http://www.bouncycastle.org/java.html: The Bouncy Castle Java APIs for CMS, PKCS, EAC, TSP, CMP, CRMF, OCSP, and certificate generation. This jar contains APIs for JDK 1.5 to JDK 1.8. The APIs can be used in conjunction with a JCE/JCA provider such as the one provided with the Bouncy Castle Cryptography APIs.
  • The Legion of the Bouncy Castle Inc. 
class org.bouncycastle.pkcs.jcajce.JcePKCS12MacCalculatorBuilderProvider$1 implements org.bouncycastle.pkcs.PKCS12MacCalculatorBuilder
  minor version: 0
  major version: 59
  flags: flags: (0x0020) ACC_SUPER
  this_class: org.bouncycastle.pkcs.jcajce.JcePKCS12MacCalculatorBuilderProvider$1
  super_class: java.lang.Object
{
  final org.bouncycastle.pkcs.jcajce.JcePKCS12MacCalculatorBuilderProvider this$0;
    descriptor: Lorg/bouncycastle/pkcs/jcajce/JcePKCS12MacCalculatorBuilderProvider;
    flags: (0x1010) ACC_FINAL, ACC_SYNTHETIC

  private final org.bouncycastle.asn1.x509.AlgorithmIdentifier val$algorithmIdentifier;
    descriptor: Lorg/bouncycastle/asn1/x509/AlgorithmIdentifier;
    flags: (0x1012) ACC_PRIVATE, ACC_FINAL, ACC_SYNTHETIC

  void <init>(org.bouncycastle.pkcs.jcajce.JcePKCS12MacCalculatorBuilderProvider, org.bouncycastle.asn1.x509.AlgorithmIdentifier);
    descriptor: (Lorg/bouncycastle/pkcs/jcajce/JcePKCS12MacCalculatorBuilderProvider;Lorg/bouncycastle/asn1/x509/AlgorithmIdentifier;)V
    flags: (0x0000) 
    Code:
      stack=2, locals=3, args_size=3
        start local 0 // org.bouncycastle.pkcs.jcajce.JcePKCS12MacCalculatorBuilderProvider$1 this
         0: .line 51
            aload 0 /* this */
            aload 1
            putfield org.bouncycastle.pkcs.jcajce.JcePKCS12MacCalculatorBuilderProvider$1.this$0:Lorg/bouncycastle/pkcs/jcajce/JcePKCS12MacCalculatorBuilderProvider;
            aload 0 /* this */
            aload 2
            putfield org.bouncycastle.pkcs.jcajce.JcePKCS12MacCalculatorBuilderProvider$1.val$algorithmIdentifier:Lorg/bouncycastle/asn1/x509/AlgorithmIdentifier;
            aload 0 /* this */
            invokespecial java.lang.Object.<init>:()V
            return
        end local 0 // org.bouncycastle.pkcs.jcajce.JcePKCS12MacCalculatorBuilderProvider$1 this
      LocalVariableTable:
        Start  End  Slot  Name  Signature
            0    1     0  this  Lorg/bouncycastle/pkcs/jcajce/JcePKCS12MacCalculatorBuilderProvider$1;
    MethodParameters:
                         Name  Flags
      this$0                   final
      val$algorithmIdentifier  final

  public org.bouncycastle.operator.MacCalculator build(char[]);
    descriptor: ([C)Lorg/bouncycastle/operator/MacCalculator;
    flags: (0x0001) ACC_PUBLIC
    Code:
      stack=7, locals=7, args_size=2
        start local 0 // org.bouncycastle.pkcs.jcajce.JcePKCS12MacCalculatorBuilderProvider$1 this
        start local 1 // char[] password
         0: .line 56
            aload 0 /* this */
            getfield org.bouncycastle.pkcs.jcajce.JcePKCS12MacCalculatorBuilderProvider$1.val$algorithmIdentifier:Lorg/bouncycastle/asn1/x509/AlgorithmIdentifier;
            invokevirtual org.bouncycastle.asn1.x509.AlgorithmIdentifier.getParameters:()Lorg/bouncycastle/asn1/ASN1Encodable;
            invokestatic org.bouncycastle.asn1.pkcs.PKCS12PBEParams.getInstance:(Ljava/lang/Object;)Lorg/bouncycastle/asn1/pkcs/PKCS12PBEParams;
            astore 2 /* pbeParams */
        start local 2 // org.bouncycastle.asn1.pkcs.PKCS12PBEParams pbeParams
         1: .line 60
            aload 0 /* this */
