Merge branch 'master' of github.com:wso2/carbon-device-mgt-plugins

components/device-mgt/org.wso2.carbon.device.mgt.mobile.impl/src/main/java/org/wso2/carbon/device/mgt/mobile/dao/MobileDeviceManagementDAOFactory.java

@@ -20,18 +20,16 @@ package org.wso2.carbon.device.mgt.mobile.dao;
 
 import org.apache.commons.logging.Log;
 import org.apache.commons.logging.LogFactory;
-import org.wso2.carbon.device.mgt.mobile.DataSourceNotAvailableException;
 import org.wso2.carbon.device.mgt.mobile.common.MobileDeviceMgtPluginException;
 import org.wso2.carbon.device.mgt.mobile.config.datasource.JNDILookupDefinition;
 import org.wso2.carbon.device.mgt.mobile.config.datasource.MobileDataSourceConfig;
 import org.wso2.carbon.device.mgt.mobile.dao.util.MobileDeviceManagementDAOUtil;
+
 import javax.sql.DataSource;
 import java.sql.Connection;
 import java.sql.SQLException;
-import java.util.HashMap;
 import java.util.Hashtable;
 import java.util.List;
-import java.util.Map;
 
 /**
  * Factory class used to create MobileDeviceManagement related DAO objects.
@@ -39,22 +37,11 @@ import java.util.Map;
 public abstract class MobileDeviceManagementDAOFactory implements MobileDeviceManagementDAOFactoryInterface {
 
     private static final Log log = LogFactory.getLog(MobileDeviceManagementDAOFactory.class);
-    private static Map<String, MobileDataSourceConfig> mobileDataSourceConfigMap;
-    private static Map<String, DataSource> dataSourceMap;
-    private static boolean isInitialized;
     private static ThreadLocal<Connection> currentConnection = new ThreadLocal<Connection>();
-    protected static DataSource dataSource;
+    private static DataSource dataSource;
-
-    public static void init() throws MobileDeviceMgtPluginException {
 
-        dataSourceMap = new HashMap<String, DataSource>();
+    public static void init(MobileDataSourceConfig mobileDataSourceConfig) throws MobileDeviceMgtPluginException {
-        DataSource dataSource;
+        dataSource = resolveDataSource(mobileDataSourceConfig);
-        for (String pluginType : mobileDataSourceConfigMap.keySet()) {
-            dataSource = MobileDeviceManagementDAOFactory.resolveDataSource(mobileDataSourceConfigMap.get
-                    (pluginType));
-            dataSourceMap.put(pluginType, dataSource);
-        }
-        isInitialized = true;
     }
 
     /**
@@ -93,29 +80,6 @@ public abstract class MobileDeviceManagementDAOFactory implements MobileDeviceMa
         return dataSource;
     }
 
-    public static Map<String, MobileDataSourceConfig> getMobileDataSourceConfigMap() {
-        return mobileDataSourceConfigMap;
-    }
-
-    public static void setMobileDataSourceConfigMap(Map<String, MobileDataSourceConfig> mobileDataSourceConfigMap) {
-        MobileDeviceManagementDAOFactory.mobileDataSourceConfigMap = mobileDataSourceConfigMap;
-    }
-
-    public static DataSource getDataSource(String type) {
-        return dataSourceMap.get(type);
-    }
-
-    public static Map<String, DataSource> getDataSourceMap() {
-        return dataSourceMap;
-    }
-
-    private static void assertDataSourceInitialization() {
-        if (!isInitialized) {
-            throw new DataSourceNotAvailableException("Mobile device management metadata repository data source " +
-                    "is not initialized");
-        }
-    }
-
     public static void beginTransaction() throws MobileDeviceManagementDAOException {
         try {
             Connection conn = dataSource.getConnection();
@@ -137,6 +101,7 @@ public abstract class MobileDeviceManagementDAOFactory implements MobileDeviceMa
         }
         return currentConnection.get();
     }
+
     public static void commitTransaction() throws MobileDeviceManagementDAOException {
         try {
             Connection conn = currentConnection.get();

components/device-mgt/org.wso2.carbon.device.mgt.mobile.impl/src/main/java/org/wso2/carbon/device/mgt/mobile/impl/android/AndroidDeviceManager.java

