com.sun.xml.ws.policy.jaxws.DefaultPolicyResolver Maven / Gradle / Ivy
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package com.sun.xml.ws.policy.jaxws;
import com.sun.xml.ws.api.policy.AlternativeSelector;
import com.sun.xml.ws.api.policy.PolicyResolver;
import com.sun.xml.ws.api.policy.ValidationProcessor;
import com.sun.xml.ws.policy.AssertionSet;
import com.sun.xml.ws.policy.EffectivePolicyModifier;
import com.sun.xml.ws.policy.Policy;
import com.sun.xml.ws.policy.PolicyAssertion;
import com.sun.xml.ws.policy.PolicyException;
import com.sun.xml.ws.policy.PolicyMap;
import com.sun.xml.ws.policy.spi.PolicyAssertionValidator.Fitness;
import com.sun.xml.ws.resources.PolicyMessages;
import javax.xml.ws.WebServiceException;
/**
* This default implementation runs the policy validators on the server side and
* selects a policy alternative on the client side.
*
* @author Rama Pulavarthi
* @author Fabian Ritzmann
*/
public class DefaultPolicyResolver implements PolicyResolver {
public PolicyMap resolve(ServerContext context) {
PolicyMap map = context.getPolicyMap();
if(map != null)
validateServerPolicyMap(map);
return map;
}
public PolicyMap resolve(ClientContext context) {
PolicyMap map = context.getPolicyMap();
if(map != null)
map = doAlternativeSelection(map);
return map;
}
/**
* 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);
}
}
/**
* Selects a best alternative if there are multiple policy alternatives.
*
* @param policyMap
* @return
*/
private PolicyMap doAlternativeSelection(PolicyMap policyMap) {
final EffectivePolicyModifier modifier = EffectivePolicyModifier.createEffectivePolicyModifier();
modifier.connect(policyMap);
try {
AlternativeSelector.doSelection(modifier);
} catch (PolicyException e) {
throw new WebServiceException(e);
}
return policyMap;
}
}