Apache Commons Code LetterCase proposal

Index: src/main/java/org/apache/commons/codec/binary/Hex.java
===================================================================
--- src/main/java/org/apache/commons/codec/binary/Hex.java	(revision 1464242)
+++ src/main/java/org/apache/commons/codec/binary/Hex.java	(working copy)
@@ -26,6 +26,8 @@
 import org.apache.commons.codec.DecoderException;
 import org.apache.commons.codec.EncoderException;

+import org.apache.commons.codec.LetterCase;
+
 /**
  * Converts hexadecimal Strings. The charset used for certain operation can be set, the default is set in
  * {@link #DEFAULT_CHARSET_NAME}
@@ -132,6 +134,22 @@
      *
      * @param data
      *            a byte[] to convert to Hex characters
+     * @param letterCase
+     *            the lettercase to use for ouput
+     * @return A char[] containing hexadecimal characters
+     * @since 1.8
+     */
+    public static char[] encodeHex(final byte[] data, final LetterCase letterCase) {
+        return encodeHex(data, LetterCase.LOWER == letterCase ? DIGITS_LOWER : DIGITS_UPPER);
+    }
+
+    /**
+     * Converts an array of bytes into an array of characters representing the hexadecimal values of each byte in order.
+     * The returned array will be double the length of the passed array, as it takes two characters to represent any
+     * given byte.
+     *
+     * @param data
+     *            a byte[] to convert to Hex characters
      * @param toDigits
      *            the output alphabet
      * @return A char[] containing hexadecimal characters
Index: src/main/java/org/apache/commons/codec/LetterCase.java
===================================================================
--- src/main/java/org/apache/commons/codec/LetterCase.java	(revision 0)
+++ src/main/java/org/apache/commons/codec/LetterCase.java	(working copy)
@@ -0,0 +1,19 @@
+package org.apache.commons.codec;
+
+/**
+ * Enumerates letter cases, upper and lower.
+ *
+ * @since 1.8
+ */
+public enum LetterCase {
+
+    /**
+     * Upper case.
+     */
+    UPPER,
+
+    /**
+     * Lower case.
+     */
+    LOWER
+}
Index: src/main/java/org/apache/commons/codec/LetterCase.java
===================================================================
--- src/main/java/org/apache/commons/codec/LetterCase.java	(revision 0)
+++ src/main/java/org/apache/commons/codec/LetterCase.java	(working copy)

Property changes on: src/main/java/org/apache/commons/codec/LetterCase.java
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Added: svn:keywords
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+Id
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Added: svn:eol-style
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+native
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