import java.util.Date;
import java.util.UUID;
-import org.glassfish.jersey.spi.Contract;
import org.onap.policy.api.PolicyException;
import org.onap.policy.api.PolicyParameters;
import org.onap.policy.common.logging.flexlogger.FlexLogger;
import org.onap.policy.rest.util.PolicyValidationRequestWrapper;
import org.onap.policy.xacml.api.XACMLErrorConstants;
import org.springframework.http.HttpStatus;
-import org.springframework.stereotype.Controller;
import com.google.common.base.Strings;