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/*
* SignatureProcessor.java
*
* Created on August 10, 2006, 2:56 PM
*/
package com.sun.xml.ws.security.opt.impl.dsig;
import com.sun.xml.ws.security.opt.api.keyinfo.BuilderResult;
import com.sun.xml.ws.security.opt.impl.util.NamespaceAndPrefixMapper;
import com.sun.xml.ws.security.opt.impl.util.NamespaceContextEx;
import java.util.logging.Level;
import java.util.logging.Logger;
import javax.xml.crypto.dsig.keyinfo.KeyInfo;
import com.sun.xml.ws.security.opt.crypto.jaxb.JAXBSignContext;
import com.sun.xml.wss.impl.policy.mls.SignaturePolicy;
import com.sun.xml.wss.impl.policy.mls.WSSPolicy;
import com.sun.xml.wss.logging.LogDomainConstants;
import com.sun.xml.wss.logging.impl.opt.signature.LogStringsMessages;
import com.sun.xml.wss.XWSSecurityException;
import com.sun.xml.wss.impl.MessageConstants;
import com.sun.xml.wss.impl.misc.Base64;
import com.sun.xml.ws.security.opt.impl.JAXBFilterProcessingContext;
import com.sun.xml.ws.security.opt.impl.outgoing.SecurityHeader;
import javax.xml.crypto.dsig.SignedInfo;
import javax.xml.crypto.dsig.XMLSignature;
import java.security.Key;
import java.util.List;
import java.util.ArrayList;
/**
*
* @author Ashutosh.Shahi@sun.com
*/
public class SignatureProcessor {
private static final Logger logger = Logger.getLogger(LogDomainConstants.IMPL_OPT_SIGNATURE_DOMAIN,
LogDomainConstants.IMPL_OPT_SIGNATURE_DOMAIN_BUNDLE);
/** Creates a new instance of SignatureProcessor */
public SignatureProcessor() {
}
/**
*
* performs the signature
* @param context JAXBFilterProcessingContext
* @return errorCode
* @throws XWSSecurityException
*/
@SuppressWarnings("unchecked")
public static int sign(JAXBFilterProcessingContext context) throws XWSSecurityException {
try{
SignaturePolicy signaturePolicy = (SignaturePolicy)context.getSecurityPolicy();
((NamespaceContextEx)context.getNamespaceContext()).addSignatureNS();
WSSPolicy keyBinding = (WSSPolicy)signaturePolicy.getKeyBinding();
if(logger.isLoggable(Level.FINEST)){
logger.log(Level.FINEST, "KeyBinding is "+keyBinding);
}
Key signingKey = null;
SignatureElementFactory signFactory = new SignatureElementFactory();
KeyInfo keyInfo = null;
SecurityHeader securityHeader = context.getSecurityHeader();
//Get the Signing key and KeyInfo from TokenProcessor
TokenProcessor tokenProcessor = new TokenProcessor(signaturePolicy, context);
BuilderResult builderResult = tokenProcessor.process();
signingKey = builderResult.getDataProtectionKey();
keyInfo = builderResult.getKeyInfo();
if (keyInfo != null || !keyBinding.isOptional()){
SignedInfo signedInfo = signFactory.constructSignedInfo(context);
JAXBSignContext signContext = new JAXBSignContext(signingKey);
signContext.setURIDereferencer(DSigResolver.getInstance());
XMLSignature signature = signFactory.constructSignature(signedInfo, keyInfo, signaturePolicy.getUUID());
signContext.put(MessageConstants.WSS_PROCESSING_CONTEXT, context);
NamespaceAndPrefixMapper npMapper = new NamespaceAndPrefixMapper(context.getNamespaceContext(), context.getDisableIncPrefix());
signContext.put(NamespaceAndPrefixMapper.NS_PREFIX_MAPPER, npMapper);
signContext.putNamespacePrefix(MessageConstants.DSIG_NS, MessageConstants.DSIG_PREFIX);
signature.sign(signContext);
JAXBSignatureHeaderElement jaxBSign = new JAXBSignatureHeaderElement((com.sun.xml.ws.security.opt.crypto.dsig.Signature)signature,context.getSOAPVersion());
securityHeader.add(jaxBSign);
//For SignatureConfirmation
List scList = (ArrayList)context.getExtraneousProperty("SignatureConfirmation");
if(scList != null){
scList.add(Base64.encode(signature.getSignatureValue().getValue()));
}
}
//End SignatureConfirmation specific code
} catch(XWSSecurityException xe){
logger.log(Level.SEVERE, LogStringsMessages.WSS_1701_SIGN_FAILED(), xe);
throw xe;
} catch(Exception ex){
logger.log(Level.SEVERE, LogStringsMessages.WSS_1701_SIGN_FAILED(), ex);
throw new XWSSecurityException(ex);
}
return 0;
}
}