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Refractor Operations to handle Policy Operations and remove joins

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4.x.x
manoj 10 years ago
parent 917c0cf965
commit c3805364c9
2 changed files with 274 additions and 0 deletions
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240
components/device-mgt/org.wso2.carbon.device.mgt.core/src/main/java/org/wso2/carbon/device/mgt/core/operation/mgt/dao/impl/PolicyOperationDAOImpl.java
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/*
* 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.core.operation.mgt.dao.impl;
import org.apache.commons.logging.Log;
import org.apache.commons.logging.LogFactory;
import org.wso2.carbon.device.mgt.core.dto.operation.mgt.Operation;
import org.wso2.carbon.device.mgt.core.dto.operation.mgt.PolicyOperation;
import org.wso2.carbon.device.mgt.core.dto.operation.mgt.ProfileOperation;
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 java.io.*;
import java.sql.*;
import java.util.ArrayList;
import java.util.List;
public class PolicyOperationDAOImpl extends OperationDAOImpl {
private static final Log log = LogFactory.getLog(PolicyOperationDAOImpl.class);
@Override
public int addOperation(Operation operation) throws OperationManagementDAOException {
int operationId = super.addOperation(operation);
operation.setCreatedTimeStamp(new Timestamp(new java.util.Date().getTime()).toString());
operation.setId(operationId);
operation.setEnabled(true);
PolicyOperation policyOperation = (PolicyOperation) operation;
Connection conn = OperationManagementDAOFactory.getConnection();
PreparedStatement stmt = null;
try {
stmt = conn.prepareStatement("INSERT INTO DM_POLICY_OPERATION(OPERATION_ID, OPERATION_DETAILS) " +
"VALUES(?, ?)");
stmt.setInt(1, operationId);
stmt.setObject(2, policyOperation);
stmt.executeUpdate();
} catch (SQLException e) {
throw new OperationManagementDAOException("Error occurred while adding policy operation", e);
} finally {
OperationManagementDAOUtil.cleanupResources(stmt);
}
return operationId;
}
@Override
public void updateOperation(Operation operation) throws OperationManagementDAOException {
PreparedStatement stmt = null;
ByteArrayOutputStream bao = null;
ObjectOutputStream oos = null;
super.updateOperation(operation);
try {
Connection connection = OperationManagementDAOFactory.getConnection();
stmt = connection.prepareStatement("UPDATE DM_POLICY_OPERATION O SET O.OPERATION_DETAILS=? " +
"WHERE O.OPERATION_ID=?");
bao = new ByteArrayOutputStream();
oos = new ObjectOutputStream(bao);
oos.writeObject(operation);
stmt.setBytes(1, bao.toByteArray());
stmt.setInt(2, operation.getId());
stmt.executeUpdate();
} catch (SQLException e) {
throw new OperationManagementDAOException("Error occurred while update policy operation metadata", e);
} catch (IOException e) {
throw new OperationManagementDAOException("Error occurred while serializing policy operation object", e);
} finally {
if (bao != null) {
try {
bao.close();
} catch (IOException e) {
log.warn("Error occurred while closing ByteArrayOutputStream", e);
}
}
if (oos != null) {
try {
oos.close();
} catch (IOException e) {
log.warn("Error occurred while closing ObjectOutputStream", e);
}
}
OperationManagementDAOUtil.cleanupResources(stmt);
}
}
@Override
public void deleteOperation(int operationId) throws OperationManagementDAOException {
super.deleteOperation(operationId);
PreparedStatement stmt = null;
try {
Connection connection = OperationManagementDAOFactory.getConnection();
stmt = connection.prepareStatement("DELETE DM_POLICY_OPERATION WHERE OPERATION_ID=?");
stmt.setInt(1, operationId);
stmt.executeUpdate();
} catch (SQLException e) {
throw new OperationManagementDAOException("Error occurred while deleting operation metadata", e);
} finally {
OperationManagementDAOUtil.cleanupResources(stmt);
}
}
@Override
public Operation getOperation(int operationId) throws OperationManagementDAOException {
PreparedStatement stmt = null;
ResultSet rs = null;
PolicyOperation policyOperation = null;
ByteArrayInputStream bais;
ObjectInputStream ois;
try {
Connection conn = OperationManagementDAOFactory.getConnection();