@@ -64,11 +64,18 @@ public class AndroidDeviceManager implements DeviceMgtService {
             if (log.isDebugEnabled()) {
                 log.debug("Enrolling a new Android device : " + device.getDeviceIdentifier());
             }
+            MobileDeviceManagementDAOFactory.beginTransaction();
             status = mobileDeviceManagementDAOFactory.getMobileDeviceDAO().addMobileDevice(
                     mobileDevice);
+            MobileDeviceManagementDAOFactory.commitTransaction();
         } catch (MobileDeviceManagementDAOException e) {
-            String msg = "Error while enrolling the Android device : " +
+            try {
-                    device.getDeviceIdentifier();
+                MobileDeviceManagementDAOFactory.rollbackTransaction();
+            } catch (MobileDeviceManagementDAOException mobileDAOEx) {
+                String msg = "Error occurred while roll back the device enrol transaction :" + device.toString();
+                log.warn(msg, mobileDAOEx);
+            }
+            String msg = "Error while enrolling the Android device : " + device.getDeviceIdentifier();
             log.error(msg, e);
             throw new DeviceManagementException(msg, e);
         }
@@ -83,9 +90,17 @@ public class AndroidDeviceManager implements DeviceMgtService {
             if (log.isDebugEnabled()) {
                 log.debug("Modifying the Android device enrollment data");
             }
+            MobileDeviceManagementDAOFactory.beginTransaction();
             status = mobileDeviceManagementDAOFactory.getMobileDeviceDAO()
                     .updateMobileDevice(mobileDevice);
+            MobileDeviceManagementDAOFactory.commitTransaction();
         } catch (MobileDeviceManagementDAOException e) {
+            try {
+                MobileDeviceManagementDAOFactory.rollbackTransaction();
+            } catch (MobileDeviceManagementDAOException mobileDAOEx) {
+                String msg = "Error occurred while roll back the update device transaction :" + device.toString();
+                log.warn(msg, mobileDAOEx);
+            }
             String msg = "Error while updating the enrollment of the Android device : " +
                     device.getDeviceIdentifier();
             log.error(msg, e);
@@ -101,9 +116,17 @@ public class AndroidDeviceManager implements DeviceMgtService {
             if (log.isDebugEnabled()) {
                 log.debug("Dis-enrolling Android device : " + deviceId);
             }
+            MobileDeviceManagementDAOFactory.beginTransaction();
             status = mobileDeviceManagementDAOFactory.getMobileDeviceDAO()
                     .deleteMobileDevice(deviceId.getId());
+            MobileDeviceManagementDAOFactory.commitTransaction();
         } catch (MobileDeviceManagementDAOException e) {
+            try {
+                MobileDeviceManagementDAOFactory.rollbackTransaction();
+            } catch (MobileDeviceManagementDAOException mobileDAOEx) {
+                String msg = "Error occurred while roll back the device dis enrol transaction :" + deviceId.toString();
+                log.warn(msg, mobileDAOEx);
+            }
             String msg = "Error while removing the Android device : " + deviceId.getId();
             log.error(msg, e);
             throw new DeviceManagementException(msg, e);
@@ -177,9 +200,17 @@ public class AndroidDeviceManager implements DeviceMgtService {
                 log.debug(
                         "updating the details of Android device : " + device.getDeviceIdentifier());
             }
+            MobileDeviceManagementDAOFactory.beginTransaction();
             status = mobileDeviceManagementDAOFactory.getMobileDeviceDAO()
                     .updateMobileDevice(mobileDevice);
+            MobileDeviceManagementDAOFactory.commitTransaction();
         } catch (MobileDeviceManagementDAOException e) {
+            try {
+                MobileDeviceManagementDAOFactory.rollbackTransaction();
+            } catch (MobileDeviceManagementDAOException mobileDAOEx) {
+                String msg = "Error occurred while roll back the update device info transaction :" + device.toString();
+                log.warn(msg, mobileDAOEx);
+            }
             String msg =
                     "Error while updating the Android device : " + device.getDeviceIdentifier();
             log.error(msg, e);

components/device-mgt/org.wso2.carbon.device.mgt.mobile.impl/src/main/java/org/wso2/carbon/device/mgt/mobile/impl/android/AndroidFeatureManager.java

