import com.sun.xml.internal.ws.api.policy.ValidationProcessor; //导入依赖的package包/类
/**
 * Checks if the PolicyMap has only single alternative in the scope.
 *
 * @param policyMap
 *      PolicyMap that needs to be validated.
 */
private void validateServerPolicyMap(PolicyMap policyMap) {
    try {
        final ValidationProcessor validationProcessor = ValidationProcessor.getInstance();

        for (Policy policy : policyMap) {

            // TODO:  here is a good place to check if the actual policy has only one alternative...

            for (AssertionSet assertionSet : policy) {
                for (PolicyAssertion assertion : assertionSet) {
                    Fitness validationResult = validationProcessor.validateServerSide(assertion);
                    if (validationResult != Fitness.SUPPORTED) {
                        throw new PolicyException(PolicyMessages.WSP_1015_SERVER_SIDE_ASSERTION_VALIDATION_FAILED(
                                assertion.getName(),
                                validationResult));
                    }
                }
            }
        }
    } catch (PolicyException e) {
        throw new WebServiceException(e);
    }
}