public EclipseClasspath(String eclipseDir, String pluginFile) {
public EclipseClasspath(String eclipseDir, String rootPluginDir) {
	public EclipseClasspath(String eclipseDir, String pluginFile) {		this.eclipseDir = eclipseDir;		this.pluginFile = pluginFile;		this.pluginDirectoryMap = new HashMap<String, File>();	}