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 to JDK 1.8.
  • The Legion of the Bouncy Castle Inc. 
public class org.bouncycastle.asn1.eac.RSAPublicKey extends org.bouncycastle.asn1.eac.PublicKeyDataObject
  minor version: 0
  major version: 59
  flags: flags: (0x0021) ACC_PUBLIC, ACC_SUPER
  this_class: org.bouncycastle.asn1.eac.RSAPublicKey
  super_class: org.bouncycastle.asn1.eac.PublicKeyDataObject
{
  private org.bouncycastle.asn1.ASN1ObjectIdentifier usage;
    descriptor: Lorg/bouncycastle/asn1/ASN1ObjectIdentifier;
    flags: (0x0002) ACC_PRIVATE

  private java.math.BigInteger modulus;
    descriptor: Ljava/math/BigInteger;
    flags: (0x0002) ACC_PRIVATE

  private java.math.BigInteger exponent;
    descriptor: Ljava/math/BigInteger;
    flags: (0x0002) ACC_PRIVATE

  private int valid;
    descriptor: I
    flags: (0x0002) ACC_PRIVATE

  private static int modulusValid;
    descriptor: I
    flags: (0x000a) ACC_PRIVATE, ACC_STATIC

  private static int exponentValid;
    descriptor: I
    flags: (0x000a) ACC_PRIVATE, ACC_STATIC

  static void <clinit>();
    descriptor: ()V
    flags: (0x0008) ACC_STATIC
    Code:
      stack=1, locals=0, args_size=0
         0: .line 31
            iconst_1
            putstatic org.bouncycastle.asn1.eac.RSAPublicKey.modulusValid:I
         1: .line 32
            iconst_2
            putstatic org.bouncycastle.asn1.eac.RSAPublicKey.exponentValid:I
            return
      LocalVariableTable:
        Start  End  Slot  Name  Signature

  void <init>(org.bouncycastle.asn1.ASN1Sequence);
    descriptor: (Lorg/bouncycastle/asn1/ASN1Sequence;)V
    flags: (0x0000) 
    Code:
      stack=5, locals=4, args_size=2
        start local 0 // org.bouncycastle.asn1.eac.RSAPublicKey this
        start local 1 // org.bouncycastle.asn1.ASN1Sequence seq
         0: .line 34
            aload 0 /* this */
            invokespecial org.bouncycastle.asn1.eac.PublicKeyDataObject.<init>:()V
         1: .line 30
            aload 0 /* this */
            iconst_0
            putfield org.bouncycastle.asn1.eac.RSAPublicKey.valid:I
         2: .line 36
            aload 1 /* seq */
            invokevirtual org.bouncycastle.asn1.ASN1Sequence.getObjects:()Ljava/util/Enumeration;
            astore 2 /* en */
        start local 2 // java.util.Enumeration en
         3: .line 38
            aload 0 /* this */
            aload 2 /* en */
            invokeinterface java.util.Enumeration.nextElement:()Ljava/lang/Object;
            invokestatic org.bouncycastle.asn1.ASN1ObjectIdentifier.getInstance:(Ljava/lang/Object;)Lorg/bouncycastle/asn1/ASN1ObjectIdentifier;
            putfield org.bouncycastle.asn1.eac.RSAPublicKey.usage:Lorg/bouncycastle/asn1/ASN1ObjectIdentifier;
         4: .line 40
            goto 12
         5: .line 42
      StackMap locals: org.bouncycastle.asn1.eac.RSAPublicKey org.bouncycastle.asn1.ASN1Sequence java.util.Enumeration
      StackMap stack:
            aload 2 /* en */
            invokeinterface java.util.Enumeration.nextElement:()Ljava/lang/Object;
            invokestatic org.bouncycastle.asn1.eac.UnsignedInteger.getInstance:(Ljava/lang/Object;)Lorg/bouncycastle/asn1/eac/UnsignedInteger;
            astore 3 /* val */
        start local 3 // org.bouncycastle.asn1.eac.UnsignedInteger val
         6: .line 44
            aload 3 /* val */
            invokevirtual org.bouncycastle.asn1.eac.UnsignedInteger.getTagNo:()I
            tableswitch { // 1 - 2
                    1: 7
                    2: 9
              default: 11
          }
         7: .line 47
      StackMap locals: org.bouncycastle.asn1.eac.UnsignedInteger
      StackMap stack:
            aload 0 /* this */
            aload 3 /* val */
            invokevirtual org.bouncycastle.asn1.eac.RSAPublicKey.setModulus:(Lorg/bouncycastle/asn1/eac/UnsignedInteger;)V
         8: .line 48
            goto 12
         9: .line 50
      StackMap locals:
      StackMap stack:
            aload 0 /* this */
            aload 3 /* val */
            invokevirtual org.bouncycastle.asn1.eac.RSAPublicKey.setExponent:(Lorg/bouncycastle/asn1/eac/UnsignedInteger;)V
        10: .line 51
            goto 12
        11: .line 53
      StackMap locals:
      StackMap stack:
            new java.lang.IllegalArgumentException
            dup
            new java.lang.StringBuilder
            dup
            ldc "Unknown DERTaggedObject :"
            invokespecial java.lang.StringBuilder.<init>:(Ljava/lang/String;)V
            aload 3 /* val */
            invokevirtual org.bouncycastle.asn1.eac.UnsignedInteger.getTagNo:()I
            invokevirtual java.lang.StringBuilder.append:(I)Ljava/lang/StringBuilder;
            ldc "-> not an Iso7816RSAPublicKeyStructure"
            invokevirtual java.lang.StringBuilder.append:(Ljava/lang/String;)Ljava/lang/StringBuilder;
            invokevirtual java.lang.StringBuilder.toString:()Ljava/lang/String;
            invokespecial java.lang.IllegalArgumentException.<init>:(Ljava/lang/String;)V
            athrow
        end local 3 // org.bouncycastle.asn1.eac.UnsignedInteger val
        12: .line 40
      StackMap locals:
      StackMap stack:
            aload 2 /* en */
            invokeinterface java.util.Enumeration.hasMoreElements:()Z
            ifne 5
        13: .line 56
            aload 0 /* this */
            getfield org.bouncycastle.asn1.eac.RSAPublicKey.valid:I
            iconst_3
            if_icmpeq 15
        14: .line 58
            new java.lang.IllegalArgumentException
            dup
            ldc "missing argument -> not an Iso7816RSAPublicKeyStructure"
            invokespecial java.lang.IllegalArgumentException.<init>:(Ljava/lang/String;)V
            athrow
        15: .line 60
      StackMap locals:
      StackMap stack:
            return
        end local 2 // java.util.Enumeration en
        end local 1 // org.bouncycastle.asn1.ASN1Sequence seq
        end local 0 // org.bouncycastle.asn1.eac.RSAPublicKey this
      LocalVariableTable:
        Start  End  Slot  Name  Signature
            0   16     0  this  Lorg/bouncycastle/asn1/eac/RSAPublicKey;
            0   16     1   seq  Lorg/bouncycastle/asn1/ASN1Sequence;
            3   16     2    en  Ljava/util/Enumeration;
            6   12     3   val  Lorg/bouncycastle/asn1/eac/UnsignedInteger;
    MethodParameters:
      Name  Flags
      seq   

