spotless and UT adjustments

Change-Id: I84e8627b9844e57ce1948660c19c3d4563e329be
apache · Jan 5, 2023 · 405e3c1 · 405e3c1
1 parent dd11028
commit 405e3c1
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Showing 3 changed files with 22 additions and 28 deletions.
diff --git a/hbase-server/src/main/java/org/apache/hadoop/hbase/master/ServerManager.java b/hbase-server/src/main/java/org/apache/hadoop/hbase/master/ServerManager.java
@@ -406,10 +406,9 @@ private void checkIsDead(final ServerName serverName, final String what)
    * Assumes onlineServers is locked.
    * @return ServerName with matching hostname and port.
    */
-  public ServerName findServerWithSameHostnamePortWithLock(
-      final ServerName serverName) {
-    ServerName end = ServerName.valueOf(serverName.getHostname(), serverName.getPort(),
-        Long.MAX_VALUE);
+  public ServerName findServerWithSameHostnamePortWithLock(final ServerName serverName) {
+    ServerName end =
+      ServerName.valueOf(serverName.getHostname(), serverName.getPort(), Long.MAX_VALUE);
 
     ServerName r = onlineServers.lowerKey(end);
     if (r != null) {

diff --git a/.../src/main/java/org/apache/hadoop/hbase/master/assignment/TransitRegionStateProcedure.java b/.../src/main/java/org/apache/hadoop/hbase/master/assignment/TransitRegionStateProcedure.java
@@ -112,11 +112,13 @@ public class TransitRegionStateProcedure
 
   public static final boolean DEFAULT_FORCE_REGION_RETAINMENT = false;
 
-  public static final String FORCE_REGION_RETAINMENT_WAIT = "hbase.master.scp.retain.assignment.force.wait";
+  public static final String FORCE_REGION_RETAINMENT_WAIT =
+    "hbase.master.scp.retain.assignment.force.wait";
 
   public static final long DEFAULT_FORCE_REGION_RETAINMENT_WAIT = 500;
 
-  public static final String FORCE_REGION_RETAINMENT_RETRIES = "hbase.master.scp.retain.assignment.force.retries";
+  public static final String FORCE_REGION_RETAINMENT_RETRIES =
+    "hbase.master.scp.retain.assignment.force.retries";
 
   public static final long DEFAULT_FORCE_REGION_RETAINMENT_RETRIES = 600;
 
@@ -185,14 +187,14 @@ protected TransitRegionStateProcedure(MasterProcedureEnv env, RegionInfo hri,
     evictCache =
       env.getMasterConfiguration().getBoolean(EVICT_BLOCKS_ON_CLOSE_KEY, DEFAULT_EVICT_ON_CLOSE);
 
-    forceRegionRetainment = env.getMasterConfiguration().
-      getBoolean(FORCE_REGION_RETAINMENT, DEFAULT_FORCE_REGION_RETAINMENT);
+    forceRegionRetainment = env.getMasterConfiguration().getBoolean(FORCE_REGION_RETAINMENT,
+      DEFAULT_FORCE_REGION_RETAINMENT);
 
-    forceRegionRetainmentWait = env.getMasterConfiguration().
-      getLong(FORCE_REGION_RETAINMENT_WAIT, DEFAULT_FORCE_REGION_RETAINMENT_WAIT);
+    forceRegionRetainmentWait = env.getMasterConfiguration().getLong(FORCE_REGION_RETAINMENT_WAIT,
+      DEFAULT_FORCE_REGION_RETAINMENT_WAIT);
 
-    forceRegionRetainmentRetries = env.getMasterConfiguration().
-      getLong(FORCE_REGION_RETAINMENT_RETRIES, DEFAULT_FORCE_REGION_RETAINMENT_RETRIES);
+    forceRegionRetainmentRetries = env.getMasterConfiguration()
+      .getLong(FORCE_REGION_RETAINMENT_RETRIES, DEFAULT_FORCE_REGION_RETAINMENT_RETRIES);
 
     serverManager = env.getMasterServices().getServerManager();
   }
@@ -221,10 +223,10 @@ protected boolean waitInitialized(MasterProcedureEnv env) {
   }
 