            getfield org.bouncycastle.pkcs.jcajce.JcePKCS12MacCalculatorBuilderProvider$1.val$algorithmIdentifier:Lorg/bouncycastle/asn1/x509/AlgorithmIdentifier;
            invokevirtual org.bouncycastle.asn1.x509.AlgorithmIdentifier.getAlgorithm:()Lorg/bouncycastle/asn1/ASN1ObjectIdentifier;
            astore 3 /* algorithm */
        start local 3 // org.bouncycastle.asn1.ASN1ObjectIdentifier algorithm
         2: .line 62
            aload 0 /* this */
            getfield org.bouncycastle.pkcs.jcajce.JcePKCS12MacCalculatorBuilderProvider$1.this$0:Lorg/bouncycastle/pkcs/jcajce/JcePKCS12MacCalculatorBuilderProvider;
            getfield org.bouncycastle.pkcs.jcajce.JcePKCS12MacCalculatorBuilderProvider.helper:Lorg/bouncycastle/jcajce/util/JcaJceHelper;
            aload 3 /* algorithm */
            invokevirtual org.bouncycastle.asn1.ASN1ObjectIdentifier.getId:()Ljava/lang/String;
            invokeinterface org.bouncycastle.jcajce.util.JcaJceHelper.createMac:(Ljava/lang/String;)Ljavax/crypto/Mac;
            astore 4 /* mac */
        start local 4 // javax.crypto.Mac mac
         3: .line 64
            new javax.crypto.spec.PBEParameterSpec
            dup
            aload 2 /* pbeParams */
            invokevirtual org.bouncycastle.asn1.pkcs.PKCS12PBEParams.getIV:()[B
            aload 2 /* pbeParams */
            invokevirtual org.bouncycastle.asn1.pkcs.PKCS12PBEParams.getIterations:()Ljava/math/BigInteger;
            invokevirtual java.math.BigInteger.intValue:()I
            invokespecial javax.crypto.spec.PBEParameterSpec.<init>:([BI)V
            astore 5 /* defParams */
        start local 5 // javax.crypto.spec.PBEParameterSpec defParams
         4: .line 66
            new org.bouncycastle.jcajce.PKCS12Key
            dup
            aload 1 /* password */
            invokespecial org.bouncycastle.jcajce.PKCS12Key.<init>:([C)V
            astore 6 /* key */
        start local 6 // javax.crypto.SecretKey key
         5: .line 68
            aload 4 /* mac */
            aload 6 /* key */
            aload 5 /* defParams */
            invokevirtual javax.crypto.Mac.init:(Ljava/security/Key;Ljava/security/spec/AlgorithmParameterSpec;)V
         6: .line 70
            new org.bouncycastle.pkcs.jcajce.JcePKCS12MacCalculatorBuilderProvider$1$1
            dup
            aload 0 /* this */
            aload 3 /* algorithm */
            aload 2 /* pbeParams */
            aload 4 /* mac */
            aload 6 /* key */
            invokespecial org.bouncycastle.pkcs.jcajce.JcePKCS12MacCalculatorBuilderProvider$1$1.<init>:(Lorg/bouncycastle/pkcs/jcajce/JcePKCS12MacCalculatorBuilderProvider$1;Lorg/bouncycastle/asn1/ASN1ObjectIdentifier;Lorg/bouncycastle/asn1/pkcs/PKCS12PBEParams;Ljavax/crypto/Mac;Ljavax/crypto/SecretKey;)V
         7: areturn
        end local 6 // javax.crypto.SecretKey key
        end local 5 // javax.crypto.spec.PBEParameterSpec defParams
        end local 4 // javax.crypto.Mac mac
        end local 3 // org.bouncycastle.asn1.ASN1ObjectIdentifier algorithm
         8: .line 93
      StackMap locals: org.bouncycastle.pkcs.jcajce.JcePKCS12MacCalculatorBuilderProvider$1 char[] org.bouncycastle.asn1.pkcs.PKCS12PBEParams
      StackMap stack: java.lang.Exception
            astore 3 /* e */
        start local 3 // java.lang.Exception e
         9: .line 95
            new org.bouncycastle.operator.OperatorCreationException
            dup
            new java.lang.StringBuilder
            dup
            ldc "unable to create MAC calculator: "
