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package com.sun.xml.ws.security.opt.impl.incoming.processor;
import com.sun.xml.wss.impl.XWSSecurityRuntimeException;
import com.sun.xml.wss.logging.LogDomainConstants;
import java.io.ByteArrayInputStream;
import java.io.IOException;
import java.io.InputStream;
import java.security.cert.CertificateException;
import java.security.cert.CertificateFactory;
import java.security.cert.X509Certificate;
import java.util.logging.Logger;
import javax.xml.stream.StreamFilter;
import javax.xml.stream.XMLStreamReader;
import org.jvnet.staxex.XMLStreamReaderEx;
import org.jvnet.staxex.Base64Data;
import com.sun.xml.wss.impl.misc.Base64;
import javax.xml.stream.XMLStreamException;
import org.apache.xml.security.exceptions.Base64DecodingException;
import java.util.logging.Level;
import com.sun.xml.wss.logging.impl.opt.LogStringsMessages;
/**
*
* @author K.Venugopal@sun.com
*/
public class BSTProcessor implements StreamFilter {
private static final Logger logger = Logger.getLogger(LogDomainConstants.IMPL_OPT_DOMAIN,
LogDomainConstants.IMPL_OPT_DOMAIN_BUNDLE);
private byte [] bstValue = null;
private X509Certificate cert = null;
/** Creates a new instance of BSTProcessor */
public BSTProcessor() {
}
public byte [] getValue(){
return bstValue;
}
public X509Certificate getCertificate(){
return cert;
}
/**
* parse an incomming X509 token
* @param reader
* @return
*/
public boolean accept(XMLStreamReader reader){
if(reader.getEventType() == XMLStreamReader.CHARACTERS){
if(reader instanceof XMLStreamReaderEx){
try{
CharSequence data = ((XMLStreamReaderEx)reader).getPCDATA();
if(data instanceof Base64Data){
Base64Data binaryData = (Base64Data)data;
//bstValue = binaryData.getExact();
buildCertificate(binaryData.getInputStream());
return true;
}
}catch(XMLStreamException ex){
logger.log(Level.SEVERE, LogStringsMessages.WSS_1603_ERROR_READING_STREAM(ex),ex);
throw new XWSSecurityRuntimeException(LogStringsMessages.WSS_1603_ERROR_READING_STREAM(ex));
}catch(IOException ex){
logger.log(Level.SEVERE, LogStringsMessages.WSS_1603_ERROR_READING_STREAM(ex),ex);
throw new XWSSecurityRuntimeException(LogStringsMessages.WSS_1603_ERROR_READING_STREAM(ex));
}
}
try {
bstValue = Base64.decode(reader.getText());
buildCertificate(new ByteArrayInputStream(bstValue));
} catch (Base64DecodingException ex) {
logger.log(Level.SEVERE, LogStringsMessages.WSS_1604_ERROR_DECODING_BASE_64_DATA(ex),ex);
throw new XWSSecurityRuntimeException(LogStringsMessages.WSS_1604_ERROR_DECODING_BASE_64_DATA(ex));
}
}
return true;
}
/**
* builds the certificate from the given cert value
* @param certValue InputStream
*/
private void buildCertificate(InputStream certValue){
try {
CertificateFactory certFact;
certFact = CertificateFactory.getInstance("X.509");
cert = (X509Certificate) certFact.generateCertificate(certValue);
} catch (CertificateException ex) {
logger.log(Level.SEVERE, LogStringsMessages.WSS_1605_ERROR_GENERATING_CERTIFICATE(ex),ex);
throw new XWSSecurityRuntimeException(LogStringsMessages.WSS_1605_ERROR_GENERATING_CERTIFICATE(ex));
}
}
}