package org.jboss.resteasy.security.smime;
import org.jboss.resteasy.security.BouncyIntegration;
import org.jboss.resteasy.spi.WriterException;
import org.jboss.resteasy.util.Base64;
import javax.ws.rs.Produces;
import javax.ws.rs.WebApplicationException;
import javax.ws.rs.core.Context;
import javax.ws.rs.core.MediaType;
import javax.ws.rs.core.MultivaluedMap;
import javax.ws.rs.ext.MessageBodyWriter;
import javax.ws.rs.ext.Provider;
import javax.ws.rs.ext.Providers;
import java.io.IOException;
import java.io.OutputStream;
import java.lang.annotation.Annotation;
import java.lang.reflect.Type;
import java.nio.charset.StandardCharsets;
/**
* @author <a href="mailto:bill@burkecentral.com">Bill Burke</a>
* @version $Revision: 1 $
*/
@Provider
@Produces("text/plain")
public class PKCS7SignatureTextWriter implements MessageBodyWriter<SignedOutput>
{
static
{
BouncyIntegration.init();
}
@Context
protected Providers providers;
@Override
public boolean isWriteable(Class<?> type, Type genericType, Annotation[] annotations, MediaType mediaType)
{
return SignedOutput.class.isAssignableFrom(type);
}
@Override
public long getSize(SignedOutput smimeOutput, Class<?> type, Type genericType, Annotation[] annotations, MediaType mediaType)
{
return -1;
}
@Override
public void writeTo(SignedOutput out, Class<?> type, Type genericType, Annotation[] annotations, MediaType mediaType, MultivaluedMap<String, Object> headers, OutputStream os) throws IOException, WebApplicationException
{
try
{
byte[] encoded = PKCS7SignatureWriter.sign(providers, out);
os.write(Base64.encodeBytes(encoded).getBytes(StandardCharsets.UTF_8));
}
catch (Exception e)
{
throw new WriterException(e);
}
}
}