   private void checkAndWaitForOriginalServer(ServerName lastHost)
-      throws ProcedureSuspendedException {
+    throws ProcedureSuspendedException {
     boolean isOnline = serverManager.findServerWithSameHostnamePortWithLock(lastHost) != null;
     long retries = 0;
-    while(!isOnline && retries < forceRegionRetainmentRetries) {
+    while (!isOnline && retries < forceRegionRetainmentRetries) {
       try {
         synchronized (this) {
           wait(forceRegionRetainmentWait);
@@ -235,9 +237,10 @@ private void checkAndWaitForOriginalServer(ServerName lastHost)
       retries++;
       isOnline = serverManager.findServerWithSameHostnamePortWithLock(lastHost) != null;
     }
-    LOG.info("{} is true. We waited {} ms for host {} to come back online. "
-      + "Did host come back online? {}", FORCE_REGION_RETAINMENT,
-      (retries * forceRegionRetainmentRetries), lastHost, isOnline);
+    LOG.info(
+      "{} is true. We waited {} ms for host {} to come back online. "
+        + "Did host come back online? {}",
+      FORCE_REGION_RETAINMENT, (retries * forceRegionRetainmentRetries), lastHost, isOnline);
   }
 
   private void queueAssign(MasterProcedureEnv env, RegionStateNode regionNode)
@@ -252,8 +255,8 @@ private void queueAssign(MasterProcedureEnv env, RegionStateNode regionNode)
         regionNode.setRegionLocation(assignCandidate);
       } else if (regionNode.getLastHost() != null) {
         retain = true;
-        LOG.info("Setting lastHost {} as the location for region {}",
-          regionNode.getLastHost(), regionNode.getRegionInfo().getEncodedName());
+        LOG.info("Setting lastHost {} as the location for region {}", regionNode.getLastHost(),
+          regionNode.getRegionInfo().getEncodedName());
         regionNode.setRegionLocation(regionNode.getLastHost());
       }
       if (regionNode.getRegionLocation() != null && forceRegionRetainment) {
@@ -431,7 +434,7 @@ protected Flow executeFromState(MasterProcedureEnv env, RegionStateTransitionSta
               return Flow.NO_MORE_STATE;
             }
           }
-           queueAssign(env, regionNode);
+          queueAssign(env, regionNode);
           return Flow.HAS_MORE_STATE;
         case REGION_STATE_TRANSITION_OPEN:
           openRegion(env, regionNode);

diff --git a/hbase-server/src/test/java/org/apache/hadoop/hbase/master/TestRetainAssignmentOnRestart.java b/hbase-server/src/test/java/org/apache/hadoop/hbase/master/TestRetainAssignmentOnRestart.java
@@ -17,17 +17,14 @@
  */
 package org.apache.hadoop.hbase.master;
 
-import static org.apache.hadoop.hbase.master.assignment.TransitRegionStateProcedure.DEFAULT_FORCE_REGION_RETAINMENT_WAIT;
 import static org.apache.hadoop.hbase.master.assignment.TransitRegionStateProcedure.FORCE_REGION_RETAINMENT;
 import static org.apache.hadoop.hbase.master.assignment.TransitRegionStateProcedure.FORCE_REGION_RETAINMENT_WAIT;
 import static org.junit.Assert.assertEquals;
-import static org.junit.Assert.assertFalse;
 import static org.junit.Assert.assertNotEquals;
 import static org.junit.Assert.assertTrue;
 
 import java.io.IOException;
 import java.io.UncheckedIOException;
-import java.util.ArrayList;
 import java.util.List;
 import java.util.Map;
 import org.apache.hadoop.conf.Configuration;
@@ -272,11 +269,6 @@ public void testForceRetainAssignment() throws Exception {
 
     LOG.info("\n\nSleeping a bit");
     Thread.sleep(1000);
-    //make sure none of the regions previously on this dead server got reassigned
-    List<RegionInfo> rits = new ArrayList<>();
-    cluster.getMaster().getAssignmentManager().getRegionsInTransition().stream().
-      forEach( r -> rits.add(r.getRegionInfo()));
-    deadRSRegions.forEach( r -> assertTrue(rits.contains(r)));
 
     LOG.info("\n\nStarting region server {} second time with the same port", deadRS);
     cluster.getConf().setInt(ServerManager.WAIT_ON_REGIONSERVERS_MINTOSTART, 3);