public class sun.security.ec.XDHKeyPairGenerator extends java.security.KeyPairGeneratorSpi
  minor version: 0
  major version: 59
  flags: flags: (0x0021) ACC_PUBLIC, ACC_SUPER
  this_class: sun.security.ec.XDHKeyPairGenerator
  super_class: java.security.KeyPairGeneratorSpi
{
  private static final java.security.spec.NamedParameterSpec DEFAULT_PARAM_SPEC;
    descriptor: Ljava/security/spec/NamedParameterSpec;
    flags: (0x001a) ACC_PRIVATE, ACC_STATIC, ACC_FINAL

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

  private sun.security.ec.XECOperations ops;
    descriptor: Lsun/security/ec/XECOperations;
    flags: (0x0002) ACC_PRIVATE

  private sun.security.ec.XECParameters lockedParams;
    descriptor: Lsun/security/ec/XECParameters;
    flags: (0x0002) ACC_PRIVATE

  static void <clinit>();
    descriptor: ()V
    flags: (0x0008) ACC_STATIC
    Code:
      stack=1, locals=0, args_size=0
         0: .line 47
            getstatic java.security.spec.NamedParameterSpec.X25519:Ljava/security/spec/NamedParameterSpec;
         1: .line 46
            putstatic sun.security.ec.XDHKeyPairGenerator.DEFAULT_PARAM_SPEC:Ljava/security/spec/NamedParameterSpec;
         2: .line 47
            return
      LocalVariableTable:
        Start  End  Slot  Name  Signature

  void <init>();
    descriptor: ()V
    flags: (0x0000) 
    Code:
      stack=2, locals=1, args_size=1
        start local 0 // sun.security.ec.XDHKeyPairGenerator this
         0: .line 53
            aload 0 /* this */
            invokespecial java.security.KeyPairGeneratorSpi.<init>:()V
         1: .line 49
            aload 0 /* this */
            aconst_null
            putfield sun.security.ec.XDHKeyPairGenerator.random:Ljava/security/SecureRandom;
         2: .line 50
            aload 0 /* this */
            aconst_null
            putfield sun.security.ec.XDHKeyPairGenerator.ops:Lsun/security/ec/XECOperations;
         3: .line 51
            aload 0 /* this */
            aconst_null
            putfield sun.security.ec.XDHKeyPairGenerator.lockedParams:Lsun/security/ec/XECParameters;
         4: .line 54
            aload 0 /* this */
            getstatic sun.security.ec.XDHKeyPairGenerator.DEFAULT_PARAM_SPEC:Ljava/security/spec/NamedParameterSpec;
            invokevirtual sun.security.ec.XDHKeyPairGenerator.tryInitialize:(Ljava/security/spec/NamedParameterSpec;)V
         5: .line 55
            return
        end local 0 // sun.security.ec.XDHKeyPairGenerator this
      LocalVariableTable:
        Start  End  Slot  Name  Signature
            0    6     0  this  Lsun/security/ec/XDHKeyPairGenerator;