  public void <init>(org.bouncycastle.asn1.ASN1ObjectIdentifier, java.math.BigInteger, java.math.BigInteger);
    descriptor: (Lorg/bouncycastle/asn1/ASN1ObjectIdentifier;Ljava/math/BigInteger;Ljava/math/BigInteger;)V
    flags: (0x0001) ACC_PUBLIC
    Code:
      stack=2, locals=4, args_size=4
        start local 0 // org.bouncycastle.asn1.eac.RSAPublicKey this
        start local 1 // org.bouncycastle.asn1.ASN1ObjectIdentifier usage
        start local 2 // java.math.BigInteger modulus
        start local 3 // java.math.BigInteger exponent
         0: .line 62
            aload 0 /* this */
            invokespecial org.bouncycastle.asn1.eac.PublicKeyDataObject.<init>:()V
         1: .line 30
            aload 0 /* this */
            iconst_0
            putfield org.bouncycastle.asn1.eac.RSAPublicKey.valid:I
         2: .line 64
            aload 0 /* this */
            aload 1 /* usage */
            putfield org.bouncycastle.asn1.eac.RSAPublicKey.usage:Lorg/bouncycastle/asn1/ASN1ObjectIdentifier;
         3: .line 65
            aload 0 /* this */
            aload 2 /* modulus */
            putfield org.bouncycastle.asn1.eac.RSAPublicKey.modulus:Ljava/math/BigInteger;
         4: .line 66
            aload 0 /* this */
            aload 3 /* exponent */
            putfield org.bouncycastle.asn1.eac.RSAPublicKey.exponent:Ljava/math/BigInteger;
         5: .line 67
            return
        end local 3 // java.math.BigInteger exponent
        end local 2 // java.math.BigInteger modulus
        end local 1 // org.bouncycastle.asn1.ASN1ObjectIdentifier usage
        end local 0 // org.bouncycastle.asn1.eac.RSAPublicKey this
      LocalVariableTable:
        Start  End  Slot      Name  Signature
            0    6     0      this  Lorg/bouncycastle/asn1/eac/RSAPublicKey;
            0    6     1     usage  Lorg/bouncycastle/asn1/ASN1ObjectIdentifier;
            0    6     2   modulus  Ljava/math/BigInteger;
            0    6     3  exponent  Ljava/math/BigInteger;
    MethodParameters:
          Name  Flags
      usage     
      modulus   
      exponent  

