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.PBES2Algorithms extends org.bouncycastle.asn1.x509.AlgorithmIdentifier implements org.bouncycastle.asn1.pkcs.PKCSObjectIdentifiers
  minor version: 0
  major version: 59
  flags: flags: (0x0021) ACC_PUBLIC, ACC_SUPER
  this_class: org.bouncycastle.asn1.pkcs.PBES2Algorithms
  super_class: org.bouncycastle.asn1.x509.AlgorithmIdentifier
{
  private org.bouncycastle.asn1.DERObjectIdentifier objectId;
    descriptor: Lorg/bouncycastle/asn1/DERObjectIdentifier;
    flags: (0x0002) ACC_PRIVATE

  private org.bouncycastle.asn1.pkcs.KeyDerivationFunc func;
    descriptor: Lorg/bouncycastle/asn1/pkcs/KeyDerivationFunc;
    flags: (0x0002) ACC_PRIVATE

  private org.bouncycastle.asn1.pkcs.EncryptionScheme scheme;
    descriptor: Lorg/bouncycastle/asn1/pkcs/EncryptionScheme;
    flags: (0x0002) ACC_PRIVATE

  public void <init>(org.bouncycastle.asn1.ASN1Sequence);
    descriptor: (Lorg/bouncycastle/asn1/ASN1Sequence;)V
    flags: (0x0001) ACC_PUBLIC
    Code:
      stack=6, locals=5, args_size=2
        start local 0 // org.bouncycastle.asn1.pkcs.PBES2Algorithms this
        start local 1 // org.bouncycastle.asn1.ASN1Sequence obj
         0: .line 25
            aload 0 /* this */
            aload 1 /* obj */
            invokespecial org.bouncycastle.asn1.x509.AlgorithmIdentifier.<init>:(Lorg/bouncycastle/asn1/ASN1Sequence;)V
         1: .line 27
            aload 1 /* obj */
            invokevirtual org.bouncycastle.asn1.ASN1Sequence.getObjects:()Ljava/util/Enumeration;
            astore 2 /* e */
        start local 2 // java.util.Enumeration e
         2: .line 29
            aload 0 /* this */
            aload 2 /* e */
            invokeinterface java.util.Enumeration.nextElement:()Ljava/lang/Object;
            checkcast org.bouncycastle.asn1.DERObjectIdentifier
            putfield org.bouncycastle.asn1.pkcs.PBES2Algorithms.objectId:Lorg/bouncycastle/asn1/DERObjectIdentifier;
         3: .line 31
            aload 2 /* e */
            invokeinterface java.util.Enumeration.nextElement:()Ljava/lang/Object;
            checkcast org.bouncycastle.asn1.ASN1Sequence
            astore 3 /* seq */
        start local 3 // org.bouncycastle.asn1.ASN1Sequence seq
         4: .line 33
            aload 3 /* seq */
            invokevirtual org.bouncycastle.asn1.ASN1Sequence.getObjects:()Ljava/util/Enumeration;
            astore 2 /* e */
         5: .line 35
            aload 2 /* e */
            invokeinterface java.util.Enumeration.nextElement:()Ljava/lang/Object;
            checkcast org.bouncycastle.asn1.ASN1Sequence
            astore 4 /* funcSeq */
        start local 4 // org.bouncycastle.asn1.ASN1Sequence funcSeq
         6: .line 37
            aload 4 /* funcSeq */
            iconst_0
            invokevirtual org.bouncycastle.asn1.ASN1Sequence.getObjectAt:(I)Lorg/bouncycastle/asn1/DEREncodable;
            getstatic org.bouncycastle.asn1.pkcs.PBES2Algorithms.id_PBKDF2:Lorg/bouncycastle/asn1/ASN1ObjectIdentifier;
            invokevirtual java.lang.Object.equals:(Ljava/lang/Object;)Z
            ifeq 9
         7: .line 39
            aload 0 /* this */
            new org.bouncycastle.asn1.pkcs.KeyDerivationFunc
            dup
            getstatic org.bouncycastle.asn1.pkcs.PBES2Algorithms.id_PBKDF2:Lorg/bouncycastle/asn1/ASN1ObjectIdentifier;
            aload 4 /* funcSeq */
            iconst_1
            invokevirtual org.bouncycastle.asn1.ASN1Sequence.getObjectAt:(I)Lorg/bouncycastle/asn1/DEREncodable;
            invokestatic org.bouncycastle.asn1.pkcs.PBKDF2Params.getInstance:(Ljava/lang/Object;)Lorg/bouncycastle/asn1/pkcs/PBKDF2Params;
            invokespecial org.bouncycastle.asn1.pkcs.KeyDerivationFunc.<init>:(Lorg/bouncycastle/asn1/DERObjectIdentifier;Lorg/bouncycastle/asn1/ASN1Encodable;)V
            putfield org.bouncycastle.asn1.pkcs.PBES2Algorithms.func:Lorg/bouncycastle/asn1/pkcs/KeyDerivationFunc;
         8: .line 40
            goto 10
         9: .line 43
      StackMap locals: org.bouncycastle.asn1.pkcs.PBES2Algorithms org.bouncycastle.asn1.ASN1Sequence java.util.Enumeration org.bouncycastle.asn1.ASN1Sequence org.bouncycastle.asn1.ASN1Sequence
      StackMap stack:
            aload 0 /* this */
            new org.bouncycastle.asn1.pkcs.KeyDerivationFunc
            dup
            aload 4 /* funcSeq */
            invokespecial org.bouncycastle.asn1.pkcs.KeyDerivationFunc.<init>:(Lorg/bouncycastle/asn1/ASN1Sequence;)V
            putfield org.bouncycastle.asn1.pkcs.PBES2Algorithms.func:Lorg/bouncycastle/asn1/pkcs/KeyDerivationFunc;
        10: .line 46
      StackMap locals:
      StackMap stack:
            aload 0 /* this */
            new org.bouncycastle.asn1.pkcs.EncryptionScheme
            dup
            aload 2 /* e */
            invokeinterface java.util.Enumeration.nextElement:()Ljava/lang/Object;
            checkcast org.bouncycastle.asn1.ASN1Sequence
            invokespecial org.bouncycastle.asn1.pkcs.EncryptionScheme.<init>:(Lorg/bouncycastle/asn1/ASN1Sequence;)V
            putfield org.bouncycastle.asn1.pkcs.PBES2Algorithms.scheme:Lorg/bouncycastle/asn1/pkcs/EncryptionScheme;
        11: .line 47
            return
        end local 4 // org.bouncycastle.asn1.ASN1Sequence funcSeq
        end local 3 // org.bouncycastle.asn1.ASN1Sequence seq
        end local 2 // java.util.Enumeration e
        end local 1 // org.bouncycastle.asn1.ASN1Sequence obj
        end local 0 // org.bouncycastle.asn1.pkcs.PBES2Algorithms this
      LocalVariableTable:
        Start  End  Slot     Name  Signature
            0   12     0     this  Lorg/bouncycastle/asn1/pkcs/PBES2Algorithms;
            0   12     1      obj  Lorg/bouncycastle/asn1/ASN1Sequence;
            2   12     2        e  Ljava/util/Enumeration;
            4   12     3      seq  Lorg/bouncycastle/asn1/ASN1Sequence;
            6   12     4  funcSeq  Lorg/bouncycastle/asn1/ASN1Sequence;
    MethodParameters:
      Name  Flags
      obj   

