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The MEKA project provides an open source implementation of methods for multi-label classification and evaluation. It is based on the WEKA Machine Learning Toolkit. Several benchmark methods are also included, as well as the pruned sets and classifier chains methods, other methods from the scientific literature, and a wrapper to the MULAN framework.

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/*
 *   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 .
 */

/**
 * InstancesRenderer.java
 * Copyright (C) 2015 University of Waikato, Hamilton, NZ
 */

package meka.gui.modelviewer.renderers;

import com.googlecode.jfilechooserbookmarks.gui.BaseScrollPane;
import meka.gui.core.GUIHelper;

import javax.swing.*;
import java.awt.*;

/**
 * Renders objects as plain text.
 *
 * @author FracPete (fracpete at waikato dot ac dot nz)
 * @version $Revision$
 */
public class PlainTextRenderer
		extends AbstractObjectRenderer {

	private static final long serialVersionUID = -3528006886476495175L;

	/**
	 * Checks whether the renderer can handle the specified class.
	 *
	 * @param cls		the class to check
	 * @return		true if the renderer can handle this type of object
	 */
	@Override
	public boolean handles(Class cls) {
		return true;
	}

	/**
	 * Performs the actual rendering.
	 *
	 * @param obj		the object to render
	 * @param panel	the panel to render into
	 * @return		null if successful, otherwise error message
	 */
	@Override
	protected String doRender(Object obj, JPanel panel) {
		JTextArea     text;

		text = new JTextArea();
		text.setFont(GUIHelper.getMonospacedFont());
		text.setText("" + obj);
		text.setCaretPosition(0);
		panel.add(new BaseScrollPane(text), BorderLayout.CENTER);

		return null;
	}
}