diff --git a/projects/cadcTAP/src/ca/nrc/cadc/tap/writer/formatter/IntArrayFormatter.java b/projects/cadcTAP/src/ca/nrc/cadc/tap/writer/formatter/IntArrayFormatter.java
index 5d6cd5b719607a41c7a8e96cc2d7fd993f893502..e86f67b03216fc1d580e095a61d3699830b27c55 100644
--- a/projects/cadcTAP/src/ca/nrc/cadc/tap/writer/formatter/IntArrayFormatter.java
+++ b/projects/cadcTAP/src/ca/nrc/cadc/tap/writer/formatter/IntArrayFormatter.java
@@ -71,8 +71,20 @@ package ca.nrc.cadc.tap.writer.formatter;
 
 import java.sql.SQLException;
 
+/**
+ * Formats a int[] into a String.
+ *
+ */
 public class IntArrayFormatter implements Formatter
 {
+    /**
+     * Takes an int[] contained in a java.sql.Array and returns
+     * the default String representation.
+     *
+     * @param object to format.
+     * @return String represenetation of the int[].
+     * @throws IllegalArgumentException if the object is not an int[];
+     */
     public String format(Object object)
     {
         if (object == null)