@@ -70,11 +70,6 @@ public class AndroidFeatureManager implements FeatureManager {
             Feature feature =  MobileDeviceManagementUtil.convertToFeature(mobileFeature);
             return feature;
         } catch (MobileDeviceManagementDAOException e) {
-            try {
-                mobileDeviceManagementDAOFactory.rollbackTransaction();
-            } catch (MobileDeviceManagementDAOException e1) {
-                log.warn("Error occurred while roll-backing the transaction", e);
-            }
             throw new DeviceManagementException("Error occurred while retrieving the feature", e);
         }
     }
@@ -90,13 +85,8 @@ public class AndroidFeatureManager implements FeatureManager {
             }
             return featureList;
         } catch (MobileDeviceManagementDAOException e) {
-            try {
+            throw new DeviceManagementException("Error occurred while retrieving the list of features registered for " +
-                mobileDeviceManagementDAOFactory.rollbackTransaction();
+                    "Android platform", e);
-            } catch (MobileDeviceManagementDAOException e1) {
-                log.warn("Error occurred while roll-backing the transaction", e);
-            }
-            throw new DeviceManagementException("Error occurred while retrieving the list of " +
-                                                "features registered for Android platform", e);
         }
     }
 

components/device-mgt/org.wso2.carbon.device.mgt.mobile.impl/src/main/java/org/wso2/carbon/device/mgt/mobile/impl/android/dao/AndroidDAOFactory.java

@@ -32,16 +32,10 @@ public class AndroidDAOFactory extends MobileDeviceManagementDAOFactory
         implements MobileDeviceManagementDAOFactoryInterface {
 
     private static final Log log = LogFactory.getLog(AndroidDAOFactory.class);
-    private static DataSource dataSource;
-
-    public static void init() {
-        dataSource = MobileDeviceManagementDAOFactory.getDataSource(DeviceManagementConstants.MobileDeviceTypes.
-                MOBILE_DEVICE_TYPE_ANDROID);
-    }
 
     @Override
     public MobileDeviceDAO getMobileDeviceDAO() {
-        return new AndroidDeviceDAOImpl(dataSource);
+        return new AndroidDeviceDAOImpl();
     }
 
     @Override
@@ -60,7 +54,7 @@ public class AndroidDAOFactory extends MobileDeviceManagementDAOFactory
     }
 
     @Override public MobileFeatureDAO getMobileFeatureDao() {
-        return new AndroidFeatureDAOImpl(dataSource);
+        return new AndroidFeatureDAOImpl();
     }
 
     public MobileFeaturePropertyDAO getFeaturePropertyDAO() {

components/device-mgt/org.wso2.carbon.device.mgt.mobile.impl/src/main/java/org/wso2/carbon/device/mgt/mobile/impl/android/dao/impl/AndroidDeviceDAOImpl.java

@@ -22,6 +22,7 @@ import org.apache.commons.logging.Log;
 import org.apache.commons.logging.LogFactory;
 import org.wso2.carbon.device.mgt.mobile.dao.MobileDeviceDAO;
 import org.wso2.carbon.device.mgt.mobile.dao.MobileDeviceManagementDAOException;
+import org.wso2.carbon.device.mgt.mobile.dao.MobileDeviceManagementDAOFactory;
 import org.wso2.carbon.device.mgt.mobile.dao.util.MobileDeviceManagementDAOUtil;
 import org.wso2.carbon.device.mgt.mobile.dto.MobileDevice;
 import org.wso2.carbon.device.mgt.mobile.impl.android.util.AndroidPluginConstants;
@@ -42,28 +43,24 @@ import java.util.Map;
  */
 public class AndroidDeviceDAOImpl implements MobileDeviceDAO{
 
-	private DataSource dataSource;
 	private static final Log log = LogFactory.getLog(AndroidDeviceDAOImpl.class);
 
-	public AndroidDeviceDAOImpl(DataSource dataSource) {
-		this.dataSource = dataSource;
-	}
-
 	@Override
 	public MobileDevice getMobileDevice(String mblDeviceId)
 			throws MobileDeviceManagementDAOException {
 		Connection conn = null;
 		PreparedStatement stmt = null;
 		MobileDevice mobileDevice = null;
+        ResultSet resultSet = null;
 		try {
-			conn = this.getConnection();
+			conn = MobileDeviceManagementDAOFactory.getConnection();
 			String selectDBQuery =
 					"SELECT ANDROID_DEVICE_ID, GCM_TOKEN, DEVICE_INFO, DEVICE_MODEL, SERIAL, " +
 					"VENDOR, MAC_ADDRESS, DEVICE_NAME, LATITUDE, LONGITUDE, IMEI, IMSI, OS_VERSION" +
 					" FROM AD_DEVICE WHERE ANDROID_DEVICE_ID = ?";
 			stmt = conn.prepareStatement(selectDBQuery);
 			stmt.setString(1, mblDeviceId);
-			ResultSet resultSet = stmt.executeQuery();
+			resultSet = stmt.executeQuery();
 
