com.phloc.commons.vminit.IVirtualMachineEventSPI Maven / Gradle / Ivy
/**
* Copyright (C) 2006-2015 phloc systems
* http://www.phloc.com
* office[at]phloc[dot]com
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
package com.phloc.commons.vminit;
import com.phloc.commons.annotations.IsSPIInterface;
/**
* The callback to implemented by VM startup SPIs. Unfortunately you need to
* manually call {@link VirtualMachineInitializer#runInitialization()} to get
* this SPI up and running!
*
* @author Philip Helger
*/
@IsSPIInterface
public interface IVirtualMachineEventSPI
{
/**
* Called upon Java VM initialization.
*
* @throws Exception
* in case of an error.
* @see VirtualMachineInitializer#runInitialization()
*/
void onVirtualMachineStart () throws Exception;
/**
* Called upon Java VM shutdown.
* Note for web applications: this happens when the application server is shut
* down and not when an application is shut down!
*
* @throws Exception
* in case of an error.
*/
void onVirtualMachineStop () throws Exception;
}