Remove trailing whitepace.
diff --git a/commons-vfs2/src/test/java/org/apache/commons/vfs2/ProviderDeleteTests.java b/commons-vfs2/src/test/java/org/apache/commons/vfs2/ProviderDeleteTests.java
index 5def6b9..13876f0 100644
--- a/commons-vfs2/src/test/java/org/apache/commons/vfs2/ProviderDeleteTests.java
+++ b/commons-vfs2/src/test/java/org/apache/commons/vfs2/ProviderDeleteTests.java
@@ -115,7 +115,7 @@
 
         final int deleteCount = scratchFolder.delete(new FileTypeSelector(FileType.FILE));
         if (deleteCount < 2) {
-            // Slow deletion in an embedded server perhaps (FTPS for example). 
+            // Slow deletion in an embedded server perhaps (FTPS for example).
             Thread.sleep(500);
         }
         assertEquals(2, deleteCount);
diff --git a/commons-vfs2/src/test/java/org/apache/commons/vfs2/ProviderTestSuite.java b/commons-vfs2/src/test/java/org/apache/commons/vfs2/ProviderTestSuite.java
index a142197..0a148b8 100644
--- a/commons-vfs2/src/test/java/org/apache/commons/vfs2/ProviderTestSuite.java
+++ b/commons-vfs2/src/test/java/org/apache/commons/vfs2/ProviderTestSuite.java
@@ -63,5 +63,5 @@
         addTests(UrlStructureTests.class);
         addTests(VfsClassLoaderTests.class);
     }
-    
+
 }
diff --git a/commons-vfs2/src/test/java/org/apache/commons/vfs2/provider/http/HttpProviderTestCase.java b/commons-vfs2/src/test/java/org/apache/commons/vfs2/provider/http/HttpProviderTestCase.java
index 5192e41..0289360 100644
--- a/commons-vfs2/src/test/java/org/apache/commons/vfs2/provider/http/HttpProviderTestCase.java
+++ b/commons-vfs2/src/test/java/org/apache/commons/vfs2/provider/http/HttpProviderTestCase.java
@@ -102,7 +102,7 @@
 
     /**
      * Stops the embedded Apache HTTP Server.
-     * @throws InterruptedException 
+     * @throws InterruptedException
      */
     private static void tearDownClass() throws InterruptedException {
         if (Server != null) {
diff --git a/commons-vfs2/src/test/java/org/apache/commons/vfs2/provider/http4/Http4ProviderTestCase.java b/commons-vfs2/src/test/java/org/apache/commons/vfs2/provider/http4/Http4ProviderTestCase.java
index 84cbc25..7417569 100644
--- a/commons-vfs2/src/test/java/org/apache/commons/vfs2/provider/http4/Http4ProviderTestCase.java
+++ b/commons-vfs2/src/test/java/org/apache/commons/vfs2/provider/http4/Http4ProviderTestCase.java
@@ -101,7 +101,7 @@
 
     /**
      * Stops the embedded Apache HTTP Server.
-     * @throws InterruptedException 
+     * @throws InterruptedException
      */
     private static void tearDownClass() throws InterruptedException {
         if (Server != null) {
diff --git a/commons-vfs2/src/test/java/org/apache/commons/vfs2/provider/http5/Http5ProviderTestCase.java b/commons-vfs2/src/test/java/org/apache/commons/vfs2/provider/http5/Http5ProviderTestCase.java
index 4b8d8f0..b694f2c 100644
--- a/commons-vfs2/src/test/java/org/apache/commons/vfs2/provider/http5/Http5ProviderTestCase.java
+++ b/commons-vfs2/src/test/java/org/apache/commons/vfs2/provider/http5/Http5ProviderTestCase.java
@@ -101,7 +101,7 @@
 
     /**
      * Stops the embedded Apache HTTP Server.
-     * @throws InterruptedException 
+     * @throws InterruptedException
      */
     private static void tearDownClass() throws InterruptedException {
         if (Server != null) {
diff --git a/commons-vfs2/src/test/java/org/apache/commons/vfs2/provider/url/UrlProviderHttpTestCase.java b/commons-vfs2/src/test/java/org/apache/commons/vfs2/provider/url/UrlProviderHttpTestCase.java
index 98996b1..062b5e2 100644
--- a/commons-vfs2/src/test/java/org/apache/commons/vfs2/provider/url/UrlProviderHttpTestCase.java
+++ b/commons-vfs2/src/test/java/org/apache/commons/vfs2/provider/url/UrlProviderHttpTestCase.java
@@ -80,7 +80,7 @@
 
     /**
      * Stops the embedded Apache HTTP Server ().
-     * @throws InterruptedException 
+     * @throws InterruptedException
      */
     public static void tearDownClass() throws InterruptedException {
         if (Server != null) {
diff --git a/commons-vfs2/src/test/java/org/apache/commons/vfs2/util/NHttpFileServer.java b/commons-vfs2/src/test/java/org/apache/commons/vfs2/util/NHttpFileServer.java
index 984d2af..138537e 100644
--- a/commons-vfs2/src/test/java/org/apache/commons/vfs2/util/NHttpFileServer.java
+++ b/commons-vfs2/src/test/java/org/apache/commons/vfs2/util/NHttpFileServer.java
@@ -131,7 +131,7 @@
                 final String filename = file.getName().toLowerCase(Locale.ROOT);
 // The following causes a failure on Linux and Macos in HttpProviderTestCase:
 // org.apache.commons.vfs2.FileSystemException: GET method failed for "http://localhost:37637/read-tests/file1.txt" range "10" with HTTP status 200.
-//                at org.apache.commons.vfs2.provider.http.HttpRandomAccessContent.getDataInputStream(HttpRandomAccessContent.java:80)                
+//                at org.apache.commons.vfs2.provider.http.HttpRandomAccessContent.getDataInputStream(HttpRandomAccessContent.java:80)
 //                if (filename.endsWith(".txt")) {
 //                    contentType = ContentType.TEXT_PLAIN;
 //                } else if (filename.endsWith(".html") || filename.endsWith(".htm") || file.isDirectory()) {
@@ -150,7 +150,7 @@
                 // @formatter:off
                 responseTrigger.submitResponse(
                     AsyncResponseBuilder.create(HttpStatus.SC_OK)
-                        .setEntity(file.isDirectory() 
+                        .setEntity(file.isDirectory()
                             ? AsyncEntityProducers.create(file.toString(), contentType)
                             : AsyncEntityProducers.create(file, contentType))
                         .addHeader(HttpHeaders.LAST_MODIFIED, DateUtils.formatDate(new Date(file.lastModified())))