 			if (resultSet.next()) {
 				mobileDevice = new MobileDevice();
@@ -98,7 +95,8 @@ public class AndroidDeviceDAOImpl implements MobileDeviceDAO{
 			log.error(msg, e);
 			throw new MobileDeviceManagementDAOException(msg, e);
 		} finally {
-			MobileDeviceManagementDAOUtil.cleanupResources(conn, stmt, null);
+			MobileDeviceManagementDAOUtil.cleanupResources(stmt, resultSet);
+            MobileDeviceManagementDAOFactory.closeConnection();
 		}
 
 		return mobileDevice;
@@ -111,7 +109,7 @@ public class AndroidDeviceDAOImpl implements MobileDeviceDAO{
 		Connection conn = null;
 		PreparedStatement stmt = null;
 		try {
-			conn = this.getConnection();
+			conn = MobileDeviceManagementDAOFactory.getConnection();
 			String createDBQuery =
 					"INSERT INTO AD_DEVICE(ANDROID_DEVICE_ID, GCM_TOKEN, DEVICE_INFO, SERIAL, " +
 					"VENDOR, MAC_ADDRESS, DEVICE_NAME, LATITUDE, LONGITUDE, IMEI, IMSI, " +
@@ -154,7 +152,7 @@ public class AndroidDeviceDAOImpl implements MobileDeviceDAO{
 			log.error(msg, e);
 			throw new MobileDeviceManagementDAOException(msg, e);
 		} finally {
-			MobileDeviceManagementDAOUtil.cleanupResources(conn, stmt, null);
+			MobileDeviceManagementDAOUtil.cleanupResources(stmt, null);
 		}
 		return status;
 	}
@@ -166,7 +164,7 @@ public class AndroidDeviceDAOImpl implements MobileDeviceDAO{
 		Connection conn = null;
 		PreparedStatement stmt = null;
 		try {
-			conn = this.getConnection();
+			conn = MobileDeviceManagementDAOFactory.getConnection();
 			String updateDBQuery =
 					"UPDATE AD_DEVICE SET GCM_TOKEN = ?, DEVICE_INFO = ?, SERIAL = ?, VENDOR = ?, " +
 					"MAC_ADDRESS = ?, DEVICE_NAME = ?, LATITUDE = ?, LONGITUDE = ?, IMEI = ?, " +
@@ -209,7 +207,7 @@ public class AndroidDeviceDAOImpl implements MobileDeviceDAO{
 			log.error(msg, e);
 			throw new MobileDeviceManagementDAOException(msg, e);
 		} finally {
-			MobileDeviceManagementDAOUtil.cleanupResources(conn, stmt, null);
+			MobileDeviceManagementDAOUtil.cleanupResources(stmt, null);
 		}
 		return status;
 	}
@@ -221,7 +219,7 @@ public class AndroidDeviceDAOImpl implements MobileDeviceDAO{
 		Connection conn = null;
 		PreparedStatement stmt = null;
 		try {
-			conn = this.getConnection();
+			conn = MobileDeviceManagementDAOFactory.getConnection();
 			String deleteDBQuery =
 					"DELETE FROM AD_DEVICE WHERE ANDROID_DEVICE_ID = ?";
 			stmt = conn.prepareStatement(deleteDBQuery);
@@ -239,7 +237,7 @@ public class AndroidDeviceDAOImpl implements MobileDeviceDAO{
 			log.error(msg, e);
 			throw new MobileDeviceManagementDAOException(msg, e);
 		} finally {
-			MobileDeviceManagementDAOUtil.cleanupResources(conn, stmt, null);
+			MobileDeviceManagementDAOUtil.cleanupResources(stmt, null);
 		}
 		return status;
 	}
@@ -247,18 +245,21 @@ public class AndroidDeviceDAOImpl implements MobileDeviceDAO{
 	@Override
 	public List<MobileDevice> getAllMobileDevices()
 			throws MobileDeviceManagementDAOException {
+
 		Connection conn = null;
 		PreparedStatement stmt = null;
+        ResultSet resultSet = null;
 		MobileDevice mobileDevice;
 		List<MobileDevice> mobileDevices = new ArrayList<MobileDevice>();
+
 		try {
-			conn = this.getConnection();
+			conn = MobileDeviceManagementDAOFactory.getConnection();
 			String selectDBQuery =
 					"SELECT ANDROID_DEVICE_ID, GCM_TOKEN, DEVICE_INFO, DEVICE_MODEL, SERIAL, " +
 					"VENDOR, MAC_ADDRESS, DEVICE_NAME, LATITUDE, LONGITUDE, IMEI, IMSI, OS_VERSION " +
 					"FROM AD_DEVICE";
 			stmt = conn.prepareStatement(selectDBQuery);
-			ResultSet resultSet = stmt.executeQuery();
+			resultSet = stmt.executeQuery();
 			while (resultSet.next()) {
 				mobileDevice = new MobileDevice();
 				mobileDevice.setMobileDeviceId(resultSet.getString(AndroidPluginConstants.
@@ -292,18 +293,9 @@ public class AndroidDeviceDAOImpl implements MobileDeviceDAO{
 			log.error(msg, e);
 			throw new MobileDeviceManagementDAOException(msg, e);
 		} finally {
-			MobileDeviceManagementDAOUtil.cleanupResources(conn, stmt, null);
+			MobileDeviceManagementDAOUtil.cleanupResources(stmt, resultSet);
+            MobileDeviceManagementDAOFactory.closeConnection();
 		}
 	}
 
