axisfactory.java

cewolf是个一个自动报表程序

package de.laures.cewolf.taglib;

import org.apache.commons.logging.Log;
import org.apache.commons.logging.LogFactory;
import org.jfree.chart.axis.DateAxis;
import org.jfree.chart.axis.NumberAxis;
import org.jfree.chart.axis.ValueAxis;

/**
 * @author guido
 *
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public class AxisFactory implements AxisConstants {

    protected Log log = LogFactory.getLog(AxisFactory.class.getName());
    
    private static final AxisFactory instance = new AxisFactory();
    
    protected AxisFactory(){
    }
    
    public static final AxisFactory getInstance(){
    	return instance;
    }
    
	public ValueAxis createAxis(int orientation, int type, String label) {
		switch (type) {
			case AXIS_TYPE_DATE :
				return new DateAxis(label);
			case AXIS_TYPE_NUMBER :
				return new NumberAxis(label);
			default:
				throw new RuntimeException("unsupported axis type constant " + type);
		}
	}

}