installLocation = buildLocation(PROP_INSTALL_AREA, null, null, true);
installLocation = buildLocation(PROP_INSTALL_AREA, null, "", true);
	public static void initializeLocations() {		// do install location initialization first since others may depend on it		// assumes that the property is already set		installLocation = buildLocation(PROP_INSTALL_AREA, null, null, true);						Location temp = buildLocation(PROP_USER_AREA_DEFAULT, null, "", false); //$NON-NLS-1$		URL defaultLocation = temp == null ? null : temp.getURL();		if (defaultLocation == null)			defaultLocation = buildURL(new File(FrameworkProperties.getProperty(PROP_USER_HOME), "user").getAbsolutePath(), true); //$NON-NLS-1$		userLocation = buildLocation(PROP_USER_AREA, defaultLocation, "", false); //$NON-NLS-1$		temp = buildLocation(PROP_INSTANCE_AREA_DEFAULT, null, "", false); //$NON-NLS-1$		defaultLocation = temp == null ? null : temp.getURL();		if (defaultLocation == null)			defaultLocation = buildURL(new File(FrameworkProperties.getProperty(PROP_USER_DIR), "workspace").getAbsolutePath(), true); //$NON-NLS-1$		instanceLocation = buildLocation(PROP_INSTANCE_AREA, defaultLocation, "", false); //$NON-NLS-1$		mungeConfigurationLocation();		// compute a default but it is very unlikely to be used since main will have computed everything		temp = buildLocation(PROP_CONFIG_AREA_DEFAULT, null, "", false); //$NON-NLS-1$		defaultLocation = temp == null ? null : temp.getURL();		if (defaultLocation == null)			defaultLocation = buildURL(computeDefaultConfigurationLocation(), true);		configurationLocation = buildLocation(PROP_CONFIG_AREA, defaultLocation, "", false); //$NON-NLS-1$		// get the parent location based on the system property. This will have been set on the 		// way in either by the caller/user or by main.  There will be no parent location if we are not 		// cascaded.		URL parentLocation = computeSharedConfigurationLocation();		if (parentLocation != null && !parentLocation.equals(configurationLocation.getURL())) {			Location parent = new BasicLocation(null, parentLocation, true);			((BasicLocation) configurationLocation).setParent(parent);		}		initializeDerivedConfigurationLocations();	}