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| author | Dongjoon Hyun <dongjoon@apache.org> | 2016-03-03 10:12:32 +0000 |
|---|---|---|
| committer | Sean Owen <sowen@cloudera.com> | 2016-03-03 10:12:32 +0000 |
| commit | b5f02d6743ecb1633b7b13382f76cb8bfc2aa95c (patch) | |
| tree | 7f3fc1df17d1bc8cd95ca0eaf3f79b6a47c5a845 /launcher | |
| parent | e97fc7f176f8bf501c9b3afd8410014e3b0e1602 (diff) | |
| download | spark-b5f02d6743ecb1633b7b13382f76cb8bfc2aa95c.tar.gz spark-b5f02d6743ecb1633b7b13382f76cb8bfc2aa95c.tar.bz2 spark-b5f02d6743ecb1633b7b13382f76cb8bfc2aa95c.zip | |
[SPARK-13583][CORE][STREAMING] Remove unused imports and add checkstyle rule
## What changes were proposed in this pull request?
After SPARK-6990, `dev/lint-java` keeps Java code healthy and helps PR review by saving much time.
This issue aims remove unused imports from Java/Scala code and add `UnusedImports` checkstyle rule to help developers.
## How was this patch tested?
```
./dev/lint-java
./build/sbt compile
```
Author: Dongjoon Hyun <dongjoon@apache.org>
Closes #11438 from dongjoon-hyun/SPARK-13583.
Diffstat (limited to 'launcher')
| -rw-r--r-- | launcher/src/main/java/org/apache/spark/launcher/AbstractCommandBuilder.java | 2 | ||||
| -rw-r--r-- | launcher/src/main/java/org/apache/spark/launcher/LauncherProtocol.java | 6 |
2 files changed, 0 insertions, 8 deletions
diff --git a/launcher/src/main/java/org/apache/spark/launcher/AbstractCommandBuilder.java b/launcher/src/main/java/org/apache/spark/launcher/AbstractCommandBuilder.java index 45c2c008f6..c7ab51357c 100644 --- a/launcher/src/main/java/org/apache/spark/launcher/AbstractCommandBuilder.java +++ b/launcher/src/main/java/org/apache/spark/launcher/AbstractCommandBuilder.java @@ -25,12 +25,10 @@ import java.io.InputStreamReader; import java.io.IOException; import java.util.ArrayList; import java.util.Arrays; -import java.util.Collections; import java.util.HashMap; import java.util.List; import java.util.Map; import java.util.Properties; -import java.util.jar.JarFile; import java.util.regex.Pattern; import static org.apache.spark.launcher.CommandBuilderUtils.*; diff --git a/launcher/src/main/java/org/apache/spark/launcher/LauncherProtocol.java b/launcher/src/main/java/org/apache/spark/launcher/LauncherProtocol.java index 50f136497e..042f11cd9e 100644 --- a/launcher/src/main/java/org/apache/spark/launcher/LauncherProtocol.java +++ b/launcher/src/main/java/org/apache/spark/launcher/LauncherProtocol.java @@ -17,13 +17,7 @@ package org.apache.spark.launcher; -import java.io.Closeable; -import java.io.IOException; -import java.io.ObjectInputStream; -import java.io.ObjectOutputStream; import java.io.Serializable; -import java.net.Socket; -import java.util.Map; /** * Message definitions for the launcher communication protocol. These messages must remain |