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This module contains the Metro runtime code.
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package com.sun.xml.wss.impl.policy.verifier;
import com.sun.xml.ws.security.spi.AlternativeSelector;
import com.sun.xml.wss.ProcessingContext;
import com.sun.xml.wss.impl.PolicyViolationException;
import com.sun.xml.wss.impl.policy.PolicyAlternatives;
import com.sun.xml.wss.impl.policy.SecurityPolicy;
import com.sun.xml.wss.impl.policy.mls.MessagePolicy;
import com.sun.xml.wss.impl.policy.spi.PolicyVerifier;
import com.sun.xml.wss.logging.LogDomainConstants;
import java.util.Iterator;
import java.util.List;
import java.util.ServiceLoader;
import java.util.logging.Logger;
/**
*
* @author vbkumarjayanti
*/
public class PolicyAlternativesVerifier implements PolicyVerifier {
private ProcessingContext ctx = null;
private static final Logger log = Logger.getLogger(
LogDomainConstants.WSS_API_DOMAIN,
LogDomainConstants.WSS_API_DOMAIN_BUNDLE);
/** Creates a new instance of MessagePolicyVerifier */
public PolicyAlternativesVerifier(ProcessingContext ctx, TargetResolver targetResolver) {
this.ctx = ctx;
//this.targetResolver = targetResolver;
}
public void verifyPolicy(SecurityPolicy recvdPolicy, SecurityPolicy configPolicy) throws PolicyViolationException {
PolicyAlternatives confPolicies = (PolicyAlternatives)configPolicy;
List mps = confPolicies.getSecurityPolicy();
if (mps.size() == 1) {
PolicyVerifier verifier = PolicyVerifierFactory.createVerifier(mps.get(0), ctx);
verifier.verifyPolicy(recvdPolicy, mps.get(0));
if (mps.get(0).getPolicyAlternativeId() != null) {
ctx.getExtraneousProperties().put(POLICY_ALTERNATIVE_ID,mps.get(0).getPolicyAlternativeId());
}
return;
} else {
//do policy verification
// try with an AlternativeSelector first
//AlternativeSelector selector = new DefaultAlternativeSelector();
AlternativeSelector selector = findAlternativesSelector(mps);
MessagePolicy toVerify = selector.selectAlternative(ctx, mps, recvdPolicy);
//TODO: the PolicyVerifier.verifyPolicy() method expects the toVerify argument to be
//passed again. since that interface is a legacy interface, not changing it
//right now.
if (toVerify != null) {
PolicyVerifier verifier = PolicyVerifierFactory.createVerifier(toVerify, ctx);
verifier.verifyPolicy(recvdPolicy, toVerify);
if (toVerify.getPolicyAlternativeId() != null) {
ctx.getExtraneousProperties().put(POLICY_ALTERNATIVE_ID,toVerify.getPolicyAlternativeId());
}
return;
} else {
//unsupported
throw new UnsupportedOperationException(
"Cannot verify the request against the configured PolicyAlternatives in the WebService");
}
}
}
private AlternativeSelector findAlternativesSelector(List alternatives) {
ServiceLoader alternativeSelectorLoader = ServiceLoader.load(AlternativeSelector.class);
//not clear from javadoc if null is returned ever or an RT exception thrown when it does not find
// the services definitions.
if (alternativeSelectorLoader == null) {
if (alternatives.size() == 2) {
return new UsernameOrSAMLAlternativeSelector();
} else {
throw new UnsupportedOperationException("No AlternativeSelector accepts the policy alternatives combination.");
}
}
Iterator alternativeSelectorIterator = alternativeSelectorLoader.iterator();
while (alternativeSelectorIterator.hasNext()) {
AlternativeSelector selector = alternativeSelectorIterator.next();
if (selector.supportsAlternatives(alternatives)) {
return selector;
}
}
throw new UnsupportedOperationException("No AlternativeSelector accepts the policy alternatives combination.");
}
}