/*
* RapidMiner
*
* Copyright (C) 2001-2011 by Rapid-I and the contributors
*
* Complete list of developers available at our web site:
*
* http://rapid-i.com
*
* This program 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 com.rapidminer.operator.execution;
import java.util.Enumeration;
import java.util.logging.Level;
import java.util.logging.Logger;
import com.rapidminer.operator.ExecutionUnit;
import com.rapidminer.operator.Operator;
import com.rapidminer.operator.OperatorException;
/** Executes an {@link ExecutionUnit} by invoking the operators in their (presorted)
* ordering. Instances of this class can be shared.
*
* @author Simon Fischer
*
*/
public class SimpleUnitExecutor implements UnitExecutor {
@Override
public void execute(ExecutionUnit unit) throws OperatorException {
Logger logger = unit.getEnclosingOperator().getLogger();
if (logger.isLoggable(Level.FINE)) {
logger.fine("Executing subprocess "+unit.getEnclosingOperator().getName()+"."+unit.getName()+". Execution order is: "+unit.getOperators());
}
Enumeration<Operator> opEnum = unit.getOperatorEnumeration();
while (opEnum.hasMoreElements()) {
//for (Operator operator : unit.getOperators()) {
Operator operator = opEnum.nextElement();
operator.execute();
operator.freeMemory();
}
}
}