JNDIDataReportConnector.java

/*
   Copyright 2014 base2Services

   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.base2.kagura.core.report.connectors;

import com.base2.kagura.core.report.configmodel.JNDIReportConfig;

import javax.naming.InitialContext;
import javax.naming.NamingException;
import javax.sql.DataSource;
import java.sql.SQLException;

/**
 * Jndi database backend, used by FreemarkerSQLDataReportConnector.
 * User: aubels
 * Date: 24/07/13
 * Time: 4:39 PM
 * To change this template use File | Settings | File Templates.
 */
public class JNDIDataReportConnector extends FreemarkerSQLDataReportConnector {
    private DataSource datasource;
    private String jndi;

    /**
     * Constructor. Does a shallow copy of needed values, also prepares parameters and tests the connection.
     * @param reportConfig
     */
    public JNDIDataReportConnector(JNDIReportConfig reportConfig) {
        super(reportConfig);

        try {
            setJndi(reportConfig.getJndi());
            getStartConnection();
            connection.close();
            connection = null;
        } catch (SQLException e) {
            errors.add(e.getMessage());
            e.printStackTrace();
        } catch (NamingException e) {
            errors.add(e.getMessage());
            e.printStackTrace();
        }
    }

    /**
     * {@inheritDoc}
     */
    @Override
    protected void getStartConnection() throws NamingException, SQLException {
        InitialContext initContext = new InitialContext();
        if (datasource == null)
            datasource = (DataSource) initContext.lookup(getJndi());
        connection = datasource.getConnection();
    }

    /**
     * JNDI connection string.
     * @return
     */
    public String getJndi() {
        return jndi;
    }

    /**
     * @see #getJndi()
     */
    public void setJndi(String jndi) {
        this.jndi = jndi;
    }
}