ggregory 2004/10/29 17:18:57
Modified: codec/src/java/org/apache/commons/codec/binary Base64.java
Log:
Javadoc.
Revision Changes Path
1.22 +25 -3
jakarta-commons/codec/src/java/org/apache/commons/codec/binary/Base64.java
Index: Base64.java
===================================================================
RCS file:
/home/cvs/jakarta-commons/codec/src/java/org/apache/commons/codec/binary/Base64.java,v
retrieving revision 1.21
retrieving revision 1.22
diff -u -r1.21 -r1.22
--- Base64.java 20 Oct 2004 01:37:54 -0000 1.21
+++ Base64.java 30 Oct 2004 00:18:57 -0000 1.22
@@ -92,9 +92,31 @@
*/
static final byte PAD = (byte) '=';
- // Create arrays to hold the base64 characters and a
- // lookup for base64 chars
+ /**
+ * Contains the Base64 values <code>0</code> through <code>63</code> accessed
by using character encodings as
+ * indices.
+ * <p>
+ * For example, <code>base64Alphabet['+']</code> returns <code>62</code>.
+ * </p>
+ * <p>
+ * The value of undefined encodings is <code>-1</code>.
+ * </p>
+ */
private static byte[] base64Alphabet = new byte[BASELENGTH];
+
+ /**
+ * <p>
+ * Contains the Base64 encodings <code>A</code> through <code>Z</code>,
followed by <code>a</code> through
+ * <code>z</code>, followed by <code>0</code> through <code>9</code>, followed
by <code>+</code>, and
+ * <code>/</code>.
+ * </p>
+ * <p>
+ * This array is accessed by using character values as indices.
+ * </p>
+ * <p>
+ * For example, <code>lookUpBase64Alphabet[62] </code> returns <code>'+'</code>.
+ * </p>
+ */
private static byte[] lookUpBase64Alphabet = new byte[LOOKUPLENGTH];
// Populating the lookup and character arrays
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