IO-121 - Add a reset() method to ThresholdingOutputStream which sets the count of the bytes written back to zero - thanks to Tom Nichols for the patch

git-svn-id: https://svn.apache.org/repos/asf/jakarta/commons/proper/io/trunk@540644 13f79535-47bb-0310-9956-ffa450edef68

Author: Niall Pemberton

RELEASE-NOTES.txt

@@ -27,6 +27,12 @@ Semantic compatible - ?
 Bug fixes from 1.3.2
 --------------------
 
+Enhancements from 1.3.2
+-----------------------
+- ThesholdingOuputStream [IO-121]
+  - Add a reset() method which sets the count of the bytes written back to zero.
+
+
 Feedback
 --------
 Open source works best when you give feedback:

src/java/org/apache/commons/io/output/ThresholdingOutputStream.java

@@ -217,11 +217,20 @@ protected void checkThreshold(int count) throws IOException
     {
         if (!thresholdExceeded && (written + count > threshold))
         {
-            thresholdReached();
             thresholdExceeded = true;
+            thresholdReached();
         }
     }
 
+    /**
+     * Resets the byteCount to zero.  You can call this from 
+     * {@link #thresholdReached()} if you want the event to be triggered again. 
+     */
+    protected void reset() 
+    {
+        this.thresholdExceeded = false;
+        this.written = 0;
+    }
 
     // ------------------------------------------------------- Abstract methods