Add finalize method

git-svn-id: https://svn.apache.org/repos/asf/jakarta/commons/proper/io/trunk@383220 13f79535-47bb-0310-9956-ffa450edef68

Author: Stephen Colebourne

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

@@ -150,6 +150,14 @@ public void remove() {
         throw new UnsupportedOperationException("Remove unsupported on LineIterator");
     }
 
+    /**
+     * Finalize which closes the underlying reader.
+     * Do not rely on this method to handle cleanup - call closeQuietly yourself.
+     */
+    protected void finalize() throws Throwable {
+        close();
+    }
+
     //-----------------------------------------------------------------------
     /**
      * Closes the iterator, handling null and ignoring exceptions.