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. 
public class org.bouncycastle.cms.bc.BcCMSContentEncryptorBuilder
  minor version: 0
  major version: 59
  flags: flags: (0x0021) ACC_PUBLIC, ACC_SUPER
  this_class: org.bouncycastle.cms.bc.BcCMSContentEncryptorBuilder
  super_class: java.lang.Object
{
  private static java.util.Map keySizes;
    descriptor: Ljava/util/Map;
    flags: (0x000a) ACC_PRIVATE, ACC_STATIC

  private final org.bouncycastle.asn1.ASN1ObjectIdentifier encryptionOID;
    descriptor: Lorg/bouncycastle/asn1/ASN1ObjectIdentifier;
    flags: (0x0012) ACC_PRIVATE, ACC_FINAL

  private final int keySize;
    descriptor: I
    flags: (0x0012) ACC_PRIVATE, ACC_FINAL

  private org.bouncycastle.cms.bc.EnvelopedDataHelper helper;
    descriptor: Lorg/bouncycastle/cms/bc/EnvelopedDataHelper;
    flags: (0x0002) ACC_PRIVATE

  private java.security.SecureRandom random;
    descriptor: Ljava/security/SecureRandom;
    flags: (0x0002) ACC_PRIVATE

  static void <clinit>();
    descriptor: ()V
    flags: (0x0008) ACC_STATIC
    Code:
      stack=3, locals=0, args_size=0
         0: .line 21
            new java.util.HashMap
            dup
            invokespecial java.util.HashMap.<init>:()V
            putstatic org.bouncycastle.cms.bc.BcCMSContentEncryptorBuilder.keySizes:Ljava/util/Map;
         1: .line 25
            getstatic org.bouncycastle.cms.bc.BcCMSContentEncryptorBuilder.keySizes:Ljava/util/Map;
            getstatic org.bouncycastle.cms.CMSAlgorithm.AES128_CBC:Lorg/bouncycastle/asn1/ASN1ObjectIdentifier;
            sipush 128
            invokestatic org.bouncycastle.util.Integers.valueOf:(I)Ljava/lang/Integer;
            invokeinterface java.util.Map.put:(Ljava/lang/Object;Ljava/lang/Object;)Ljava/lang/Object;
            pop
         2: .line 26
            getstatic org.bouncycastle.cms.bc.BcCMSContentEncryptorBuilder.keySizes:Ljava/util/Map;
            getstatic org.bouncycastle.cms.CMSAlgorithm.AES192_CBC:Lorg/bouncycastle/asn1/ASN1ObjectIdentifier;
            sipush 192
            invokestatic org.bouncycastle.util.Integers.valueOf:(I)Ljava/lang/Integer;
            invokeinterface java.util.Map.put:(Ljava/lang/Object;Ljava/lang/Object;)Ljava/lang/Object;
            pop
         3: .line 27
            getstatic org.bouncycastle.cms.bc.BcCMSContentEncryptorBuilder.keySizes:Ljava/util/Map;
            getstatic org.bouncycastle.cms.CMSAlgorithm.AES256_CBC:Lorg/bouncycastle/asn1/ASN1ObjectIdentifier;
            sipush 256
            invokestatic org.bouncycastle.util.Integers.valueOf:(I)Ljava/lang/Integer;
            invokeinterface java.util.Map.put:(Ljava/lang/Object;Ljava/lang/Object;)Ljava/lang/Object;
            pop
         4: .line 29
            getstatic org.bouncycastle.cms.bc.BcCMSContentEncryptorBuilder.keySizes:Ljava/util/Map;
            getstatic org.bouncycastle.cms.CMSAlgorithm.CAMELLIA128_CBC:Lorg/bouncycastle/asn1/ASN1ObjectIdentifier;
            sipush 128
            invokestatic org.bouncycastle.util.Integers.valueOf:(I)Ljava/lang/Integer;
            invokeinterface java.util.Map.put:(Ljava/lang/Object;Ljava/lang/Object;)Ljava/lang/Object;
            pop
         5: .line 30
            getstatic org.bouncycastle.cms.bc.BcCMSContentEncryptorBuilder.keySizes:Ljava/util/Map;
            getstatic org.bouncycastle.cms.CMSAlgorithm.CAMELLIA192_CBC:Lorg/bouncycastle/asn1/ASN1ObjectIdentifier;
            sipush 192
            invokestatic org.bouncycastle.util.Integers.valueOf:(I)Ljava/lang/Integer;
            invokeinterface java.util.Map.put:(Ljava/lang/Object;Ljava/lang/Object;)Ljava/lang/Object;
            pop
         6: .line 31
            getstatic org.bouncycastle.cms.bc.BcCMSContentEncryptorBuilder.keySizes:Ljava/util/Map;
            getstatic org.bouncycastle.cms.CMSAlgorithm.CAMELLIA256_CBC:Lorg/bouncycastle/asn1/ASN1ObjectIdentifier;
            sipush 256
            invokestatic org.bouncycastle.util.Integers.valueOf:(I)Ljava/lang/Integer;
            invokeinterface java.util.Map.put:(Ljava/lang/Object;Ljava/lang/Object;)Ljava/lang/Object;
            pop
         7: .line 32
            return
      LocalVariableTable:
        Start  End  Slot  Name  Signature

