public final class com.sun.crypto.provider.ChaCha20Poly1305Parameters extends java.security.AlgorithmParametersSpi
  minor version: 0
  major version: 59
  flags: flags: (0x0031) ACC_PUBLIC, ACC_FINAL, ACC_SUPER
  this_class: com.sun.crypto.provider.ChaCha20Poly1305Parameters
  super_class: java.security.AlgorithmParametersSpi
{
  private static final java.lang.String DEFAULT_FMT;
    descriptor: Ljava/lang/String;
    flags: (0x001a) ACC_PRIVATE, ACC_STATIC, ACC_FINAL
    ConstantValue: "ASN.1"

  private byte[] nonce;
    descriptor: [B
    flags: (0x0002) ACC_PRIVATE

  public void <init>();
    descriptor: ()V
    flags: (0x0001) ACC_PUBLIC
    Code:
      stack=1, locals=1, args_size=1
        start local 0 // com.sun.crypto.provider.ChaCha20Poly1305Parameters this
         0: .line 57
            aload 0 /* this */
            invokespecial java.security.AlgorithmParametersSpi.<init>:()V
            return
        end local 0 // com.sun.crypto.provider.ChaCha20Poly1305Parameters this
      LocalVariableTable:
        Start  End  Slot  Name  Signature
            0    1     0  this  Lcom/sun/crypto/provider/ChaCha20Poly1305Parameters;

  protected void engineInit(java.security.spec.AlgorithmParameterSpec);
    descriptor: (Ljava/security/spec/AlgorithmParameterSpec;)V
    flags: (0x0004) ACC_PROTECTED
    Code:
      stack=3, locals=3, args_size=2
        start local 0 // com.sun.crypto.provider.ChaCha20Poly1305Parameters this
        start local 1 // java.security.spec.AlgorithmParameterSpec paramSpec
         0: .line 72
            aload 1 /* paramSpec */
            instanceof javax.crypto.spec.IvParameterSpec
            ifne 4
         1: .line 73
            new java.security.spec.InvalidParameterSpecException
            dup
         2: .line 74
            ldc "Inappropriate parameter specification"
         3: .line 73
            invokespecial java.security.spec.InvalidParameterSpecException.<init>:(Ljava/lang/String;)V
            athrow
         4: .line 76
      StackMap locals:
      StackMap stack:
            aload 1 /* paramSpec */
            checkcast javax.crypto.spec.IvParameterSpec
            astore 2 /* ivps */
        start local 2 // javax.crypto.spec.IvParameterSpec ivps
         5: .line 79
            aload 0 /* this */
            aload 2 /* ivps */
            invokevirtual javax.crypto.spec.IvParameterSpec.getIV:()[B
            putfield com.sun.crypto.provider.ChaCha20Poly1305Parameters.nonce:[B
         6: .line 80
            aload 0 /* this */
            getfield com.sun.crypto.provider.ChaCha20Poly1305Parameters.nonce:[B
            arraylength
            bipush 12
            if_icmpeq 8
         7: .line 81
            new java.security.spec.InvalidParameterSpecException
            dup
            ldc "ChaCha20-Poly1305 nonce must be 12 bytes in length"
            invokespecial java.security.spec.InvalidParameterSpecException.<init>:(Ljava/lang/String;)V
            athrow
         8: .line 84
      StackMap locals: javax.crypto.spec.IvParameterSpec
      StackMap stack:
            return
        end local 2 // javax.crypto.spec.IvParameterSpec ivps
        end local 1 // java.security.spec.AlgorithmParameterSpec paramSpec
        end local 0 // com.sun.crypto.provider.ChaCha20Poly1305Parameters this
      LocalVariableTable:
        Start  End  Slot       Name  Signature
            0    9     0       this  Lcom/sun/crypto/provider/ChaCha20Poly1305Parameters;
            0    9     1  paramSpec  Ljava/security/spec/AlgorithmParameterSpec;
            5    9     2       ivps  Ljavax/crypto/spec/IvParameterSpec;
    Exceptions:
      throws java.security.spec.InvalidParameterSpecException
    MethodParameters:
           Name  Flags
      paramSpec  

