/*
* 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.ports.metadata;
import com.rapidminer.operator.ExecutionUnit;
import com.rapidminer.operator.Operator;
import com.rapidminer.operator.ports.Port;
/** Transforms the meta data by applying the meta data transformer of
* a subprocess. Remember to add this rule at the correct place,
* i.e. after the rules that ensure that the inner sources receive their
* meta data.
*
* @author Simon Fischer
*
*/
public class SubprocessTransformRule implements MDTransformationRule {
private final ExecutionUnit subprocess;
public SubprocessTransformRule(ExecutionUnit subprocess) {
this.subprocess = subprocess;
}
@Override
public void transformMD() {
for (Operator op : subprocess.getAllInnerOperators()) {
op.clear(Port.CLEAR_META_DATA_ERRORS);
}
subprocess.transformMetaData();
}
}