-	private Connection getConnection() throws MobileDeviceManagementDAOException {
-		try {
-			return dataSource.getConnection();
-		} catch (SQLException e) {
-			String msg = "Error occurred while obtaining a connection from the mobile device " +
-			             "management metadata repository datasource";
-			log.error(msg, e);
-			throw new MobileDeviceManagementDAOException(msg, e);
-		}
-	}
 }

components/device-mgt/org.wso2.carbon.device.mgt.mobile.impl/src/main/java/org/wso2/carbon/device/mgt/mobile/impl/android/dao/impl/AndroidFeatureDAOImpl.java

@@ -22,6 +22,7 @@ import org.apache.commons.logging.Log;
 import org.apache.commons.logging.LogFactory;
 import org.wso2.carbon.device.mgt.common.DeviceManagementConstants;
 import org.wso2.carbon.device.mgt.mobile.dao.MobileDeviceManagementDAOException;
+import org.wso2.carbon.device.mgt.mobile.dao.MobileDeviceManagementDAOFactory;
 import org.wso2.carbon.device.mgt.mobile.dao.MobileFeatureDAO;
 import org.wso2.carbon.device.mgt.mobile.dao.util.MobileDeviceManagementDAOUtil;
 import org.wso2.carbon.device.mgt.mobile.dto.MobileFeature;
@@ -38,21 +39,19 @@ import java.util.List;
 
 public class AndroidFeatureDAOImpl implements MobileFeatureDAO {
 
-    private DataSource dataSource;
     private static final Log log = LogFactory.getLog(AndroidFeatureDAOImpl.class);
 
-    public AndroidFeatureDAOImpl(DataSource dataSource) {
+    public AndroidFeatureDAOImpl() {
-        this.dataSource = dataSource;
     }
 
     @Override
     public boolean addFeature(MobileFeature mobileFeature) throws MobileDeviceManagementDAOException {
+
         PreparedStatement stmt = null;
         boolean status = false;
         Connection conn = null;
-
         try {
-            conn = this.getConnection();
+            conn = MobileDeviceManagementDAOFactory.getConnection();
             String sql = "INSERT INTO AD_FEATURE(CODE, NAME, DESCRIPTION) VALUES (?, ?, ?)";
             stmt = conn.prepareStatement(sql);
             stmt.setString(1, mobileFeature.getCode());
@@ -66,7 +65,7 @@ public class AndroidFeatureDAOImpl implements MobileFeatureDAO {
                     "Error occurred while adding android feature '" +
                             mobileFeature.getName() + "' into the metadata repository", e);
         } finally {
-            MobileDeviceManagementDAOUtil.cleanupResources(conn, stmt, null);
+            MobileDeviceManagementDAOUtil.cleanupResources(stmt, null);
         }
         return status;
     }
@@ -77,7 +76,7 @@ public class AndroidFeatureDAOImpl implements MobileFeatureDAO {
         Connection conn = null;
         PreparedStatement stmt = null;
         try {
-            conn = this.getConnection();
+            conn = MobileDeviceManagementDAOFactory.getConnection();
             String updateDBQuery =
                     "UPDATE AD_FEATURE SET NAME = ?, DESCRIPTION = ?" +
                     "WHERE CODE = ?";
@@ -101,18 +100,19 @@ public class AndroidFeatureDAOImpl implements MobileFeatureDAO {
             log.error(msg, e);
             throw new AndroidFeatureManagementDAOException(msg, e);
         } finally {
-            MobileDeviceManagementDAOUtil.cleanupResources(conn, stmt, null);
+            MobileDeviceManagementDAOUtil.cleanupResources(stmt, null);
         }
         return status;
     }
 