  protected void engineInit(byte[]);
    descriptor: ([B)V
    flags: (0x0004) ACC_PROTECTED
    Code:
      stack=3, locals=3, args_size=2
        start local 0 // com.sun.crypto.provider.ChaCha20Poly1305Parameters this
        start local 1 // byte[] encoded
         0: .line 97
            new sun.security.util.DerValue
            dup
            aload 1 /* encoded */
            invokespecial sun.security.util.DerValue.<init>:([B)V
            astore 2 /* val */
        start local 2 // sun.security.util.DerValue val
         1: .line 100
            aload 0 /* this */
            aload 2 /* val */
            invokevirtual sun.security.util.DerValue.getOctetString:()[B
            putfield com.sun.crypto.provider.ChaCha20Poly1305Parameters.nonce:[B
         2: .line 101
            aload 0 /* this */
            getfield com.sun.crypto.provider.ChaCha20Poly1305Parameters.nonce:[B
            arraylength
            bipush 12
            if_icmpeq 6
         3: .line 102
            new java.io.IOException
            dup
         4: .line 103
            ldc "ChaCha20-Poly1305 nonce must be 12 bytes in length"
         5: .line 102
            invokespecial java.io.IOException.<init>:(Ljava/lang/String;)V
            athrow
         6: .line 105
      StackMap locals: sun.security.util.DerValue
      StackMap stack:
            return
        end local 2 // sun.security.util.DerValue val
        end local 1 // byte[] encoded
        end local 0 // com.sun.crypto.provider.ChaCha20Poly1305Parameters this
      LocalVariableTable:
        Start  End  Slot     Name  Signature
            0    7     0     this  Lcom/sun/crypto/provider/ChaCha20Poly1305Parameters;
            0    7     1  encoded  [B
            1    7     2      val  Lsun/security/util/DerValue;
    Exceptions:
      throws java.io.IOException
    MethodParameters:
         Name  Flags
      encoded  

  protected void engineInit(byte[], java.lang.String);
    descriptor: ([BLjava/lang/String;)V
    flags: (0x0004) ACC_PROTECTED
    Code:
      stack=5, locals=3, args_size=3
        start local 0 // com.sun.crypto.provider.ChaCha20Poly1305Parameters this
        start local 1 // byte[] encoded
        start local 2 // java.lang.String decodingMethod
         0: .line 122
            aload 2 /* decodingMethod */
            ifnull 2
         1: .line 123
            aload 2 /* decodingMethod */
            ldc "ASN.1"
            invokevirtual java.lang.String.equalsIgnoreCase:(Ljava/lang/String;)Z
            ifeq 4
         2: .line 124
      StackMap locals:
      StackMap stack:
            aload 0 /* this */
            aload 1 /* encoded */
            invokevirtual com.sun.crypto.provider.ChaCha20Poly1305Parameters.engineInit:([B)V
         3: .line 125
            goto 7
         4: .line 126
      StackMap locals:
      StackMap stack:
            new java.io.IOException
            dup
            new java.lang.StringBuilder
            dup
            ldc "Unsupported parameter format: "
            invokespecial java.lang.StringBuilder.<init>:(Ljava/lang/String;)V
         5: .line 127
            aload 2 /* decodingMethod */
            invokevirtual java.lang.StringBuilder.append:(Ljava/lang/String;)Ljava/lang/StringBuilder;
            invokevirtual java.lang.StringBuilder.toString:()Ljava/lang/String;
         6: .line 126
            invokespecial java.io.IOException.<init>:(Ljava/lang/String;)V
            athrow
         7: .line 129
      StackMap locals:
      StackMap stack:
            return
        end local 2 // java.lang.String decodingMethod
        end local 1 // byte[] encoded
        end local 0 // com.sun.crypto.provider.ChaCha20Poly1305Parameters this
      LocalVariableTable:
        Start  End  Slot            Name  Signature
            0    8     0            this  Lcom/sun/crypto/provider/ChaCha20Poly1305Parameters;
            0    8     1         encoded  [B
            0    8     2  decodingMethod  Ljava/lang/String;
    Exceptions:
      throws java.io.IOException
    MethodParameters:
                Name  Flags
      encoded         
      decodingMethod  