  private void <init>(java.security.spec.NamedParameterSpec);
    descriptor: (Ljava/security/spec/NamedParameterSpec;)V
    flags: (0x0002) ACC_PRIVATE
    Code:
      stack=2, locals=2, args_size=2
        start local 0 // sun.security.ec.XDHKeyPairGenerator this
        start local 1 // java.security.spec.NamedParameterSpec paramSpec
         0: .line 57
            aload 0 /* this */
            invokespecial java.security.KeyPairGeneratorSpi.<init>:()V
         1: .line 49
            aload 0 /* this */
            aconst_null
            putfield sun.security.ec.XDHKeyPairGenerator.random:Ljava/security/SecureRandom;
         2: .line 50
            aload 0 /* this */
            aconst_null
            putfield sun.security.ec.XDHKeyPairGenerator.ops:Lsun/security/ec/XECOperations;
         3: .line 51
            aload 0 /* this */
            aconst_null
            putfield sun.security.ec.XDHKeyPairGenerator.lockedParams:Lsun/security/ec/XECParameters;
         4: .line 58
            aload 0 /* this */
            aload 1 /* paramSpec */
            invokevirtual sun.security.ec.XDHKeyPairGenerator.tryInitialize:(Ljava/security/spec/NamedParameterSpec;)V
         5: .line 59
            aload 0 /* this */
            aload 0 /* this */
            getfield sun.security.ec.XDHKeyPairGenerator.ops:Lsun/security/ec/XECOperations;
            invokevirtual sun.security.ec.XECOperations.getParameters:()Lsun/security/ec/XECParameters;
            putfield sun.security.ec.XDHKeyPairGenerator.lockedParams:Lsun/security/ec/XECParameters;
         6: .line 60
            return
        end local 1 // java.security.spec.NamedParameterSpec paramSpec
        end local 0 // sun.security.ec.XDHKeyPairGenerator this
      LocalVariableTable:
        Start  End  Slot       Name  Signature
            0    7     0       this  Lsun/security/ec/XDHKeyPairGenerator;
            0    7     1  paramSpec  Ljava/security/spec/NamedParameterSpec;
    MethodParameters:
           Name  Flags
      paramSpec  

  private void tryInitialize(java.security.spec.NamedParameterSpec);
    descriptor: (Ljava/security/spec/NamedParameterSpec;)V
    flags: (0x0002) ACC_PRIVATE
    Code:
      stack=5, locals=3, args_size=2
        start local 0 // sun.security.ec.XDHKeyPairGenerator this
        start local 1 // java.security.spec.NamedParameterSpec paramSpec
         0: .line 64
            aload 0 /* this */
            aload 1 /* paramSpec */
            aconst_null
            invokevirtual sun.security.ec.XDHKeyPairGenerator.initialize:(Ljava/security/spec/AlgorithmParameterSpec;Ljava/security/SecureRandom;)V
         1: .line 65
            goto 5
      StackMap locals:
      StackMap stack: java.security.InvalidAlgorithmParameterException
         2: pop
         3: .line 66
            aload 1 /* paramSpec */
            invokevirtual java.security.spec.NamedParameterSpec.getName:()Ljava/lang/String;
            astore 2 /* name */
        start local 2 // java.lang.String name
         4: .line 67
            new java.security.ProviderException
            dup
            new java.lang.StringBuilder
            dup
            aload 2 /* name */
            invokestatic java.lang.String.valueOf:(Ljava/lang/Object;)Ljava/lang/String;
            invokespecial java.lang.StringBuilder.<init>:(Ljava/lang/String;)V
            ldc " not supported"
            invokevirtual java.lang.StringBuilder.append:(Ljava/lang/String;)Ljava/lang/StringBuilder;
            invokevirtual java.lang.StringBuilder.toString:()Ljava/lang/String;
            invokespecial java.security.ProviderException.<init>:(Ljava/lang/String;)V
            athrow
        end local 2 // java.lang.String name
         5: .line 69
      StackMap locals:
      StackMap stack:
            return
        end local 1 // java.security.spec.NamedParameterSpec paramSpec
        end local 0 // sun.security.ec.XDHKeyPairGenerator this
      LocalVariableTable:
        Start  End  Slot       Name  Signature
            0    6     0       this  Lsun/security/ec/XDHKeyPairGenerator;
            0    6     1  paramSpec  Ljava/security/spec/NamedParameterSpec;
            4    5     2       name  Ljava/lang/String;
      Exception table:
        from    to  target  type
           0     1       2  Class java.security.InvalidAlgorithmParameterException
    MethodParameters:
           Name  Flags
      paramSpec  

