http://www.bouncycastle.org/java.html: The Bouncy Castle Java APIs for CMS, PKCS, EAC, TSP, CMP, CRMF, OCSP, and certificate generation. This jar contains APIs for JDK 1.5 to JDK 1.8. The APIs can be used in conjunction with a JCE/JCA provider such as the one provided with the Bouncy Castle Cryptography APIs.
  • The Legion of the Bouncy Castle Inc. 
class org.bouncycastle.mime.smime.SMimeUtils$1 extends java.io.FilterOutputStream
  minor version: 0
  major version: 59
  flags: flags: (0x0020) ACC_SUPER
  this_class: org.bouncycastle.mime.smime.SMimeUtils$1
  super_class: java.io.FilterOutputStream
{
  void <init>(java.io.OutputStream);
    descriptor: (Ljava/io/OutputStream;)V
    flags: (0x0000) 
    Code:
      stack=2, locals=2, args_size=2
        start local 0 // org.bouncycastle.mime.smime.SMimeUtils$1 this
        start local 1 // java.io.OutputStream $anonymous0
         0: .line 126
            aload 0 /* this */
            aload 1 /* $anonymous0 */
            invokespecial java.io.FilterOutputStream.<init>:(Ljava/io/OutputStream;)V
            return
        end local 1 // java.io.OutputStream $anonymous0
        end local 0 // org.bouncycastle.mime.smime.SMimeUtils$1 this
      LocalVariableTable:
        Start  End  Slot         Name  Signature
            0    1     0         this  Lorg/bouncycastle/mime/smime/SMimeUtils$1;
            0    1     1  $anonymous0  Ljava/io/OutputStream;
    MethodParameters:
             Name  Flags
      $anonymous0  

  public void close();
    descriptor: ()V
    flags: (0x0001) ACC_PUBLIC
    Code:
      stack=0, locals=1, args_size=1
        start local 0 // org.bouncycastle.mime.smime.SMimeUtils$1 this
         0: .line 132
            return
        end local 0 // org.bouncycastle.mime.smime.SMimeUtils$1 this
      LocalVariableTable:
        Start  End  Slot  Name  Signature
            0    1     0  this  Lorg/bouncycastle/mime/smime/SMimeUtils$1;
    Exceptions:
      throws java.io.IOException
}
SourceFile: "SMimeUtils.java"
EnclosingMethod: org.bouncycastle.mime.smime.SMimeUtils.createUnclosable:(Ljava/io/OutputStream;)Ljava/io/OutputStream;
NestHost: org.bouncycastle.mime.smime.SMimeUtils
InnerClasses:
  org.bouncycastle.mime.smime.SMimeUtils$1