/*
* Encog(tm) Core v3.0 - Java Version
* http://www.heatonresearch.com/encog/
* http://code.google.com/p/encog-java/
* Copyright 2008-2011 Heaton Research, Inc.
*
* 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.
*
* For more information on Heaton Research copyrights, licenses
* and trademarks visit:
* http://www.heatonresearch.com/copyright
*/
package org.encog.app.analyst.commands;
import java.io.File;
import org.encog.app.analyst.EncogAnalyst;
import org.encog.app.analyst.csv.AnalystClusterCSV;
import org.encog.app.analyst.script.prop.ScriptProperties;
import org.encog.app.analyst.util.AnalystReportBridge;
import org.encog.util.csv.CSVFormat;
import org.encog.util.logging.EncogLogging;
/**
* This command is used to randomize the lines in a CSV file.
*
*/
public class CmdCluster extends Cmd {
/**
* The default number of iterations.
*/
public static final int DEFAULT_ITERATIONS = 100;
/**
* The name of this command.
*/
public static final String COMMAND_NAME = "CLUSTER";
/**
* Construct the cluster command.
*
* @param analyst
* The analyst object to use.
*/
public CmdCluster(final EncogAnalyst analyst) {
super(analyst);
}
/**
* {@inheritDoc}
*/
@Override
public final boolean executeCommand(final String args) {
// get filenames
final String sourceID = getProp().getPropertyString(
ScriptProperties.CLUSTER_CONFIG_SOURCE_FILE);
final String targetID = getProp().getPropertyString(
ScriptProperties.CLUSTER_CONFIG_TARGET_FILE);
final int clusters = getProp().getPropertyInt(
ScriptProperties.CLUSTER_CONFIG_CLUSTERS);
getProp().getPropertyString(ScriptProperties.CLUSTER_CONFIG_TYPE);
EncogLogging.log(EncogLogging.LEVEL_DEBUG,
"Beginning cluster");
EncogLogging.log(EncogLogging.LEVEL_DEBUG,
"source file:" + sourceID);
EncogLogging.log(EncogLogging.LEVEL_DEBUG,
"target file:" + targetID);
EncogLogging.log(EncogLogging.LEVEL_DEBUG,
"clusters:" + clusters);
final File sourceFile = getScript().resolveFilename(sourceID);
final File targetFile = getScript().resolveFilename(targetID);
// get formats
final CSVFormat inputFormat = getScript()
.determineInputFormat(sourceID);
final CSVFormat outputFormat = getScript().determineOutputFormat();
// mark generated
getScript().markGenerated(targetID);
// prepare to normalize
final AnalystClusterCSV cluster = new AnalystClusterCSV();
cluster.setScript(getScript());
getAnalyst().setCurrentQuantTask(cluster);
cluster.setReport(new AnalystReportBridge(getAnalyst()));
final boolean headers = getScript().expectInputHeaders(sourceID);
cluster.analyze(getAnalyst(), sourceFile, headers, inputFormat);
cluster.setOutputFormat(outputFormat);
cluster.process(targetFile, clusters, getAnalyst(), DEFAULT_ITERATIONS);
getAnalyst().setCurrentQuantTask(null);
return cluster.shouldStop();
}
/**
* {@inheritDoc}
*/
@Override
public final String getName() {
return CmdCluster.COMMAND_NAME;
}
}