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QueryExecutionMonitor.java
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QueryExecutionMonitor.java
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/*
* Copyright (c) 2002-2017 "Neo Technology,"
* Network Engine for Objects in Lund AB [http://neotechnology.com]
*
* This file is part of Neo4j.
*
* Neo4j is free software: you can redistribute it and/or modify
* it under the terms of the GNU 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 General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program. If not, see <http://www.gnu.org/licenses/>.
*/
package org.neo4j.kernel.impl.query;
import org.neo4j.kernel.api.query.ExecutingQuery;
/**
* The current (December 2014) usage of this interface expects the {@code end*} methods to be idempotent.
* That is, once either of them have been invoked with a particular session as parameter, invoking either
* of them with the same session parameter should do nothing.
*/
public interface QueryExecutionMonitor
{
void startQueryExecution( ExecutingQuery query );
void endFailure( ExecutingQuery query , Throwable failure );
void endSuccess( ExecutingQuery query );
}