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A small package providing various plotter processors for the stream-api

There is a newer version: 0.9.24

/*
 *  stream.ai
 *
 *  Copyright (C) 2011-2012 by Christian Bockermann, Hendrik Blom
 * 
 *  stream.ai is a library, API and runtime environment for processing high
 *  volume data streams. It is composed of three submodules "stream-api",
 *  "stream-core" and "stream-runtime".
 *
 *  The stream.ai library (and its submodules) 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.
 *
 *  The stream.ai library (and its submodules) 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 stream.plotter;

import java.awt.Dimension;
import java.util.Date;
import java.util.Random;

import javax.swing.JPanel;
import javax.swing.JScrollPane;
import javax.swing.JTable;
import javax.swing.table.DefaultTableModel;
import javax.swing.table.TableColumn;

/**
 * A panel with a table, filters and detail area
 * 
 * @author Christophe Roger
 * 
 */
public class LogPanel extends JPanel {

	protected JTable table;
	protected DefaultTableModel model;
	protected JScrollPane pane;
	Random r;
	/**
	 * 
	 */
	private static final long serialVersionUID = 1L;

	public LogPanel() {
		model = new DefaultTableModel();
		table = new JTable(model);
		pane = new JScrollPane(table);
		r = new Random();
		this.add(pane);
	}

	protected void init() {
		model.addColumn("Zeit");
		model.addColumn("Typ");
		model.addColumn("Nachricht");
		// Disable auto resizing
		// table.setAutoResizeMode(JTable.AUTO_RESIZE_OFF);

		// Set the first visible column to 100 pixels wide
		TableColumn col = table.getColumnModel().getColumn(0);
		int width = 220;
		col.setPreferredWidth(width);
		col = table.getColumnModel().getColumn(1);
		width = 70;
		col.setPreferredWidth(width);
		col = table.getColumnModel().getColumn(2);
		width = 300;
		col.setPreferredWidth(width);
		pane.setPreferredSize(new Dimension(400, 100));

		for (int i = 0; i < 1000; i++) {
			model.addRow(new Object[] { new Date(), randomSeverity(), "v2" });
		}

	}

	private String randomSeverity() {
		double v = r.nextDouble();
		if (v > 0 && v < 0.33d)
			return "INFO";
		if (v > 0.33d && v < 0.66d)
			return "WARN";
		return "ERROR";
	}
}