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package com.sun.xml.ws.security.impl.policyconv;
import com.sun.xml.ws.security.policy.AlgorithmSuite;
import com.sun.xml.ws.security.policy.EncryptedElements;
import com.sun.xml.ws.security.policy.EncryptedParts;
import com.sun.xml.ws.security.policy.Header;
import com.sun.xml.wss.impl.MessageConstants;
import com.sun.xml.wss.impl.policy.mls.EncryptionPolicy;
import com.sun.xml.wss.impl.policy.mls.EncryptionTarget;
import java.util.HashSet;
import java.util.Iterator;
import javax.xml.namespace.QName;
/**
*
* @author K.Venugopal@sun.com
*/
public class EncryptionAssertionProcessor {
private boolean bodyEncrypted = false;
private boolean encryptAttachments = false;
private HashSet<Header> encryptedParts = new HashSet<Header>();
// private EncryptionTargetCreator etc =null;
private EncryptionTargetCreator etCreator = null;
/** Creates a new instance of EncryptionAssertionProcessor */
public EncryptionAssertionProcessor(AlgorithmSuite algorithmSuite,boolean enforce) {
//this.algorithmSuite = algorithmSuite;
//this.enforce = enforce;
this.etCreator = new EncryptionTargetCreator(algorithmSuite,enforce);
}
public EncryptionTargetCreator getTargetCreator(){
return etCreator;
}
public void process(EncryptedParts encryptParts,EncryptionPolicy.FeatureBinding binding){
if(SecurityPolicyUtil.isEncryptedPartsEmpty(encryptParts)){
if(!bodyEncrypted){
EncryptionTarget target = etCreator.newQNameEncryptionTarget(EncryptionTarget.BODY_QNAME);
target.setContentOnly(true);
binding.addTargetBinding(target);
bodyEncrypted = true;
}
}
Iterator tv = encryptParts.getTargets();
while(tv.hasNext()){
Header ht = (Header)tv.next();
if(!seenEncryptedParts(ht)){
EncryptionTarget target = etCreator.newQNameEncryptionTarget(new QName(ht.getURI(),ht.getLocalName()));
target.isSOAPHeadersOnly(true);
binding.addTargetBinding(target);
}
}
if(encryptParts.hasBody() && !bodyEncrypted){
EncryptionTarget target = etCreator.newQNameEncryptionTarget(EncryptionTarget.BODY_QNAME);
target.setContentOnly(true);
binding.addTargetBinding(target);
bodyEncrypted = true;
}
if(encryptParts.hasAttachments() && !encryptAttachments){
EncryptionTarget target = etCreator.newURIEncryptionTarget(MessageConstants.PROCESS_ALL_ATTACHMENTS);
target.setContentOnly(true);
etCreator.addAttachmentTransform(target, MessageConstants.SWA11_ATTACHMENT_CIPHERTEXT_TRANSFORM);
binding.addTargetBinding(target);
encryptAttachments = true;
}
}
//TODO:merge multiple EncryptedElements
public void process(EncryptedElements encryptedElements , EncryptionPolicy.FeatureBinding binding){
Iterator<String> eeItr = encryptedElements.getTargets();
while(eeItr.hasNext()){
String xpathTarget = eeItr.next();
EncryptionTarget target = etCreator.newXpathEncryptionTarget(xpathTarget);
binding.addTargetBinding(target);
}
}
private boolean seenEncryptedParts(Header header){
if(encryptedParts.contains(header)){
return true;
}
encryptedParts.add(header);
return false;
}
public void process(QName targetName,EncryptionPolicy.FeatureBinding binding){
EncryptionTarget target = etCreator.newQNameEncryptionTarget(targetName);
binding.addTargetBinding(target);
}
}