     @Override
     public boolean deleteFeatureById(int mblFeatureId) throws MobileDeviceManagementDAOException {
+
         PreparedStatement stmt = null;
         boolean status = false;
         Connection conn = null;
         try {
-            conn = this.getConnection();
+            conn = MobileDeviceManagementDAOFactory.getConnection();
             String sql = "DELETE FROM AD_FEATURE WHERE ID = ?";
             stmt = conn.prepareStatement(sql);
             stmt.setInt(1, mblFeatureId);
@@ -123,7 +123,7 @@ public class AndroidFeatureDAOImpl implements MobileFeatureDAO {
                     "Error occurred while deleting android feature '" +
                     mblFeatureId + "' from Android database.", e);
         } finally {
-            MobileDeviceManagementDAOUtil.cleanupResources(conn, stmt, null);
+            MobileDeviceManagementDAOUtil.cleanupResources(stmt, null);
         }
         return status;
     }
@@ -135,7 +135,7 @@ public class AndroidFeatureDAOImpl implements MobileFeatureDAO {
         boolean status = false;
         Connection conn = null;
         try {
-            conn = this.getConnection();
+            conn = MobileDeviceManagementDAOFactory.getConnection();
             String sql = "DELETE FROM AD_FEATURE WHERE CODE = ?";
             stmt = conn.prepareStatement(sql);
             stmt.setString(1, mblFeatureCode);
@@ -146,7 +146,7 @@ public class AndroidFeatureDAOImpl implements MobileFeatureDAO {
                     "Error occurred while deleting android feature '" +
                             mblFeatureCode + "' from Android database.", e);
         } finally {
-            MobileDeviceManagementDAOUtil.cleanupResources(conn, stmt, null);
+            MobileDeviceManagementDAOUtil.cleanupResources(stmt, null);
         }
         return status;
     }
@@ -158,7 +158,7 @@ public class AndroidFeatureDAOImpl implements MobileFeatureDAO {
         ResultSet rs = null;
         Connection conn = null;
         try {
-            conn = this.getConnection();
+            conn = MobileDeviceManagementDAOFactory.getConnection();
             String sql = "SELECT ID, CODE, NAME, DESCRIPTION FROM AD_FEATURE WHERE ID = ?";
             stmt = conn.prepareStatement(sql);
             stmt.setInt(1, mblFeatureId);
@@ -181,7 +181,8 @@ public class AndroidFeatureDAOImpl implements MobileFeatureDAO {
                     "Error occurred while retrieving android feature '" +
                     mblFeatureId + "' from the Android database.", e);
         } finally {
-            MobileDeviceManagementDAOUtil.cleanupResources(conn, stmt, rs);
+            MobileDeviceManagementDAOUtil.cleanupResources(stmt, rs);
+            MobileDeviceManagementDAOFactory.closeConnection();
         }
     }
 
@@ -193,7 +194,7 @@ public class AndroidFeatureDAOImpl implements MobileFeatureDAO {
         Connection conn = null;
 
         try {
-            conn = this.getConnection();
+            conn = MobileDeviceManagementDAOFactory.getConnection();
             String sql = "SELECT ID, CODE, NAME, DESCRIPTION FROM AD_FEATURE WHERE CODE = ?";
             stmt = conn.prepareStatement(sql);
             stmt.setString(1, mblFeatureCode);
@@ -216,7 +217,8 @@ public class AndroidFeatureDAOImpl implements MobileFeatureDAO {
                     "Error occurred while retrieving android feature '" +
                             mblFeatureCode + "' from the Android database.", e);
         } finally {
-            MobileDeviceManagementDAOUtil.cleanupResources(conn, stmt, rs);
+            MobileDeviceManagementDAOUtil.cleanupResources(stmt, rs);
+            MobileDeviceManagementDAOFactory.closeConnection();
         }
     }
 
@@ -228,13 +230,14 @@ public class AndroidFeatureDAOImpl implements MobileFeatureDAO {
 
