENTSTATES, instanceSessionId, MediaType.APPLICATION_JSON);
    StringRepresentation representation = new StringRepresentation(message, MediaType.APPLICATION_JSON);
    return representation;
}

Example 43 with StringRepresentation

use of org.restlet.representation.StringRepresentation in project helix by apache.

the class ExternalViewResource method get.

@Override
public Representation get() {
    StringRepresentation presentation = null;
    try {
        String clusterName = ResourceUtil.getAttributeFromRequest(getRequest(), ResourceUtil.RequestKey.CLUSTER_NAME);
        String resourceName = ResourceUtil.getAttributeFromRequest(getRequest(), ResourceUtil.RequestKey.RESOURCE_NAME);
        presentation = getExternalViewRepresentation(clusterName, resourceName);
    } catch (Exception e) {
        String error = ClusterRepresentationUtil.getErrorAsJsonStringFromException(e);
        presentation = new StringRepresentation(error, MediaType.APPLICATION_JSON);
        LOG.error("Exception in get externalView", e);
    }
    return presentation;
}

Example 44 with StringRepresentation

use of org.restlet.representation.StringRepresentation in project helix by apache.

the class ExternalViewResource method getExternalViewRepresentation.

StringRepresentation getExternalViewRepresentation(String clusterName, String resourceName) throws JsonGenerationException, JsonMappingException, IOException {
    Builder keyBuilder = new PropertyKey.Builder(clusterName);
    ZkClient zkclient = ResourceUtil.getAttributeFromCtx(getContext(), ResourceUtil.ContextKey.RAW_ZKCLIENT);
    String extViewStr = ResourceUtil.readZkAsBytes(zkclient, keyBuilder.externalView(resourceName));
    StringRepresentation representation = new StringRepresentation(extViewStr, MediaType.APPLICATION_JSON);
    return representation;
}

Example 45 with StringRepresentation

use of org.restlet.representation.StringRepresentation in project helix by apache.

the class IdealStateResource method get.

/**
 * Get ideal state
 * <p>
 * Usage:
 * <code>curl http://{host:port}/clusters/{clusterName}/resourceGroups/{resourceName}/idealState
 */
@Override
public Representation get() {
    StringRepresentation presentation = null;
    try {
        String clusterName = ResourceUtil.getAttributeFromRequest(getRequest(), ResourceUtil.RequestKey.CLUSTER_NAME);
        String resourceName = ResourceUtil.getAttributeFromRequest(getRequest(), ResourceUtil.RequestKey.RESOURCE_NAME);
        presentation = getIdealStateRepresentation(clusterName, resourceName);
    } catch (Exception e) {
        String error = ClusterRepresentationUtil.getErrorAsJsonStringFromException(e);
        presentation = new StringRepresentation(error, MediaType.APPLICATION_JSON);
        LOG.error("Exception in get idealState", e);
    }
    return presentation;
}