import com.sun.xml.internal.ws.policy.sourcemodel.PolicySourceModelContext; //导入依赖的package包/类
private Collection<String> getPolicyURIs(
        final Collection<PolicyRecordHandler> handlers, final PolicySourceModelContext modelContext) throws PolicyException{
    final Collection<String> result = new ArrayList<String>(handlers.size());
    String policyUri;
    for (PolicyRecordHandler handler : handlers) {
        policyUri = handler.handler;
        if (HandlerType.AnonymousPolicyId == handler.type) {
            final PolicySourceModel policyModel = getAnonymousPolicyModels().get(policyUri);
            policyModel.expand(modelContext);
            while (getPolicyModels().containsKey(policyUri)) {
                policyUri = AnonymnousPolicyIdPrefix.append(anonymousPoliciesCount++).toString();
            }
            getPolicyModels().put(policyUri,policyModel);
        }
        result.add(policyUri);
    }
    return result;
}