@Override
    public String getHttpMethod() {
        return "PUT";
    }
Updates the state of the specified service in the specified cluster.

@param params - Ambari connection information.
@param clusterName - Existing cluster name.
@param serviceName - Service name whose state is to be updated.
@param serviceState - New service state.
@param requestContext - Comments or remarks.
ambari-funtest/src/test/java/org/apache/ambari/funtest/server/api/service/SetServiceStateWebRequest.java