databaseclosedexception.java

Java的面向对象数据库系统的源代码

package org.odmg;

/**
* This exception is thrown when an attempt is made to call a method
* on a Database that has been closed or has not been opened.
* @author	David Jordan (as Java Editor of the Object Data Management Group)
* @version ODMG 3.0
* @see org.odmg.Database
*/

public class DatabaseClosedException extends ODMGRuntimeException
{
/**
* Construct an instance of the exception without a message.
*/
	public DatabaseClosedException()
  {
  	super();
  }
/**
* Construct an instance of the exception with the provided message.
*	@param	msg	A message indicating why the exception occurred.
*/
	public DatabaseClosedException(String msg)
  {
  	super(msg);
  }
}