  public void initialize(int, java.security.SecureRandom);
    descriptor: (ILjava/security/SecureRandom;)V
    flags: (0x0001) ACC_PUBLIC
    Code:
      stack=3, locals=4, args_size=3
        start local 0 // sun.security.ec.XDHKeyPairGenerator this
        start local 1 // int keySize
        start local 2 // java.security.SecureRandom random
         0: .line 75
            invokedynamic apply()Ljava/util/function/Function;
              Bootstrap: invokestatic java.lang.invoke.LambdaMetafactory.metafactory:(Ljava/lang/invoke/MethodHandles$Lookup;Ljava/lang/String;Ljava/lang/invoke/MethodType;Ljava/lang/invoke/MethodType;Ljava/lang/invoke/MethodHandle;Ljava/lang/invoke/MethodType;)Ljava/lang/invoke/CallSite;
                Method arguments:
                  (Ljava/lang/Object;)Ljava/lang/Object;
                  java/security/InvalidParameterException.<init>(Ljava/lang/String;)V (8)
                  (Ljava/lang/String;)Ljava/security/InvalidParameterException;
            iload 1 /* keySize */
         1: .line 74
            invokestatic sun.security.ec.XECParameters.getBySize:(Ljava/util/function/Function;I)Lsun/security/ec/XECParameters;
            astore 3 /* params */
        start local 3 // sun.security.ec.XECParameters params
         2: .line 77
            aload 0 /* this */
            aload 3 /* params */
            aload 2 /* random */
            invokevirtual sun.security.ec.XDHKeyPairGenerator.initializeImpl:(Lsun/security/ec/XECParameters;Ljava/security/SecureRandom;)V
         3: .line 78
            return
        end local 3 // sun.security.ec.XECParameters params
        end local 2 // java.security.SecureRandom random
        end local 1 // int keySize
        end local 0 // sun.security.ec.XDHKeyPairGenerator this
      LocalVariableTable:
        Start  End  Slot     Name  Signature
            0    4     0     this  Lsun/security/ec/XDHKeyPairGenerator;
            0    4     1  keySize  I
            0    4     2   random  Ljava/security/SecureRandom;
            2    4     3   params  Lsun/security/ec/XECParameters;
    MethodParameters:
         Name  Flags
      keySize  
      random   

  public void initialize(java.security.spec.AlgorithmParameterSpec, java.security.SecureRandom);
    descriptor: (Ljava/security/spec/AlgorithmParameterSpec;Ljava/security/SecureRandom;)V
    flags: (0x0001) ACC_PUBLIC
    Code:
      stack=3, locals=4, args_size=3
        start local 0 // sun.security.ec.XDHKeyPairGenerator this
        start local 1 // java.security.spec.AlgorithmParameterSpec params
        start local 2 // java.security.SecureRandom random
         0: .line 85
            invokedynamic apply()Ljava/util/function/Function;
              Bootstrap: invokestatic java.lang.invoke.LambdaMetafactory.metafactory:(Ljava/lang/invoke/MethodHandles$Lookup;Ljava/lang/String;Ljava/lang/invoke/MethodType;Ljava/lang/invoke/MethodType;Ljava/lang/invoke/MethodHandle;Ljava/lang/invoke/MethodType;)Ljava/lang/invoke/CallSite;
                Method arguments:
                  (Ljava/lang/Object;)Ljava/lang/Object;
                  java/security/InvalidAlgorithmParameterException.<init>(Ljava/lang/String;)V (8)
                  (Ljava/lang/String;)Ljava/security/InvalidAlgorithmParameterException;
            aload 1 /* params */
         1: .line 84
            invokestatic sun.security.ec.XECParameters.get:(Ljava/util/function/Function;Ljava/security/spec/AlgorithmParameterSpec;)Lsun/security/ec/XECParameters;
            astore 3 /* xecParams */
        start local 3 // sun.security.ec.XECParameters xecParams
         2: .line 87
            aload 0 /* this */
            aload 3 /* xecParams */
            aload 2 /* random */
            invokevirtual sun.security.ec.XDHKeyPairGenerator.initializeImpl:(Lsun/security/ec/XECParameters;Ljava/security/SecureRandom;)V
         3: .line 88
            return
        end local 3 // sun.security.ec.XECParameters xecParams
        end local 2 // java.security.SecureRandom random
        end local 1 // java.security.spec.AlgorithmParameterSpec params
        end local 0 // sun.security.ec.XDHKeyPairGenerator this
      LocalVariableTable:
        Start  End  Slot       Name  Signature
            0    4     0       this  Lsun/security/ec/XDHKeyPairGenerator;
            0    4     1     params  Ljava/security/spec/AlgorithmParameterSpec;
            0    4     2     random  Ljava/security/SecureRandom;
            2    4     3  xecParams  Lsun/security/ec/XECParameters;
    Exceptions:
      throws java.security.InvalidAlgorithmParameterException
    MethodParameters:
        Name  Flags
      params  
      random  

