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.pkcs.DHParameter extends org.bouncycastle.asn1.ASN1Encodable
  minor version: 0
  major version: 59
  flags: flags: (0x0021) ACC_PUBLIC, ACC_SUPER
  this_class: org.bouncycastle.asn1.pkcs.DHParameter
  super_class: org.bouncycastle.asn1.ASN1Encodable
{
  org.bouncycastle.asn1.DERInteger p;
    descriptor: Lorg/bouncycastle/asn1/DERInteger;
    flags: (0x0000) 

  org.bouncycastle.asn1.DERInteger g;
    descriptor: Lorg/bouncycastle/asn1/DERInteger;
    flags: (0x0000) 

  org.bouncycastle.asn1.DERInteger l;
    descriptor: Lorg/bouncycastle/asn1/DERInteger;
    flags: (0x0000) 

  public void <init>(java.math.BigInteger, java.math.BigInteger, int);
    descriptor: (Ljava/math/BigInteger;Ljava/math/BigInteger;I)V
    flags: (0x0001) ACC_PUBLIC
    Code:
      stack=4, locals=4, args_size=4
        start local 0 // org.bouncycastle.asn1.pkcs.DHParameter this
        start local 1 // java.math.BigInteger p
        start local 2 // java.math.BigInteger g
        start local 3 // int l
         0: .line 18
            aload 0 /* this */
            invokespecial org.bouncycastle.asn1.ASN1Encodable.<init>:()V
         1: .line 23
            aload 0 /* this */
            new org.bouncycastle.asn1.DERInteger
            dup
            aload 1 /* p */
            invokespecial org.bouncycastle.asn1.DERInteger.<init>:(Ljava/math/BigInteger;)V
            putfield org.bouncycastle.asn1.pkcs.DHParameter.p:Lorg/bouncycastle/asn1/DERInteger;
         2: .line 24
            aload 0 /* this */
            new org.bouncycastle.asn1.DERInteger
            dup
            aload 2 /* g */
            invokespecial org.bouncycastle.asn1.DERInteger.<init>:(Ljava/math/BigInteger;)V
            putfield org.bouncycastle.asn1.pkcs.DHParameter.g:Lorg/bouncycastle/asn1/DERInteger;
         3: .line 26
            iload 3 /* l */
            ifeq 6
         4: .line 28
            aload 0 /* this */
            new org.bouncycastle.asn1.DERInteger
            dup
            iload 3 /* l */
            invokespecial org.bouncycastle.asn1.DERInteger.<init>:(I)V
            putfield org.bouncycastle.asn1.pkcs.DHParameter.l:Lorg/bouncycastle/asn1/DERInteger;
         5: .line 29
            goto 7
         6: .line 32
      StackMap locals: org.bouncycastle.asn1.pkcs.DHParameter java.math.BigInteger java.math.BigInteger int
      StackMap stack:
            aload 0 /* this */
            aconst_null
            putfield org.bouncycastle.asn1.pkcs.DHParameter.l:Lorg/bouncycastle/asn1/DERInteger;
         7: .line 34
      StackMap locals:
      StackMap stack:
            return
        end local 3 // int l
        end local 2 // java.math.BigInteger g
        end local 1 // java.math.BigInteger p
        end local 0 // org.bouncycastle.asn1.pkcs.DHParameter this
      LocalVariableTable:
        Start  End  Slot  Name  Signature
            0    8     0  this  Lorg/bouncycastle/asn1/pkcs/DHParameter;
            0    8     1     p  Ljava/math/BigInteger;
            0    8     2     g  Ljava/math/BigInteger;
            0    8     3     l  I
    MethodParameters:
      Name  Flags
      p     
      g     
      l     

  public void <init>(org.bouncycastle.asn1.ASN1Sequence);
    descriptor: (Lorg/bouncycastle/asn1/ASN1Sequence;)V
    flags: (0x0001) ACC_PUBLIC
    Code:
      stack=2, locals=3, args_size=2
        start local 0 // org.bouncycastle.asn1.pkcs.DHParameter this
        start local 1 // org.bouncycastle.asn1.ASN1Sequence seq
         0: .line 36
            aload 0 /* this */
            invokespecial org.bouncycastle.asn1.ASN1Encodable.<init>:()V
         1: .line 39
            aload 1 /* seq */
            invokevirtual org.bouncycastle.asn1.ASN1Sequence.getObjects:()Ljava/util/Enumeration;
            astore 2 /* e */
        start local 2 // java.util.Enumeration e
         2: .line 41
            aload 0 /* this */
            aload 2 /* e */
            invokeinterface java.util.Enumeration.nextElement:()Ljava/lang/Object;
            checkcast org.bouncycastle.asn1.DERInteger
            putfield org.bouncycastle.asn1.pkcs.DHParameter.p:Lorg/bouncycastle/asn1/DERInteger;
         3: .line 42
            aload 0 /* this */
            aload 2 /* e */
            invokeinterface java.util.Enumeration.nextElement:()Ljava/lang/Object;
            checkcast org.bouncycastle.asn1.DERInteger
            putfield org.bouncycastle.asn1.pkcs.DHParameter.g:Lorg/bouncycastle/asn1/DERInteger;
         4: .line 44
            aload 2 /* e */
            invokeinterface java.util.Enumeration.hasMoreElements:()Z
            ifeq 7
         5: .line 46
            aload 0 /* this */
            aload 2 /* e */
            invokeinterface java.util.Enumeration.nextElement:()Ljava/lang/Object;
            checkcast org.bouncycastle.asn1.DERInteger
            putfield org.bouncycastle.asn1.pkcs.DHParameter.l:Lorg/bouncycastle/asn1/DERInteger;
         6: .line 47
            goto 8
         7: .line 50
      StackMap locals: org.bouncycastle.asn1.pkcs.DHParameter org.bouncycastle.asn1.ASN1Sequence java.util.Enumeration
      StackMap stack:
            aload 0 /* this */
            aconst_null
            putfield org.bouncycastle.asn1.pkcs.DHParameter.l:Lorg/bouncycastle/asn1/DERInteger;
         8: .line 52
      StackMap locals:
      StackMap stack:
            return
        end local 2 // java.util.Enumeration e
        end local 1 // org.bouncycastle.asn1.ASN1Sequence seq
        end local 0 // org.bouncycastle.asn1.pkcs.DHParameter this
      LocalVariableTable:
        Start  End  Slot  Name  Signature
            0    9     0  this  Lorg/bouncycastle/asn1/pkcs/DHParameter;
            0    9     1   seq  Lorg/bouncycastle/asn1/ASN1Sequence;
            2    9     2     e  Ljava/util/Enumeration;
    MethodParameters:
      Name  Flags
      seq   

