org.apache.commons.discovery.defaults.Defaults Maven / Gradle / Ivy

Go to download

Show more of this group Show more artifacts with this name
Show all versions of commons-discovery Show documentation

Its an port to fix bugs in OSGi support. ... The Apache Commons Discovery 0.5 component is about discovering, or finding, implementations for pluggable interfaces.

The newest version!

package org.apache.commons.discovery.defaults;

import de.mhus.lib.core.M;
import de.mhus.lib.core.util.MObject;

public class Defaults extends MObject {

	private static Defaults instance;
	
	public static synchronized Defaults instance() {
		if (instance == null)
			instance = new Defaults();
		return instance;
	}
	
	public Class findClass(String name) {

		try {
			Class ifc = Class.forName(name);
			Object obj = M.l(ifc);
			if (obj != null) return obj.getClass();
		} catch (Throwable e) {
		}
		// build in defaults
        if (name.equals("org.apache.commons.logging.LogFactory")) {
        	return MyLogFactory.class;
        }
        if (name.equals("org.apache.axis.components.net.TransportClientProperties")) {
        	return null;
        }
        System.out.println("Unknown Class: " + name);
		return null;
	}

}