forked from community/device-mgt-core
geethkokila
9 years ago
parent
4049d1a2b4
commit
e0301e4ce3
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/*
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* Copyright (c) 2015, WSO2 Inc. (http://www.wso2.org) All Rights Reserved.
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*
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* WSO2 Inc. licenses this file to you under the Apache License,
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* Version 2.0 (the "License"); you may not use this file except
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* in compliance with the License.
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* You may obtain a copy of the License at
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*
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* http://www.apache.org/licenses/LICENSE-2.0
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*
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* Unless required by applicable law or agreed to in writing,
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* software distributed under the License is distributed on an
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* "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
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* KIND, either express or implied. See the License for the
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* specific language governing permissions and limitations
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* under the License.
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*/
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package org.wso2.carbon.policy.mgt.core.task;
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import org.wso2.carbon.policy.mgt.common.PolicyMonitoringTaskException;
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public interface TaskScheduleService {
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void startTask(int monitoringFrequency) throws PolicyMonitoringTaskException;
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void stopTask() throws PolicyMonitoringTaskException;
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void updateTask(int monitoringFrequency) throws PolicyMonitoringTaskException;
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}
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/*
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* Copyright (c) 2015, WSO2 Inc. (http://www.wso2.org) All Rights Reserved.
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*
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* WSO2 Inc. licenses this file to you under the Apache License,
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* Version 2.0 (the "License"); you may not use this file except
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* in compliance with the License.
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* You may obtain a copy of the License at
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*
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* http://www.apache.org/licenses/LICENSE-2.0
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*
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* Unless required by applicable law or agreed to in writing,
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* software distributed under the License is distributed on an
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* "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
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* KIND, either express or implied. See the License for the
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* specific language governing permissions and limitations
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* under the License.
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*/
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package org.wso2.carbon.policy.mgt.core.task;
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import org.apache.commons.logging.Log;
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import org.apache.commons.logging.LogFactory;
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import org.wso2.carbon.ntask.common.TaskException;
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import org.wso2.carbon.ntask.core.TaskInfo;
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import org.wso2.carbon.ntask.core.TaskManager;
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import org.wso2.carbon.ntask.core.service.TaskService;
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import org.wso2.carbon.policy.mgt.common.PolicyMonitoringTaskException;
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import org.wso2.carbon.policy.mgt.core.internal.PolicyManagementDataHolder;
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import org.wso2.carbon.policy.mgt.core.util.PolicyManagementConstants;
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import org.wso2.carbon.policy.mgt.core.util.PolicyManagerUtil;
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import org.wso2.carbon.ntask.core.TaskInfo.TriggerInfo;
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import java.util.HashMap;
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import java.util.Map;
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public class TaskScheduleServiceImpl implements TaskScheduleService {
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private static Log log = LogFactory.getLog(TaskScheduleServiceImpl.class);
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@Override
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public void startTask(int monitoringFrequency) throws PolicyMonitoringTaskException {
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if (monitoringFrequency <= 0) {
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throw new PolicyMonitoringTaskException("Time interval cannot be 0 or less than 0.");
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}
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try {
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int tenantId = PolicyManagerUtil.getTenantId();
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TaskService taskService = PolicyManagementDataHolder.getInstance().getTaskService();
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taskService.registerTaskType(PolicyManagementConstants.TASK_TYPE);
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if (log.isDebugEnabled()) {
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log.debug("Monitoring task is started for the tenant id " + tenantId);
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}
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TaskManager taskManager = taskService.getTaskManager(PolicyManagementConstants.TASK_TYPE);
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TriggerInfo triggerInfo = new TriggerInfo();
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triggerInfo.setIntervalMillis(monitoringFrequency);
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triggerInfo.setRepeatCount(-1);
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Map<String, String> properties = new HashMap<>();
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properties.put(PolicyManagementConstants.TENANT_ID, String.valueOf(tenantId));
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String taskName = PolicyManagementConstants.TASK_NAME + "_" + String.valueOf(tenantId);
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TaskInfo taskInfo = new TaskInfo(taskName, PolicyManagementConstants.TASK_CLAZZ, properties, triggerInfo);
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taskManager.registerTask(taskInfo);
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taskManager.rescheduleTask(taskInfo.getName());
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} catch (TaskException e) {
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String msg = "Error occurred while creating the task for tenant " + PolicyManagerUtil.getTenantId();
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log.error(msg, e);
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throw new PolicyMonitoringTaskException(msg ,e);
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}
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}
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@Override
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public void stopTask() throws PolicyMonitoringTaskException {
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try {
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int tenantId = PolicyManagerUtil.getTenantId();
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String taskName = PolicyManagementConstants.TASK_NAME + "_" + String.valueOf(tenantId);
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TaskService taskService = PolicyManagementDataHolder.getInstance().getTaskService();
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TaskManager taskManager = taskService.getTaskManager(PolicyManagementConstants.TASK_TYPE);
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taskManager.deleteTask(taskName);
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} catch (TaskException e) {
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String msg = "Error occurred while deleting the task for tenant " + PolicyManagerUtil.getTenantId();
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log.error(msg, e);
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throw new PolicyMonitoringTaskException(msg ,e);
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}
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}
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@Override
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public void updateTask(int monitoringFrequency) throws PolicyMonitoringTaskException {
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try{
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int tenantId = PolicyManagerUtil.getTenantId();
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String taskName = PolicyManagementConstants.TASK_NAME + "_" + String.valueOf(tenantId);
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TaskService taskService = PolicyManagementDataHolder.getInstance().getTaskService();
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TaskManager taskManager = taskService.getTaskManager(PolicyManagementConstants.TASK_TYPE);
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taskManager.deleteTask(taskName);
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TriggerInfo triggerInfo = new TriggerInfo();
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triggerInfo.setIntervalMillis(monitoringFrequency);
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triggerInfo.setRepeatCount(-1);
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Map<String, String> properties = new HashMap<>();
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properties.put("tenantId", String.valueOf(tenantId));
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TaskInfo taskInfo = new TaskInfo(taskName, PolicyManagementConstants.TASK_CLAZZ, properties, triggerInfo);
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taskManager.registerTask(taskInfo);
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taskManager.rescheduleTask(taskInfo.getName());
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} catch (TaskException e) {
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String msg = "Error occurred while updating the task for tenant " + PolicyManagerUtil.getTenantId();
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log.error(msg, e);
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throw new PolicyMonitoringTaskException(msg ,e);
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}
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}
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}
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