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-rw-r--r--libjava/classpath/gnu/javax/crypto/mac/MacFactory.java78
1 files changed, 22 insertions, 56 deletions
diff --git a/libjava/classpath/gnu/javax/crypto/mac/MacFactory.java b/libjava/classpath/gnu/javax/crypto/mac/MacFactory.java
index d8f8bcfcee6..5d4a561824e 100644
--- a/libjava/classpath/gnu/javax/crypto/mac/MacFactory.java
+++ b/libjava/classpath/gnu/javax/crypto/mac/MacFactory.java
@@ -48,17 +48,13 @@ import java.util.Iterator;
import java.util.Set;
/**
- * <p>A <i>Factory</i> that instantiates instances of every supported Message
- * Authentication Code algorithms, including all <i>HMAC</i> algorithms.</p>
+ * A <i>Factory</i> that instantiates instances of every supported Message
+ * Authentication Code algorithms, including all <i>HMAC</i> algorithms.
*/
-public class MacFactory implements Registry
+public class MacFactory
+ implements Registry
{
-
- // Constants and variables
- // -------------------------------------------------------------------------
-
- // Constructor(s)
- // -------------------------------------------------------------------------
+ private static Set names;
/** Trivial constructor to enforce <i>Singleton</i> pattern. */
private MacFactory()
@@ -66,72 +62,51 @@ public class MacFactory implements Registry
super();
}
- // Class methods
- // -------------------------------------------------------------------------
-
/**
- * <p>Returns an instance of a <i>MAC</i> algorithm given its name.</p>
- *
+ * Returns an instance of a <i>MAC</i> algorithm given its name.
+ *
* @param name the name of the MAC algorithm.
* @return an instance of the <i>MAC</i> algorithm, or <code>null</code> if
- * none can be constructed.
+ * none can be constructed.
* @exception InternalError if the implementation does not pass its self-test.
*/
public static IMac getInstance(String name)
{
if (name == null)
- {
- return null;
- }
+ return null;
name = name.trim();
name = name.toLowerCase();
if (name.startsWith(HMAC_NAME_PREFIX))
- {
- return HMacFactory.getInstance(name);
- }
+ return HMacFactory.getInstance(name);
if (name.startsWith(OMAC_PREFIX))
{
name = name.substring(OMAC_PREFIX.length());
IBlockCipher cipher = CipherFactory.getInstance(name);
if (cipher == null)
- {
- return null;
- }
+ return null;
return new OMAC(cipher);
}
-
IMac result = null;
if (name.equalsIgnoreCase(UHASH32))
- {
- result = new UHash32();
- }
+ result = new UHash32();
else if (name.equalsIgnoreCase(UMAC32))
- {
- result = new UMac32();
- }
+ result = new UMac32();
else if (name.equalsIgnoreCase(TMMH16))
- {
- result = new TMMH16();
- }
- // else if (name.equalsIgnoreCase(TMMH32)) {
- // result = new TMMH32();
- // }
+ result = new TMMH16();
- if (result != null && !result.selfTest())
- {
- throw new InternalError(result.name());
- }
+ if (result != null && ! result.selfTest())
+ throw new InternalError(result.name());
return result;
}
/**
- * <p>Returns a {@link java.util.Set} of names of <i>MAC</i> algorithms
- * supported by this <i>Factory</i>.</p>
- *
- * @return a {@link java.util.Set} of MAC names (Strings).
+ * Returns a {@link Set} of names of <i>MAC</i> algorithms supported by this
+ * <i>Factory</i>.
+ *
+ * @return a {@link Set} of MAC names (Strings).
*/
public static final Set getNames()
{
@@ -144,21 +119,12 @@ public class MacFactory implements Registry
hs.add(UHASH32);
hs.add(UMAC32);
hs.add(TMMH16);
- // hs.add(TMMH32);
-
for (Iterator it = CipherFactory.getNames().iterator(); it.hasNext();)
- {
- hs.add(OMAC_PREFIX + it.next());
- }
+ hs.add(OMAC_PREFIX + it.next());
names = Collections.unmodifiableSet(hs);
}
}
return names;
}
-
- private static Set names;
-
- // Instance methods
- // -------------------------------------------------------------------------
-} \ No newline at end of file
+}
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