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 class org.bouncycastle.asn1.cms.ecc.MQVuserKeyingMaterial extends org.bouncycastle.asn1.ASN1Encodable
  minor version: 0
  major version: 59
  flags: flags: (0x0021) ACC_PUBLIC, ACC_SUPER
  this_class: org.bouncycastle.asn1.cms.ecc.MQVuserKeyingMaterial
  super_class: org.bouncycastle.asn1.ASN1Encodable
{
  private org.bouncycastle.asn1.cms.OriginatorPublicKey ephemeralPublicKey;
    descriptor: Lorg/bouncycastle/asn1/cms/OriginatorPublicKey;
    flags: (0x0002) ACC_PRIVATE

  private org.bouncycastle.asn1.ASN1OctetString addedukm;
    descriptor: Lorg/bouncycastle/asn1/ASN1OctetString;
    flags: (0x0002) ACC_PRIVATE

  public void <init>(org.bouncycastle.asn1.cms.OriginatorPublicKey, org.bouncycastle.asn1.ASN1OctetString);
    descriptor: (Lorg/bouncycastle/asn1/cms/OriginatorPublicKey;Lorg/bouncycastle/asn1/ASN1OctetString;)V
    flags: (0x0001) ACC_PUBLIC
    Code:
      stack=2, locals=3, args_size=3
        start local 0 // org.bouncycastle.asn1.cms.ecc.MQVuserKeyingMaterial this
        start local 1 // org.bouncycastle.asn1.cms.OriginatorPublicKey ephemeralPublicKey
        start local 2 // org.bouncycastle.asn1.ASN1OctetString addedukm
         0: .line 19
            aload 0 /* this */
            invokespecial org.bouncycastle.asn1.ASN1Encodable.<init>:()V
         1: .line 25
            aload 0 /* this */
            aload 1 /* ephemeralPublicKey */
            putfield org.bouncycastle.asn1.cms.ecc.MQVuserKeyingMaterial.ephemeralPublicKey:Lorg/bouncycastle/asn1/cms/OriginatorPublicKey;
         2: .line 26
            aload 0 /* this */
            aload 2 /* addedukm */
            putfield org.bouncycastle.asn1.cms.ecc.MQVuserKeyingMaterial.addedukm:Lorg/bouncycastle/asn1/ASN1OctetString;
         3: .line 27
            return
        end local 2 // org.bouncycastle.asn1.ASN1OctetString addedukm
        end local 1 // org.bouncycastle.asn1.cms.OriginatorPublicKey ephemeralPublicKey
        end local 0 // org.bouncycastle.asn1.cms.ecc.MQVuserKeyingMaterial this
      LocalVariableTable:
        Start  End  Slot                Name  Signature
            0    4     0                this  Lorg/bouncycastle/asn1/cms/ecc/MQVuserKeyingMaterial;
            0    4     1  ephemeralPublicKey  Lorg/bouncycastle/asn1/cms/OriginatorPublicKey;
            0    4     2            addedukm  Lorg/bouncycastle/asn1/ASN1OctetString;
    MethodParameters:
                    Name  Flags
      ephemeralPublicKey  
      addedukm            

  private void <init>(org.bouncycastle.asn1.ASN1Sequence);
    descriptor: (Lorg/bouncycastle/asn1/ASN1Sequence;)V
    flags: (0x0002) ACC_PRIVATE
    Code:
      stack=3, locals=2, args_size=2
        start local 0 // org.bouncycastle.asn1.cms.ecc.MQVuserKeyingMaterial this
        start local 1 // org.bouncycastle.asn1.ASN1Sequence seq
         0: .line 29
            aload 0 /* this */
            invokespecial org.bouncycastle.asn1.ASN1Encodable.<init>:()V
         1: .line 34
            aload 0 /* this */
         2: .line 35
            aload 1 /* seq */
            iconst_0
            invokevirtual org.bouncycastle.asn1.ASN1Sequence.getObjectAt:(I)Lorg/bouncycastle/asn1/DEREncodable;
         3: .line 34
            invokestatic org.bouncycastle.asn1.cms.OriginatorPublicKey.getInstance:(Ljava/lang/Object;)Lorg/bouncycastle/asn1/cms/OriginatorPublicKey;
            putfield org.bouncycastle.asn1.cms.ecc.MQVuserKeyingMaterial.ephemeralPublicKey:Lorg/bouncycastle/asn1/cms/OriginatorPublicKey;
         4: .line 37
            aload 1 /* seq */
            invokevirtual org.bouncycastle.asn1.ASN1Sequence.size:()I
            iconst_1
            if_icmple 8
         5: .line 39
            aload 0 /* this */
         6: .line 40
            aload 1 /* seq */
            iconst_1
            invokevirtual org.bouncycastle.asn1.ASN1Sequence.getObjectAt:(I)Lorg/bouncycastle/asn1/DEREncodable;
            checkcast org.bouncycastle.asn1.ASN1TaggedObject
            iconst_1
         7: .line 39
            invokestatic org.bouncycastle.asn1.ASN1OctetString.getInstance:(Lorg/bouncycastle/asn1/ASN1TaggedObject;Z)Lorg/bouncycastle/asn1/ASN1OctetString;
            putfield org.bouncycastle.asn1.cms.ecc.MQVuserKeyingMaterial.addedukm:Lorg/bouncycastle/asn1/ASN1OctetString;
         8: .line 42
      StackMap locals: org.bouncycastle.asn1.cms.ecc.MQVuserKeyingMaterial org.bouncycastle.asn1.ASN1Sequence
      StackMap stack:
            return
        end local 1 // org.bouncycastle.asn1.ASN1Sequence seq
        end local 0 // org.bouncycastle.asn1.cms.ecc.MQVuserKeyingMaterial this
      LocalVariableTable:
        Start  End  Slot  Name  Signature
            0    9     0  this  Lorg/bouncycastle/asn1/cms/ecc/MQVuserKeyingMaterial;
            0    9     1   seq  Lorg/bouncycastle/asn1/ASN1Sequence;
    MethodParameters:
      Name  Flags
      seq   

