[FLINK-6675] Activate strict checkstyle for flink-annotations

This closes #3970.


Project: http://git-wip-us.apache.org/repos/asf/flink/repo
Commit: http://git-wip-us.apache.org/repos/asf/flink/commit/dbcc456a
Tree: http://git-wip-us.apache.org/repos/asf/flink/tree/dbcc456a
Diff: http://git-wip-us.apache.org/repos/asf/flink/diff/dbcc456a

Branch: refs/heads/master
Commit: dbcc456a652e980323b1b23692578e3c22e25e68
Parents: 04fae53
Author: zentol <[email protected]>
Authored: Tue May 23 13:47:53 2017 +0200
Committer: zentol <[email protected]>
Committed: Wed May 24 16:46:03 2017 +0200

----------------------------------------------------------------------
 flink-annotations/pom.xml                       | 38 ++++++++++++++++++++
 .../org/apache/flink/annotation/Internal.java   |  1 +
 .../org/apache/flink/annotation/Public.java     |  1 +
 .../apache/flink/annotation/PublicEvolving.java |  1 +
 .../flink/annotation/VisibleForTesting.java     |  3 +-
 5 files changed, 43 insertions(+), 1 deletion(-)
----------------------------------------------------------------------


http://git-wip-us.apache.org/repos/asf/flink/blob/dbcc456a/flink-annotations/pom.xml
----------------------------------------------------------------------
diff --git a/flink-annotations/pom.xml b/flink-annotations/pom.xml
index b375611..08e10f5 100644
--- a/flink-annotations/pom.xml
+++ b/flink-annotations/pom.xml
@@ -34,4 +34,42 @@ under the License.
 
        <packaging>jar</packaging>
 
+       <build>
+               <plugins>
+                       <plugin>
+                               <groupId>org.apache.maven.plugins</groupId>
+                               <artifactId>maven-checkstyle-plugin</artifactId>
+                               <version>2.17</version>
+                               <dependencies>
+                                       <dependency>
+                                               
<groupId>com.puppycrawl.tools</groupId>
+                                               
<artifactId>checkstyle</artifactId>
+                                               <version>6.19</version>
+                                       </dependency>
+                               </dependencies>
+                               <configuration>
+                                       
<configLocation>/tools/maven/strict-checkstyle.xml</configLocation>
+                                       
<suppressionsLocation>/tools/maven/suppressions.xml</suppressionsLocation>
+                                       
<includeTestSourceDirectory>true</includeTestSourceDirectory>
+                                       
<logViolationsToConsole>true</logViolationsToConsole>
+                                       <failOnViolation>true</failOnViolation>
+                               </configuration>
+                               <executions>
+                                       <!--
+                                       Execute checkstyle after compilation 
but before tests.
+                                       This ensures that any parsing or type 
checking errors are from
+                                       javac, so they look as expected. Beyond 
that, we want to
+                                       fail as early as possible.
+                                       -->
+                                       <execution>
+                                               <phase>test-compile</phase>
+                                               <goals>
+                                                       <goal>check</goal>
+                                               </goals>
+                                       </execution>
+                               </executions>
+                       </plugin>
+               </plugins>
+       </build>
+
 </project>

http://git-wip-us.apache.org/repos/asf/flink/blob/dbcc456a/flink-annotations/src/main/java/org/apache/flink/annotation/Internal.java
----------------------------------------------------------------------
diff --git 
a/flink-annotations/src/main/java/org/apache/flink/annotation/Internal.java 
b/flink-annotations/src/main/java/org/apache/flink/annotation/Internal.java
index dd9f080..65231c2 100644
--- a/flink-annotations/src/main/java/org/apache/flink/annotation/Internal.java
+++ b/flink-annotations/src/main/java/org/apache/flink/annotation/Internal.java
@@ -16,6 +16,7 @@
  * limitations under the License.
  *
  */
+
 package org.apache.flink.annotation;
 
 import java.lang.annotation.Documented;

http://git-wip-us.apache.org/repos/asf/flink/blob/dbcc456a/flink-annotations/src/main/java/org/apache/flink/annotation/Public.java
----------------------------------------------------------------------
diff --git 
a/flink-annotations/src/main/java/org/apache/flink/annotation/Public.java 
b/flink-annotations/src/main/java/org/apache/flink/annotation/Public.java
index d891a0a..1e3bd09 100644
--- a/flink-annotations/src/main/java/org/apache/flink/annotation/Public.java
+++ b/flink-annotations/src/main/java/org/apache/flink/annotation/Public.java
@@ -16,6 +16,7 @@
  * limitations under the License.
  *
  */
+
 package org.apache.flink.annotation;
 
 import java.lang.annotation.Documented;

http://git-wip-us.apache.org/repos/asf/flink/blob/dbcc456a/flink-annotations/src/main/java/org/apache/flink/annotation/PublicEvolving.java
----------------------------------------------------------------------
diff --git 
a/flink-annotations/src/main/java/org/apache/flink/annotation/PublicEvolving.java
 
b/flink-annotations/src/main/java/org/apache/flink/annotation/PublicEvolving.java
index 0c093a2..3389e71 100644
--- 
a/flink-annotations/src/main/java/org/apache/flink/annotation/PublicEvolving.java
+++ 
b/flink-annotations/src/main/java/org/apache/flink/annotation/PublicEvolving.java
@@ -16,6 +16,7 @@
  * limitations under the License.
  *
  */
+
 package org.apache.flink.annotation;
 
 import java.lang.annotation.Documented;

http://git-wip-us.apache.org/repos/asf/flink/blob/dbcc456a/flink-annotations/src/main/java/org/apache/flink/annotation/VisibleForTesting.java
----------------------------------------------------------------------
diff --git 
a/flink-annotations/src/main/java/org/apache/flink/annotation/VisibleForTesting.java
 
b/flink-annotations/src/main/java/org/apache/flink/annotation/VisibleForTesting.java
index 8f945a9..bed7db0 100644
--- 
a/flink-annotations/src/main/java/org/apache/flink/annotation/VisibleForTesting.java
+++ 
b/flink-annotations/src/main/java/org/apache/flink/annotation/VisibleForTesting.java
@@ -16,6 +16,7 @@
  * limitations under the License.
  *
  */
+
 package org.apache.flink.annotation;
 
 import java.lang.annotation.Documented;
@@ -25,7 +26,7 @@ import java.lang.annotation.Target;
 /**
  * This annotations declares that a function, field, constructor, or entire 
type, is only visible for
  * testing purposes.
- * 
+ *
  * <p>This annotation is typically attached when for example a method should 
be {@code private}
  * (because it is not intended to be called externally), but cannot be 
declared private, because
  * some tests need to have access to it.

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