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From "ASF GitHub Bot (JIRA)" <server-...@james.apache.org>
Subject [jira] [Commented] (JAMES-992) Limit max line length for protocol when using Netty
Date Sun, 01 Oct 2017 15:57:02 GMT

    [ https://issues.apache.org/jira/browse/JAMES-992?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=16187445#comment-16187445
] 

ASF GitHub Bot commented on JAMES-992:
--------------------------------------

Github user chibenwa commented on a diff in the pull request:

    https://github.com/apache/james-project/pull/73#discussion_r142033108
  
    --- Diff: mailet/standard/src/main/java/org/apache/james/transport/matchers/HasMimeType.java
---
    @@ -0,0 +1,61 @@
    +/****************************************************************
    + * 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   *
    + *                                                              *
    + *   http://www.apache.org/licenses/LICENSE-2.0                 *
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    + * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY       *
    + * KIND, either express or implied.  See the License for the    *
    + * specific language governing permissions and limitations      *
    + * under the License.                                           *
    + ****************************************************************/
    +
    +
    +package org.apache.james.transport.matchers;
    +
    +import com.google.common.collect.ImmutableSet;
    +import org.apache.james.core.MailAddress;
    +import org.apache.mailet.Mail;
    +import org.apache.mailet.base.GenericMatcher;
    +
    +import javax.activation.MimeType;
    +import javax.activation.MimeTypeParseException;
    +import javax.mail.MessagingException;
    +import javax.mail.internet.MimeMessage;
    +
    +import java.util.*;
    +
    +/**
    + * <p>This matcher checks if the content type matches.</p>
    + */
    +public class HasMimeType extends GenericMatcher {
    +
    +    private Set<String> content_types;
    +
    +    public void init() throws javax.mail.MessagingException {
    +        content_types = ImmutableSet.copyOf(getCondition().split("\\s*,\\s*"));
    +    }
    +
    +    public Collection<MailAddress> match(Mail mail) throws javax.mail.MessagingException
{
    +        String mimeType;
    +        try {
    --- End diff --
    
    You can move the try/catch in getMimeTypeFrom message.
    
    It avoid mimeType double allocation in parallel branches.


> Limit max line length for protocol when using Netty
> ---------------------------------------------------
>
>                 Key: JAMES-992
>                 URL: https://issues.apache.org/jira/browse/JAMES-992
>             Project: James Server
>          Issue Type: Improvement
>            Reporter: Norman Maurer
>             Fix For: 3.0-M1
>
>
> We should limit the max characters per line so nobody can cause OOM when doing a DOS
attach



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