Merge pull request #1050 from khatwaniNikhil/FIX_Server_Clean_Shutdown

MIFOSX-1501 #comment Fixed Issues related to AbandonedCleanupThread and

mifosng-provider/src/main/java/org/mifosplatform/infrastructure/core/service/AbandonedConnectionCleanupShutdownListener.java

@@ -0,0 +1,54 @@
+/**
+ * This Source Code Form is subject to the terms of the Mozilla Public
+ * License, v. 2.0. If a copy of the MPL was not distributed with this file,
+ * You can obtain one at http://mozilla.org/MPL/2.0/.
+ */
+package org.mifosplatform.infrastructure.core.service;
+
+import java.sql.Driver;
+import java.sql.DriverManager;
+import java.util.Enumeration;
+
+import org.slf4j.Logger;
+import org.slf4j.LoggerFactory;
+import org.springframework.context.ApplicationListener;
+import org.springframework.context.event.ContextStoppedEvent;
+import org.springframework.stereotype.Service;
+
+import com.mysql.jdbc.AbandonedConnectionCleanupThread;
+
+@Service
+public class AbandonedConnectionCleanupShutdownListener implements ApplicationListener<ContextStoppedEvent> {
+
+    private final static Logger logger = LoggerFactory.getLogger(AbandonedConnectionCleanupShutdownListener.class);
+
+    @Override
+    public void onApplicationEvent(ContextStoppedEvent event) {
+        shutDowncleanUpThreadAndDeregisterJDBCDriver();
+    }
+
+    private void shutDowncleanUpThreadAndDeregisterJDBCDriver() {
+        try {
+            AbandonedConnectionCleanupThread.shutdown();
+            logger.info("Shut-down of AbandonedConnectionCleanupThread successful");
+        } catch (Throwable t) {
+            logger.error("Exception occurred while shut-down of AbandonedConnectionCleanupThread", t);
+        }
+
+        // This manually deregisters JDBC driver, which prevents Tomcat 7 from
+        // complaining about memory leaks
+        Enumeration<Driver> drivers = DriverManager.getDrivers();
+        while (drivers.hasMoreElements()) {
+            Driver driver = drivers.nextElement();
+            try {
+                java.sql.DriverManager.deregisterDriver(driver);
+                logger.info("JDBC driver de-registered successfully");
+            } catch (Throwable t) {
+                logger.error("Exception occured while deristering jdbc driver", t);
+            }
+        }
+        try {
+            Thread.sleep(2000L);
+        } catch (Exception e) {}
+    }
+}

mifosng-provider/src/main/java/org/mifosplatform/infrastructure/jobs/service/JobRegisterService.java

@@ -19,4 +19,6 @@ public interface JobRegisterService {
 
     public void stopScheduler(String name);
 
+    public void stopAllSchedulers();
+
 }

mifosng-provider/src/main/java/org/mifosplatform/infrastructure/jobs/service/JobRegisterServiceImpl.java

@@ -35,6 +35,8 @@ import org.slf4j.Logger;
 import org.slf4j.LoggerFactory;
 import org.springframework.beans.factory.annotation.Autowired;
 import org.springframework.context.ApplicationContext;
+import org.springframework.context.ApplicationListener;
+import org.springframework.context.event.ContextStoppedEvent;
 import org.springframework.scheduling.quartz.CronTriggerFactoryBean;
 import org.springframework.scheduling.quartz.MethodInvokingJobDetailFactoryBean;
 import org.springframework.scheduling.quartz.SchedulerFactoryBean;
@@ -46,7 +48,7 @@ import org.springframework.stereotype.Service;
  * {@link CronTriggerFactoryBean}
  */
 @Service
-public class JobRegisterServiceImpl implements JobRegisterService {
+public class JobRegisterServiceImpl implements JobRegisterService, ApplicationListener<ContextStoppedEvent> {
 
     private final static Logger logger = LoggerFactory.getLogger(JobRegisterServiceImpl.class);
 
@@ -228,6 +230,11 @@ public class JobRegisterServiceImpl implements JobRegisterService {
         return !this.schedularWritePlatformService.retriveSchedulerDetail().isSuspended();
     }
 
+    @Override
+    public void onApplicationEvent(ContextStoppedEvent event) {
+        this.stopAllSchedulers();
+    }
+
     private void scheduleJob(final ScheduledJobDetail scheduledJobDetails) {
         if (!scheduledJobDetails.isActiveSchedular()) {
             scheduledJobDetails.updateNextRunTime(null);
@@ -251,6 +258,17 @@ public class JobRegisterServiceImpl implements JobRegisterService {
         scheduledJobDetails.updateCurrentlyRunningStatus(false);
     }
 
+    @Override
+    public void stopAllSchedulers() {
+        for (Scheduler scheduler : this.schedulers.values()) {
+            try {
+                scheduler.shutdown();
+            } catch (final SchedulerException e) {
+                logger.error(e.getMessage(), e);
+            }
+        }
+    }
+
     private Scheduler getScheduler(final ScheduledJobDetail scheduledJobDetail) throws Exception {
         final String schedulername = getSchedulerName(scheduledJobDetail);
         Scheduler scheduler = this.schedulers.get(schedulername);

mifosng-provider/src/main/java/org/mifosplatform/portfolio/loanaccount/data/LoanChargePaidDetail.java

@@ -1,3 +1,8 @@
+/**
+ * This Source Code Form is subject to the terms of the Mozilla Public
+ * License, v. 2.0. If a copy of the MPL was not distributed with this file,
+ * You can obtain one at http://mozilla.org/MPL/2.0/.
+ */
 package org.mifosplatform.portfolio.loanaccount.data;
 
 import org.mifosplatform.organisation.monetary.domain.Money;

mifosng-provider/src/main/java/org/mifosplatform/portfolio/loanaccount/domain/LoanRepaymentScheduleInstallmentRepository.java

@@ -1,3 +1,8 @@
+/**
+ * This Source Code Form is subject to the terms of the Mozilla Public
+ * License, v. 2.0. If a copy of the MPL was not distributed with this file,
+ * You can obtain one at http://mozilla.org/MPL/2.0/.
+ */
 package org.mifosplatform.portfolio.loanaccount.domain;
 
 import org.springframework.data.jpa.repository.JpaRepository;

mifosng-provider/src/main/java/org/mifosplatform/portfolio/loanaccount/loanschedule/domain/RecalculatedSchedule.java

@@ -1,3 +1,8 @@
+/**
+ * This Source Code Form is subject to the terms of the Mozilla Public
+ * License, v. 2.0. If a copy of the MPL was not distributed with this file,
+ * You can obtain one at http://mozilla.org/MPL/2.0/.
+ */
 package org.mifosplatform.portfolio.loanaccount.loanschedule.domain;
 
 public class RecalculatedSchedule {

mifosng-provider/src/main/java/org/mifosplatform/portfolio/loanaccount/loanschedule/domain/RecalculationDetail.java

@@ -1,3 +1,8 @@
+/**
+ * This Source Code Form is subject to the terms of the Mozilla Public
+ * License, v. 2.0. If a copy of the MPL was not distributed with this file,
+ * You can obtain one at http://mozilla.org/MPL/2.0/.
+ */
 package org.mifosplatform.portfolio.loanaccount.loanschedule.domain;
 
 import org.joda.time.LocalDate;