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Posted to commits@flink.apache.org by tr...@apache.org on 2018/01/26 14:41:35 UTC

[09/16] flink git commit: [hotfix] Fix checkstyle violations in ZooKeeperUtils

[hotfix] Fix checkstyle violations in ZooKeeperUtils


Project: http://git-wip-us.apache.org/repos/asf/flink/repo
Commit: http://git-wip-us.apache.org/repos/asf/flink/commit/60f98df6
Tree: http://git-wip-us.apache.org/repos/asf/flink/tree/60f98df6
Diff: http://git-wip-us.apache.org/repos/asf/flink/diff/60f98df6

Branch: refs/heads/master
Commit: 60f98df63cb2ec2533e4eee1969a6d7917ac1521
Parents: c4ca863
Author: gyao <ga...@data-artisans.com>
Authored: Mon Jan 15 12:13:48 2018 +0100
Committer: Till Rohrmann <tr...@apache.org>
Committed: Fri Jan 26 13:50:22 2018 +0100

----------------------------------------------------------------------
 .../flink/runtime/util/ZooKeeperUtils.java      | 40 +++++++++-----------
 1 file changed, 17 insertions(+), 23 deletions(-)
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http://git-wip-us.apache.org/repos/asf/flink/blob/60f98df6/flink-runtime/src/main/java/org/apache/flink/runtime/util/ZooKeeperUtils.java
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diff --git a/flink-runtime/src/main/java/org/apache/flink/runtime/util/ZooKeeperUtils.java b/flink-runtime/src/main/java/org/apache/flink/runtime/util/ZooKeeperUtils.java
index a7ac500..43c930e 100644
--- a/flink-runtime/src/main/java/org/apache/flink/runtime/util/ZooKeeperUtils.java
+++ b/flink-runtime/src/main/java/org/apache/flink/runtime/util/ZooKeeperUtils.java
@@ -18,12 +18,6 @@
 
 package org.apache.flink.runtime.util;
 
-import org.apache.commons.lang3.StringUtils;
-import org.apache.curator.framework.CuratorFramework;
-import org.apache.curator.framework.CuratorFrameworkFactory;
-import org.apache.curator.framework.api.ACLProvider;
-import org.apache.curator.framework.imps.DefaultACLProvider;
-import org.apache.curator.retry.ExponentialBackoffRetry;
 import org.apache.flink.api.common.JobID;
 import org.apache.flink.configuration.Configuration;
 import org.apache.flink.configuration.HighAvailabilityOptions;
@@ -41,6 +35,13 @@ import org.apache.flink.runtime.leaderretrieval.ZooKeeperLeaderRetrievalService;
 import org.apache.flink.runtime.zookeeper.RetrievableStateStorageHelper;
 import org.apache.flink.runtime.zookeeper.filesystem.FileSystemStateStorageHelper;
 import org.apache.flink.util.Preconditions;
+
+import org.apache.commons.lang3.StringUtils;
+import org.apache.curator.framework.CuratorFramework;
+import org.apache.curator.framework.CuratorFrameworkFactory;
+import org.apache.curator.framework.api.ACLProvider;
+import org.apache.curator.framework.imps.DefaultACLProvider;
+import org.apache.curator.retry.ExponentialBackoffRetry;
 import org.apache.zookeeper.ZooDefs;
 import org.apache.zookeeper.data.ACL;
 import org.slf4j.Logger;
@@ -92,14 +93,14 @@ public class ZooKeeperUtils {
 
 		ZkClientACLMode aclMode = ZkClientACLMode.fromConfig(configuration);
 
-		if(disableSaslClient && aclMode == ZkClientACLMode.CREATOR) {
-			String errorMessage = "Cannot set ACL role to " + aclMode +"  since SASL authentication is " +
+		if (disableSaslClient && aclMode == ZkClientACLMode.CREATOR) {
+			String errorMessage = "Cannot set ACL role to " + aclMode + "  since SASL authentication is " +
 					"disabled through the " + SecurityOptions.ZOOKEEPER_SASL_DISABLE.key() + " property";
 			LOG.warn(errorMessage);
 			throw new IllegalConfigurationException(errorMessage);
 		}
 
-		if(aclMode == ZkClientACLMode.CREATOR) {
+		if (aclMode == ZkClientACLMode.CREATOR) {
 			LOG.info("Enforcing creator for ZK connections");
 			aclProvider = new SecureAclProvider();
 		} else {
@@ -107,7 +108,6 @@ public class ZooKeeperUtils {
 			aclProvider = new DefaultACLProvider();
 		}
 
-
 		String rootWithNamespace = generateZookeeperPath(root, namespace);
 
 		LOG.info("Using '{}' as Zookeeper namespace.", rootWithNamespace);
@@ -181,8 +181,7 @@ public class ZooKeeperUtils {
 	public static ZooKeeperLeaderRetrievalService createLeaderRetrievalService(
 		final CuratorFramework client,
 		final Configuration configuration,
-		final String pathSuffix)
-	{
+		final String pathSuffix) {
 		String leaderPath = configuration.getString(
 			HighAvailabilityOptions.HA_ZOOKEEPER_LEADER_PATH) + pathSuffix;
 
@@ -212,10 +211,9 @@ public class ZooKeeperUtils {
 	 * @return {@link ZooKeeperLeaderElectionService} instance.
 	 */
 	public static ZooKeeperLeaderElectionService createLeaderElectionService(
-		final CuratorFramework client,
-		final Configuration configuration,
-		final String pathSuffix)
-	{
+			final CuratorFramework client,
+			final Configuration configuration,
+			final String pathSuffix) {
 		final String latchPath = configuration.getString(
 			HighAvailabilityOptions.HA_ZOOKEEPER_LATCH_PATH) + pathSuffix;
 		final String leaderPath = configuration.getString(
@@ -346,18 +344,14 @@ public class ZooKeeperUtils {
 		return root + namespace;
 	}
 
-
-	public static class SecureAclProvider implements ACLProvider
-	{
+	public static class SecureAclProvider implements ACLProvider {
 		@Override
-		public List<ACL> getDefaultAcl()
-		{
+		public List<ACL> getDefaultAcl() {
 			return ZooDefs.Ids.CREATOR_ALL_ACL;
 		}
 
 		@Override
-		public List<ACL> getAclForPath(String path)
-		{
+		public List<ACL> getAclForPath(String path) {
 			return ZooDefs.Ids.CREATOR_ALL_ACL;
 		}
 	}