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Merge pull request #333 from charithag/carbon-kernel-4.4.3

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Improvements for MySQL databases
This commit is contained in:
Chatura Dilan 2016-08-18 14:40:53 +05:30 committed by GitHub
commit f5e40d9085
3 changed files with 74 additions and 1 deletions
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3
components/device-mgt/org.wso2.carbon.device.mgt.core/src/main/java/org/wso2/carbon/device/mgt/core/operation/mgt/dao/OperationManagementDAOFactory.java
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@ -29,6 +29,7 @@ import org.wso2.carbon.device.mgt.core.config.datasource.JNDILookupDefinition;
import org.wso2.carbon.device.mgt.core.dao.util.DeviceManagementDAOUtil;
import org.wso2.carbon.device.mgt.core.operation.mgt.dao.impl.*;
import org.wso2.carbon.device.mgt.core.operation.mgt.dao.impl.operation.H2OperationDAOImpl;
import org.wso2.carbon.device.mgt.core.operation.mgt.dao.impl.operation.MySQLOperationDAOImpl;
import org.wso2.carbon.device.mgt.core.operation.mgt.dao.impl.operation.OracleOperationDAOImpl;
import org.wso2.carbon.device.mgt.core.operation.mgt.dao.impl.operation.PostgreSQLOperationDAOImpl;
import org.wso2.carbon.device.mgt.core.operation.mgt.dao.impl.operation.SQLServerOperationDAOImpl;
@ -78,7 +79,7 @@ public class OperationManagementDAOFactory {
case DeviceManagementConstants.DataBaseTypes.DB_TYPE_H2:
return new H2OperationDAOImpl();
case DeviceManagementConstants.DataBaseTypes.DB_TYPE_MYSQL:
return new GenericOperationDAOImpl();
return new MySQLOperationDAOImpl();
default:
throw new UnsupportedDatabaseEngineException("Unsupported database engine : " + databaseEngine);
}

69
components/device-mgt/org.wso2.carbon.device.mgt.core/src/main/java/org/wso2/carbon/device/mgt/core/operation/mgt/dao/impl/operation/MySQLOperationDAOImpl.java Normal file
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@ -0,0 +1,69 @@
/*
* Copyright (c) 2016a, 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.core.operation.mgt.dao.impl.operation;
import org.wso2.carbon.device.mgt.core.dto.operation.mgt.Operation;
import org.wso2.carbon.device.mgt.core.operation.mgt.dao.OperationManagementDAOException;
import org.wso2.carbon.device.mgt.core.operation.mgt.dao.OperationManagementDAOFactory;
import org.wso2.carbon.device.mgt.core.operation.mgt.dao.OperationManagementDAOUtil;
import org.wso2.carbon.device.mgt.core.operation.mgt.dao.impl.GenericOperationDAOImpl;
import java.sql.Connection;
import java.sql.PreparedStatement;
import java.sql.SQLException;
/**
* This class holds the implementation of OperationDAO which can be used to support MySQl db syntax.
*/
public class MySQLOperationDAOImpl extends GenericOperationDAOImpl {
@Override
public boolean updateOperationStatus(int enrolmentId, int operationId, Operation.Status status)
throws OperationManagementDAOException {
PreparedStatement stmt = null;
boolean isUpdated = false;
try {
long time = System.currentTimeMillis() / 1000;
Connection connection = OperationManagementDAOFactory.getConnection();
stmt = connection.prepareStatement("SELECT STATUS, UPDATED_TIMESTAMP FROM DM_ENROLMENT_OP_MAPPING " +
"WHERE ENROLMENT_ID=? and OPERATION_ID=? FOR UPDATE");
stmt.setString(1, status.toString());
stmt.setLong(2, time);
if (stmt.execute()) {
OperationManagementDAOUtil.cleanupResources(stmt);
stmt = connection.prepareStatement("UPDATE DM_ENROLMENT_OP_MAPPING SET STATUS=?, UPDATED_TIMESTAMP=? " +
"WHERE ENROLMENT_ID=? and OPERATION_ID=?");
stmt.setString(1, status.toString());
stmt.setLong(2, time);
stmt.setInt(3, enrolmentId);
stmt.setInt(4, operationId);
int numOfRecordsUpdated = stmt.executeUpdate();
if (numOfRecordsUpdated != 0) {
isUpdated = true;
}
}
} catch (SQLException e) {
throw new OperationManagementDAOException("Error occurred while update device mapping operation status " +
"metadata", e);
} finally {
OperationManagementDAOUtil.cleanupResources(stmt);
}
return isUpdated;
}
}

3
features/device-mgt/org.wso2.carbon.device.mgt.server.feature/src/main/resources/dbscripts/cdm/mysql.sql
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@ -96,6 +96,9 @@ CREATE TABLE IF NOT EXISTS DM_ENROLMENT_OP_MAPPING (
CREATED_TIMESTAMP INTEGER NOT NULL,
UPDATED_TIMESTAMP INTEGER NOT NULL,
PRIMARY KEY (ID),
KEY `fk_dm_device_operation_mapping_operation` (`OPERATION_ID`),
KEY `IDX_DM_ENROLMENT_OP_MAPPING` (`ENROLMENT_ID`,`OPERATION_ID`),
KEY `ID_DM_ENROLMENT_OP_MAPPING_UPDATED_TIMESTAMP` (`UPDATED_TIMESTAMP`),
CONSTRAINT fk_dm_device_operation_mapping_device FOREIGN KEY (ENROLMENT_ID) REFERENCES
DM_ENROLMENT (ID) ON DELETE NO ACTION ON UPDATE NO ACTION,
CONSTRAINT fk_dm_device_operation_mapping_operation FOREIGN KEY (OPERATION_ID) REFERENCES