/*
* SonarQube
* Copyright (C) 2009-2017 SonarSource SA
* mailto:info AT sonarsource DOT com
*
* This program is free software; you can redistribute it and/or
* modify it under the terms of the GNU Lesser General Public
* License as published by the Free Software Foundation; either
* version 3 of the License, or (at your option) any later version.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
* Lesser General Public License for more details.
*
* You should have received a copy of the GNU Lesser General Public License
* along with this program; if not, write to the Free Software Foundation,
* Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
*/
package org.sonar.application.process;
import org.sonar.process.ProcessId;
@FunctionalInterface
public interface ProcessEventListener {
enum Type {
OPERATIONAL,
ASK_FOR_RESTART
}
/**
* This method is called when the process with the specified {@link ProcessId}
* sends the event through the ipc shared memory.
* Note that there can be a delay since the instant the process sets the flag
* (see {@link SQProcess#WATCHER_DELAY_MS}).
*
* Call blocks the process watcher. Implementations should be asynchronous and
* fork a new thread if call can be long.
*/
void onProcessEvent(ProcessId processId, Type type);
}