/**
* Copyright (C) 2001-2017 by RapidMiner and the contributors
*
* Complete list of developers available at our web site:
*
* http://rapidminer.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.example.set;
import com.rapidminer.example.Attribute;
import com.rapidminer.example.Example;
import com.rapidminer.example.ExampleSet;
/**
* This subclass of {@link Condition} serves to excludes all examples containing missing values from
* an example set.
*
* @author Timm Euler, Ingo Mierswa ingomierswa Exp $
*/
public class NoMissingAttributesCondition implements Condition {
private static final long serialVersionUID = 631871757551493977L;
/**
* Throws an exception since this condition does not support parameter string.
*/
public NoMissingAttributesCondition(ExampleSet exampleSet, String parameterString) {}
/**
* Since the condition cannot be altered after creation we can just return the condition object
* itself.
*
* @deprecated Conditions should not be able to be changed dynamically and hence there is no
* need for a copy
*/
@Override
@Deprecated
public Condition duplicate() {
return this;
}
/** Returns true if the example does not contain missing values. */
@Override
public boolean conditionOk(Example example) {
for (Attribute attribute : example.getAttributes()) {
if (Double.isNaN(example.getValue(attribute))) {
return false;
}
}
return true;
}
}