http://www.bouncycastle.org/java.html: The Bouncy Castle Crypto package is a Java implementation of cryptographic algorithms. This jar contains JCE provider and lightweight API for the Bouncy Castle Cryptography APIs for JDK 1.5. 
public abstract class org.bouncycastle.asn1.DERObject extends org.bouncycastle.asn1.ASN1Encodable implements org.bouncycastle.asn1.DERTags
  minor version: 0
  major version: 59
  flags: flags: (0x0421) ACC_PUBLIC, ACC_SUPER, ACC_ABSTRACT
  this_class: org.bouncycastle.asn1.DERObject
  super_class: org.bouncycastle.asn1.ASN1Encodable
{
  public void <init>();
    descriptor: ()V
    flags: (0x0001) ACC_PUBLIC
    Code:
      stack=1, locals=1, args_size=1
        start local 0 // org.bouncycastle.asn1.DERObject this
         0: .line 5
            aload 0 /* this */
            invokespecial org.bouncycastle.asn1.ASN1Encodable.<init>:()V
            return
        end local 0 // org.bouncycastle.asn1.DERObject this
      LocalVariableTable:
        Start  End  Slot  Name  Signature
            0    1     0  this  Lorg/bouncycastle/asn1/DERObject;

  public org.bouncycastle.asn1.DERObject toASN1Object();
    descriptor: ()Lorg/bouncycastle/asn1/DERObject;
    flags: (0x0001) ACC_PUBLIC
    Code:
      stack=1, locals=1, args_size=1
        start local 0 // org.bouncycastle.asn1.DERObject this
         0: .line 11
            aload 0 /* this */
            areturn
        end local 0 // org.bouncycastle.asn1.DERObject this
      LocalVariableTable:
        Start  End  Slot  Name  Signature
            0    1     0  this  Lorg/bouncycastle/asn1/DERObject;

  public abstract int hashCode();
    descriptor: ()I
    flags: (0x0401) ACC_PUBLIC, ACC_ABSTRACT

  public abstract boolean equals(java.lang.Object);
    descriptor: (Ljava/lang/Object;)Z
    flags: (0x0401) ACC_PUBLIC, ACC_ABSTRACT
    MethodParameters:
      Name  Flags
      o     

  abstract void encode(org.bouncycastle.asn1.DEROutputStream);
    descriptor: (Lorg/bouncycastle/asn1/DEROutputStream;)V
    flags: (0x0400) ACC_ABSTRACT
    Exceptions:
      throws java.io.IOException
    MethodParameters:
      Name  Flags
      out   
}
SourceFile: "DERObject.java"