/**
* Copyright 2012, Wisdom Omuya.
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at:
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
package com.deafgoat.ml.prognosticator;
import java.io.File;
import java.io.IOException;
import weka.core.Instances;
import weka.core.converters.ArffSaver;
/**
* Utility to write Instances objects to ARFF.
*/
public class InstancesWriter {
/**
* Saves an Instances object to .ARFF
*
* @param instances
* The set of instances to write
* @param outFile
* The file to which to write the instances
* @throws IOException
* If instances object can not be written
*/
public static void writeInstances(Instances instances, String outFile) throws IOException {
ArffSaver saver = new ArffSaver();
saver.setInstances(instances);
saver.setFile(new File(outFile));
saver.writeBatch();
}
}