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Awake SQL is an open source framework that allows remote and secure JDBC access through HTTP.
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/*
 * This file is part of Awake SQL. 
 * Awake SQL: Remote JDBC access over HTTP.                                    
 * Copyright (C) 2013,  KawanSoft SAS
 * (http://www.kawansoft.com). All rights reserved.                    
 *                                                                         
 * Awake SQL is free software; you can redistribute it and/or modify
 * it under the terms of the GNU General Public License as published by
 * the Free Software Foundation; either version 3 of the License, or
 * (at your option) any later version.         
 *              
 * Awake SQL is distributed in the hope that it will be useful,               
 * but WITHOUT ANY WARRANTY; without even the implied warranty of                
 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU          
 * Lesser General Public License for more details.       
 *                                  
 * You should have received a copy of the GNU General Public License
 * along with this program; if not, see .
 *
 * If you develop commercial activities using Awake SQL, you must: 
 * a) disclose and distribute all source code of your own product,
 * b) license your own product under the GNU General Public License.
 * 
 * You can be released from the requirements of the license by
 * purchasing a commercial license. Buying such a license will allow you 
 * to ship Awake SQL with your closed source products without disclosing 
 * the source code.
 *
 * For more information, please contact KawanSoft SAS at this
 * address: [email protected]
 * 
 * Any modifications to this file must keep this entire header
 * intact.
 */
package org.awakefw.sql.json;

import java.io.Serializable;
import java.sql.Connection;
import java.sql.SQLException;

import org.awakefw.sql.jsontypes.ConParms;


/**
 * 
 * Holder for Connection properties to be transmitted from client to server:
 * auto commit mode / read only mode/ transaction isolation level
 * 
 * @author Nicolas de Pomereu
 */
public class ConnectionHolder implements Serializable {
    /**
     * Cleaner to have serialVersionUID
     */
    private static final long serialVersionUID = -8608148000324639571L;

    /**
     * Properties are stored in a int array. Name is short for fast JSON
     * Transport
     */
    int[] coP = new int[ConParms.NUM_PARMS];

    /**
     * No args constructor for JSon
     */
    public ConnectionHolder() {

    }

    /**
     * Constructor.
     * 
     * @param connection
     *            the JDBC Connection
     */
    public ConnectionHolder(Connection connection) throws SQLException {
	if (connection == null) {
	    throw new IllegalArgumentException("connection is null!");
	}

	coP[ConParms.AUTO_COMMIT] = connection.getAutoCommit() ? 1 : 0;
	coP[ConParms.READ_ONLY] = connection.isReadOnly() ? 1 : 0;
	coP[ConParms.TRANSACTION_ISOLATION] = connection
		.getTransactionIsolation();
    }

    /**
     * @return the autoCommit
     */
    public boolean isAutoCommit() {
	return coP[ConParms.AUTO_COMMIT] == 1 ? true : false;
    }

    /**
     * @return the readOnly
     */
    public boolean isReadOnly() {
	return coP[ConParms.READ_ONLY] == 1 ? true : false;
    }

    /**
     * @return the transactionIsolation
     */
    public int getTransactionIsolation() {
	return coP[ConParms.TRANSACTION_ISOLATION];
    }

}