1.1 --- a/src/java/de/uapcore/lightpit/Functions.java Fri Dec 15 17:39:54 2017 +0100
1.2 +++ b/src/java/de/uapcore/lightpit/Functions.java Sat Dec 16 20:19:28 2017 +0100
1.3 @@ -28,12 +28,52 @@
1.4 */
1.5 package de.uapcore.lightpit;
1.6
1.7 +import org.slf4j.Logger;
1.8 +import org.slf4j.LoggerFactory;
1.9 +
1.10 /**
1.11 * Contains common static functions.
1.12 */
1.13 -public class Functions {
1.14 +public final class Functions {
1.15 +
1.16 + private static final Logger LOG = LoggerFactory.getLogger(Functions.class);
1.17
1.18 public static String jspPath(String filename) {
1.19 return Constants.JSP_PATH_PREFIX + filename;
1.20 }
1.21 +
1.22 + public static String fullyQualifiedName(String base, String name) {
1.23 + return base+"."+name;
1.24 + }
1.25 +
1.26 + public static String fullyQualifiedName(Class clazz, String name) {
1.27 + return fullyQualifiedName(clazz.getName(), name);
1.28 + }
1.29 +
1.30 + /**
1.31 + * Returns the module path of the given LightPIT Servlet module.
1.32 + *
1.33 + * If you specify a malformed LightPIT servlet, which does not have a module
1.34 + * annotation, the path to the <code>/error/404.html</code> page is returned.
1.35 + *
1.36 + * @param clazz the servlet class
1.37 + * @return the module path
1.38 + */
1.39 + public static String modulePathOf(Class<? extends AbstractLightPITServlet> clazz) {
1.40 + LightPITModule moduleInfo = clazz.getAnnotation(LightPITModule.class);
1.41 + if (moduleInfo == null) {
1.42 + LOG.warn(
1.43 + "{} is a LightPIT Servlet but is missing the module annotation.",
1.44 + clazz.getName()
1.45 + );
1.46 + return "/error/404.html";
1.47 + } else {
1.48 + return moduleInfo.modulePath();
1.49 + }
1.50 + }
1.51 +
1.52 + /**
1.53 + * This class is not instantiatable.
1.54 + */
1.55 + private Functions() {}
1.56 }
