public final class com.sun.crypto.provider.PBKDF2HmacSHA1Factory extends javax.crypto.SecretKeyFactorySpi
  minor version: 0
  major version: 59
  flags: flags: (0x0031) ACC_PUBLIC, ACC_FINAL, ACC_SUPER
  this_class: com.sun.crypto.provider.PBKDF2HmacSHA1Factory
  super_class: javax.crypto.SecretKeyFactorySpi
{
  public void <init>();
    descriptor: ()V
    flags: (0x0001) ACC_PUBLIC
    Code:
      stack=1, locals=1, args_size=1
        start local 0 // com.sun.crypto.provider.PBKDF2HmacSHA1Factory this
         0: .line 48
            aload 0 /* this */
            invokespecial javax.crypto.SecretKeyFactorySpi.<init>:()V
         1: .line 49
            return
        end local 0 // com.sun.crypto.provider.PBKDF2HmacSHA1Factory this
      LocalVariableTable:
        Start  End  Slot  Name  Signature
            0    2     0  this  Lcom/sun/crypto/provider/PBKDF2HmacSHA1Factory;

  protected javax.crypto.SecretKey engineGenerateSecret(java.security.spec.KeySpec);
    descriptor: (Ljava/security/spec/KeySpec;)Ljavax/crypto/SecretKey;
    flags: (0x0004) ACC_PROTECTED
    Code:
      stack=4, locals=3, args_size=2
        start local 0 // com.sun.crypto.provider.PBKDF2HmacSHA1Factory this
        start local 1 // java.security.spec.KeySpec keySpec
         0: .line 65
            aload 1 /* keySpec */
            instanceof javax.crypto.spec.PBEKeySpec
            ifne 2
         1: .line 66
            new java.security.spec.InvalidKeySpecException
            dup
            ldc "Invalid key spec"
            invokespecial java.security.spec.InvalidKeySpecException.<init>:(Ljava/lang/String;)V
            athrow
         2: .line 68
      StackMap locals:
      StackMap stack:
            aload 1 /* keySpec */
            checkcast javax.crypto.spec.PBEKeySpec
            astore 2 /* ks */
        start local 2 // javax.crypto.spec.PBEKeySpec ks
         3: .line 69
            new com.sun.crypto.provider.PBKDF2KeyImpl
            dup
            aload 2 /* ks */
            ldc "HmacSHA1"
            invokespecial com.sun.crypto.provider.PBKDF2KeyImpl.<init>:(Ljavax/crypto/spec/PBEKeySpec;Ljava/lang/String;)V
            areturn
        end local 2 // javax.crypto.spec.PBEKeySpec ks
        end local 1 // java.security.spec.KeySpec keySpec
        end local 0 // com.sun.crypto.provider.PBKDF2HmacSHA1Factory this
      LocalVariableTable:
        Start  End  Slot     Name  Signature
            0    4     0     this  Lcom/sun/crypto/provider/PBKDF2HmacSHA1Factory;
            0    4     1  keySpec  Ljava/security/spec/KeySpec;
            3    4     2       ks  Ljavax/crypto/spec/PBEKeySpec;
    Exceptions:
      throws java.security.spec.InvalidKeySpecException
    MethodParameters:
         Name  Flags
      keySpec  

  protected java.security.spec.KeySpec engineGetKeySpec(javax.crypto.SecretKey, java.lang.Class);
    descriptor: (Ljavax/crypto/SecretKey;Ljava/lang/Class;)Ljava/security/spec/KeySpec;
    flags: (0x0004) ACC_PROTECTED
    Code:
      stack=7, locals=4, args_size=3
        start local 0 // com.sun.crypto.provider.PBKDF2HmacSHA1Factory this
        start local 1 // javax.crypto.SecretKey key
        start local 2 // java.lang.Class keySpecCl
         0: .line 91
            aload 1 /* key */
            instanceof javax.crypto.interfaces.PBEKey
            ifeq 10
         1: .line 93
            aload 2 /* keySpecCl */
            ifnull 9
         2: .line 94
            ldc Ljavax/crypto/spec/PBEKeySpec;
            aload 2 /* keySpecCl */
            invokevirtual java.lang.Class.isAssignableFrom:(Ljava/lang/Class;)Z
            ifeq 9
         3: .line 96
