/**
* diqube: Distributed Query Base.
*
* Copyright (C) 2015 Bastian Gloeckle
*
* This file is part of diqube.
*
* diqube is free software: you can redistribute it and/or modify
* it under the terms of the GNU Affero 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 Affero General Public License for more details.
*
* You should have received a copy of the GNU Affero General Public License
* along with this program. If not, see <http://www.gnu.org/licenses/>.
*/
package org.diqube.execution.consumers;
import org.diqube.execution.ExecutablePlanStep;
import org.diqube.execution.steps.AbstractThreadedExecutablePlanStep;
/**
* Abstract base class of {@link ColumnBuiltConsumer}s that handles calling the {@link ExecutablePlanStep} correctly
* when there is new data.
*
* @author Bastian Gloeckle
*/
public abstract class AbstractThreadedColumnBuiltConsumer extends AbstractPlanStepBasedGenericConsumer
implements ColumnBuiltConsumer {
public AbstractThreadedColumnBuiltConsumer(AbstractThreadedExecutablePlanStep planStep) {
super(planStep);
}
@Override
public void columnBuilt(String colName) {
doColumnBuilt(colName);
if (planStep != null)
planStep.continueProcessing();
}
abstract protected void doColumnBuilt(String colName);
}