  public org.bouncycastle.asn1.DERObjectIdentifier getObjectId();
    descriptor: ()Lorg/bouncycastle/asn1/DERObjectIdentifier;
    flags: (0x0001) ACC_PUBLIC
    Code:
      stack=1, locals=1, args_size=1
        start local 0 // org.bouncycastle.asn1.pkcs.PBES2Algorithms this
         0: .line 51
            aload 0 /* this */
            getfield org.bouncycastle.asn1.pkcs.PBES2Algorithms.objectId:Lorg/bouncycastle/asn1/DERObjectIdentifier;
            areturn
        end local 0 // org.bouncycastle.asn1.pkcs.PBES2Algorithms this
      LocalVariableTable:
        Start  End  Slot  Name  Signature
            0    1     0  this  Lorg/bouncycastle/asn1/pkcs/PBES2Algorithms;

  public org.bouncycastle.asn1.pkcs.KeyDerivationFunc getKeyDerivationFunc();
    descriptor: ()Lorg/bouncycastle/asn1/pkcs/KeyDerivationFunc;
    flags: (0x0001) ACC_PUBLIC
    Code:
      stack=1, locals=1, args_size=1
        start local 0 // org.bouncycastle.asn1.pkcs.PBES2Algorithms this
         0: .line 56
            aload 0 /* this */
            getfield org.bouncycastle.asn1.pkcs.PBES2Algorithms.func:Lorg/bouncycastle/asn1/pkcs/KeyDerivationFunc;
            areturn
        end local 0 // org.bouncycastle.asn1.pkcs.PBES2Algorithms this
      LocalVariableTable:
        Start  End  Slot  Name  Signature
            0    1     0  this  Lorg/bouncycastle/asn1/pkcs/PBES2Algorithms;

