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* Licensed to the Apache Software Foundation (ASF) under one *
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* distributed with this work for additional information *
* regarding copyright ownership. The ASF licenses this file *
* to you under the Apache License, Version 2.0 (the *
* "License"); you may not use this file except in compliance *
* with the License. You may obtain a copy of the License at *
* *
* http://www.apache.org/licenses/LICENSE-2.0 *
* *
* Unless required by applicable law or agreed to in writing, *
* software distributed under the License is distributed on an *
* "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY *
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package org.apache.james.transport.matchers.smime;
import java.util.Collection;
import javax.mail.MessagingException;
import javax.mail.internet.MimeMessage;
import org.apache.mailet.GenericMatcher;
import org.apache.mailet.Mail;
/**
* checks if a mail is smime signed.
*/
public class IsSMIMESigned extends GenericMatcher {
/**
* @see org.apache.mailet.Matcher#match(org.apache.mailet.Mail)
*/
public Collection match(Mail mail) throws MessagingException {
if (mail == null) return null;
MimeMessage message = mail.getMessage();
if (message == null) return null;
if (message.isMimeType("multipart/signed")
|| message.isMimeType("application/pkcs7-signature")
|| message.isMimeType("application/x-pkcs7-signature")
|| ((message.isMimeType("application/pkcs7-mime") || message.isMimeType("application/x-pkcs7-mime"))
&& message.getContentType().indexOf("signed-data") != -1)) {
return mail.getRecipients();
} else return null;
}
}
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