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 * Licensed to the Apache Software Foundation (ASF) under one   *
 * or more contributor license agreements.  See the NOTICE file *
 * 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   *
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 * 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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 * under the License.                                           *
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package org.apache.james.transport.matchers;

import org.apache.mailet.GenericMatcher;
import org.apache.mailet.Mail;

import javax.mail.MessagingException;
import javax.mail.internet.MimeMessage;
import java.util.Collection;

/**
 *
 * @version 1.0.0, 1/5/2000
 */

public class SubjectStartsWith extends GenericMatcher {

    public Collection match(Mail mail) throws MessagingException {
        MimeMessage mm = mail.getMessage();
        String subject = mm.getSubject();
        if (subject != null && subject.startsWith(getCondition())) {
            return mail.getRecipients();
        }
        return null;
    }
}