1 files changed, 50 insertions, 0 deletions
diff --git a/libraries/spongycastle/pg/src/main/java/org/spongycastle/bcpg/sig/SignerUserID.java b/libraries/spongycastle/pg/src/main/java/org/spongycastle/bcpg/sig/SignerUserID.java
new file mode 100644
index 000000000..c0cb27865
--- /dev/null
+++ b/libraries/spongycastle/pg/src/main/java/org/spongycastle/bcpg/sig/SignerUserID.java
@@ -0,0 +1,50 @@
+package org.spongycastle.bcpg.sig;
+
+import org.spongycastle.bcpg.SignatureSubpacket;
+import org.spongycastle.bcpg.SignatureSubpacketTags;
+
+/**
+ * packet giving the User ID of the signer.
+ */
+public class SignerUserID 
+    extends SignatureSubpacket
+{    
+    private static byte[] userIDToBytes(
+        String    id)
+    {
+        byte[] idData = new byte[id.length()];
+        
+        for (int i = 0; i != id.length(); i++)
+        {
+            idData[i] = (byte)id.charAt(i);
+        }
+        
+        return idData;
+    }
+    
+    public SignerUserID(
+        boolean    critical,
+        byte[]     data)
+    {
+        super(SignatureSubpacketTags.SIGNER_USER_ID, critical, data);
+    }
+    
+    public SignerUserID(
+        boolean    critical,
+        String     userID)
+    {
+        super(SignatureSubpacketTags.SIGNER_USER_ID, critical, userIDToBytes(userID));
+    }
+    
+    public String getID()
+    {
+        char[]    chars = new char[data.length];
+        
+        for (int i = 0; i != chars.length; i++)
+        {
+            chars[i] = (char)(data[i] & 0xff);
+        }
+        
+        return new String(chars);
+    }
+}