  protected <T extends java.security.spec.AlgorithmParameterSpec> T engineGetParameterSpec(java.lang.Class<T>);
    descriptor: (Ljava/lang/Class;)Ljava/security/spec/AlgorithmParameterSpec;
    flags: (0x0004) ACC_PROTECTED
    Code:
      stack=4, locals=2, args_size=2
        start local 0 // com.sun.crypto.provider.ChaCha20Poly1305Parameters this
        start local 1 // java.lang.Class paramSpec
         0: .line 150
            ldc Ljavax/crypto/spec/IvParameterSpec;
            aload 1 /* paramSpec */
            invokevirtual java.lang.Class.isAssignableFrom:(Ljava/lang/Class;)Z
            ifeq 2
         1: .line 151
            aload 1 /* paramSpec */
            new javax.crypto.spec.IvParameterSpec
            dup
            aload 0 /* this */
            getfield com.sun.crypto.provider.ChaCha20Poly1305Parameters.nonce:[B
            invokespecial javax.crypto.spec.IvParameterSpec.<init>:([B)V
            invokevirtual java.lang.Class.cast:(Ljava/lang/Object;)Ljava/lang/Object;
            checkcast java.security.spec.AlgorithmParameterSpec
            areturn
         2: .line 153
      StackMap locals:
      StackMap stack:
            new java.security.spec.InvalidParameterSpecException
            dup
         3: .line 154
            ldc "Inappropriate parameter specification"
         4: .line 153
            invokespecial java.security.spec.InvalidParameterSpecException.<init>:(Ljava/lang/String;)V
            athrow
        end local 1 // java.lang.Class paramSpec
        end local 0 // com.sun.crypto.provider.ChaCha20Poly1305Parameters this
      LocalVariableTable:
        Start  End  Slot       Name  Signature
            0    5     0       this  Lcom/sun/crypto/provider/ChaCha20Poly1305Parameters;
            0    5     1  paramSpec  Ljava/lang/Class<TT;>;
    Exceptions:
      throws java.security.spec.InvalidParameterSpecException
    Signature: <T::Ljava/security/spec/AlgorithmParameterSpec;>(Ljava/lang/Class<TT;>;)TT;
    MethodParameters:
           Name  Flags
      paramSpec  

  protected byte[] engineGetEncoded();
    descriptor: ()[B
    flags: (0x0004) ACC_PROTECTED
    Code:
      stack=3, locals=2, args_size=1
        start local 0 // com.sun.crypto.provider.ChaCha20Poly1305Parameters this
         0: .line 169
            new sun.security.util.DerOutputStream
            dup
            invokespecial sun.security.util.DerOutputStream.<init>:()V
            astore 1 /* out */
        start local 1 // sun.security.util.DerOutputStream out
         1: .line 170
            aload 1 /* out */
            iconst_4
            aload 0 /* this */
            getfield com.sun.crypto.provider.ChaCha20Poly1305Parameters.nonce:[B
            invokevirtual sun.security.util.DerOutputStream.write:(B[B)V
         2: .line 171
            aload 1 /* out */
            invokevirtual sun.security.util.DerOutputStream.toByteArray:()[B
            areturn
        end local 1 // sun.security.util.DerOutputStream out
        end local 0 // com.sun.crypto.provider.ChaCha20Poly1305Parameters this
      LocalVariableTable:
        Start  End  Slot  Name  Signature
            0    3     0  this  Lcom/sun/crypto/provider/ChaCha20Poly1305Parameters;
            1    3     1   out  Lsun/security/util/DerOutputStream;
    Exceptions:
      throws java.io.IOException

