1 files changed, 36 insertions, 0 deletions
diff --git a/OpenKeychain/src/main/java/org/sufficientlysecure/keychain/pgp/KeyRing.java b/OpenKeychain/src/main/java/org/sufficientlysecure/keychain/pgp/KeyRing.java
new file mode 100644
index 000000000..dc0c722b9
--- /dev/null
+++ b/OpenKeychain/src/main/java/org/sufficientlysecure/keychain/pgp/KeyRing.java
@@ -0,0 +1,36 @@
+package org.sufficientlysecure.keychain.pgp;
+
+import org.sufficientlysecure.keychain.pgp.exception.PgpGeneralException;
+
+/** An abstract KeyRing.
+ *
+ * This is an abstract class for all KeyRing constructs. It serves as a common
+ * denominator of available information, two implementations wrapping the same
+ * keyring should in all cases agree on the output of all methods described
+ * here.
+ *
+ * @see org.sufficientlysecure.keychain.pgp.WrappedKeyRing
+ * @see org.sufficientlysecure.keychain.provider.CachedPublicKeyRing
+ *
+ */
+public abstract class KeyRing {
+
+    abstract public long getMasterKeyId() throws PgpGeneralException;
+
+    abstract public String getPrimaryUserId() throws PgpGeneralException;
+
+    abstract public boolean isRevoked() throws PgpGeneralException;
+
+    abstract public boolean canCertify() throws PgpGeneralException;
+
+    abstract public long getEncryptId() throws PgpGeneralException;
+
+    abstract public boolean hasEncrypt() throws PgpGeneralException;
+
+    abstract public long getSignId() throws PgpGeneralException;
+
+    abstract public boolean hasSign() throws PgpGeneralException;
+
+    abstract public int getVerified() throws PgpGeneralException;
+
+}