1 files changed, 20 insertions, 1 deletions
diff --git a/crypto/src/openpgp/PgpObjectFactory.cs b/crypto/src/openpgp/PgpObjectFactory.cs
index c5c6fcb68..c31cd221c 100644
--- a/crypto/src/openpgp/PgpObjectFactory.cs
+++ b/crypto/src/openpgp/PgpObjectFactory.cs
@@ -139,5 +139,24 @@ namespace Org.BouncyCastle.Bcpg.OpenPgp
}
return result;
}
- }
+
+ /// <summary>
+ /// Read all available objects, returning only those that are assignable to the specified type.
+ /// </summary>
+ /// <param name="type">The type of objects to return. All other objects are ignored.</param>
+ /// <returns>An <c>IList</c> containing the filtered objects from this factory, in order.</returns>
+ public IList FilterPgpObjects(Type type)
+ {
+ IList result = Platform.CreateArrayList();
+ PgpObject pgpObject;
+ while ((pgpObject = NextPgpObject()) != null)
+ {
+ if (type.IsAssignableFrom(pgpObject.GetType()))
+ {
+ result.Add(pgpObject);
+ }
+ }
+ return result;
+ }
+ }
}
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