  private static int getKeySize(org.bouncycastle.asn1.ASN1ObjectIdentifier);
    descriptor: (Lorg/bouncycastle/asn1/ASN1ObjectIdentifier;)I
    flags: (0x000a) ACC_PRIVATE, ACC_STATIC
    Code:
      stack=2, locals=2, args_size=1
        start local 0 // org.bouncycastle.asn1.ASN1ObjectIdentifier oid
         0: .line 36
            getstatic org.bouncycastle.cms.bc.BcCMSContentEncryptorBuilder.keySizes:Ljava/util/Map;
            aload 0 /* oid */
            invokeinterface java.util.Map.get:(Ljava/lang/Object;)Ljava/lang/Object;
            checkcast java.lang.Integer
            astore 1 /* size */
        start local 1 // java.lang.Integer size
         1: .line 38
            aload 1 /* size */
            ifnull 3
         2: .line 40
            aload 1 /* size */
            invokevirtual java.lang.Integer.intValue:()I
            ireturn
         3: .line 43
      StackMap locals: java.lang.Integer
      StackMap stack:
            iconst_m1
            ireturn
        end local 1 // java.lang.Integer size
        end local 0 // org.bouncycastle.asn1.ASN1ObjectIdentifier oid
      LocalVariableTable:
        Start  End  Slot  Name  Signature
            0    4     0   oid  Lorg/bouncycastle/asn1/ASN1ObjectIdentifier;
            1    4     1  size  Ljava/lang/Integer;
    MethodParameters:
      Name  Flags
      oid   

  public void <init>(org.bouncycastle.asn1.ASN1ObjectIdentifier);
    descriptor: (Lorg/bouncycastle/asn1/ASN1ObjectIdentifier;)V
    flags: (0x0001) ACC_PUBLIC
    Code:
      stack=3, locals=2, args_size=2
        start local 0 // org.bouncycastle.cms.bc.BcCMSContentEncryptorBuilder this
        start local 1 // org.bouncycastle.asn1.ASN1ObjectIdentifier encryptionOID
         0: .line 54
            aload 0 /* this */
            aload 1 /* encryptionOID */
            aload 1 /* encryptionOID */
            invokestatic org.bouncycastle.cms.bc.BcCMSContentEncryptorBuilder.getKeySize:(Lorg/bouncycastle/asn1/ASN1ObjectIdentifier;)I
            invokespecial org.bouncycastle.cms.bc.BcCMSContentEncryptorBuilder.<init>:(Lorg/bouncycastle/asn1/ASN1ObjectIdentifier;I)V
         1: .line 55
            return
        end local 1 // org.bouncycastle.asn1.ASN1ObjectIdentifier encryptionOID
        end local 0 // org.bouncycastle.cms.bc.BcCMSContentEncryptorBuilder this
      LocalVariableTable:
        Start  End  Slot           Name  Signature
            0    2     0           this  Lorg/bouncycastle/cms/bc/BcCMSContentEncryptorBuilder;
            0    2     1  encryptionOID  Lorg/bouncycastle/asn1/ASN1ObjectIdentifier;
    MethodParameters:
               Name  Flags
      encryptionOID  