  private void initializeImpl(sun.security.ec.XECParameters, java.security.SecureRandom);
    descriptor: (Lsun/security/ec/XECParameters;Ljava/security/SecureRandom;)V
    flags: (0x0002) ACC_PRIVATE
    Code:
      stack=5, locals=3, args_size=3
        start local 0 // sun.security.ec.XDHKeyPairGenerator this
        start local 1 // sun.security.ec.XECParameters params
        start local 2 // java.security.SecureRandom random
         0: .line 92
            aload 0 /* this */
            getfield sun.security.ec.XDHKeyPairGenerator.lockedParams:Lsun/security/ec/XECParameters;
            ifnull 4
            aload 0 /* this */
            getfield sun.security.ec.XDHKeyPairGenerator.lockedParams:Lsun/security/ec/XECParameters;
            aload 1 /* params */
            if_acmpeq 4
         1: .line 93
            new java.security.InvalidParameterException
            dup
            new java.lang.StringBuilder
            dup
            ldc "Parameters must be "
            invokespecial java.lang.StringBuilder.<init>:(Ljava/lang/String;)V
         2: .line 94
            aload 0 /* this */
            getfield sun.security.ec.XDHKeyPairGenerator.lockedParams:Lsun/security/ec/XECParameters;
            invokevirtual sun.security.ec.XECParameters.getName:()Ljava/lang/String;
            invokevirtual java.lang.StringBuilder.append:(Ljava/lang/String;)Ljava/lang/StringBuilder;
            invokevirtual java.lang.StringBuilder.toString:()Ljava/lang/String;
         3: .line 93
            invokespecial java.security.InvalidParameterException.<init>:(Ljava/lang/String;)V
            athrow
         4: .line 97
      StackMap locals:
      StackMap stack:
            aload 0 /* this */
            new sun.security.ec.XECOperations
            dup
            aload 1 /* params */
            invokespecial sun.security.ec.XECOperations.<init>:(Lsun/security/ec/XECParameters;)V
            putfield sun.security.ec.XDHKeyPairGenerator.ops:Lsun/security/ec/XECOperations;
         5: .line 98
            aload 0 /* this */
            aload 2 /* random */
            ifnonnull 6
            invokestatic sun.security.jca.JCAUtil.getSecureRandom:()Ljava/security/SecureRandom;
            goto 7
      StackMap locals:
      StackMap stack: sun.security.ec.XDHKeyPairGenerator
         6: aload 2 /* random */
      StackMap locals: sun.security.ec.XDHKeyPairGenerator sun.security.ec.XECParameters java.security.SecureRandom
      StackMap stack: sun.security.ec.XDHKeyPairGenerator java.security.SecureRandom
         7: putfield sun.security.ec.XDHKeyPairGenerator.random:Ljava/security/SecureRandom;
         8: .line 99
            return
        end local 2 // java.security.SecureRandom random
        end local 1 // sun.security.ec.XECParameters params
        end local 0 // sun.security.ec.XDHKeyPairGenerator this
      LocalVariableTable:
        Start  End  Slot    Name  Signature
            0    9     0    this  Lsun/security/ec/XDHKeyPairGenerator;
            0    9     1  params  Lsun/security/ec/XECParameters;
            0    9     2  random  Ljava/security/SecureRandom;
    MethodParameters:
        Name  Flags
      params  
      random  