  public static org.bouncycastle.asn1.cms.ecc.MQVuserKeyingMaterial getInstance(org.bouncycastle.asn1.ASN1TaggedObject, boolean);
    descriptor: (Lorg/bouncycastle/asn1/ASN1TaggedObject;Z)Lorg/bouncycastle/asn1/cms/ecc/MQVuserKeyingMaterial;
    flags: (0x0009) ACC_PUBLIC, ACC_STATIC
    Code:
      stack=2, locals=2, args_size=2
        start local 0 // org.bouncycastle.asn1.ASN1TaggedObject obj
        start local 1 // boolean explicit
         0: .line 57
            aload 0 /* obj */
            iload 1 /* explicit */
            invokestatic org.bouncycastle.asn1.ASN1Sequence.getInstance:(Lorg/bouncycastle/asn1/ASN1TaggedObject;Z)Lorg/bouncycastle/asn1/ASN1Sequence;
            invokestatic org.bouncycastle.asn1.cms.ecc.MQVuserKeyingMaterial.getInstance:(Ljava/lang/Object;)Lorg/bouncycastle/asn1/cms/ecc/MQVuserKeyingMaterial;
            areturn
        end local 1 // boolean explicit
        end local 0 // org.bouncycastle.asn1.ASN1TaggedObject obj
      LocalVariableTable:
        Start  End  Slot      Name  Signature
            0    1     0       obj  Lorg/bouncycastle/asn1/ASN1TaggedObject;
            0    1     1  explicit  Z
    MethodParameters:
          Name  Flags
      obj       
      explicit  

  public static org.bouncycastle.asn1.cms.ecc.MQVuserKeyingMaterial getInstance(java.lang.Object);
    descriptor: (Ljava/lang/Object;)Lorg/bouncycastle/asn1/cms/ecc/MQVuserKeyingMaterial;
    flags: (0x0009) ACC_PUBLIC, ACC_STATIC
    Code:
      stack=5, locals=1, args_size=1
        start local 0 // java.lang.Object obj
         0: .line 69
            aload 0 /* obj */
            ifnull 1
            aload 0 /* obj */
            instanceof org.bouncycastle.asn1.cms.ecc.MQVuserKeyingMaterial
            ifeq 2
         1: .line 71
      StackMap locals:
      StackMap stack:
            aload 0 /* obj */
            checkcast org.bouncycastle.asn1.cms.ecc.MQVuserKeyingMaterial
            areturn
         2: .line 74
      StackMap locals:
      StackMap stack:
            aload 0 /* obj */
            instanceof org.bouncycastle.asn1.ASN1Sequence
            ifeq 4
         3: .line 76
            new org.bouncycastle.asn1.cms.ecc.MQVuserKeyingMaterial
            dup
            aload 0 /* obj */
            checkcast org.bouncycastle.asn1.ASN1Sequence
            invokespecial org.bouncycastle.asn1.cms.ecc.MQVuserKeyingMaterial.<init>:(Lorg/bouncycastle/asn1/ASN1Sequence;)V
            areturn
         4: .line 79
      StackMap locals:
      StackMap stack:
            new java.lang.IllegalArgumentException
            dup
            new java.lang.StringBuilder
            dup
            ldc "Invalid MQVuserKeyingMaterial: "
            invokespecial java.lang.StringBuilder.<init>:(Ljava/lang/String;)V
            aload 0 /* obj */
            invokevirtual java.lang.Object.getClass:()Ljava/lang/Class;
            invokevirtual java.lang.Class.getName:()Ljava/lang/String;
            invokevirtual java.lang.StringBuilder.append:(Ljava/lang/String;)Ljava/lang/StringBuilder;
            invokevirtual java.lang.StringBuilder.toString:()Ljava/lang/String;
            invokespecial java.lang.IllegalArgumentException.<init>:(Ljava/lang/String;)V
            athrow
        end local 0 // java.lang.Object obj
      LocalVariableTable:
        Start  End  Slot  Name  Signature
            0    5     0   obj  Ljava/lang/Object;
    MethodParameters:
      Name  Flags
      obj   

