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.cms.jcajce.JceKeyTransEnvelopedRecipient$1 implements org.bouncycastle.operator.InputDecryptor
  minor version: 0
  major version: 59
  flags: flags: (0x0020) ACC_SUPER
  this_class: org.bouncycastle.cms.jcajce.JceKeyTransEnvelopedRecipient$1
  super_class: java.lang.Object
{
  final org.bouncycastle.cms.jcajce.JceKeyTransEnvelopedRecipient this$0;
    descriptor: Lorg/bouncycastle/cms/jcajce/JceKeyTransEnvelopedRecipient;
    flags: (0x1010) ACC_FINAL, ACC_SYNTHETIC

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

  private final javax.crypto.Cipher val$dataCipher;
    descriptor: Ljavax/crypto/Cipher;
    flags: (0x1012) ACC_PRIVATE, ACC_FINAL, ACC_SYNTHETIC

  void <init>(org.bouncycastle.cms.jcajce.JceKeyTransEnvelopedRecipient, org.bouncycastle.asn1.x509.AlgorithmIdentifier, javax.crypto.Cipher);
    descriptor: (Lorg/bouncycastle/cms/jcajce/JceKeyTransEnvelopedRecipient;Lorg/bouncycastle/asn1/x509/AlgorithmIdentifier;Ljavax/crypto/Cipher;)V
    flags: (0x0000) 
    Code:
      stack=2, locals=4, args_size=4
        start local 0 // org.bouncycastle.cms.jcajce.JceKeyTransEnvelopedRecipient$1 this
         0: .line 30
            aload 0 /* this */
            aload 1
            putfield org.bouncycastle.cms.jcajce.JceKeyTransEnvelopedRecipient$1.this$0:Lorg/bouncycastle/cms/jcajce/JceKeyTransEnvelopedRecipient;
            aload 0 /* this */
            aload 2
            putfield org.bouncycastle.cms.jcajce.JceKeyTransEnvelopedRecipient$1.val$contentEncryptionAlgorithm:Lorg/bouncycastle/asn1/x509/AlgorithmIdentifier;
            aload 0 /* this */
            aload 3
            putfield org.bouncycastle.cms.jcajce.JceKeyTransEnvelopedRecipient$1.val$dataCipher:Ljavax/crypto/Cipher;
            aload 0 /* this */
            invokespecial java.lang.Object.<init>:()V
            return
        end local 0 // org.bouncycastle.cms.jcajce.JceKeyTransEnvelopedRecipient$1 this
      LocalVariableTable:
        Start  End  Slot  Name  Signature
            0    1     0  this  Lorg/bouncycastle/cms/jcajce/JceKeyTransEnvelopedRecipient$1;
    MethodParameters:
                                Name  Flags
      this$0                          final
      val$contentEncryptionAlgorithm  final
      val$dataCipher                  final

  public org.bouncycastle.asn1.x509.AlgorithmIdentifier getAlgorithmIdentifier();
    descriptor: ()Lorg/bouncycastle/asn1/x509/AlgorithmIdentifier;
    flags: (0x0001) ACC_PUBLIC
    Code:
      stack=1, locals=1, args_size=1
        start local 0 // org.bouncycastle.cms.jcajce.JceKeyTransEnvelopedRecipient$1 this
         0: .line 34
            aload 0 /* this */
            getfield org.bouncycastle.cms.jcajce.JceKeyTransEnvelopedRecipient$1.val$contentEncryptionAlgorithm:Lorg/bouncycastle/asn1/x509/AlgorithmIdentifier;
            areturn
        end local 0 // org.bouncycastle.cms.jcajce.JceKeyTransEnvelopedRecipient$1 this
      LocalVariableTable:
        Start  End  Slot  Name  Signature
            0    1     0  this  Lorg/bouncycastle/cms/jcajce/JceKeyTransEnvelopedRecipient$1;

  public java.io.InputStream getInputStream(java.io.InputStream);
    descriptor: (Ljava/io/InputStream;)Ljava/io/InputStream;
    flags: (0x0001) ACC_PUBLIC
    Code:
      stack=4, locals=2, args_size=2
        start local 0 // org.bouncycastle.cms.jcajce.JceKeyTransEnvelopedRecipient$1 this
        start local 1 // java.io.InputStream dataIn
         0: .line 39
            new org.bouncycastle.jcajce.io.CipherInputStream
            dup
            aload 1 /* dataIn */
            aload 0 /* this */
            getfield org.bouncycastle.cms.jcajce.JceKeyTransEnvelopedRecipient$1.val$dataCipher:Ljavax/crypto/Cipher;
            invokespecial org.bouncycastle.jcajce.io.CipherInputStream.<init>:(Ljava/io/InputStream;Ljavax/crypto/Cipher;)V
            areturn
        end local 1 // java.io.InputStream dataIn
        end local 0 // org.bouncycastle.cms.jcajce.JceKeyTransEnvelopedRecipient$1 this
      LocalVariableTable:
        Start  End  Slot    Name  Signature
            0    1     0    this  Lorg/bouncycastle/cms/jcajce/JceKeyTransEnvelopedRecipient$1;
            0    1     1  dataIn  Ljava/io/InputStream;
    MethodParameters:
        Name  Flags
      dataIn  
}
SourceFile: "JceKeyTransEnvelopedRecipient.java"
EnclosingMethod: org.bouncycastle.cms.jcajce.JceKeyTransEnvelopedRecipient.getRecipientOperator:(Lorg/bouncycastle/asn1/x509/AlgorithmIdentifier;Lorg/bouncycastle/asn1/x509/AlgorithmIdentifier;[B)Lorg/bouncycastle/cms/RecipientOperator;
NestHost: org.bouncycastle.cms.jcajce.JceKeyTransEnvelopedRecipient
InnerClasses:
  org.bouncycastle.cms.jcajce.JceKeyTransEnvelopedRecipient$1