Added checkstyle configuration file.

* Added checkstyle configuration file. Checkstyle checks
  Java code against our style guide. It integrates with
  Eclipse/Eclim or can be run as a standalone script. (See
  http://checkstyle.sourceforge.net/)

BUG=318404

Review URL: https://codereview.chromium.org/68333003

git-svn-id: svn://svn.chromium.org/chrome/trunk/src@234774 0039d316-1c4b-4281-b951-d872f2087c98

1 files changed, 144 insertions, 0 deletions

diff --git a/tools/android/checkstyle/chromium-style-5.0.xml b/tools/android/checkstyle/chromium-style-5.0.xml
new file mode 100644
index 0000000..932623a
--- /dev/null
+++ b/tools/android/checkstyle/chromium-style-5.0.xml
@@ -0,0 +1,144 @@
+<?xml version="1.0" encoding="UTF-8"?>
+<!DOCTYPE module PUBLIC "-//Puppy Crawl//DTD Check Configuration 1.3//EN" "http://www.puppycrawl.com/dtds/configuration_1_3.dtd">
+
+<!--
+  See installation instructions: https://sites.google.com/a/chromium.org/dev/checkstyle
+-->
+<module name="Checker">
+  <property name="severity" value="warning"/>
+  <property name="charset" value="UTF-8"/>
+  <module name="TreeWalker">
+    <module name="AvoidStarImport">
+      <property name="severity" value="error"/>
+    </module>
+    <module name="IllegalCatch">
+      <property name="severity" value="error"/>
+    </module>
+    <module name="RedundantImport">
+      <message key="import.redundant" value="Redundant import: {0}. Use :JavaImportOrganize (ECLIM) or Ctrl+Shift+O (Eclipse) to sort imports"/>
+      <property name="severity" value="error"/>
+    </module>
+    <module name="UnusedImports">
+      <property name="severity" value="error"/>
+      <message key="import.unused" value="Unused import: {0}. Use :JavaImportOrganize (ECLIM) or Ctrl+Shift+O (Eclipse) to sort imports"/>
+    </module>
+    <module name="JavadocType">
+      <property name="severity" value="warning"/>
+      <property name="scope" value="protected"/>
+    </module>
+    <module name="JavadocMethod">
+      <property name="severity" value="warning"/>
+      <property name="scope" value="public"/>
+      <property name="allowMissingParamTags" value="true"/>
+      <property name="allowMissingPropertyJavadoc" value="true"/>
+      <property name="allowMissingReturnTag" value="true"/>
+      <property name="allowMissingThrowsTags" value="true"/>
+    </module>
+    <module name="PackageName">
+      <property name="severity" value="warning"/>
+      <property name="format" value="^[a-z]+(\.[a-z][a-z0-9]{1,})*$"/>
+    </module>
+    <module name="TypeName">
+      <property name="severity" value="warning"/>
+    </module>
+    <module name="ConstantName">
+      <property name="severity" value="warning"/>
+      <message key="name.invalidPattern" value="Variable ''{0}'' is a constant and thus should be in ALL_CAPS."/>
+    </module>
+    <!-- Non-public, non-static field names start with m. -->
+    <module name="MemberName">
+        <property name="format" value="^m[A-Z][a-zA-Z0-9]*$"/>
+        <property name="applyToPublic" value="false"/>
+        <message key="name.invalidPattern" value="Non-public, non-static field names start with m."/>
+    </module>
+    <!-- Static field names start with s. -->
+    <module name="StaticVariableName">
+        <property name="format" value="^s[A-Z][a-zA-Z0-9]*$"/>
+        <property name="applyToPublic" value="false"/>
+        <message key="name.invalidPattern" value="Static field names start with s."/>
+    </module>
+    <module name="MethodName" />
+    <module name="ParameterName">
+      <property name="severity" value="warning"/>
+    </module>
+    <module name="LocalFinalVariableName">
+      <property name="severity" value="warning"/>
