Merge branch 'master' into automatic-contact-discovery

Conflicts:
	OpenKeychain/src/main/java/org/sufficientlysecure/keychain/service/KeychainIntentService.java

1 files changed, 39 insertions, 0 deletions

diff --git a/OpenKeychain/src/main/java/org/sufficientlysecure/keychain/pgp/WrappedPublicKey.java b/OpenKeychain/src/main/java/org/sufficientlysecure/keychain/pgp/WrappedPublicKey.java
new file mode 100644
index 000000000..69a4fbdee
--- /dev/null
+++ b/OpenKeychain/src/main/java/org/sufficientlysecure/keychain/pgp/WrappedPublicKey.java
@@ -0,0 +1,39 @@
+package org.sufficientlysecure.keychain.pgp;
+
+import org.spongycastle.openpgp.PGPPublicKey;
+import org.spongycastle.openpgp.operator.jcajce.JcePublicKeyKeyEncryptionMethodGenerator;
+import org.sufficientlysecure.keychain.util.IterableIterator;
+
+/** Wrapper for a PGPPublicKey.
+ *
+ * The methods implemented in this class are a thin layer over
+ * UncachedPublicKey. The difference between the two classes is that objects of
+ * this class can only be obtained from a WrappedKeyRing, and that it stores a
+ * back reference to its parent as well. A method which works with
+ * WrappedPublicKey is therefore guaranteed to work on a KeyRing which is
+ * stored in the database.
+ *
+ */
+public class WrappedPublicKey extends UncachedPublicKey {
+
+    // this is the parent key ring
+    final KeyRing mRing;
+
+    WrappedPublicKey(KeyRing ring, PGPPublicKey key) {
+        super(key);
+        mRing = ring;
+    }
+
+    public IterableIterator<String> getUserIds() {
+        return new IterableIterator<String>(mPublicKey.getUserIDs());
+    }
+
+    public KeyRing getKeyRing() {
+        return mRing;
+    }
+
+    JcePublicKeyKeyEncryptionMethodGenerator getPubKeyEncryptionGenerator() {
+        return  new JcePublicKeyKeyEncryptionMethodGenerator(mPublicKey);
+    }
+
+}