String sql = "SELECT OPERATION_ID, ENABLED, OPERATION_DETAILS FROM DM_POLICY_OPERATION WHERE OPERATION_ID=?";
stmt = conn.prepareStatement(sql);
stmt.setInt(1, operationId);
rs = stmt.executeQuery();
if (rs.next()) {
byte[] operationDetails = rs.getBytes("OPERATION_DETAILS");
bais = new ByteArrayInputStream(operationDetails);
ois = new ObjectInputStream(bais);
policyOperation = (PolicyOperation) ois.readObject();
}
} catch (IOException e) {
String errorMsg = "IO Error occurred while de serialize the policy operation object";
log.error(errorMsg, e);
throw new OperationManagementDAOException(errorMsg, e);
} catch (ClassNotFoundException e) {
String errorMsg = "Class not found error occurred while de serialize the policy operation object";
log.error(errorMsg, e);
throw new OperationManagementDAOException(errorMsg, e);
} catch (SQLException e) {
String errorMsg = "SQL Error occurred while retrieving the policy operation object " + "available for " +
"the id '"
+ operationId;
log.error(errorMsg, e);
throw new OperationManagementDAOException(errorMsg, e);
} finally {
OperationManagementDAOUtil.cleanupResources(stmt, rs);
OperationManagementDAOFactory.closeConnection();
}
return policyOperation;
}
@Override
public List<? extends Operation> getOperationsByDeviceAndStatus(int deviceId,
Operation.Status status) throws OperationManagementDAOException {
PreparedStatement stmt = null;
ResultSet rs = null;
PolicyOperation policyOperation;
List<Operation> operationList = new ArrayList<Operation>();
ByteArrayInputStream bais = null;
ObjectInputStream ois = null;
try {
Connection conn = OperationManagementDAOFactory.getConnection();
String sql = "Select OPERATION_ID, ENABLED, OPERATION_DETAILS from DM_POLICY_OPERATION po " +
"INNER JOIN " +
"(Select * From DM_DEVICE_OPERATION_MAPPING WHERE DEVICE_ID=? " +
"AND STATUS=?) dm ON dm.OPERATION_ID = po.OPERATION_ID";
stmt = conn.prepareStatement(sql);
stmt.setInt(1, deviceId);
stmt.setString(2, status.toString());
rs = stmt.executeQuery();
while (rs.next()) {
byte[] operationDetails = rs.getBytes("OPERATION_DETAILS");
bais = new ByteArrayInputStream(operationDetails);
ois = new ObjectInputStream(bais);
policyOperation = (PolicyOperation) ois.readObject();
operationList.add(policyOperation);
}
} catch (IOException e) {
String errorMsg = "IO Error occurred while de serialize the profile operation object";
log.error(errorMsg, e);
throw new OperationManagementDAOException(errorMsg, e);
} catch (ClassNotFoundException e) {
String errorMsg = "Class not found error occurred while de serialize the profile operation object";
log.error(errorMsg, e);
throw new OperationManagementDAOException(errorMsg, e);
} catch (SQLException e) {
String errorMsg = "SQL error occurred while retrieving the operation available for the device'" + deviceId +
"' with status '" + status.toString();
log.error(errorMsg);
throw new OperationManagementDAOException(errorMsg, e);
} finally {
if (bais != null) {
try {
bais.close();
} catch (IOException e) {
log.warn("Error occurred while closing ByteArrayOutputStream", e);
}
}
if (ois != null) {
try {
ois.close();
} catch (IOException e) {
log.warn("Error occurred while closing ObjectOutputStream", e);
}
}
OperationManagementDAOUtil.cleanupResources(stmt, rs);
OperationManagementDAOFactory.closeConnection();
}
return operationList;
}
}

34
components/device-mgt/org.wso2.carbon.device.mgt.core/src/main/java/org/wso2/carbon/device/mgt/core/operation/mgt/util/OperationCreateTimeComparator.java
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/*
* 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.core.operation.mgt.util;
import org.wso2.carbon.device.mgt.common.operation.mgt.Operation;
import java.util.Comparator;
public class OperationCreateTimeComparator implements Comparator<Operation>{
@Override
public int compare(Operation o1, Operation o2) {
long createdTime1 = java.sql.Timestamp.valueOf(o1.getCreatedTimeStamp()).getTime();
long createdTime2 = java.sql.Timestamp.valueOf(o1.getCreatedTimeStamp()).getTime();
return (int) (createdTime1 - createdTime2);
}
}
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