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/*
 * The contents of this file are subject to the terms 
 * of the Common Development and Distribution License 
 * (the "License").  You may not use this file except 
 * in compliance with the License.
 * 
 * You can obtain a copy of the license at 
 * glassfish/bootstrap/legal/CDDLv1.0.txt or 
 * https://glassfish.dev.java.net/public/CDDLv1.0.html. 
 * See the License for the specific language governing 
 * permissions and limitations under the License.
 * 
 * When distributing Covered Code, include this CDDL 
 * HEADER in each file and include the License file at 
 * glassfish/bootstrap/legal/CDDLv1.0.txt.  If applicable, 
 * add the following below this CDDL HEADER, with the 
 * fields enclosed by brackets "[]" replaced with your 
 * own identifying information: Portions Copyright [yyyy] 
 * [name of copyright owner]
 */
// Copyright (c) 1998, 2005, Oracle. All rights reserved.  
package oracle.toplink.essentials.internal.databaseaccess;

import java.sql.PreparedStatement;
import java.sql.SQLException;
import oracle.toplink.essentials.internal.sessions.AbstractSession;

/**
 * INTERNAL:
 * 
 * Purpose: To provide a base type for customary parameters' types
 * used for binding by DatabaseCall:
 * descendants of DatabasePlatform may create instances of descendants of this class
 * in customModifyInDatabaseCall method.
 * 

 * Responsibilities:
 * 

 * 
 */
public class BindCallCustomParameter {

    /**
    * INTERNAL:
    * Binds the custom parameter (obj) into  the passed PreparedStatement
    * for the passed DatabaseCall.
    *
    * Called only by DatabasePlatform.setParameterValueInDatabaseCall method
    */
    public BindCallCustomParameter(Object obj) {
        this.obj = obj;
    }

    protected BindCallCustomParameter() {
    }

    public void set(DatabasePlatform platform, PreparedStatement statement, int index, AbstractSession session) throws SQLException {
        platform.setParameterValueInDatabaseCall(obj, statement, index, session);
    }

    public String toString() {
        if (obj != null) {
            return obj.toString();
        } else {
            return "null";
        }
    }

    protected Object obj;
}