            aload 1 /* key */
            checkcast javax.crypto.interfaces.PBEKey
         4: .line 95
            astore 3 /* pKey */
        start local 3 // javax.crypto.interfaces.PBEKey pKey
         5: .line 97
            new javax.crypto.spec.PBEKeySpec
            dup
         6: .line 98
            aload 3 /* pKey */
            invokeinterface javax.crypto.interfaces.PBEKey.getPassword:()[C
            aload 3 /* pKey */
            invokeinterface javax.crypto.interfaces.PBEKey.getSalt:()[B
         7: .line 99
            aload 3 /* pKey */
            invokeinterface javax.crypto.interfaces.PBEKey.getIterationCount:()I
            aload 3 /* pKey */
            invokeinterface javax.crypto.interfaces.PBEKey.getEncoded:()[B
            arraylength
            bipush 8
            imul
         8: .line 97
            invokespecial javax.crypto.spec.PBEKeySpec.<init>:([C[BII)V
            areturn
        end local 3 // javax.crypto.interfaces.PBEKey pKey
         9: .line 101
      StackMap locals:
      StackMap stack:
            new java.security.spec.InvalidKeySpecException
            dup
            ldc "Invalid key spec"
            invokespecial java.security.spec.InvalidKeySpecException.<init>:(Ljava/lang/String;)V
            athrow
        10: .line 104
      StackMap locals:
      StackMap stack:
            new java.security.spec.InvalidKeySpecException
            dup
            ldc "Invalid key format/algorithm"
            invokespecial java.security.spec.InvalidKeySpecException.<init>:(Ljava/lang/String;)V
            athrow
        end local 2 // java.lang.Class keySpecCl
        end local 1 // javax.crypto.SecretKey key
        end local 0 // com.sun.crypto.provider.PBKDF2HmacSHA1Factory this
      LocalVariableTable:
        Start  End  Slot       Name  Signature
            0   11     0       this  Lcom/sun/crypto/provider/PBKDF2HmacSHA1Factory;
            0   11     1        key  Ljavax/crypto/SecretKey;
            0   11     2  keySpecCl  Ljava/lang/Class;
            5    9     3       pKey  Ljavax/crypto/interfaces/PBEKey;
    Exceptions:
      throws java.security.spec.InvalidKeySpecException
    MethodParameters:
           Name  Flags
      key        
      keySpecCl  

  protected javax.crypto.SecretKey engineTranslateKey(javax.crypto.SecretKey);
    descriptor: (Ljavax/crypto/SecretKey;)Ljavax/crypto/SecretKey;
    flags: (0x0004) ACC_PROTECTED
    Code:
      stack=7, locals=5, args_size=2
        start local 0 // com.sun.crypto.provider.PBKDF2HmacSHA1Factory this
        start local 1 // javax.crypto.SecretKey key
         0: .line 123
            aload 1 /* key */
            ifnull 22
         1: .line 124
            aload 1 /* key */
            invokeinterface javax.crypto.SecretKey.getAlgorithm:()Ljava/lang/String;
            ldc "PBKDF2WithHmacSHA1"
            invokevirtual java.lang.String.equalsIgnoreCase:(Ljava/lang/String;)Z
            ifeq 22
         2: .line 125
            aload 1 /* key */
            invokeinterface javax.crypto.SecretKey.getFormat:()Ljava/lang/String;
            ldc "RAW"
            invokevirtual java.lang.String.equalsIgnoreCase:(Ljava/lang/String;)Z
            ifeq 22
         3: .line 128
            aload 1 /* key */
            instanceof com.sun.crypto.provider.PBKDF2KeyImpl
            ifeq 5
         4: .line 129
            aload 1 /* key */
            areturn
         5: .line 132
      StackMap locals:
      StackMap stack:
            aload 1 /* key */
            instanceof javax.crypto.interfaces.PBEKey
            ifeq 22
         6: .line 134
            aload 1 /* key */
            checkcast javax.crypto.interfaces.PBEKey