+    </module>
+    <module name="LocalVariableName">
+      <property name="severity" value="warning"/>
+    </module>
+    <module name="LineLength">
+      <property name="severity" value="error"/>
+      <property name="ignorePattern" value="^import.*$" />
+      <property name="max" value="100"/>
+    </module>
+    <module name="LeftCurly">
+      <property name="severity" value="warning"/>
+    </module>
+    <module name="RightCurly">
+      <property name="severity" value="warning"/>
+    </module>
+    <module name="NeedBraces">
+      <property name="severity" value="warning"/>
+      <property name="tokens" value="LITERAL_FOR, LITERAL_WHILE, LITERAL_DO"/>
+    </module>
+    <module name="EmptyBlock">
+      <property name="severity" value="error"/>
+      <metadata name="altname" value="EmptyCatchBlock"/>
+    </module>
+    <module name="UpperEll">
+      <property name="severity" value="error"/>
+    </module>
+    <module name="FallThrough">
+      <property name="severity" value="error"/>
+      <property name="reliefPattern" value=".*"/>
+    </module>
+    <module name="ModifierOrder"/>
+    <module name="WhitespaceAround">
+      <property name="severity" value="error"/>
+      <property name="tokens" value="ASSIGN, BAND, BAND_ASSIGN, BOR, BOR_ASSIGN, BSR, BSR_ASSIGN, BXOR, BXOR_ASSIGN, COLON, DIV, DIV_ASSIGN, EQUAL, GE, GT, LAND, LCURLY, LE, LITERAL_ASSERT, LITERAL_CATCH, LITERAL_DO, LITERAL_ELSE, LITERAL_FINALLY, LITERAL_FOR, LITERAL_IF, LITERAL_RETURN, LITERAL_SYNCHRONIZED, LITERAL_TRY, LITERAL_WHILE, LOR, LT, MINUS, MINUS_ASSIGN, MOD, MOD_ASSIGN, NOT_EQUAL, PLUS, PLUS_ASSIGN, QUESTION, RCURLY, SL, SLIST, SL_ASSIGN, SR, SR_ASSIGN, STAR, STAR_ASSIGN, TYPE_EXTENSION_AND" />
+    </module>
+    <module name="WhitespaceAfter">
+      <property name="tokens" value="COMMA, SEMI, TYPECAST"/>
+    </module>
+    <module name="NoWhitespaceAfter">
+      <property name="severity" value="error"/>
+      <property name="tokens" value="BNOT, DEC, DOT, INC, LNOT, UNARY_MINUS, UNARY_PLUS"/>
+    </module>
+    <module name="NoWhitespaceBefore">
+      <property name="severity" value="error"/>
+      <property name="allowLineBreaks" value="true"/>
+      <property name="tokens" value="SEMI, DOT, POST_DEC, POST_INC"/>
+    </module>
+    <module name="NoFinalizer">
+      <property name="severity" value="error"/>
+    </module>
+    <module name="ParenPad">
+      <property name="severity" value="warning"/>
+    </module>
+    <module name="ImportOrder">
+      <property name="severity" value="warning"/>
+      <message key="import.ordering" value="Wrong order for {0} import. Use :JavaImportOrganize (ECLIM) or Ctrl+Shift+O (Eclipse) to sort imports"/>
+      <property name="groups" value="android, com, org, java"/>
+      <property name="ordered" value="true"/>
+      <property name="option" value="top"/>
+      <property name="separated" value="true"/>
+    </module>
+    <module name="Indentation">
+      <property name="basicOffset" value="4"/>
+    </module>
+  </module>
+  <module name="FileTabCharacter"/>
+  <module name="RegexpSingleline">
+    <property name="format" value="((//.*)|(\*.*))FIXME"/>
+    <property name="message" value="TODO is preferred to FIXME.  e.g. &quot;TODO(johndoe):"/>
+  </module>
+  <module name="RegexpSingleline">
+    <property name="format" value="((//.*)|(\*.*))(?&lt;!TODO\(.{0,100})(TODO[^(])|(TODO\([^)]*$)"/>
+    <property name="message" value="All TODOs should be named.  e.g. &quot;TODO(johndoe):"/>
+  </module>
+  <module name="RegexpSingleline">
+    <property name="format" value="[ \t]+$"/>
+    <property name="message" value="Trailing whitespace"/>
+    </module>
+</module>