DummyKeyPairGenerator.java (clone): Removed useless instanceof check.

2004-08-30  Casey Marshall  <csm@gnu.org>

        * java/security/DummyKeyPairGenerator.java (clone): Removed
        useless instanceof check.
        * java/security/DummyMessageDigest.java (clone): Likewise.
        * java/security/DummySignature.java (clone): Likewise.
        * java/security/MessageDigest.java (clone): Remove useless
        instanceof check.
        * java/security/MessageDigestSpi.java (clone): Likewise.
        * java/security/Signature.java (clone): Provide meaningful
        implementation.
        * java/security/SignatureSpi.java (clone): Likewise.

From-SVN: r86755

libjava/ChangeLog

+2004-08-30  Casey Marshall  <csm@gnu.org>
+
+	* java/security/DummyKeyPairGenerator.java (clone): Removed
+	useless instanceof check.
+	* java/security/DummyMessageDigest.java (clone): Likewise.
+	* java/security/DummySignature.java (clone): Likewise.
+	* java/security/MessageDigest.java (clone): Remove useless
+	instanceof check.
+	* java/security/MessageDigestSpi.java (clone): Likewise.
+	* java/security/Signature.java (clone): Provide meaningful
+	implementation.
+	* java/security/SignatureSpi.java (clone): Likewise.
+
 2004-08-29  Mark Wielaard  <mark@klomp.org>
 
 	* java/util/Arrays.java

libjava/java/security/DummyKeyPairGenerator.java

@@ -51,9 +51,6 @@ final class DummyKeyPairGenerator extends KeyPairGenerator
 
   public Object clone() throws CloneNotSupportedException
   {
-    if (!(kpgSpi instanceof Cloneable))
-      throw new CloneNotSupportedException();
-
     KeyPairGenerator result = new DummyKeyPairGenerator
             ((KeyPairGeneratorSpi) kpgSpi.clone(), this.getAlgorithm());
     result.provider = this.getProvider();

libjava/java/security/DummyMessageDigest.java

@@ -49,9 +49,6 @@ final class DummyMessageDigest extends MessageDigest
 
   public Object clone() throws CloneNotSupportedException
   {
-    if (!(mdSpi instanceof Cloneable))
-      throw new CloneNotSupportedException();
-
     MessageDigest result = new DummyMessageDigest
         ((MessageDigestSpi) mdSpi.clone(), this.getAlgorithm());
     result.provider = this.getProvider();

libjava/java/security/DummySignature.java

@@ -49,9 +49,6 @@ final class DummySignature extends Signature
 
   public Object clone() throws CloneNotSupportedException
   {
-    if (!(sigSpi instanceof Cloneable))
-      throw new CloneNotSupportedException();
-
     Signature result = new DummySignature
             ((SignatureSpi) sigSpi.clone(), this.getAlgorithm());
     result.provider = this.getProvider();

libjava/java/security/MessageDigest.java

@@ -383,10 +383,7 @@ public abstract class MessageDigest extends MessageDigestSpi
    */
   public Object clone() throws CloneNotSupportedException
   {
-    if (this instanceof Cloneable)
     return super.clone();
-    else
-      throw new CloneNotSupportedException();
   }
 
   private String digestToString()

libjava/java/security/MessageDigestSpi.java

@@ -150,9 +150,6 @@ public abstract class MessageDigestSpi
    */
   public Object clone() throws CloneNotSupportedException
   {
-    if (this instanceof Cloneable)
     return super.clone();
-    else
-      throw new CloneNotSupportedException();
   }
 }

libjava/java/security/Signature.java

@@ -627,6 +627,6 @@ public abstract class Signature extends SignatureSpi
    */
   public Object clone() throws CloneNotSupportedException
   {
-    throw new CloneNotSupportedException();
+    return super.clone();
   }
 }

libjava/java/security/SignatureSpi.java

@@ -297,6 +297,6 @@ public abstract class SignatureSpi
    */
   public Object clone() throws CloneNotSupportedException
   {
-    throw new CloneNotSupportedException();
+    return super.clone();
   }
 }