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JDBC Driver for the Firebird RDBMS
/*
* $Id: EventManager.java 56824 2011-12-03 12:23:28Z mrotteveel $
*
* Firebird Open Source J2EE Connector - JDBC Driver
*
* Copyright (C) All Rights Reserved.
*
* This file was created by members of the firebird development team.
* All individual contributions remain the Copyright (C) of those
* individuals. Contributors to this file are either listed here or
* can be obtained from a CVS history command.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions
* are met:
*
* - Redistributions of source code must retain the above copyright
* notice, this list of conditions and the following disclaimer.
* - Redistributions in binary form must reproduce the above
* copyright notice, this list of conditions and the following
* disclaimer in the documentation and/or other materials provided
* with the distribution.
* - Neither the name of the firebird development team nor the names
* of its contributors may be used to endorse or promote products
* derived from this software without specific prior written
* permission.
*
* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
* "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
* LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS
* FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE
* COPYRIGHT OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT,
* INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING,
* BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS
* OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED
* AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY,
* OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT
* OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
* SUCH DAMAGE.
*/
package org.firebirdsql.event;
import java.sql.SQLException;
/**
* An interface for registering EventListeners to listen for
* database events.
*
* @author Gabriel Reid
*/
public interface EventManager {
/**
* Make a connection with a database to listen for events.
*
* @throws SQLException If a database communication error occurs
*/
public void connect() throws SQLException;
/**
* Close the connection to the database.
*
* @throws SQLException If a database communication error occurs
*/
public void disconnect() throws SQLException;
/**
* Sets the username for the connection to the database .
* @param user for the connection to the database.
*/
public void setUser(String user);
/**
* @return the username for the connection to the database.
*/
public String getUser();
/**
* Sets the password for the connection to the database.
* @param password for the connection to the database.
*/
public void setPassword(String password);
/**
* @return the password for the connection to the database.
*/
public String getPassword();
/**
* Sets the database path for the connection to the database.
* @param database path for the connection to the database.
*/
public void setDatabase(String database);
/**
* @return the database path for the connection to the database.
*/
public String getDatabase();
/**
* @return the host for the connection to the database.
*/
public String getHost();
/**
* Sets the host for the connection to the database.
* @param host for the connection to the database.
*/
public void setHost(String host);
/**
* @return the port for the connection to the database.
*/
public int getPort();
/**
* Sets the port for the connection to the database.
* @param port for the connection to the database.
*/
public void setPort(int port);
/**
* Register an EventListener that will be called when an event occurs.
*
* @param eventName The name of the event for which the listener will
* be notified
* @param listener The EventListener that will be called when the given
* event occurs
* @throws SQLException If a database access error occurs
*/
public void addEventListener(String eventName, EventListener listener)
throws SQLException;
/**
* Remove an EventListener for a given event.
*
* @param eventName The name of the event for which the listener
* will be unregistered.
* @param listener The EventListener that is to be unregistered
* @throws SQLException If a database access error occurs
*/
public void removeEventListener(String eventName, EventListener listener)
throws SQLException;
/**
* Wait for the one-time occurence of an event.
*
* This method blocks indefinitely until the event identified by the
* value of eventName occurs. The return value is the
* number of occurrences of the requested event.
*
* @param eventName The name of the event to wait for
* @return The number of occurences of the requested event
* @throws InterruptedException If interrupted while waiting
* @throws SQLException If a database access error occurs
*/
public int waitForEvent(String eventName)
throws InterruptedException, SQLException;
/**
* Wait for the one-time occurence of an event.
*
* This method blocks for a maximum of timeout milliseconds,
* waiting for the event identified by eventName to occur.
* A timeout value of 0 means wait indefinitely.
*
* The return value is the number of occurences of the event in question,
* or -1 if the call timed out.
*
* @param eventName The name of the event to wait for
* @param timeout The maximum number of milliseconds to wait
* @return The number of occurrences of the requested event, or
* -1 if the call timed out
* @throws InterruptedException If interrupted while waiting
* @throws SQLException If a database access error occurs
*/
public int waitForEvent(String eventName, int timeout)
throws InterruptedException, SQLException;
}
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