  public org.bouncycastle.asn1.pkcs.EncryptionScheme getEncryptionScheme();
    descriptor: ()Lorg/bouncycastle/asn1/pkcs/EncryptionScheme;
    flags: (0x0001) ACC_PUBLIC
    Code:
      stack=1, locals=1, args_size=1
        start local 0 // org.bouncycastle.asn1.pkcs.PBES2Algorithms this
         0: .line 61
            aload 0 /* this */
            getfield org.bouncycastle.asn1.pkcs.PBES2Algorithms.scheme:Lorg/bouncycastle/asn1/pkcs/EncryptionScheme;
            areturn
        end local 0 // org.bouncycastle.asn1.pkcs.PBES2Algorithms this
      LocalVariableTable:
        Start  End  Slot  Name  Signature
            0    1     0  this  Lorg/bouncycastle/asn1/pkcs/PBES2Algorithms;

  public org.bouncycastle.asn1.DERObject getDERObject();
    descriptor: ()Lorg/bouncycastle/asn1/DERObject;
    flags: (0x0001) ACC_PUBLIC
    Code:
      stack=4, locals=3, args_size=1
        start local 0 // org.bouncycastle.asn1.pkcs.PBES2Algorithms this
         0: .line 66
            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 67
            new org.bouncycastle.asn1.ASN1EncodableVector
            dup
            invokespecial org.bouncycastle.asn1.ASN1EncodableVector.<init>:()V
            astore 2 /* subV */
        start local 2 // org.bouncycastle.asn1.ASN1EncodableVector subV
         2: .line 69
            aload 1 /* v */
            aload 0 /* this */
            getfield org.bouncycastle.asn1.pkcs.PBES2Algorithms.objectId:Lorg/bouncycastle/asn1/DERObjectIdentifier;
            invokevirtual org.bouncycastle.asn1.ASN1EncodableVector.add:(Lorg/bouncycastle/asn1/DEREncodable;)V
         3: .line 71
            aload 2 /* subV */
            aload 0 /* this */
            getfield org.bouncycastle.asn1.pkcs.PBES2Algorithms.func:Lorg/bouncycastle/asn1/pkcs/KeyDerivationFunc;
            invokevirtual org.bouncycastle.asn1.ASN1EncodableVector.add:(Lorg/bouncycastle/asn1/DEREncodable;)V
         4: .line 72
            aload 2 /* subV */
            aload 0 /* this */
            getfield org.bouncycastle.asn1.pkcs.PBES2Algorithms.scheme:Lorg/bouncycastle/asn1/pkcs/EncryptionScheme;
            invokevirtual org.bouncycastle.asn1.ASN1EncodableVector.add:(Lorg/bouncycastle/asn1/DEREncodable;)V
         5: .line 73
            aload 1 /* v */
            new org.bouncycastle.asn1.DERSequence
            dup
            aload 2 /* subV */
            invokespecial org.bouncycastle.asn1.DERSequence.<init>:(Lorg/bouncycastle/asn1/ASN1EncodableVector;)V
            invokevirtual org.bouncycastle.asn1.ASN1EncodableVector.add:(Lorg/bouncycastle/asn1/DEREncodable;)V
         6: .line 75
            new org.bouncycastle.asn1.DERSequence
            dup
            aload 1 /* v */
            invokespecial org.bouncycastle.asn1.DERSequence.<init>:(Lorg/bouncycastle/asn1/ASN1EncodableVector;)V
            areturn
        end local 2 // org.bouncycastle.asn1.ASN1EncodableVector subV
        end local 1 // org.bouncycastle.asn1.ASN1EncodableVector v
        end local 0 // org.bouncycastle.asn1.pkcs.PBES2Algorithms this
      LocalVariableTable:
        Start  End  Slot  Name  Signature
            0    7     0  this  Lorg/bouncycastle/asn1/pkcs/PBES2Algorithms;
            1    7     1     v  Lorg/bouncycastle/asn1/ASN1EncodableVector;
            2    7     2  subV  Lorg/bouncycastle/asn1/ASN1EncodableVector;
}
SourceFile: "PBES2Algorithms.java"