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Fixing issues spotted as a result of the bundle getting activated before the datasources used underneath are registered in JNDI

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This commit is contained in:
prabathabey 2014-12-15 20:52:38 +05:30
parent fceccb3280
commit a69fc9dc4c
4 changed files with 130 additions and 8 deletions
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22
components/device-mgt/org.wso2.carbon.device.mgt.mobile.impl/src/main/java/org/wso2/carbon/device/mgt/mobile/impl/DataSourceListener.java Normal file
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@ -0,0 +1,22 @@
/**
* Copyright (c) 2014, WSO2 Inc. (http://www.wso2.org) All Rights Reserved.
*
* Licensed 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.wso2.carbon.device.mgt.mobile.impl;
public interface DataSourceListener {
void notifyObserver();
}

61
components/device-mgt/org.wso2.carbon.device.mgt.mobile.impl/src/main/java/org/wso2/carbon/device/mgt/mobile/impl/dao/MobileDeviceDAOFactory.java Normal file
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@ -0,0 +1,61 @@
/**
* Copyright (c) 2014, WSO2 Inc. (http://www.wso2.org) All Rights Reserved.
*
* Licensed 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.wso2.carbon.device.mgt.mobile.impl.dao;
import org.wso2.carbon.device.mgt.mobile.impl.DataSourceListener;
import org.wso2.carbon.device.mgt.mobile.impl.dao.impl.MobileDeviceDAOImpl;
import org.wso2.carbon.device.mgt.mobile.impl.dao.impl.MobileDeviceModelImpl;
import org.wso2.carbon.device.mgt.mobile.impl.dao.impl.MobileDeviceVendorDAOImpl;
import org.wso2.carbon.device.mgt.mobile.impl.dao.impl.MobileOSVersionDAOImpl;
import org.wso2.carbon.device.mgt.mobile.impl.dao.util.MobileDeviceManagementDAOUtil;
import org.wso2.carbon.device.mgt.mobile.impl.internal.MobileDeviceManagementBundleActivator;
import javax.sql.DataSource;
public class MobileDeviceDAOFactory implements DataSourceListener {
private DataSource dataSource;
public MobileDeviceDAOFactory() {
MobileDeviceManagementBundleActivator.registerDataSourceListener(this);
}
@Override
public void notifyObserver() {
this.dataSource = MobileDeviceManagementDAOUtil.resolveDataSource();
}
private DataSource getDataSource() {
return dataSource;
}
public static MobileDeviceDAO getMobileDeviceDAO() {
return new MobileDeviceDAOImpl();
}
public static MobileDeviceModelDAO getMobileDeviceModelDAO() {
return new MobileDeviceModelImpl();
}
public static MobileDeviceVendorDAO getMobileDeviceVendorDAO() {
return new MobileDeviceVendorDAOImpl();
}
public static MobileOSVersionDAO getMobileOSVersionDAO() {
return new MobileOSVersionDAOImpl();
}
}

7
components/device-mgt/org.wso2.carbon.device.mgt.mobile.impl/src/main/java/org/wso2/carbon/device/mgt/mobile/impl/dao/util/MobileDeviceManagementDAOUtil.java
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@ -16,8 +16,15 @@
package org.wso2.carbon.device.mgt.mobile.impl.dao.util;
import javax.sql.DataSource;
/**
* Utility method required by MobileDeviceManagement DAO classes.
*/
public class MobileDeviceManagementDAOUtil {
public static DataSource resolveDataSource() {
return null;
}
}

48
components/device-mgt/org.wso2.carbon.device.mgt.mobile.impl/src/main/java/org/wso2/carbon/device/mgt/mobile/impl/internal/MobileDeviceManagementBundleActivator.java
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@ -18,20 +18,26 @@ package org.wso2.carbon.device.mgt.mobile.impl.internal;
import org.apache.commons.logging.LogFactory;
import org.apache.commons.logging.Log;
import org.osgi.framework.BundleActivator;
import org.osgi.framework.BundleContext;
import org.osgi.framework.ServiceRegistration;
import org.osgi.framework.*;
import org.wso2.carbon.device.mgt.common.spi.DeviceManagerService;
import org.wso2.carbon.device.mgt.mobile.impl.DataSourceListener;
import org.wso2.carbon.device.mgt.mobile.impl.android.AndroidDeviceManagerService;
import org.wso2.carbon.device.mgt.mobile.impl.dao.MobileDeviceDAOFactory;
import org.wso2.carbon.device.mgt.mobile.impl.ios.IOSDeviceManagerService;
import org.wso2.carbon.device.mgt.mobile.impl.windows.WindowsDeviceManagerService;
public class MobileDeviceManagementBundleActivator implements BundleActivator {
import java.util.ArrayList;
import java.util.List;
private static final Log log = LogFactory.getLog(MobileDeviceManagementBundleActivator.class);
private ServiceRegistration androidServiceRegRef;
private ServiceRegistration iOSServiceRegRef;
private ServiceRegistration windowsServiceRegRef;
public class MobileDeviceManagementBundleActivator implements BundleActivator, BundleListener {
private ServiceRegistration androidServiceRegRef;
private ServiceRegistration iOSServiceRegRef;
private ServiceRegistration windowsServiceRegRef;
private static List<DataSourceListener> dataSourceListeners = new ArrayList<DataSourceListener>();
private static final Log log = LogFactory.getLog(MobileDeviceManagementBundleActivator.class);
private static final String SYMBOLIC_NAME_DATA_SOURCE_COMPONENT = "org.wso2.carbon.ndatasource.core";
@Override
public void start(BundleContext bundleContext) throws Exception {
@ -39,6 +45,11 @@ public class MobileDeviceManagementBundleActivator implements BundleActivator {
if (log.isDebugEnabled()) {
log.debug("Activating Mobile Device Management Service bundle");
}
bundleContext.addBundleListener(this);
MobileDeviceDAOFactory daoFactory = new MobileDeviceDAOFactory();
//TODO Register this dao to an appropriate config file
androidServiceRegRef =
bundleContext.registerService(DeviceManagerService.class.getName(),
new AndroidDeviceManagerService(), null);
@ -64,6 +75,27 @@ public class MobileDeviceManagementBundleActivator implements BundleActivator {
androidServiceRegRef.unregister();
iOSServiceRegRef.unregister();
windowsServiceRegRef.unregister();
bundleContext.removeBundleListener(this);
}
@Override
public void bundleChanged(BundleEvent bundleEvent) {
int eventType = bundleEvent.getType();
String bundleSymbolicName = bundleEvent.getBundle().getSymbolicName();
if (SYMBOLIC_NAME_DATA_SOURCE_COMPONENT.equals(bundleSymbolicName) && eventType == BundleEvent.STARTED) {
for (DataSourceListener listener : this.getDataSourceListeners()) {
listener.notifyObserver();
}
}
}
public static void registerDataSourceListener(DataSourceListener listener) {
dataSourceListeners.add(listener);
}
private List<DataSourceListener> getDataSourceListeners() {
return dataSourceListeners;
}
}