Removed added method from interface that broke binary compatibility.

Clients wishing to use this feature must subclass TailerListenerAdapter until we break compatibility or go java8 minumum.

git-svn-id: https://svn.apache.org/repos/asf/commons/proper/io/trunk@1714076 13f79535-47bb-0310-9956-ffa450edef68

Author: krosenvold

src/main/java/org/apache/commons/io/input/Tailer.java

@@ -550,7 +550,9 @@ private long readLines(final RandomAccessFile reader) throws IOException {
         IOUtils.closeQuietly(lineBuf); // not strictly necessary
         reader.seek(rePos); // Ensure we can re-read if necessary
 
-        listener.endOfFileReached();
+        if (listener instanceof TailerListenerAdapter) {
+            ((TailerListenerAdapter) listener).endOfFileReached();
+        }
 
         return rePos;
     }

src/main/java/org/apache/commons/io/input/TailerListener.java

@@ -64,11 +64,4 @@ public interface TailerListener {
      */
     void handle(Exception ex);
 
-    /**
-     * Called each time the Tailer reaches the end of the file.
-     * <p>
-     * <b>Note:</b> this is called from the tailer thread.
-     * @since 2.5
-     */
-    void endOfFileReached();
 }

src/main/java/org/apache/commons/io/input/TailerListenerAdapter.java

@@ -63,6 +63,12 @@ public void handle(final Exception ex) {
 
     /**
      * Called each time the Tailer reaches the end of the file.
+     *
+     * <b>Note:</b> this is called from the tailer thread.
+     *
+     * Note: a future version of commons-io will pull this method up to the TailerListener interface,
+     * for now clients must subclass this class to use this feature.
+     *
      * @since 2.5
      */
     public void endOfFileReached() {