com.persistent.cloudninja.dao.impl.KpiValueTempDaoImpl.java Source code

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Here is the source code for com.persistent.cloudninja.dao.impl.KpiValueTempDaoImpl.java

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/*******************************************************************************
 * Copyright 2012 Persistent Systems Ltd.
 * 
 * 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 com.persistent.cloudninja.dao.impl;

import java.sql.CallableStatement;
import java.sql.Connection;
import java.sql.SQLException;
import java.util.ArrayList;
import java.util.Date;
import java.util.List;

import org.apache.log4j.Logger;
import org.springframework.beans.factory.annotation.Autowired;
import org.springframework.jdbc.core.CallableStatementCreator;
import org.springframework.jdbc.core.JdbcTemplate;
import org.springframework.jdbc.core.SqlParameter;
import org.springframework.orm.hibernate3.HibernateTemplate;
import org.springframework.stereotype.Repository;

import com.persistent.cloudninja.dao.KpiValueTempDao;
import com.persistent.cloudninja.domainobject.KpiValueTempEntity;

/**
 * Implementation of KpiValueTemp DAO.
 *
 */
@Repository("kpiValueTempDao")
public class KpiValueTempDaoImpl implements KpiValueTempDao {

    private static final Logger LOGGER = Logger.getLogger(KpiValueTempDao.class);

    @Autowired
    private JdbcTemplate jdbcTemplate;

    @Autowired
    private HibernateTemplate hibernateTemplate;

    @Override
    public Date getMaxTimestamp() {
        Date timestamp = null;
        try {
            timestamp = jdbcTemplate.queryForObject(
                    "SELECT DISTINCT MAX (TimeStamp) AS LastTimeStamp FROM KpiValueTemp", Date.class);
        } catch (Exception e) {
            LOGGER.error(e.getMessage(), e);
        }
        return timestamp;
    }

    @Override
    public void addAll(List<KpiValueTempEntity> listKpiValueTempEntities) {
        try {
            hibernateTemplate.saveOrUpdateAll(listKpiValueTempEntities);
        } catch (Exception e) {
            LOGGER.error(e.getMessage(), e);
        }
    }

    @Override
    public void executeProcessKpiValues() {
        try {
            jdbcTemplate.call(new CallableStatementCreator() {

                @Override
                public CallableStatement createCallableStatement(Connection con) throws SQLException {
                    CallableStatement cs = con.prepareCall("{ call ProcessKpiValues() }");
                    return cs;
                }
            }, new ArrayList<SqlParameter>());
        } catch (Exception e) {
            LOGGER.error(e.getMessage(), e);
        }
    }

}