ATLAS-1160 Update Atlas hive hook to read configuration from…

addons/hive-bridge/src/main/java/org/apache/atlas/hive/hook/HiveHook.java

@@ -97,7 +97,7 @@ public class HiveHook extends AtlasHook implements ExecuteWithHookContext {
     // wait time determines how long we wait before we exit the jvm on
     // shutdown. Pending requests after that will not be sent.
     private static final int WAIT_TIME = 3;
-    private static ExecutorService executor;
+    private static ExecutorService executor = null;
 
     private static final int minThreadsDefault = 1;
     private static final int maxThreadsDefault = 5;
@@ -110,6 +110,9 @@ public class HiveHook extends AtlasHook implements ExecuteWithHookContext {
         try {
             // initialize the async facility to process hook calls. We don't
             // want to do this inline since it adds plenty of overhead for the query.
+            boolean isSync = atlasProperties.getBoolean(CONF_SYNC, Boolean.FALSE);
+
+            if(!isSync) {
                 int minThreads = atlasProperties.getInt(MIN_THREADS, minThreadsDefault);
                 int maxThreads = atlasProperties.getInt(MAX_THREADS, maxThreadsDefault);
                 long keepAliveTime = atlasProperties.getLong(KEEP_ALIVE_TIME, keepAliveTimeDefault);
@@ -132,6 +135,7 @@ public class HiveHook extends AtlasHook implements ExecuteWithHookContext {
                         // shutdown client
                     }
                 });
+            }
 
             setupOperationMap();
         } catch (Exception e) {
@@ -174,8 +178,7 @@ public class HiveHook extends AtlasHook implements ExecuteWithHookContext {
             event.setQueryStartTime(hookContext.getQueryPlan().getQueryStartTime());
             event.setQueryType(hookContext.getQueryPlan().getQueryPlan().getQueryType());
 
-            boolean sync = conf.get(CONF_SYNC, "false").equals("true");
-            if (sync) {
+            if (executor == null) {
                 fireAndForget(event);
             } else {
                 executor.submit(new Runnable() {

release-log.txt

@@ -10,6 +10,7 @@ ATLAS-1060 Add composite indexes for exact match performance improvements for al
 ATLAS-1127 Modify creation and modification timestamps to Date instead of Long(sumasai)
 
 ALL CHANGES:
+ATLAS-1160 Update Atlas hive hook to read configuration from atlas-application.properties instead of hive-site.xml (mneethiraj via kevalbhatt)
 ATLAS-1154 Errors in Eclipse with web.xml (davidrad via dkantor)
 ATLAS-1147 UI: column name doesn't show up in schema tab for hive table (Kalyanikashikar via kevalbhatt)
 ATLAS-772 Ordering of columns is not maintained in schema query response, where as hive table entity response maintains the ordering (sarath.kum4r@gmail.com via kevalbhatt)