Added check for provider

1 files changed, 7 insertions, 0 deletions

diff --git a/mail/src/main/java/org/bouncycastle/mail/smime/examples/CreateEncryptedMail.java b/mail/src/main/java/org/bouncycastle/mail/smime/examples/CreateEncryptedMail.java
index 40e114bd..6ef42d9d 100644
--- a/mail/src/main/java/org/bouncycastle/mail/smime/examples/CreateEncryptedMail.java
+++ b/mail/src/main/java/org/bouncycastle/mail/smime/examples/CreateEncryptedMail.java
@@ -3,6 +3,7 @@ package org.bouncycastle.mail.smime.examples;
 import java.io.FileInputStream;
 import java.io.FileOutputStream;
 import java.security.KeyStore;
+import java.security.Security;
 import java.security.cert.Certificate;
 import java.security.cert.X509Certificate;
 import java.util.Enumeration;
@@ -18,6 +19,7 @@ import javax.mail.internet.MimeMessage;
 import org.bouncycastle.cms.CMSAlgorithm;
 import org.bouncycastle.cms.jcajce.JceCMSContentEncryptorBuilder;
 import org.bouncycastle.cms.jcajce.JceKeyTransRecipientInfoGenerator;
+import org.bouncycastle.jce.provider.BouncyCastleProvider;
 import org.bouncycastle.mail.smime.SMIMEEnvelopedGenerator;
 
 /**
@@ -44,6 +46,11 @@ public class CreateEncryptedMail
             System.exit(0);
         }
 
+        if (Security.getProvider("BC") == null)
+        {
+            Security.addProvider(new BouncyCastleProvider());
+        }
+
         //
         // Open the key store
         //