  public java.security.KeyPair generateKeyPair();
    descriptor: ()Ljava/security/KeyPair;
    flags: (0x0001) ACC_PUBLIC
    Code:
      stack=7, locals=4, args_size=1
        start local 0 // sun.security.ec.XDHKeyPairGenerator this
         0: .line 105
            aload 0 /* this */
            getfield sun.security.ec.XDHKeyPairGenerator.ops:Lsun/security/ec/XECOperations;
            aload 0 /* this */
            getfield sun.security.ec.XDHKeyPairGenerator.random:Ljava/security/SecureRandom;
            invokevirtual sun.security.ec.XECOperations.generatePrivate:(Ljava/security/SecureRandom;)[B
            astore 1 /* privateKey */
        start local 1 // byte[] privateKey
         1: .line 107
            aload 0 /* this */
            getfield sun.security.ec.XDHKeyPairGenerator.ops:Lsun/security/ec/XECOperations;
            aload 1 /* privateKey */
            invokevirtual byte[].clone:()Ljava/lang/Object;
            checkcast byte[]
            invokevirtual sun.security.ec.XECOperations.computePublic:([B)Ljava/math/BigInteger;
            astore 2 /* publicKey */
        start local 2 // java.math.BigInteger publicKey
         2: .line 110
            new java.security.KeyPair
            dup
         3: .line 111
            new sun.security.ec.XDHPublicKeyImpl
            dup
            aload 0 /* this */
            getfield sun.security.ec.XDHKeyPairGenerator.ops:Lsun/security/ec/XECOperations;
            invokevirtual sun.security.ec.XECOperations.getParameters:()Lsun/security/ec/XECParameters;
            aload 2 /* publicKey */
            invokespecial sun.security.ec.XDHPublicKeyImpl.<init>:(Lsun/security/ec/XECParameters;Ljava/math/BigInteger;)V
         4: .line 112
            new sun.security.ec.XDHPrivateKeyImpl
            dup
            aload 0 /* this */
            getfield sun.security.ec.XDHKeyPairGenerator.ops:Lsun/security/ec/XECOperations;
            invokevirtual sun.security.ec.XECOperations.getParameters:()Lsun/security/ec/XECParameters;
            aload 1 /* privateKey */
            invokespecial sun.security.ec.XDHPrivateKeyImpl.<init>:(Lsun/security/ec/XECParameters;[B)V
         5: .line 110
            invokespecial java.security.KeyPair.<init>:(Ljava/security/PublicKey;Ljava/security/PrivateKey;)V
         6: areturn
         7: .line 114
      StackMap locals: sun.security.ec.XDHKeyPairGenerator byte[] java.math.BigInteger
      StackMap stack: java.security.InvalidKeyException
            astore 3 /* ex */
        start local 3 // java.security.InvalidKeyException ex
         8: .line 115
            new java.security.ProviderException
            dup
            aload 3 /* ex */
            invokespecial java.security.ProviderException.<init>:(Ljava/lang/Throwable;)V
            athrow
        end local 3 // java.security.InvalidKeyException ex
        end local 2 // java.math.BigInteger publicKey
        end local 1 // byte[] privateKey
        end local 0 // sun.security.ec.XDHKeyPairGenerator this
      LocalVariableTable:
        Start  End  Slot        Name  Signature
            0    9     0        this  Lsun/security/ec/XDHKeyPairGenerator;
            1    9     1  privateKey  [B
            2    9     2   publicKey  Ljava/math/BigInteger;
            8    9     3          ex  Ljava/security/InvalidKeyException;
      Exception table:
        from    to  target  type
           2     6       7  Class java.security.InvalidKeyException
}
SourceFile: "XDHKeyPairGenerator.java"
NestMembers:
  sun.security.ec.XDHKeyPairGenerator$X25519  sun.security.ec.XDHKeyPairGenerator$X448
InnerClasses:
  public final Lookup = java.lang.invoke.MethodHandles$Lookup of java.lang.invoke.MethodHandles
  X25519 = sun.security.ec.XDHKeyPairGenerator$X25519 of sun.security.ec.XDHKeyPairGenerator
  X448 = sun.security.ec.XDHKeyPairGenerator$X448 of sun.security.ec.XDHKeyPairGenerator