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.KeyDerivationFunc extends org.bouncycastle.asn1.x509.AlgorithmIdentifier
  minor version: 0
  major version: 59
  flags: flags: (0x0021) ACC_PUBLIC, ACC_SUPER
  this_class: org.bouncycastle.asn1.pkcs.KeyDerivationFunc
  super_class: org.bouncycastle.asn1.x509.AlgorithmIdentifier
{
  void <init>(org.bouncycastle.asn1.ASN1Sequence);
    descriptor: (Lorg/bouncycastle/asn1/ASN1Sequence;)V
    flags: (0x0000) 
    Code:
      stack=2, locals=2, args_size=2
        start local 0 // org.bouncycastle.asn1.pkcs.KeyDerivationFunc this
        start local 1 // org.bouncycastle.asn1.ASN1Sequence seq
         0: .line 14
            aload 0 /* this */
            aload 1 /* seq */
            invokespecial org.bouncycastle.asn1.x509.AlgorithmIdentifier.<init>:(Lorg/bouncycastle/asn1/ASN1Sequence;)V
         1: .line 15
            return
        end local 1 // org.bouncycastle.asn1.ASN1Sequence seq
        end local 0 // org.bouncycastle.asn1.pkcs.KeyDerivationFunc this
      LocalVariableTable:
        Start  End  Slot  Name  Signature
            0    2     0  this  Lorg/bouncycastle/asn1/pkcs/KeyDerivationFunc;
            0    2     1   seq  Lorg/bouncycastle/asn1/ASN1Sequence;
    MethodParameters:
      Name  Flags
      seq   

  public void <init>(org.bouncycastle.asn1.DERObjectIdentifier, org.bouncycastle.asn1.ASN1Encodable);
    descriptor: (Lorg/bouncycastle/asn1/DERObjectIdentifier;Lorg/bouncycastle/asn1/ASN1Encodable;)V
    flags: (0x0001) ACC_PUBLIC
    Code:
      stack=3, locals=3, args_size=3
        start local 0 // org.bouncycastle.asn1.pkcs.KeyDerivationFunc this
        start local 1 // org.bouncycastle.asn1.DERObjectIdentifier id
        start local 2 // org.bouncycastle.asn1.ASN1Encodable params
         0: .line 21
            aload 0 /* this */
            aload 1 /* id */
            aload 2 /* params */
            invokespecial org.bouncycastle.asn1.x509.AlgorithmIdentifier.<init>:(Lorg/bouncycastle/asn1/DERObjectIdentifier;Lorg/bouncycastle/asn1/DEREncodable;)V
         1: .line 22
            return
        end local 2 // org.bouncycastle.asn1.ASN1Encodable params
        end local 1 // org.bouncycastle.asn1.DERObjectIdentifier id
        end local 0 // org.bouncycastle.asn1.pkcs.KeyDerivationFunc this
      LocalVariableTable:
        Start  End  Slot    Name  Signature
            0    2     0    this  Lorg/bouncycastle/asn1/pkcs/KeyDerivationFunc;
            0    2     1      id  Lorg/bouncycastle/asn1/DERObjectIdentifier;
            0    2     2  params  Lorg/bouncycastle/asn1/ASN1Encodable;
    MethodParameters:
        Name  Flags
      id      
      params  
}
SourceFile: "KeyDerivationFunc.java"