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The Waikato Environment for Knowledge Analysis (WEKA), a machine
learning workbench. This is the stable version. Apart from bugfixes, this version
does not receive any other updates.
/*
* This program is free software: you can redistribute it and/or modify
* it under the terms of the GNU 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 General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program. If not, see .
*/
/*
* JSONFlowLoader.java
* Copyright (C) 2015 University of Waikato, Hamilton, New Zealand
*
*/
package weka.knowledgeflow;
import weka.core.WekaException;
import weka.gui.Logger;
import java.io.File;
import java.io.InputStream;
import java.io.Reader;
/**
* Flow loader that wraps the routines in JSONFlowUtils
*
* @author Mark Hall (mhall{[at]}pentaho{[dot]}com)
* @version $Revision: $
*/
public class JSONFlowLoader implements FlowLoader {
/** The log to use */
protected Logger m_log;
/** The file exetension for JSON-based flows */
public static final String EXTENSION = "kf";
/**
* Set a log to use
*
* @param log log to use
*/
@Override
public void setLog(Logger log) {
m_log = log;
}
/**
* Get the file extension handled by this loader
*
* @return the file extension
*/
@Override
public String getFlowFileExtension() {
return EXTENSION;
}
/**
* Get the description of the file format handled by this loader
*
* @return the description of the file format handled
*/
@Override
public String getFlowFileExtensionDescription() {
return "JSON Knowledge Flow configuration files";
}
/**
* Read the flow from the supplied file
*
* @param flowFile the file to load from
* @return the Flow read
* @throws WekaException if a problem occurs
*/
@Override
public Flow readFlow(File flowFile) throws WekaException {
return JSONFlowUtils.readFlow(flowFile);
}
/**
* Read the flow from the supplied input stream
*
* @param is the input stream to load from
* @return the Flow read
* @throws WekaException
*/
@Override
public Flow readFlow(InputStream is) throws WekaException {
return JSONFlowUtils.readFlow(is);
}
/**
* Read the flow from the supplied reader
*
* @param r the reader to load from
* @return the Flow read
* @throws WekaException if a problem occurs
*/
@Override
public Flow readFlow(Reader r) throws WekaException {
return JSONFlowUtils.readFlow(r);
}
}