commons-csv/checkstyle.xml

<?xml version="1.0"?>
<!--
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
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     http://www.apache.org/licenses/LICENSE-2.0

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distributed under the License is distributed on an "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.
-->

<!DOCTYPE module PUBLIC
    "-//Puppy Crawl//DTD Check Configuration 1.1//EN"
    "http://www.puppycrawl.com/dtds/configuration_1_1.dtd">

<!-- commons codec customization of default Checkstyle behavior -->
<module name="Checker">
  <property name="localeLanguage" value="en" />

  <!-- Checks whether files end with a new line. -->
  <!-- See http://checkstyle.sf.net/config_misc.html#NewlineAtEndOfFile -->
  <module name="NewlineAtEndOfFile" />

  <!-- Verify that EVERY source file has the appropriate license -->
  <module name="Header">
    <property name="headerFile" value="${checkstyle.header.file}" />
  </module>

  <!-- Checks for Tab characters -->
  <!-- See http://checkstyle.sourceforge.net/config_whitespace.html#FileTabCharacter -->
  <module name="FileTabCharacter">
    <property name="fileExtensions" value="java,xml" />
  </module>

  <!-- Checks for white space at the end of the line -->
  <!-- See http://checkstyle.sourceforge.net/config_regexp.html -->
  <module name="RegexpSingleline">
    <property name="format" value="\s+$" />
    <property name="message" value="Line has trailing spaces." />
    <property name="fileExtensions" value="java" />
  </module>

  <!-- @author tags are deprecated -->
  <module name="RegexpSingleline">
    <property name="format" value="^\s+\*\s+@author\s" />
    <property name="message" value="Deprecated @author tag" />
    <property name="fileExtensions" value="java" />
    <property name="severity" value="warning" />
  </module>

  <module name="TreeWalker">
    <property name="cacheFile" value="target/cachefile" />
    <module name="OperatorWrap">
      <property name="option" value="eol" />
    </module>
    <module name="LineLength">
      <property name="max" value="120"/>
    </module>
  </module>

</module>