1 files changed, 21 insertions, 0 deletions
diff --git a/libraries/spongycastle/jce/src/main/java/javax/crypto/interfaces/DHPrivateKey.java b/libraries/spongycastle/jce/src/main/java/javax/crypto/interfaces/DHPrivateKey.java
new file mode 100644
index 000000000..3fc7de99b
--- /dev/null
+++ b/libraries/spongycastle/jce/src/main/java/javax/crypto/interfaces/DHPrivateKey.java
@@ -0,0 +1,21 @@
+package javax.crypto.interfaces;
+
+import java.math.BigInteger;
+import java.security.PrivateKey;
+
+/**
+ * The interface to a Diffie-Hellman private key.
+ *
+ * @see DHKey
+ * @see DHPublicKey
+ */
+public abstract interface DHPrivateKey
+    extends DHKey, PrivateKey
+{
+    /**
+     * Returns the private value, <code>x</code>.
+     *
+     * @return the private value, <code>x</code>
+     */
+    public BigInteger getX();
+}