  public org.bouncycastle.asn1.ASN1ObjectIdentifier getUsage();
    descriptor: ()Lorg/bouncycastle/asn1/ASN1ObjectIdentifier;
    flags: (0x0001) ACC_PUBLIC
    Code:
      stack=1, locals=1, args_size=1
        start local 0 // org.bouncycastle.asn1.eac.RSAPublicKey this
         0: .line 71
            aload 0 /* this */
            getfield org.bouncycastle.asn1.eac.RSAPublicKey.usage:Lorg/bouncycastle/asn1/ASN1ObjectIdentifier;
            areturn
        end local 0 // org.bouncycastle.asn1.eac.RSAPublicKey this
      LocalVariableTable:
        Start  End  Slot  Name  Signature
            0    1     0  this  Lorg/bouncycastle/asn1/eac/RSAPublicKey;

  public java.math.BigInteger getModulus();
    descriptor: ()Ljava/math/BigInteger;
    flags: (0x0001) ACC_PUBLIC
    Code:
      stack=1, locals=1, args_size=1
        start local 0 // org.bouncycastle.asn1.eac.RSAPublicKey this
         0: .line 76
            aload 0 /* this */
            getfield org.bouncycastle.asn1.eac.RSAPublicKey.modulus:Ljava/math/BigInteger;
            areturn
        end local 0 // org.bouncycastle.asn1.eac.RSAPublicKey this
      LocalVariableTable:
        Start  End  Slot  Name  Signature
            0    1     0  this  Lorg/bouncycastle/asn1/eac/RSAPublicKey;

  public java.math.BigInteger getPublicExponent();
    descriptor: ()Ljava/math/BigInteger;
    flags: (0x0001) ACC_PUBLIC
    Code:
      stack=1, locals=1, args_size=1
        start local 0 // org.bouncycastle.asn1.eac.RSAPublicKey this
         0: .line 81
            aload 0 /* this */
            getfield org.bouncycastle.asn1.eac.RSAPublicKey.exponent:Ljava/math/BigInteger;
            areturn
        end local 0 // org.bouncycastle.asn1.eac.RSAPublicKey this
      LocalVariableTable:
        Start  End  Slot  Name  Signature
            0    1     0  this  Lorg/bouncycastle/asn1/eac/RSAPublicKey;

  private void setModulus(org.bouncycastle.asn1.eac.UnsignedInteger);
    descriptor: (Lorg/bouncycastle/asn1/eac/UnsignedInteger;)V
    flags: (0x0002) ACC_PRIVATE
    Code:
      stack=3, locals=2, args_size=2
        start local 0 // org.bouncycastle.asn1.eac.RSAPublicKey this
        start local 1 // org.bouncycastle.asn1.eac.UnsignedInteger modulus
         0: .line 86
            aload 0 /* this */
            getfield org.bouncycastle.asn1.eac.RSAPublicKey.valid:I
            getstatic org.bouncycastle.asn1.eac.RSAPublicKey.modulusValid:I
            iand
            ifne 4
         1: .line 88
            aload 0 /* this */
            dup
            getfield org.bouncycastle.asn1.eac.RSAPublicKey.valid:I
            getstatic org.bouncycastle.asn1.eac.RSAPublicKey.modulusValid:I
            ior
            putfield org.bouncycastle.asn1.eac.RSAPublicKey.valid:I
         2: .line 89
            aload 0 /* this */
            aload 1 /* modulus */
            invokevirtual org.bouncycastle.asn1.eac.UnsignedInteger.getValue:()Ljava/math/BigInteger;
            putfield org.bouncycastle.asn1.eac.RSAPublicKey.modulus:Ljava/math/BigInteger;
         3: .line 90
            goto 5
         4: .line 93
      StackMap locals:
      StackMap stack:
            new java.lang.IllegalArgumentException
            dup
            ldc "Modulus already set"
            invokespecial java.lang.IllegalArgumentException.<init>:(Ljava/lang/String;)V
            athrow
         5: .line 95
      StackMap locals:
      StackMap stack:
            return
        end local 1 // org.bouncycastle.asn1.eac.UnsignedInteger modulus
        end local 0 // org.bouncycastle.asn1.eac.RSAPublicKey this
      LocalVariableTable:
        Start  End  Slot     Name  Signature
            0    6     0     this  Lorg/bouncycastle/asn1/eac/RSAPublicKey;
            0    6     1  modulus  Lorg/bouncycastle/asn1/eac/UnsignedInteger;
    MethodParameters:
         Name  Flags
      modulus  

