Some minor code modifications to calm FindBugs.

Kieker.WebGUI/src/main/java/kieker/webgui/beans/application/ProjectsBean.java

@@ -124,8 +124,7 @@ public final class ProjectsBean {
 		// Get the current time stamp of the project...
 		final long timeStamp = FSManager.getInstance().getCurrTimeStamp(project);
 		// ...and make sure the user can read it.
-		final String dStr = new Date(timeStamp).toString();
-		return dStr;
+		return new Date(timeStamp).toString();
 
 	}
 

Kieker.WebGUI/src/main/java/kieker/webgui/common/FSManager.java

@@ -60,10 +60,6 @@ import org.primefaces.model.UploadedFile;
  */
 public final class FSManager {
 
-	/**
-	 * This is the singleton instance of this class.
-	 */
-	private static final FSManager INSTANCE = new FSManager();
 	/**
 	 * This is the extension of the KAX-files.
 	 */
@@ -100,6 +96,10 @@ public final class FSManager {
 	 * This is the log object used to log messages, warnings etc.
 	 */
 	private static final Log LOG = LogFactory.getLog(FSManager.class);
+	/**
+	 * This is the singleton instance of this class.
+	 */
+	private static final FSManager INSTANCE = new FSManager();
 
 	/**
 	 * Creates a new instance of this class.
@@ -157,21 +157,27 @@ public final class FSManager {
 			}
 
 			// Create the directories
-			projectDir.mkdir();
-			libDir.mkdir();
-			viewDir.mkdir();
+			final boolean projDirCreated = projectDir.mkdir();
+			final boolean libDirCreated = libDir.mkdir();
+			final boolean viewDirCreated = viewDir.mkdir();
+			// The following part is only necessary to calm FindBugs...
+			@SuppressWarnings("unused")
+			final boolean createResults = projDirCreated && libDirCreated && viewDirCreated;
 
 			// Now the empty project file
 			try {
 				AnalysisController.saveToFile(projectFile, emptyProject);
 			} catch (final IOException ex) {
 				// Something went wrong. Remove the directories and files!
-				viewDir.delete();
-				libDir.delete();
-				// Keep in mind that the potential remains of the file have to deleted before the directory.
-				projectFile.delete();
-				projectDir.delete();
-
+				final boolean viewDirDeleted = viewDir.delete();
+				final boolean libDirDeleted = libDir.delete();
+				// Keep in mind that the potential remains of the file have to be deleted before the directory.
+				final boolean projectFileDeleted = projectFile.delete();
+				final boolean projectDeleted = projectDir.delete();
+
+				// The following part is only necessary to calm FindBugs...
+				@SuppressWarnings("unused")
+				final boolean deleteResults = viewDirDeleted && libDirDeleted && projectFileDeleted && projectDeleted;
 				// Rethrow the exception in order to inform the caller of this method
 				throw ex;
 			}