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package com.sun.xml.ws.policy.jaxws;
import com.sun.xml.ws.policy.PolicyException;
import com.sun.xml.ws.policy.PolicyMap;
import com.sun.xml.ws.policy.PolicyMapExtender;
import com.sun.xml.ws.policy.PolicyMapMutator;
import java.util.Arrays;
import java.util.HashSet;
import java.util.LinkedList;
import java.util.List;
/**
* Used for populating changes into PolicyMap. Once a PolicyMap is created
* PolicyMapBuilder notifies all the registered WSPolicyBuilderHandler to populate
* changes to the PolicyMap.
*
*
* @author Jakub Podlesak (jakub.podlesak at sun.com)
*/
class PolicyMapBuilder {
/**
* policyBuilders should contain list of registered PolicyBuilders
*/
private List<BuilderHandler> policyBuilders = new LinkedList<BuilderHandler>();
/**
* Creates a new instance of PolicyMapBuilder
*/
PolicyMapBuilder() {
// nothing to initialize
}
/**
* Registers another builder, which has to be notified after a new
* PolicyMap is created in order to populate it's changes.
*
*/
void registerHandler(final BuilderHandler builder){
if (null != builder) {
policyBuilders.add(builder);
}
}
/**
* Iterates all the registered PolicyBuilders and lets them populate
* their changes into PolicyMap. Registers mutators given as a parameter
* with the newly created map.
*/
PolicyMap getPolicyMap(final PolicyMapMutator... externalMutators) throws PolicyException{
return getNewPolicyMap(externalMutators);
}
/**
* Iterates all the registered PolicyBuilders and lets them populate
* their changes into PolicyMap. Registers mutators from collection given as a parameter
* with the newly created map.
*/
private PolicyMap getNewPolicyMap(final PolicyMapMutator... externalMutators) throws PolicyException{
final HashSet<PolicyMapMutator> mutators = new HashSet<PolicyMapMutator>();
final PolicyMapExtender myExtender = PolicyMapExtender.createPolicyMapExtender();
mutators.add(myExtender);
if (null != externalMutators) {
mutators.addAll(Arrays.asList(externalMutators));
}
final PolicyMap policyMap = PolicyMap.createPolicyMap(mutators);
for(BuilderHandler builder : policyBuilders){
builder.populate(myExtender);
}
return policyMap;
}
void unregisterAll() {
this.policyBuilders = null;
}
}