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Diffstat (limited to 'prov/src/main/java/org/bouncycastle/jcajce/provider/asymmetric/dsa/KeyFactorySpi.java')
-rw-r--r--prov/src/main/java/org/bouncycastle/jcajce/provider/asymmetric/dsa/KeyFactorySpi.java117
1 files changed, 0 insertions, 117 deletions
diff --git a/prov/src/main/java/org/bouncycastle/jcajce/provider/asymmetric/dsa/KeyFactorySpi.java b/prov/src/main/java/org/bouncycastle/jcajce/provider/asymmetric/dsa/KeyFactorySpi.java
deleted file mode 100644
index a36f3dd7..00000000
--- a/prov/src/main/java/org/bouncycastle/jcajce/provider/asymmetric/dsa/KeyFactorySpi.java
+++ /dev/null
@@ -1,117 +0,0 @@
-package org.bouncycastle.jcajce.provider.asymmetric.dsa;
-
-import java.io.IOException;
-import java.security.InvalidKeyException;
-import java.security.Key;
-import java.security.PrivateKey;
-import java.security.PublicKey;
-import java.security.interfaces.DSAPrivateKey;
-import java.security.interfaces.DSAPublicKey;
-import java.security.spec.DSAPrivateKeySpec;
-import java.security.spec.DSAPublicKeySpec;
-import java.security.spec.InvalidKeySpecException;
-import java.security.spec.KeySpec;
-
-import org.bouncycastle.asn1.ASN1ObjectIdentifier;
-import org.bouncycastle.asn1.pkcs.PrivateKeyInfo;
-import org.bouncycastle.asn1.x509.SubjectPublicKeyInfo;
-import org.bouncycastle.jcajce.provider.asymmetric.util.BaseKeyFactorySpi;
-
-public class KeyFactorySpi
- extends BaseKeyFactorySpi
-{
- public KeyFactorySpi()
- {
- }
-
- protected KeySpec engineGetKeySpec(
- Key key,
- Class spec)
- throws InvalidKeySpecException
- {
- if (spec.isAssignableFrom(DSAPublicKeySpec.class) && key instanceof DSAPublicKey)
- {
- DSAPublicKey k = (DSAPublicKey)key;
-
- return new DSAPublicKeySpec(k.getY(), k.getParams().getP(), k.getParams().getQ(), k.getParams().getG());
- }
- else if (spec.isAssignableFrom(DSAPrivateKeySpec.class) && key instanceof java.security.interfaces.DSAPrivateKey)
- {
- java.security.interfaces.DSAPrivateKey k = (java.security.interfaces.DSAPrivateKey)key;
-
- return new DSAPrivateKeySpec(k.getX(), k.getParams().getP(), k.getParams().getQ(), k.getParams().getG());
- }
-
- return super.engineGetKeySpec(key, spec);
- }
-
- protected Key engineTranslateKey(
- Key key)
- throws InvalidKeyException
- {
- if (key instanceof DSAPublicKey)
- {
- return new BCDSAPublicKey((DSAPublicKey)key);
- }
- else if (key instanceof DSAPrivateKey)
- {
- return new BCDSAPrivateKey((DSAPrivateKey)key);
- }
-
- throw new InvalidKeyException("key type unknown");
- }
-
- public PrivateKey generatePrivate(PrivateKeyInfo keyInfo)
- throws IOException
- {
- ASN1ObjectIdentifier algOid = keyInfo.getPrivateKeyAlgorithm().getAlgorithm();
-
- if (DSAUtil.isDsaOid(algOid))
- {
- return new BCDSAPrivateKey(keyInfo);
- }
- else
- {
- throw new IOException("algorithm identifier " + algOid + " in key not recognised");
- }
- }
-
- public PublicKey generatePublic(SubjectPublicKeyInfo keyInfo)
- throws IOException
- {
- ASN1ObjectIdentifier algOid = keyInfo.getAlgorithm().getAlgorithm();
-
- if (DSAUtil.isDsaOid(algOid))
- {
- return new BCDSAPublicKey(keyInfo);
- }
- else
- {
- throw new IOException("algorithm identifier " + algOid + " in key not recognised");
- }
- }
-
- protected PrivateKey engineGeneratePrivate(
- KeySpec keySpec)
- throws InvalidKeySpecException
- {
- if (keySpec instanceof DSAPrivateKeySpec)
- {
- return new BCDSAPrivateKey((DSAPrivateKeySpec)keySpec);
- }
-
- return super.engineGeneratePrivate(keySpec);
- }
-
- protected PublicKey engineGeneratePublic(
- KeySpec keySpec)
- throws InvalidKeySpecException
- {
- if (keySpec instanceof DSAPublicKeySpec)
- {
- return new BCDSAPublicKey((DSAPublicKeySpec)keySpec);
- }
-
- return super.engineGeneratePublic(keySpec);
- }
-}