  public org.bouncycastle.asn1.cms.OriginatorPublicKey getEphemeralPublicKey();
    descriptor: ()Lorg/bouncycastle/asn1/cms/OriginatorPublicKey;
    flags: (0x0001) ACC_PUBLIC
    Code:
      stack=1, locals=1, args_size=1
        start local 0 // org.bouncycastle.asn1.cms.ecc.MQVuserKeyingMaterial this
         0: .line 84
            aload 0 /* this */
            getfield org.bouncycastle.asn1.cms.ecc.MQVuserKeyingMaterial.ephemeralPublicKey:Lorg/bouncycastle/asn1/cms/OriginatorPublicKey;
            areturn
        end local 0 // org.bouncycastle.asn1.cms.ecc.MQVuserKeyingMaterial this
      LocalVariableTable:
        Start  End  Slot  Name  Signature
            0    1     0  this  Lorg/bouncycastle/asn1/cms/ecc/MQVuserKeyingMaterial;

  public org.bouncycastle.asn1.ASN1OctetString getAddedukm();
    descriptor: ()Lorg/bouncycastle/asn1/ASN1OctetString;
    flags: (0x0001) ACC_PUBLIC
    Code:
      stack=1, locals=1, args_size=1
        start local 0 // org.bouncycastle.asn1.cms.ecc.MQVuserKeyingMaterial this
         0: .line 89
            aload 0 /* this */
            getfield org.bouncycastle.asn1.cms.ecc.MQVuserKeyingMaterial.addedukm:Lorg/bouncycastle/asn1/ASN1OctetString;
            areturn
        end local 0 // org.bouncycastle.asn1.cms.ecc.MQVuserKeyingMaterial this
      LocalVariableTable:
        Start  End  Slot  Name  Signature
            0    1     0  this  Lorg/bouncycastle/asn1/cms/ecc/MQVuserKeyingMaterial;

  public org.bouncycastle.asn1.DERObject toASN1Object();
    descriptor: ()Lorg/bouncycastle/asn1/DERObject;
    flags: (0x0001) ACC_PUBLIC
    Code:
      stack=6, locals=2, args_size=1
        start local 0 // org.bouncycastle.asn1.cms.ecc.MQVuserKeyingMaterial this
         0: .line 102
            new org.bouncycastle.asn1.ASN1EncodableVector
            dup
            invokespecial org.bouncycastle.asn1.ASN1EncodableVector.<init>:()V
            astore 1 /* v */
        start local 1 // org.bouncycastle.asn1.ASN1EncodableVector v
         1: .line 103
            aload 1 /* v */
            aload 0 /* this */
            getfield org.bouncycastle.asn1.cms.ecc.MQVuserKeyingMaterial.ephemeralPublicKey:Lorg/bouncycastle/asn1/cms/OriginatorPublicKey;
            invokevirtual org.bouncycastle.asn1.ASN1EncodableVector.add:(Lorg/bouncycastle/asn1/DEREncodable;)V
         2: .line 105
            aload 0 /* this */
            getfield org.bouncycastle.asn1.cms.ecc.MQVuserKeyingMaterial.addedukm:Lorg/bouncycastle/asn1/ASN1OctetString;
            ifnull 4
         3: .line 107
            aload 1 /* v */
            new org.bouncycastle.asn1.DERTaggedObject
            dup
            iconst_1
            iconst_0
            aload 0 /* this */
            getfield org.bouncycastle.asn1.cms.ecc.MQVuserKeyingMaterial.addedukm:Lorg/bouncycastle/asn1/ASN1OctetString;
            invokespecial org.bouncycastle.asn1.DERTaggedObject.<init>:(ZILorg/bouncycastle/asn1/DEREncodable;)V
            invokevirtual org.bouncycastle.asn1.ASN1EncodableVector.add:(Lorg/bouncycastle/asn1/DEREncodable;)V
         4: .line 110
      StackMap locals: org.bouncycastle.asn1.ASN1EncodableVector
      StackMap stack:
            new org.bouncycastle.asn1.DERSequence
            dup
            aload 1 /* v */
            invokespecial org.bouncycastle.asn1.DERSequence.<init>:(Lorg/bouncycastle/asn1/ASN1EncodableVector;)V
            areturn
        end local 1 // org.bouncycastle.asn1.ASN1EncodableVector v
        end local 0 // org.bouncycastle.asn1.cms.ecc.MQVuserKeyingMaterial this
      LocalVariableTable:
        Start  End  Slot  Name  Signature
            0    5     0  this  Lorg/bouncycastle/asn1/cms/ecc/MQVuserKeyingMaterial;
            1    5     1     v  Lorg/bouncycastle/asn1/ASN1EncodableVector;
}
SourceFile: "MQVuserKeyingMaterial.java"