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From ralp...@apache.org
Subject incubator-eagle git commit: EAGLE-471: fix AlertBolt introduce un-serializble member
Date Wed, 17 Aug 2016 08:43:41 GMT
Repository: incubator-eagle
Updated Branches:
  refs/heads/develop e383e8796 -> 2cd17cbfa


EAGLE-471: fix AlertBolt introduce un-serializble member

Author: Zeng,Bryant
Reviewer: Su, Ralph(ralphsu)

This closes #355


Project: http://git-wip-us.apache.org/repos/asf/incubator-eagle/repo
Commit: http://git-wip-us.apache.org/repos/asf/incubator-eagle/commit/2cd17cbf
Tree: http://git-wip-us.apache.org/repos/asf/incubator-eagle/tree/2cd17cbf
Diff: http://git-wip-us.apache.org/repos/asf/incubator-eagle/diff/2cd17cbf

Branch: refs/heads/develop
Commit: 2cd17cbfa2a5788e9514a441c90d0e7076ca17ba
Parents: e383e87
Author: mizeng <mizeng@ebaysf.com>
Authored: Wed Aug 17 13:51:08 2016 +0800
Committer: Ralph, Su <suliangfei@gmail.com>
Committed: Wed Aug 17 16:41:15 2016 +0800

----------------------------------------------------------------------
 .../eagle/alert/engine/runner/AlertBolt.java    | 10 ++---
 .../alert/engine/utils/SingletonExecutor.java   | 44 ++++++++++++++++++++
 2 files changed, 47 insertions(+), 7 deletions(-)
----------------------------------------------------------------------


http://git-wip-us.apache.org/repos/asf/incubator-eagle/blob/2cd17cbf/eagle-core/eagle-alert-parent/eagle-alert/alert-engine/src/main/java/org/apache/eagle/alert/engine/runner/AlertBolt.java
----------------------------------------------------------------------
diff --git a/eagle-core/eagle-alert-parent/eagle-alert/alert-engine/src/main/java/org/apache/eagle/alert/engine/runner/AlertBolt.java
b/eagle-core/eagle-alert-parent/eagle-alert/alert-engine/src/main/java/org/apache/eagle/alert/engine/runner/AlertBolt.java
index 9cfb59a..f653c9c 100755
--- a/eagle-core/eagle-alert-parent/eagle-alert/alert-engine/src/main/java/org/apache/eagle/alert/engine/runner/AlertBolt.java
+++ b/eagle-core/eagle-alert-parent/eagle-alert/alert-engine/src/main/java/org/apache/eagle/alert/engine/runner/AlertBolt.java
@@ -39,6 +39,7 @@ import org.apache.eagle.alert.engine.evaluator.impl.PolicyGroupEvaluatorImpl;
 import org.apache.eagle.alert.engine.model.PartitionedEvent;
 import org.apache.eagle.alert.engine.router.AlertBoltSpecListener;
 import org.apache.eagle.alert.engine.serialization.SerializationMetadataProvider;
+import org.apache.eagle.alert.engine.utils.SingletonExecutor;
 import org.apache.eagle.alert.metric.MetricSystem;
 import org.apache.eagle.alert.metric.source.MetricSource;
 import org.apache.eagle.alert.service.IMetadataServiceClient;
@@ -50,8 +51,7 @@ import org.slf4j.LoggerFactory;
 import java.util.HashMap;
 import java.util.List;
 import java.util.Map;
-import java.util.concurrent.ExecutorService;
-import java.util.concurrent.Executors;
+import java.util.concurrent.*;
 
 /**
  * Since 5/1/16.
@@ -70,7 +70,6 @@ public class AlertBolt extends AbstractStreamBolt implements AlertBoltSpecListen
     private volatile Map<String, PolicyDefinition> cachedPolicies = new HashMap<>();
// for one streamGroup, there are multiple policies
 
     private AlertBoltSpec spec;
-
     public AlertBolt(String boltId, Config config, IMetadataChangeNotifyService changeNotifyService){
         super(boltId, changeNotifyService, config);
         this.boltId = boltId;
@@ -100,8 +99,6 @@ public class AlertBolt extends AbstractStreamBolt implements AlertBoltSpecListen
         }
     }
 
-    private ExecutorService executors = Executors.newFixedThreadPool(5);
-
     @Override
     public void execute(Tuple input) {
         this.streamContext.counter().scope("execute_count").incr();
@@ -133,6 +130,7 @@ public class AlertBolt extends AbstractStreamBolt implements AlertBoltSpecListen
                 system.report();
                 system.stop();
 
+                ExecutorService executors = SingletonExecutor.getExecutorService();
                 executors.submit(() -> {
                     // if spec version is out-of-date, need to refresh it
                     if (specVersionOutofdate){
@@ -212,8 +210,6 @@ public class AlertBolt extends AbstractStreamBolt implements AlertBoltSpecListen
         sdf = sds;
         specVersion = spec.getVersion();
         this.spec = spec;
-
-
     }
 
 }
\ No newline at end of file

http://git-wip-us.apache.org/repos/asf/incubator-eagle/blob/2cd17cbf/eagle-core/eagle-alert-parent/eagle-alert/alert-engine/src/main/java/org/apache/eagle/alert/engine/utils/SingletonExecutor.java
----------------------------------------------------------------------
diff --git a/eagle-core/eagle-alert-parent/eagle-alert/alert-engine/src/main/java/org/apache/eagle/alert/engine/utils/SingletonExecutor.java
b/eagle-core/eagle-alert-parent/eagle-alert/alert-engine/src/main/java/org/apache/eagle/alert/engine/utils/SingletonExecutor.java
new file mode 100644
index 0000000..fdb9ed8
--- /dev/null
+++ b/eagle-core/eagle-alert-parent/eagle-alert/alert-engine/src/main/java/org/apache/eagle/alert/engine/utils/SingletonExecutor.java
@@ -0,0 +1,44 @@
+/*
+ *
+ *  * Licensed to the Apache Software Foundation (ASF) under one or more
+ *  * contributor license agreements.  See the NOTICE file distributed with
+ *  * this work for additional information regarding copyright ownership.
+ *  * The ASF licenses this file to You under the Apache License, Version 2.0
+ *  * (the "License"); you may not use this file except in compliance with
+ *  * the License.  You may obtain a copy of the License at
+ *  *
+ *  *    http://www.apache.org/licenses/LICENSE-2.0
+ *  *
+ *  * Unless required by applicable law or agreed to in writing, software
+ *  * distributed under the License is distributed on an "AS IS" BASIS,
+ *  * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ *  * See the License for the specific language governing permissions and
+ *  * limitations under the License.
+ *
+ */
+
+package org.apache.eagle.alert.engine.utils;
+
+import java.util.concurrent.ExecutorService;
+import java.util.concurrent.Executors;
+
+public class SingletonExecutor {
+
+    public static synchronized ExecutorService getExecutorService() {
+        return executorService;
+    }
+
+    private static ExecutorService executorService;
+
+    private static SingletonExecutor executor = new SingletonExecutor();
+
+    public SingletonExecutor() {
+        executorService = Executors.newFixedThreadPool(5);
+    }
+
+    public static void main(String[] args) {
+        System.out.println(SingletonExecutor.getExecutorService());
+        System.out.println(SingletonExecutor.getExecutorService());
+
+    }
+}


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