  public java.math.BigInteger getP();
    descriptor: ()Ljava/math/BigInteger;
    flags: (0x0001) ACC_PUBLIC
    Code:
      stack=1, locals=1, args_size=1
        start local 0 // org.bouncycastle.asn1.pkcs.DHParameter this
         0: .line 56
            aload 0 /* this */
            getfield org.bouncycastle.asn1.pkcs.DHParameter.p:Lorg/bouncycastle/asn1/DERInteger;
            invokevirtual org.bouncycastle.asn1.DERInteger.getPositiveValue:()Ljava/math/BigInteger;
            areturn
        end local 0 // org.bouncycastle.asn1.pkcs.DHParameter this
      LocalVariableTable:
        Start  End  Slot  Name  Signature
            0    1     0  this  Lorg/bouncycastle/asn1/pkcs/DHParameter;

  public java.math.BigInteger getG();
    descriptor: ()Ljava/math/BigInteger;
    flags: (0x0001) ACC_PUBLIC
    Code:
      stack=1, locals=1, args_size=1
        start local 0 // org.bouncycastle.asn1.pkcs.DHParameter this
         0: .line 61
            aload 0 /* this */
            getfield org.bouncycastle.asn1.pkcs.DHParameter.g:Lorg/bouncycastle/asn1/DERInteger;
            invokevirtual org.bouncycastle.asn1.DERInteger.getPositiveValue:()Ljava/math/BigInteger;
            areturn
        end local 0 // org.bouncycastle.asn1.pkcs.DHParameter this
      LocalVariableTable:
        Start  End  Slot  Name  Signature
            0    1     0  this  Lorg/bouncycastle/asn1/pkcs/DHParameter;

  public java.math.BigInteger getL();
    descriptor: ()Ljava/math/BigInteger;
    flags: (0x0001) ACC_PUBLIC
    Code:
      stack=1, locals=1, args_size=1
        start local 0 // org.bouncycastle.asn1.pkcs.DHParameter this
         0: .line 66
            aload 0 /* this */
            getfield org.bouncycastle.asn1.pkcs.DHParameter.l:Lorg/bouncycastle/asn1/DERInteger;
            ifnonnull 2
         1: .line 68
            aconst_null
            areturn
         2: .line 71
      StackMap locals:
      StackMap stack:
            aload 0 /* this */
            getfield org.bouncycastle.asn1.pkcs.DHParameter.l:Lorg/bouncycastle/asn1/DERInteger;
            invokevirtual org.bouncycastle.asn1.DERInteger.getPositiveValue:()Ljava/math/BigInteger;
            areturn
        end local 0 // org.bouncycastle.asn1.pkcs.DHParameter this
      LocalVariableTable:
        Start  End  Slot  Name  Signature
            0    3     0  this  Lorg/bouncycastle/asn1/pkcs/DHParameter;

  public org.bouncycastle.asn1.DERObject toASN1Object();
    descriptor: ()Lorg/bouncycastle/asn1/DERObject;
    flags: (0x0001) ACC_PUBLIC
    Code:
      stack=3, locals=2, args_size=1
        start local 0 // org.bouncycastle.asn1.pkcs.DHParameter this
         0: .line 76
            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 78
            aload 1 /* v */
            aload 0 /* this */
            getfield org.bouncycastle.asn1.pkcs.DHParameter.p:Lorg/bouncycastle/asn1/DERInteger;
            invokevirtual org.bouncycastle.asn1.ASN1EncodableVector.add:(Lorg/bouncycastle/asn1/DEREncodable;)V
         2: .line 79
            aload 1 /* v */
            aload 0 /* this */
            getfield org.bouncycastle.asn1.pkcs.DHParameter.g:Lorg/bouncycastle/asn1/DERInteger;
            invokevirtual org.bouncycastle.asn1.ASN1EncodableVector.add:(Lorg/bouncycastle/asn1/DEREncodable;)V
         3: .line 81
            aload 0 /* this */
            invokevirtual org.bouncycastle.asn1.pkcs.DHParameter.getL:()Ljava/math/BigInteger;
            ifnull 5
         4: .line 83
            aload 1 /* v */
            aload 0 /* this */
            getfield org.bouncycastle.asn1.pkcs.DHParameter.l:Lorg/bouncycastle/asn1/DERInteger;
            invokevirtual org.bouncycastle.asn1.ASN1EncodableVector.add:(Lorg/bouncycastle/asn1/DEREncodable;)V
         5: .line 86
      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.pkcs.DHParameter this
      LocalVariableTable:
        Start  End  Slot  Name  Signature
            0    6     0  this  Lorg/bouncycastle/asn1/pkcs/DHParameter;
            1    6     1     v  Lorg/bouncycastle/asn1/ASN1EncodableVector;
}
SourceFile: "DHParameter.java"