  private void setExponent(org.bouncycastle.asn1.eac.UnsignedInteger);
    descriptor: (Lorg/bouncycastle/asn1/eac/UnsignedInteger;)V
    flags: (0x0002) ACC_PRIVATE
    Code:
      stack=3, locals=2, args_size=2
        start local 0 // org.bouncycastle.asn1.eac.RSAPublicKey this
        start local 1 // org.bouncycastle.asn1.eac.UnsignedInteger exponent
         0: .line 99
            aload 0 /* this */
            getfield org.bouncycastle.asn1.eac.RSAPublicKey.valid:I
            getstatic org.bouncycastle.asn1.eac.RSAPublicKey.exponentValid:I
            iand
            ifne 4
         1: .line 101
            aload 0 /* this */
            dup
            getfield org.bouncycastle.asn1.eac.RSAPublicKey.valid:I
            getstatic org.bouncycastle.asn1.eac.RSAPublicKey.exponentValid:I
            ior
            putfield org.bouncycastle.asn1.eac.RSAPublicKey.valid:I
         2: .line 102
            aload 0 /* this */
            aload 1 /* exponent */
            invokevirtual org.bouncycastle.asn1.eac.UnsignedInteger.getValue:()Ljava/math/BigInteger;
            putfield org.bouncycastle.asn1.eac.RSAPublicKey.exponent:Ljava/math/BigInteger;
         3: .line 103
            goto 5
         4: .line 106
      StackMap locals:
      StackMap stack:
            new java.lang.IllegalArgumentException
            dup
            ldc "Exponent already set"
            invokespecial java.lang.IllegalArgumentException.<init>:(Ljava/lang/String;)V
            athrow
         5: .line 108
      StackMap locals:
      StackMap stack:
            return
        end local 1 // org.bouncycastle.asn1.eac.UnsignedInteger exponent
        end local 0 // org.bouncycastle.asn1.eac.RSAPublicKey this
      LocalVariableTable:
        Start  End  Slot      Name  Signature
            0    6     0      this  Lorg/bouncycastle/asn1/eac/RSAPublicKey;
            0    6     1  exponent  Lorg/bouncycastle/asn1/eac/UnsignedInteger;
    MethodParameters:
          Name  Flags
      exponent  

  public org.bouncycastle.asn1.ASN1Primitive toASN1Primitive();
    descriptor: ()Lorg/bouncycastle/asn1/ASN1Primitive;
    flags: (0x0001) ACC_PUBLIC
    Code:
      stack=5, locals=2, args_size=1
        start local 0 // org.bouncycastle.asn1.eac.RSAPublicKey this
         0: .line 112
            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 114
            aload 1 /* v */
            aload 0 /* this */
            getfield org.bouncycastle.asn1.eac.RSAPublicKey.usage:Lorg/bouncycastle/asn1/ASN1ObjectIdentifier;
            invokevirtual org.bouncycastle.asn1.ASN1EncodableVector.add:(Lorg/bouncycastle/asn1/ASN1Encodable;)V
         2: .line 115
            aload 1 /* v */
            new org.bouncycastle.asn1.eac.UnsignedInteger
            dup
            iconst_1
            aload 0 /* this */
            invokevirtual org.bouncycastle.asn1.eac.RSAPublicKey.getModulus:()Ljava/math/BigInteger;
            invokespecial org.bouncycastle.asn1.eac.UnsignedInteger.<init>:(ILjava/math/BigInteger;)V
            invokevirtual org.bouncycastle.asn1.ASN1EncodableVector.add:(Lorg/bouncycastle/asn1/ASN1Encodable;)V
         3: .line 116
            aload 1 /* v */
            new org.bouncycastle.asn1.eac.UnsignedInteger
            dup
            iconst_2
            aload 0 /* this */
            invokevirtual org.bouncycastle.asn1.eac.RSAPublicKey.getPublicExponent:()Ljava/math/BigInteger;
            invokespecial org.bouncycastle.asn1.eac.UnsignedInteger.<init>:(ILjava/math/BigInteger;)V
            invokevirtual org.bouncycastle.asn1.ASN1EncodableVector.add:(Lorg/bouncycastle/asn1/ASN1Encodable;)V
         4: .line 118
            new org.bouncycastle.asn1.DERSequence
            dup
            aload 1 /* v */
            invokespecial org.bouncycastle.asn1.DERSequence.<init>:(Lorg/bouncycastle/asn1/ASN1EncodableVector;)V
            areturn
        end local 1 // org.bouncycastle.asn1.ASN1EncodableVector v
        end local 0 // org.bouncycastle.asn1.eac.RSAPublicKey this
      LocalVariableTable:
        Start  End  Slot  Name  Signature
            0    5     0  this  Lorg/bouncycastle/asn1/eac/RSAPublicKey;
            1    5     1     v  Lorg/bouncycastle/asn1/ASN1EncodableVector;
}
SourceFile: "RSAPublicKey.java"