  protected byte[] engineGetEncoded(java.lang.String);
    descriptor: (Ljava/lang/String;)[B
    flags: (0x0004) ACC_PROTECTED
    Code:
      stack=5, locals=2, args_size=2
        start local 0 // com.sun.crypto.provider.ChaCha20Poly1305Parameters this
        start local 1 // java.lang.String encodingMethod
         0: .line 191
            aload 1 /* encodingMethod */
            ifnull 2
         1: .line 192
            aload 1 /* encodingMethod */
            ldc "ASN.1"
            invokevirtual java.lang.String.equalsIgnoreCase:(Ljava/lang/String;)Z
            ifeq 3
         2: .line 193
      StackMap locals:
      StackMap stack:
            aload 0 /* this */
            invokevirtual com.sun.crypto.provider.ChaCha20Poly1305Parameters.engineGetEncoded:()[B
            areturn
         3: .line 195
      StackMap locals:
      StackMap stack:
            new java.io.IOException
            dup
            new java.lang.StringBuilder
            dup
            ldc "Unsupported encoding format: "
            invokespecial java.lang.StringBuilder.<init>:(Ljava/lang/String;)V
         4: .line 196
            aload 1 /* encodingMethod */
            invokevirtual java.lang.StringBuilder.append:(Ljava/lang/String;)Ljava/lang/StringBuilder;
            invokevirtual java.lang.StringBuilder.toString:()Ljava/lang/String;
         5: .line 195
            invokespecial java.io.IOException.<init>:(Ljava/lang/String;)V
            athrow
        end local 1 // java.lang.String encodingMethod
        end local 0 // com.sun.crypto.provider.ChaCha20Poly1305Parameters this
      LocalVariableTable:
        Start  End  Slot            Name  Signature
            0    6     0            this  Lcom/sun/crypto/provider/ChaCha20Poly1305Parameters;
            0    6     1  encodingMethod  Ljava/lang/String;
    Exceptions:
      throws java.io.IOException
    MethodParameters:
                Name  Flags
      encodingMethod  

  protected java.lang.String engineToString();
    descriptor: ()Ljava/lang/String;
    flags: (0x0004) ACC_PROTECTED
    Code:
      stack=5, locals=4, args_size=1
        start local 0 // com.sun.crypto.provider.ChaCha20Poly1305Parameters this
         0: .line 207
            invokestatic java.lang.System.lineSeparator:()Ljava/lang/String;
            astore 1 /* LINE_SEP */
        start local 1 // java.lang.String LINE_SEP
         1: .line 208
            new sun.security.util.HexDumpEncoder
            dup
            invokespecial sun.security.util.HexDumpEncoder.<init>:()V
            astore 2 /* encoder */
        start local 2 // sun.security.util.HexDumpEncoder encoder
         2: .line 209
            new java.lang.StringBuilder
            dup
            new java.lang.StringBuilder
            dup
            aload 1 /* LINE_SEP */
            invokestatic java.lang.String.valueOf:(Ljava/lang/Object;)Ljava/lang/String;
            invokespecial java.lang.StringBuilder.<init>:(Ljava/lang/String;)V
            ldc "nonce:"
            invokevirtual java.lang.StringBuilder.append:(Ljava/lang/String;)Ljava/lang/StringBuilder;
         3: .line 210
            aload 1 /* LINE_SEP */
            invokevirtual java.lang.StringBuilder.append:(Ljava/lang/String;)Ljava/lang/StringBuilder;
            ldc "["
            invokevirtual java.lang.StringBuilder.append:(Ljava/lang/String;)Ljava/lang/StringBuilder;
            aload 2 /* encoder */
            aload 0 /* this */
            getfield com.sun.crypto.provider.ChaCha20Poly1305Parameters.nonce:[B
            invokevirtual sun.security.util.HexDumpEncoder.encodeBuffer:([B)Ljava/lang/String;
            invokevirtual java.lang.StringBuilder.append:(Ljava/lang/String;)Ljava/lang/StringBuilder;
            ldc "]"
            invokevirtual java.lang.StringBuilder.append:(Ljava/lang/String;)Ljava/lang/StringBuilder;
            invokevirtual java.lang.StringBuilder.toString:()Ljava/lang/String;
         4: .line 209
            invokespecial java.lang.StringBuilder.<init>:(Ljava/lang/String;)V
            astore 3 /* sb */
        start local 3 // java.lang.StringBuilder sb
         5: .line 211
            aload 3 /* sb */
            invokevirtual java.lang.StringBuilder.toString:()Ljava/lang/String;
            areturn
        end local 3 // java.lang.StringBuilder sb
        end local 2 // sun.security.util.HexDumpEncoder encoder
        end local 1 // java.lang.String LINE_SEP
        end local 0 // com.sun.crypto.provider.ChaCha20Poly1305Parameters this
      LocalVariableTable:
        Start  End  Slot      Name  Signature
            0    6     0      this  Lcom/sun/crypto/provider/ChaCha20Poly1305Parameters;
            1    6     1  LINE_SEP  Ljava/lang/String;
            2    6     2   encoder  Lsun/security/util/HexDumpEncoder;
            5    6     3        sb  Ljava/lang/StringBuilder;
}
SourceFile: "ChaCha20Poly1305Parameters.java"