         7: .line 133
            astore 2 /* pKey */
        start local 2 // javax.crypto.interfaces.PBEKey pKey
         8: .line 137
            new javax.crypto.spec.PBEKeySpec
            dup
            aload 2 /* pKey */
            invokeinterface javax.crypto.interfaces.PBEKey.getPassword:()[C
         9: .line 138
            aload 2 /* pKey */
            invokeinterface javax.crypto.interfaces.PBEKey.getSalt:()[B
        10: .line 139
            aload 2 /* pKey */
            invokeinterface javax.crypto.interfaces.PBEKey.getIterationCount:()I
        11: .line 140
            aload 2 /* pKey */
            invokeinterface javax.crypto.interfaces.PBEKey.getEncoded:()[B
            arraylength
            bipush 8
            imul
        12: .line 137
            invokespecial javax.crypto.spec.PBEKeySpec.<init>:([C[BII)V
        13: .line 136
            astore 3 /* spec */
        start local 3 // javax.crypto.spec.PBEKeySpec spec
        14: .line 141
            new com.sun.crypto.provider.PBKDF2KeyImpl
            dup
            aload 3 /* spec */
            ldc "HmacSHA1"
            invokespecial com.sun.crypto.provider.PBKDF2KeyImpl.<init>:(Ljavax/crypto/spec/PBEKeySpec;Ljava/lang/String;)V
        15: areturn
        end local 3 // javax.crypto.spec.PBEKeySpec spec
        16: .line 142
      StackMap locals: com.sun.crypto.provider.PBKDF2HmacSHA1Factory javax.crypto.SecretKey javax.crypto.interfaces.PBEKey
      StackMap stack: java.security.spec.InvalidKeySpecException
            astore 3 /* re */
        start local 3 // java.security.spec.InvalidKeySpecException re
        17: .line 143
            new java.security.InvalidKeyException
            dup
        18: .line 144
            ldc "Invalid key component(s)"
        19: .line 143
            invokespecial java.security.InvalidKeyException.<init>:(Ljava/lang/String;)V
            astore 4 /* ike */
        start local 4 // java.security.InvalidKeyException ike
        20: .line 145
            aload 4 /* ike */
            aload 3 /* re */
            invokevirtual java.security.InvalidKeyException.initCause:(Ljava/lang/Throwable;)Ljava/lang/Throwable;
            pop
        21: .line 146
            aload 4 /* ike */
            athrow
        end local 4 // java.security.InvalidKeyException ike
        end local 3 // java.security.spec.InvalidKeySpecException re
        end local 2 // javax.crypto.interfaces.PBEKey pKey
        22: .line 150
      StackMap locals:
      StackMap stack:
            new java.security.InvalidKeyException
            dup
            ldc "Invalid key format/algorithm"
            invokespecial java.security.InvalidKeyException.<init>:(Ljava/lang/String;)V
            athrow
        end local 1 // javax.crypto.SecretKey key
        end local 0 // com.sun.crypto.provider.PBKDF2HmacSHA1Factory this
      LocalVariableTable:
        Start  End  Slot  Name  Signature
            0   23     0  this  Lcom/sun/crypto/provider/PBKDF2HmacSHA1Factory;
            0   23     1   key  Ljavax/crypto/SecretKey;
            8   22     2  pKey  Ljavax/crypto/interfaces/PBEKey;
           14   16     3  spec  Ljavax/crypto/spec/PBEKeySpec;
           17   22     3    re  Ljava/security/spec/InvalidKeySpecException;
           20   22     4   ike  Ljava/security/InvalidKeyException;
      Exception table:
        from    to  target  type
           8    15      16  Class java.security.spec.InvalidKeySpecException
    Exceptions:
      throws java.security.InvalidKeyException
    MethodParameters:
      Name  Flags
      key   
}
SourceFile: "PBKDF2HmacSHA1Factory.java"