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WaitingOnLockEvent.java
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WaitingOnLockEvent.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.api.query;
import org.neo4j.kernel.impl.locking.LockWaitEvent;
import org.neo4j.storageengine.api.lock.ResourceType;
class WaitingOnLockEvent extends WaitingOnLock implements LockWaitEvent
{
private final ExecutingQueryStatus previous;
private final ExecutingQuery executingQuery;
WaitingOnLockEvent( String mode, ResourceType resourceType, long[] resourceIds, ExecutingQuery executingQuery )
{
super( mode, resourceType, resourceIds, executingQuery.clock().nanos() );
this.executingQuery = executingQuery;
this.previous = executingQuery.executingQueryStatus();
}
ExecutingQueryStatus previousStatus()
{
return previous;
}
@Override
public void close()
{
executingQuery.closeWaitingOnLockEvent(this);
}
@Override
public boolean isPlanning()
{
return previous.isPlanning();
}
}