databaseopenexception.java

Java的面向对象数据库系统的源代码

package org.odmg;

/**
* This exception is thrown when attempting to open a database that is already open.
* @author	David Jordan (as Java Editor of the Object Data Management Group)
* @version ODMG 3.0
* @see org.odmg.Database#open
*/

public class DatabaseOpenException extends ODMGException
{
/**
* Construct an instance of the exception.
*/
	public DatabaseOpenException()
  {
  	super();
  }

/**
* Construct an instance of the exception with a descriptive message.
* @param	msg	A message indicating why the exception occurred.
*/
	public DatabaseOpenException(String msg)
  {
		super(msg);
  }
}