Remove trailing whitespace.
diff --git a/commons-testing-junit4/src/main/java/org/apache/commons/testing/junit4/DefaultLocaleTestRule.java b/commons-testing-junit4/src/main/java/org/apache/commons/testing/junit4/DefaultLocaleTestRule.java
index d9efa5d..2eb6c52 100644
--- a/commons-testing-junit4/src/main/java/org/apache/commons/testing/junit4/DefaultLocaleTestRule.java
+++ b/commons-testing-junit4/src/main/java/org/apache/commons/testing/junit4/DefaultLocaleTestRule.java
@@ -25,7 +25,7 @@
 
 /**
  * Sets the default {@code Locale} to the given locale for the duration of the test.
- * 
+ *
  * @since 1.0.0
  */
 public class DefaultLocaleTestRule implements TestRule {
diff --git a/commons-testing-junit4/src/main/java/org/apache/commons/testing/junit4/ObjectToStringComparator.java b/commons-testing-junit4/src/main/java/org/apache/commons/testing/junit4/ObjectToStringComparator.java
index 3e2861b..13f55f7 100644
--- a/commons-testing-junit4/src/main/java/org/apache/commons/testing/junit4/ObjectToStringComparator.java
+++ b/commons-testing-junit4/src/main/java/org/apache/commons/testing/junit4/ObjectToStringComparator.java
@@ -22,7 +22,7 @@
 
 /**
  * Compares objects based on their {@code toString()} values.
- * 
+ *
  * @since 1.0.0
  */
 public final class ObjectToStringComparator implements Comparator<Object>, Serializable {
diff --git a/commons-testing-junit4/src/main/java/org/apache/commons/testing/junit4/RuleChainFactory.java b/commons-testing-junit4/src/main/java/org/apache/commons/testing/junit4/RuleChainFactory.java
index b63333f..d1deae3 100644
--- a/commons-testing-junit4/src/main/java/org/apache/commons/testing/junit4/RuleChainFactory.java
+++ b/commons-testing-junit4/src/main/java/org/apache/commons/testing/junit4/RuleChainFactory.java
@@ -27,7 +27,7 @@
 

     /**

      * Creates a {@link RuleChain} where the rules are evaluated in the order you pass in.

-     * 

+     *

      * @param testRules

      *            test rules to evaluate

      * @return a new rule chain.

diff --git a/commons-testing-junit4/src/main/java/org/apache/commons/testing/junit4/SecurityManagerTestRule.java b/commons-testing-junit4/src/main/java/org/apache/commons/testing/junit4/SecurityManagerTestRule.java
index 4bfbebc..9d2237d 100644
--- a/commons-testing-junit4/src/main/java/org/apache/commons/testing/junit4/SecurityManagerTestRule.java
+++ b/commons-testing-junit4/src/main/java/org/apache/commons/testing/junit4/SecurityManagerTestRule.java
@@ -28,7 +28,7 @@
  * Using a security manager can mess up other tests so this is best used from integration tests (classes that end in
  * "IT" instead of "Test" and "TestCase".)
  * </p>
- * 
+ *
  * <p>
  * When this test rule is evaluated, it will:
  * </p>
@@ -44,7 +44,7 @@
     private final SecurityManager securityManager;
 
     private SecurityManager securityManagerBefore;
-    
+
     /**
      * Constructs a new instance with the given {@link SecurityManager}.
      * <p>
@@ -56,7 +56,7 @@
      * <li>Evaluate the test statement.</li>
      * <li>Reset the current SecurityManager to the one from step (1).</li>
      * </ol>
-     * 
+     *
      * @param securityManager
      *            the {@link SecurityManager} to use while running a test.
      */
diff --git a/commons-testing-junit4/src/main/java/org/apache/commons/testing/junit4/io/CopyFileTestRule.java b/commons-testing-junit4/src/main/java/org/apache/commons/testing/junit4/io/CopyFileTestRule.java
index 4b51be7..05760e0 100644
--- a/commons-testing-junit4/src/main/java/org/apache/commons/testing/junit4/io/CopyFileTestRule.java
+++ b/commons-testing-junit4/src/main/java/org/apache/commons/testing/junit4/io/CopyFileTestRule.java
@@ -28,14 +28,14 @@
 

 /**

  * Copies a file as a JUnit TestRule.

- * 

+ *

  * @since 1.0.0

  */

 public class CopyFileTestRule extends ExternalResource {

 

     /**

      * Creates a test rule that will copy a file to a given temporary folder.

-     * 

+     *

      * @param sourceFilePath

      *            the file to copy.

      * @param targetTemporaryFolder

diff --git a/commons-testing-junit4/src/test/java/org/apache/commons/testing/junit4/DefaultLocaleTestRuleTest.java b/commons-testing-junit4/src/test/java/org/apache/commons/testing/junit4/DefaultLocaleTestRuleTest.java
index 514cc80..aec4aab 100644
--- a/commons-testing-junit4/src/test/java/org/apache/commons/testing/junit4/DefaultLocaleTestRuleTest.java
+++ b/commons-testing-junit4/src/test/java/org/apache/commons/testing/junit4/DefaultLocaleTestRuleTest.java
@@ -25,7 +25,7 @@
 

 /**

  * Sets the default {@code Locale} to the given Locale for the duration of the test.

- * 

+ *

  * @since 1.0.0

  */

 public class DefaultLocaleTestRuleTest {