Java tutorial
/******************************************************************************* * Copyright (C) 2016 MET Norway * Contact information: * Norwegian Meteorological Institute * Henrik Mohns Plass 1 * 0313 OSLO * NORWAY * * This file is part of jTimeseries * jTimeseries 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 2 of the License, or * (at your option) any later version. * jTimeseries 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 jTimeseries; if not, write to the Free Software * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA *******************************************************************************/ package no.met.jtimeseries.meteogram; import java.util.TimeZone; import java.util.logging.Logger; import no.met.jtimeseries.MeteogramWrapper; import org.jfree.chart.JFreeChart; /** * This is an abstract class for generating chart from data * * */ public abstract class AbstractChart { JFreeChart chart; //The width of the chart protected int width = MeteogramWrapper.DEFAULT_WIDTH; //The height of the chart protected int height = MeteogramWrapper.DEFAULT_HEIGHT; //The timezone of the chart protected TimeZone timezone = TimeZone.getTimeZone("UTC"); static final Logger logger = Logger.getLogger(AbstractChart.class.getName()); public abstract void drawChart(); /** * Get the value of a parameters. * @param record The String of parameter in url command, like "temperature=true" * @return The value after = */ static String getValueOf(String record) { return record.substring(record.indexOf("=") + 1); } }