[Java] Upgrade checkstyle plugin (#4375)

This commit is contained in:
Hao Chen
2019-03-16 02:36:09 +08:00
committed by Philipp Moritz
parent c5e2c9af4d
commit a6a5b344b9
5 changed files with 5 additions and 15 deletions
@@ -1,13 +1,11 @@
package org.ray.runtime.config;
import com.google.common.base.Preconditions;
import com.google.common.collect.ImmutableList;
import com.typesafe.config.Config;
import com.typesafe.config.ConfigException;
import com.typesafe.config.ConfigFactory;
import com.typesafe.config.ConfigValue;
import java.io.File;
import java.util.ArrayList;
import java.util.List;