            invokespecial java.lang.StringBuilder.<init>:(Ljava/lang/String;)V
            aload 3 /* e */
            invokevirtual java.lang.Exception.getMessage:()Ljava/lang/String;
            invokevirtual java.lang.StringBuilder.append:(Ljava/lang/String;)Ljava/lang/StringBuilder;
            invokevirtual java.lang.StringBuilder.toString:()Ljava/lang/String;
            aload 3 /* e */
            invokespecial org.bouncycastle.operator.OperatorCreationException.<init>:(Ljava/lang/String;Ljava/lang/Throwable;)V
            athrow
        end local 3 // java.lang.Exception e
        end local 2 // org.bouncycastle.asn1.pkcs.PKCS12PBEParams pbeParams
        end local 1 // char[] password
        end local 0 // org.bouncycastle.pkcs.jcajce.JcePKCS12MacCalculatorBuilderProvider$1 this
      LocalVariableTable:
        Start  End  Slot       Name  Signature
            0   10     0       this  Lorg/bouncycastle/pkcs/jcajce/JcePKCS12MacCalculatorBuilderProvider$1;
            0   10     1   password  [C
            1   10     2  pbeParams  Lorg/bouncycastle/asn1/pkcs/PKCS12PBEParams;
            2    8     3  algorithm  Lorg/bouncycastle/asn1/ASN1ObjectIdentifier;
            3    8     4        mac  Ljavax/crypto/Mac;
            4    8     5  defParams  Ljavax/crypto/spec/PBEParameterSpec;
            5    8     6        key  Ljavax/crypto/SecretKey;
            9   10     3          e  Ljava/lang/Exception;
      Exception table:
        from    to  target  type
           1     7       8  Class java.lang.Exception
    Exceptions:
      throws org.bouncycastle.operator.OperatorCreationException
    MethodParameters:
          Name  Flags
      password  final

  public org.bouncycastle.asn1.x509.AlgorithmIdentifier getDigestAlgorithmIdentifier();
    descriptor: ()Lorg/bouncycastle/asn1/x509/AlgorithmIdentifier;
    flags: (0x0001) ACC_PUBLIC
    Code:
      stack=4, locals=1, args_size=1
        start local 0 // org.bouncycastle.pkcs.jcajce.JcePKCS12MacCalculatorBuilderProvider$1 this
         0: .line 101
            new org.bouncycastle.asn1.x509.AlgorithmIdentifier
            dup
            aload 0 /* this */
            getfield org.bouncycastle.pkcs.jcajce.JcePKCS12MacCalculatorBuilderProvider$1.val$algorithmIdentifier:Lorg/bouncycastle/asn1/x509/AlgorithmIdentifier;
            invokevirtual org.bouncycastle.asn1.x509.AlgorithmIdentifier.getAlgorithm:()Lorg/bouncycastle/asn1/ASN1ObjectIdentifier;
            getstatic org.bouncycastle.asn1.DERNull.INSTANCE:Lorg/bouncycastle/asn1/DERNull;
            invokespecial org.bouncycastle.asn1.x509.AlgorithmIdentifier.<init>:(Lorg/bouncycastle/asn1/ASN1ObjectIdentifier;Lorg/bouncycastle/asn1/ASN1Encodable;)V
            areturn
        end local 0 // org.bouncycastle.pkcs.jcajce.JcePKCS12MacCalculatorBuilderProvider$1 this
      LocalVariableTable:
        Start  End  Slot  Name  Signature
            0    1     0  this  Lorg/bouncycastle/pkcs/jcajce/JcePKCS12MacCalculatorBuilderProvider$1;
}
SourceFile: "JcePKCS12MacCalculatorBuilderProvider.java"
EnclosingMethod: org.bouncycastle.pkcs.jcajce.JcePKCS12MacCalculatorBuilderProvider.get:(Lorg/bouncycastle/asn1/x509/AlgorithmIdentifier;)Lorg/bouncycastle/pkcs/PKCS12MacCalculatorBuilder;
NestHost: org.bouncycastle.pkcs.jcajce.JcePKCS12MacCalculatorBuilderProvider
InnerClasses:
  org.bouncycastle.pkcs.jcajce.JcePKCS12MacCalculatorBuilderProvider$1
  org.bouncycastle.pkcs.jcajce.JcePKCS12MacCalculatorBuilderProvider$1$1