Add missing '@OverRide' annotations.

Author: garydgregory

src/main/java/org/apache/commons/io/LineIterator.java

@@ -84,6 +84,7 @@ public LineIterator(final Reader reader) throws IllegalArgumentException {
      * @return {@code true} if the Reader has more lines
      * @throws IllegalStateException if an IO exception occurs
      */
+    @Override
     public boolean hasNext() {
         if (cachedLine != null) {
             return true;
@@ -128,6 +129,7 @@ protected boolean isValidLine(final String line) {
      * @return the next line from the input
      * @throws NoSuchElementException if there is no line to return
      */
+    @Override
     public String next() {
         return nextLine();
     }
@@ -170,6 +172,7 @@ public void close() throws IOException {
      *
      * @throws UnsupportedOperationException always
      */
+    @Override
     public void remove() {
         throw new UnsupportedOperationException("Remove unsupported on LineIterator");
     }

src/main/java/org/apache/commons/io/ThreadMonitor.java

@@ -102,6 +102,7 @@ private ThreadMonitor(final Thread thread, final long timeout) {
      *
      * @see Runnable#run()
      */
+    @Override
     public void run() {
         try {
             sleep(timeout);

src/main/java/org/apache/commons/io/comparator/CompositeFileComparator.java

@@ -88,6 +88,7 @@ public CompositeFileComparator(final Iterable<Comparator<File>> delegates) {
      * @return the first non-zero result returned from
      * the delegate comparators or zero.
      */
+    @Override
     public int compare(final File file1, final File file2) {
         int result = 0;
         for (final Comparator<File> delegate : delegates) {

src/main/java/org/apache/commons/io/comparator/DefaultFileComparator.java

@@ -61,6 +61,7 @@ public class DefaultFileComparator extends AbstractFileComparator implements Ser
      * @return the result of calling file1's
      * {@link File#compareTo(File)} with file2 as the parameter.
      */
+    @Override
     public int compare(final File file1, final File file2) {
         return file1.compareTo(file2);
     }

src/main/java/org/apache/commons/io/comparator/DirectoryFileComparator.java

@@ -60,6 +60,7 @@ public class DirectoryFileComparator extends AbstractFileComparator implements S
      * @return the result of calling file1's
      * {@link File#compareTo(File)} with file2 as the parameter.
      */
+    @Override
     public int compare(final File file1, final File file2) {
         return getType(file1) - getType(file2);
     }

src/main/java/org/apache/commons/io/comparator/ExtensionFileComparator.java

@@ -104,6 +104,7 @@ public ExtensionFileComparator(final IOCase caseSensitivity) {
      * is greater than the second file.
      * 
      */
+    @Override
     public int compare(final File file1, final File file2) {
         final String suffix1 = FilenameUtils.getExtension(file1.getName());
         final String suffix2 = FilenameUtils.getExtension(file2.getName());

src/main/java/org/apache/commons/io/comparator/LastModifiedFileComparator.java

@@ -65,6 +65,7 @@ public class LastModifiedFileComparator extends AbstractFileComparator implement
      * is greater than the second file.
      * 
      */
+    @Override
     public int compare(final File file1, final File file2) {
         final long result = file1.lastModified() - file2.lastModified();
         if (result < 0) {

src/main/java/org/apache/commons/io/comparator/NameFileComparator.java

@@ -99,6 +99,7 @@ public NameFileComparator(final IOCase caseSensitivity) {
      * same and a positive value if the first files name
      * is greater than the second file.
      */
+    @Override
     public int compare(final File file1, final File file2) {
         return caseSensitivity.checkCompareTo(file1.getName(), file2.getName());
     }

src/main/java/org/apache/commons/io/comparator/PathFileComparator.java

@@ -100,6 +100,7 @@ public PathFileComparator(final IOCase caseSensitivity) {
      * is greater than the second file.
      * 
      */
+    @Override
     public int compare(final File file1, final File file2) {
         return caseSensitivity.checkCompareTo(file1.getPath(), file2.getPath());
     }

src/main/java/org/apache/commons/io/comparator/ReverseComparator.java

@@ -51,6 +51,7 @@ public ReverseComparator(final Comparator<File> delegate) {
      * @return the result from the delegate {@link Comparator#compare(Object, Object)}
      * reversing the value (i.e. positive becomes negative and vice versa)
      */
+    @Override
     public int compare(final File file1, final File file2) {
         return delegate.compare(file2, file1); // parameters switched round
     }