     @Override
     public List<MobileFeature> getAllFeatures() throws MobileDeviceManagementDAOException {
+        
         PreparedStatement stmt = null;
         ResultSet rs = null;
         Connection conn = null;
         List<MobileFeature> features = new ArrayList<MobileFeature>();
 
         try {
-            conn = this.getConnection();
+            conn = MobileDeviceManagementDAOFactory.getConnection();
             String sql = "SELECT ID, CODE, NAME, DESCRIPTION FROM AD_FEATURE";
             stmt = conn.prepareStatement(sql);
             rs = stmt.executeQuery();
@@ -256,18 +259,8 @@ public class AndroidFeatureDAOImpl implements MobileFeatureDAO {
             throw new AndroidFeatureManagementDAOException("Error occurred while retrieving all " +
                                                  "android features from the android database.", e);
         } finally {
-            MobileDeviceManagementDAOUtil.cleanupResources(conn, stmt, rs);
+            MobileDeviceManagementDAOUtil.cleanupResources(stmt, rs);
-        }
+            MobileDeviceManagementDAOFactory.closeConnection();
-    }
-
-    private Connection getConnection() throws MobileDeviceManagementDAOException {
-        try {
-            return dataSource.getConnection();
-        } catch (SQLException e) {
-            String msg = "Error occurred while obtaining a connection from the Android mobile device " +
-                         "management metadata repository datasource";
-            log.error(msg, e);
-            throw new MobileDeviceManagementDAOException(msg, e);
         }
     }
 }

components/device-mgt/org.wso2.carbon.device.mgt.mobile.impl/src/main/java/org/wso2/carbon/device/mgt/mobile/impl/windows/dao/WindowsDAOFactory.java

@@ -24,9 +24,6 @@ import org.wso2.carbon.device.mgt.mobile.dao.*;
 public class WindowsDAOFactory extends MobileDeviceManagementDAOFactory
         implements MobileDeviceManagementDAOFactoryInterface {
 
-    public static void init(MobileDataSourceConfig config) {
-        dataSource = resolveDataSource(config);
-    }
 
     @Override
     public MobileDeviceDAO getMobileDeviceDAO() {

components/device-mgt/org.wso2.carbon.device.mgt.mobile.impl/src/main/java/org/wso2/carbon/device/mgt/mobile/internal/MobileDeviceManagementBundleActivator.java

@@ -1,120 +0,0 @@
-/*
- * Copyright (c) 2015, WSO2 Inc. (http://www.wso2.org) All Rights Reserved.
- *
- * WSO2 Inc. 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.wso2.carbon.device.mgt.mobile.internal;
-
-import org.apache.commons.logging.Log;
-import org.apache.commons.logging.LogFactory;
-import org.osgi.framework.*;
-import org.wso2.carbon.device.mgt.common.spi.DeviceManager;
-import org.wso2.carbon.device.mgt.mobile.DataSourceListener;
-import org.wso2.carbon.device.mgt.mobile.config.MobileDeviceConfigurationManager;
-import org.wso2.carbon.device.mgt.mobile.config.MobileDeviceManagementConfig;
-import org.wso2.carbon.device.mgt.mobile.config.datasource.MobileDataSourceConfig;
-import org.wso2.carbon.device.mgt.mobile.dao.MobileDeviceManagementDAOFactory;
-import org.wso2.carbon.device.mgt.mobile.impl.android.AndroidDeviceManager;
-import org.wso2.carbon.device.mgt.mobile.impl.windows.WindowsDeviceManager;
-
-import java.util.ArrayList;
-import java.util.List;
-import java.util.Map;
-
-/**
- * BundleActivator of MobileDeviceManagement component.
- */
-public class MobileDeviceManagementBundleActivator implements BundleActivator, BundleListener {
-
-	private ServiceRegistration androidServiceRegRef;
-	private ServiceRegistration windowsServiceRegRef;
-
-	private static List<DataSourceListener> dataSourceListeners =
-			new ArrayList<DataSourceListener>();
-
-	private static final String SYMBOLIC_NAME_DATA_SOURCE_COMPONENT =
-			"org.wso2.carbon.ndatasource.core";
-	private static final Log log = LogFactory.getLog(MobileDeviceManagementBundleActivator.class);
-
-	@Override
-	public void start(BundleContext bundleContext) throws Exception {
-		try {
-			if (log.isDebugEnabled()) {
-				log.debug("Activating Mobile Device Management Service bundle");
-			}
-			bundleContext.addBundleListener(this);
-
-            /* Initialize the data source configuration */
-            MobileDeviceConfigurationManager.getInstance().initConfig();
-            MobileDeviceManagementConfig config = MobileDeviceConfigurationManager.getInstance()
-                    .getMobileDeviceManagementConfig();
-            Map<String, MobileDataSourceConfig> mobileDataSourceConfigMap =
-                    config.getMobileDeviceMgtRepository().getMobileDataSourceConfigMap();
-            MobileDeviceManagementDAOFactory.setMobileDataSourceConfigMap(mobileDataSourceConfigMap);
-
-            androidServiceRegRef =
-                    bundleContext.registerService(DeviceManager.class.getName(),
-                            new AndroidDeviceManager(), null);
-            windowsServiceRegRef =
-                    bundleContext.registerService(DeviceManager.class.getName(),
-                            new WindowsDeviceManager(), null);
-
-			if (log.isDebugEnabled()) {
-				log.debug("Mobile Device Management Service bundle is activated");
-			}
-		} catch (Throwable e) {
-			log.error("Error occurred while activating Mobile Device Management bundle", e);
-		}
-	}
-
-	@Override
-	public void stop(BundleContext bundleContext) throws Exception {
-		if (log.isDebugEnabled()) {
-			log.debug("Deactivating Mobile Device Management Service");
-		}
-		try {
-			androidServiceRegRef.unregister();
-			windowsServiceRegRef.unregister();
-
-			bundleContext.removeBundleListener(this);
-		} catch (Throwable e) {
-			log.error("Error occurred while de-activating Mobile Device Management bundle", e);
-		}
-	}
-
-	@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;
-	}
-
-
-}

