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. 
public abstract class org.bouncycastle.dvcs.DVCSMessage
  minor version: 0
  major version: 59
  flags: flags: (0x0421) ACC_PUBLIC, ACC_SUPER, ACC_ABSTRACT
  this_class: org.bouncycastle.dvcs.DVCSMessage
  super_class: java.lang.Object
{
  private final org.bouncycastle.asn1.cms.ContentInfo contentInfo;
    descriptor: Lorg/bouncycastle/asn1/cms/ContentInfo;
    flags: (0x0012) ACC_PRIVATE, ACC_FINAL

  protected void <init>(org.bouncycastle.asn1.cms.ContentInfo);
    descriptor: (Lorg/bouncycastle/asn1/cms/ContentInfo;)V
    flags: (0x0004) ACC_PROTECTED
    Code:
      stack=2, locals=2, args_size=2
        start local 0 // org.bouncycastle.dvcs.DVCSMessage this
        start local 1 // org.bouncycastle.asn1.cms.ContentInfo contentInfo
         0: .line 11
            aload 0 /* this */
            invokespecial java.lang.Object.<init>:()V
         1: .line 13
            aload 0 /* this */
            aload 1 /* contentInfo */
            putfield org.bouncycastle.dvcs.DVCSMessage.contentInfo:Lorg/bouncycastle/asn1/cms/ContentInfo;
         2: .line 14
            return
        end local 1 // org.bouncycastle.asn1.cms.ContentInfo contentInfo
        end local 0 // org.bouncycastle.dvcs.DVCSMessage this
      LocalVariableTable:
        Start  End  Slot         Name  Signature
            0    3     0         this  Lorg/bouncycastle/dvcs/DVCSMessage;
            0    3     1  contentInfo  Lorg/bouncycastle/asn1/cms/ContentInfo;
    MethodParameters:
             Name  Flags
      contentInfo  

  public org.bouncycastle.asn1.ASN1ObjectIdentifier getContentType();
    descriptor: ()Lorg/bouncycastle/asn1/ASN1ObjectIdentifier;
    flags: (0x0001) ACC_PUBLIC
    Code:
      stack=1, locals=1, args_size=1
        start local 0 // org.bouncycastle.dvcs.DVCSMessage this
         0: .line 18
            aload 0 /* this */
            getfield org.bouncycastle.dvcs.DVCSMessage.contentInfo:Lorg/bouncycastle/asn1/cms/ContentInfo;
            invokevirtual org.bouncycastle.asn1.cms.ContentInfo.getContentType:()Lorg/bouncycastle/asn1/ASN1ObjectIdentifier;
            areturn
        end local 0 // org.bouncycastle.dvcs.DVCSMessage this
      LocalVariableTable:
        Start  End  Slot  Name  Signature
            0    1     0  this  Lorg/bouncycastle/dvcs/DVCSMessage;

  public abstract org.bouncycastle.asn1.ASN1Encodable getContent();
    descriptor: ()Lorg/bouncycastle/asn1/ASN1Encodable;
    flags: (0x0401) ACC_PUBLIC, ACC_ABSTRACT
}
SourceFile: "DVCSMessage.java"