java 4 updates

Author: dghgit

pg/src/main/java/org/bouncycastle/bcpg/SignaturePacket.java

@@ -171,7 +171,7 @@ private void parseSubpackets(BCPGInputStream in)
 
         for (int i = 0; i != hashedData.length; i++)
         {
-            SignatureSubpacket p = vec.elementAt(i);
+            SignatureSubpacket p = (SignatureSubpacket)vec.elementAt(i);
             if (p instanceof IssuerKeyID)
             {
                 keyID = ((IssuerKeyID)p).getKeyID();
@@ -189,7 +189,7 @@ else if (p instanceof SignatureCreationTime)
 
         for (int i = 0; i != unhashedData.length; i++)
         {
-            SignatureSubpacket p = vec.elementAt(i);
+            SignatureSubpacket p = (SignatureSubpacket)vec.elementAt(i);
             if (p instanceof IssuerKeyID)
             {
                 keyID = ((IssuerKeyID)p).getKeyID();

pg/src/main/java/org/bouncycastle/openpgp/PGPSecretKeyRing.java

@@ -375,7 +375,7 @@ public Iterator<PGPPublicKey> getKeysWithSignaturesBy(KeyIdentifier identifier)
         }
         for (Iterator it = extraPubKeys.iterator(); it.hasNext();)
         {
-            PGPPublicKey k = (PGPPublicKey)it.next;
+            PGPPublicKey k = (PGPPublicKey)it.next();
             Iterator<PGPSignature> sigIt = k.getSignaturesForKey(identifier);
             if (sigIt.hasNext())
             {