components/device-mgt/org.wso2.carbon.device.mgt.mobile.impl/src/main/java/org/wso2/carbon/device/mgt/mobile/internal/MobileDeviceManagementServiceComponent.java

@@ -26,6 +26,7 @@ import org.osgi.service.component.ComponentContext;
 import org.wso2.carbon.device.mgt.common.DeviceManagementConstants;
 import org.wso2.carbon.device.mgt.common.spi.DeviceMgtService;
 import org.wso2.carbon.device.mgt.mobile.common.MobileDeviceMgtPluginException;
+import org.wso2.carbon.device.mgt.mobile.common.MobilePluginConstants;
 import org.wso2.carbon.device.mgt.mobile.config.MobileDeviceConfigurationManager;
 import org.wso2.carbon.device.mgt.mobile.config.MobileDeviceManagementConfig;
 import org.wso2.carbon.device.mgt.mobile.config.datasource.MobileDataSourceConfig;
@@ -34,6 +35,7 @@ import org.wso2.carbon.device.mgt.mobile.dao.util.MobileDeviceManagementDAOUtil;
 import org.wso2.carbon.device.mgt.mobile.impl.android.AndroidDeviceManager;
 import org.wso2.carbon.device.mgt.mobile.impl.android.dao.AndroidDAOFactory;
 import org.wso2.carbon.device.mgt.mobile.impl.windows.WindowsDeviceManager;
+import org.wso2.carbon.device.mgt.mobile.impl.windows.dao.WindowsDAOFactory;
 import org.wso2.carbon.ndatasource.core.DataSourceService;
 
 import javax.sql.DataSource;
@@ -62,6 +64,7 @@ public class MobileDeviceManagementServiceComponent {
     private static final Log log = LogFactory.getLog(MobileDeviceManagementServiceComponent.class);
 
     protected void activate(ComponentContext ctx) {
+
         if (log.isDebugEnabled()) {
             log.debug("Activating Mobile Device Management Service Component");
         }
@@ -74,10 +77,10 @@ public class MobileDeviceManagementServiceComponent {
                     .getMobileDeviceManagementConfig();
             Map<String, MobileDataSourceConfig> dsConfigMap =
                     config.getMobileDeviceMgtRepository().getMobileDataSourceConfigMap();
-            MobileDeviceManagementDAOFactory.setMobileDataSourceConfigMap(dsConfigMap);
-            MobileDeviceManagementDAOFactory.init();
 
-            AndroidDAOFactory.init();
+            AndroidDAOFactory.init(dsConfigMap.get(DeviceManagementConstants.MobileDeviceTypes
+                    .MOBILE_DEVICE_TYPE_ANDROID));
+            WindowsDAOFactory.init(dsConfigMap.get(DeviceManagementConstants.MobileDeviceTypes.MOBILE_DEVICE_TYPE_WINDOWS));
 
             String setupOption = System.getProperty("setup");
             if (setupOption != null) {
@@ -87,8 +90,9 @@ public class MobileDeviceManagementServiceComponent {
                                     "to begin");
                 }
                 try {
-                    Map<String, DataSource> dataSourceMap = MobileDeviceManagementDAOFactory.getDataSourceMap();
+                    DataSource dataSource;
-                    for (DataSource dataSource : dataSourceMap.values()) {
+                    for (MobileDataSourceConfig dataSourceConfig : dsConfigMap.values()) {
+                        dataSource = MobileDeviceManagementDAOFactory.resolveDataSource(dataSourceConfig);
                         MobileDeviceManagementDAOUtil
                                 .setupMobileDeviceManagementSchema(dataSource);
                     }