  public void <init>(org.bouncycastle.asn1.ASN1ObjectIdentifier, int);
    descriptor: (Lorg/bouncycastle/asn1/ASN1ObjectIdentifier;I)V
    flags: (0x0001) ACC_PUBLIC
    Code:
      stack=3, locals=3, args_size=3
        start local 0 // org.bouncycastle.cms.bc.BcCMSContentEncryptorBuilder this
        start local 1 // org.bouncycastle.asn1.ASN1ObjectIdentifier encryptionOID
        start local 2 // int keySize
         0: .line 57
            aload 0 /* this */
            invokespecial java.lang.Object.<init>:()V
         1: .line 49
            aload 0 /* this */
            new org.bouncycastle.cms.bc.EnvelopedDataHelper
            dup
            invokespecial org.bouncycastle.cms.bc.EnvelopedDataHelper.<init>:()V
            putfield org.bouncycastle.cms.bc.BcCMSContentEncryptorBuilder.helper:Lorg/bouncycastle/cms/bc/EnvelopedDataHelper;
         2: .line 59
            aload 0 /* this */
            aload 1 /* encryptionOID */
            putfield org.bouncycastle.cms.bc.BcCMSContentEncryptorBuilder.encryptionOID:Lorg/bouncycastle/asn1/ASN1ObjectIdentifier;
         3: .line 60
            aload 0 /* this */
            iload 2 /* keySize */
            putfield org.bouncycastle.cms.bc.BcCMSContentEncryptorBuilder.keySize:I
         4: .line 61
            return
        end local 2 // int keySize
        end local 1 // org.bouncycastle.asn1.ASN1ObjectIdentifier encryptionOID
        end local 0 // org.bouncycastle.cms.bc.BcCMSContentEncryptorBuilder this
      LocalVariableTable:
        Start  End  Slot           Name  Signature
            0    5     0           this  Lorg/bouncycastle/cms/bc/BcCMSContentEncryptorBuilder;
            0    5     1  encryptionOID  Lorg/bouncycastle/asn1/ASN1ObjectIdentifier;
            0    5     2        keySize  I
    MethodParameters:
               Name  Flags
      encryptionOID  
      keySize        

  public org.bouncycastle.cms.bc.BcCMSContentEncryptorBuilder setSecureRandom(java.security.SecureRandom);
    descriptor: (Ljava/security/SecureRandom;)Lorg/bouncycastle/cms/bc/BcCMSContentEncryptorBuilder;
    flags: (0x0001) ACC_PUBLIC
    Code:
      stack=2, locals=2, args_size=2
        start local 0 // org.bouncycastle.cms.bc.BcCMSContentEncryptorBuilder this
        start local 1 // java.security.SecureRandom random
         0: .line 65
            aload 0 /* this */
            aload 1 /* random */
            putfield org.bouncycastle.cms.bc.BcCMSContentEncryptorBuilder.random:Ljava/security/SecureRandom;
         1: .line 67
            aload 0 /* this */
            areturn
        end local 1 // java.security.SecureRandom random
        end local 0 // org.bouncycastle.cms.bc.BcCMSContentEncryptorBuilder this
      LocalVariableTable:
        Start  End  Slot    Name  Signature
            0    2     0    this  Lorg/bouncycastle/cms/bc/BcCMSContentEncryptorBuilder;
            0    2     1  random  Ljava/security/SecureRandom;
    MethodParameters:
        Name  Flags
      random  

  public org.bouncycastle.operator.OutputEncryptor build();
    descriptor: ()Lorg/bouncycastle/operator/OutputEncryptor;
    flags: (0x0001) ACC_PUBLIC
    Code:
      stack=6, locals=1, args_size=1
        start local 0 // org.bouncycastle.cms.bc.BcCMSContentEncryptorBuilder this
         0: .line 73
            new org.bouncycastle.cms.bc.BcCMSContentEncryptorBuilder$CMSOutputEncryptor
            dup
            aload 0 /* this */
            aload 0 /* this */
            getfield org.bouncycastle.cms.bc.BcCMSContentEncryptorBuilder.encryptionOID:Lorg/bouncycastle/asn1/ASN1ObjectIdentifier;
            aload 0 /* this */
            getfield org.bouncycastle.cms.bc.BcCMSContentEncryptorBuilder.keySize:I
            aload 0 /* this */
            getfield org.bouncycastle.cms.bc.BcCMSContentEncryptorBuilder.random:Ljava/security/SecureRandom;
            invokespecial org.bouncycastle.cms.bc.BcCMSContentEncryptorBuilder$CMSOutputEncryptor.<init>:(Lorg/bouncycastle/cms/bc/BcCMSContentEncryptorBuilder;Lorg/bouncycastle/asn1/ASN1ObjectIdentifier;ILjava/security/SecureRandom;)V
            areturn
        end local 0 // org.bouncycastle.cms.bc.BcCMSContentEncryptorBuilder this
      LocalVariableTable:
        Start  End  Slot  Name  Signature
            0    1     0  this  Lorg/bouncycastle/cms/bc/BcCMSContentEncryptorBuilder;
    Exceptions:
      throws org.bouncycastle.cms.CMSException
}
SourceFile: "BcCMSContentEncryptorBuilder.java"
NestMembers:
  org.bouncycastle.cms.bc.BcCMSContentEncryptorBuilder$CMSOutputEncryptor
InnerClasses:
  private CMSOutputEncryptor = org.bouncycastle.cms.bc.BcCMSContentEncryptorBuilder$CMSOutputEncryptor of org.bouncycastle.cms.bc.BcCMSContentEncryptorBuilder