[android-developers] bouncycastle CMS API works on Android 2.3 but failed on 2.2

Hi experts I have tried to use bouncycastle CMS API to generate CMS Enveloped Data. The following line will work on Android 2.3 but fail on Android 2.2 CMSEnvelopedDataGenerator gen = new CMSEnvelopedDataGenerator(); The exception thrown on Android 2.2 is as following: 04-07 09:50:23.764:

[android-developers] bouncycastle CMS API works on Android 2.3 but failed on 2.2

Hi experts I have tried to use bouncycastle CMS API to generate CMS Enveloped Data. The following line will work on Android 2.3 but fail on Android 2.2 CMSEnvelopedDataGenerator gen = new CMSEnvelopedDataGenerator(); The exception thrown on Android 2.2 is as following: 04-07 09:50:23.764: