https://openjdk.java.net/ 
public abstract class org.jcp.xml.dsig.internal.dom.DOMHMACSignatureMethod extends org.jcp.xml.dsig.internal.dom.AbstractDOMSignatureMethod
  minor version: 0
  major version: 59
  flags: flags: (0x0421) ACC_PUBLIC, ACC_SUPER, ACC_ABSTRACT
  this_class: org.jcp.xml.dsig.internal.dom.DOMHMACSignatureMethod
  super_class: org.jcp.xml.dsig.internal.dom.AbstractDOMSignatureMethod
{
  private static final com.sun.org.slf4j.internal.Logger LOG;
    descriptor: Lcom/sun/org/slf4j/internal/Logger;
    flags: (0x001a) ACC_PRIVATE, ACC_STATIC, ACC_FINAL

  static final java.lang.String HMAC_SHA224;
    descriptor: Ljava/lang/String;
    flags: (0x0018) ACC_STATIC, ACC_FINAL
    ConstantValue: "http://www.w3.org/2001/04/xmldsig-more#hmac-sha224"

  static final java.lang.String HMAC_SHA256;
    descriptor: Ljava/lang/String;
    flags: (0x0018) ACC_STATIC, ACC_FINAL
    ConstantValue: "http://www.w3.org/2001/04/xmldsig-more#hmac-sha256"

  static final java.lang.String HMAC_SHA384;
    descriptor: Ljava/lang/String;
    flags: (0x0018) ACC_STATIC, ACC_FINAL
    ConstantValue: "http://www.w3.org/2001/04/xmldsig-more#hmac-sha384"

  static final java.lang.String HMAC_SHA512;
    descriptor: Ljava/lang/String;
    flags: (0x0018) ACC_STATIC, ACC_FINAL
    ConstantValue: "http://www.w3.org/2001/04/xmldsig-more#hmac-sha512"

  static final java.lang.String HMAC_RIPEMD160;
    descriptor: Ljava/lang/String;
    flags: (0x0018) ACC_STATIC, ACC_FINAL
    ConstantValue: "http://www.w3.org/2001/04/xmldsig-more#hmac-ripemd160"

  private javax.crypto.Mac hmac;
    descriptor: Ljavax/crypto/Mac;
    flags: (0x0002) ACC_PRIVATE

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

  private boolean outputLengthSet;
    descriptor: Z
    flags: (0x0002) ACC_PRIVATE

  private javax.xml.crypto.dsig.spec.SignatureMethodParameterSpec params;
    descriptor: Ljavax/xml/crypto/dsig/spec/SignatureMethodParameterSpec;
    flags: (0x0002) ACC_PRIVATE

  static void <clinit>();
    descriptor: ()V
    flags: (0x0008) ACC_STATIC
    Code:
      stack=1, locals=0, args_size=0
         0: .line 57
            ldc Lorg/jcp/xml/dsig/internal/dom/DOMHMACSignatureMethod;
            invokestatic com.sun.org.slf4j.internal.LoggerFactory.getLogger:(Ljava/lang/Class;)Lcom/sun/org/slf4j/internal/Logger;
         1: .line 56
            putstatic org.jcp.xml.dsig.internal.dom.DOMHMACSignatureMethod.LOG:Lcom/sun/org/slf4j/internal/Logger;
         2: .line 69
            return
      LocalVariableTable:
        Start  End  Slot  Name  Signature

  void <init>(java.security.spec.AlgorithmParameterSpec);
    descriptor: (Ljava/security/spec/AlgorithmParameterSpec;)V
    flags: (0x0000) 
    Code:
      stack=2, locals=2, args_size=2
        start local 0 // org.jcp.xml.dsig.internal.dom.DOMHMACSignatureMethod this
        start local 1 // java.security.spec.AlgorithmParameterSpec params
         0: .line 82
            aload 0 /* this */
            invokespecial org.jcp.xml.dsig.internal.dom.AbstractDOMSignatureMethod.<init>:()V
         1: .line 85
            aload 0 /* this */
            aload 1 /* params */
            checkcast javax.xml.crypto.dsig.spec.SignatureMethodParameterSpec
            invokevirtual org.jcp.xml.dsig.internal.dom.DOMHMACSignatureMethod.checkParams:(Ljavax/xml/crypto/dsig/spec/SignatureMethodParameterSpec;)V
         2: .line 86
            aload 0 /* this */
            aload 1 /* params */
            checkcast javax.xml.crypto.dsig.spec.SignatureMethodParameterSpec
            putfield org.jcp.xml.dsig.internal.dom.DOMHMACSignatureMethod.params:Ljavax/xml/crypto/dsig/spec/SignatureMethodParameterSpec;
         3: .line 87
            return
        end local 1 // java.security.spec.AlgorithmParameterSpec params
        end local 0 // org.jcp.xml.dsig.internal.dom.DOMHMACSignatureMethod this
      LocalVariableTable:
        Start  End  Slot    Name  Signature
            0    4     0    this  Lorg/jcp/xml/dsig/internal/dom/DOMHMACSignatureMethod;
            0    4     1  params  Ljava/security/spec/AlgorithmParameterSpec;
    Exceptions:
      throws java.security.InvalidAlgorithmParameterException
    MethodParameters:
        Name  Flags
      params  

  void <init>(Element);
    descriptor: (LElement;)V
    flags: (0x0000) 
    Code:
      stack=3, locals=2, args_size=2
        start local 0 // org.jcp.xml.dsig.internal.dom.DOMHMACSignatureMethod this
         0: .line 45
            new java.lang.Error
            dup
            ldc "Unresolved compilation problems: \n\tThe import org.w3c cannot be resolved\n\tThe import org.w3c cannot be resolved\n\tElement cannot be resolved to a type\n\tElement cannot be resolved to a type\n\tElement cannot be resolved to a type\n\tElement cannot be resolved to a type\n\tDocument cannot be resolved to a type\n\tElement cannot be resolved to a type\n\tThe type DOMHMACSignatureMethod.SHA1 must implement the inherited abstract method DOMStructure.marshal(Node, String, DOMCryptoContext)\n\tElement cannot be resolved to a type\n\tThe type DOMHMACSignatureMethod.SHA224 must implement the inherited abstract method DOMStructure.marshal(Node, String, DOMCryptoContext)\n\tElement cannot be resolved to a type\n\tThe type DOMHMACSignatureMethod.SHA256 must implement the inherited abstract method DOMStructure.marshal(Node, String, DOMCryptoContext)\n\tElement cannot be resolved to a type\n\tThe type DOMHMACSignatureMethod.SHA384 must implement the inherited abstract method DOMStructure.marshal(Node, String, DOMCryptoContext)\n\tElement cannot be resolved to a type\n\tThe type DOMHMACSignatureMethod.SHA512 must implement the inherited abstract method DOMStructure.marshal(Node, String, DOMCryptoContext)\n\tElement cannot be resolved to a type\n\tThe type DOMHMACSignatureMethod.RIPEMD160 must implement the inherited abstract method DOMStructure.marshal(Node, String, DOMCryptoContext)\n\tElement cannot be resolved to a type\n"
            invokespecial java.lang.Error.<init>:(Ljava/lang/String;)V
            athrow
        end local 0 // org.jcp.xml.dsig.internal.dom.DOMHMACSignatureMethod this
      LocalVariableTable:
        Start  End  Slot  Name  Signature
            0    1     0  this  Lorg/jcp/xml/dsig/internal/dom/DOMHMACSignatureMethod;
    Exceptions:
      throws javax.xml.crypto.MarshalException
    MethodParameters:
        Name  Flags
      smElem  

  void checkParams(javax.xml.crypto.dsig.spec.SignatureMethodParameterSpec);
    descriptor: (Ljavax/xml/crypto/dsig/spec/SignatureMethodParameterSpec;)V
    flags: (0x0000) 
    Code:
      stack=6, locals=2, args_size=2
        start local 0 // org.jcp.xml.dsig.internal.dom.DOMHMACSignatureMethod this
        start local 1 // javax.xml.crypto.dsig.spec.SignatureMethodParameterSpec params
         0: .line 110
            aload 1 /* params */
            ifnull 8
         1: .line 111
            aload 1 /* params */
            instanceof javax.xml.crypto.dsig.spec.HMACParameterSpec
            ifne 5
         2: .line 112
            new java.security.InvalidAlgorithmParameterException
            dup
         3: .line 113
            ldc "params must be of type HMACParameterSpec"
         4: .line 112
            invokespecial java.security.InvalidAlgorithmParameterException.<init>:(Ljava/lang/String;)V
            athrow
         5: .line 115
      StackMap locals:
      StackMap stack:
            aload 0 /* this */
            aload 1 /* params */
            checkcast javax.xml.crypto.dsig.spec.HMACParameterSpec
            invokevirtual javax.xml.crypto.dsig.spec.HMACParameterSpec.getOutputLength:()I
            putfield org.jcp.xml.dsig.internal.dom.DOMHMACSignatureMethod.outputLength:I
         6: .line 116
            aload 0 /* this */
            iconst_1
            putfield org.jcp.xml.dsig.internal.dom.DOMHMACSignatureMethod.outputLengthSet:Z
         7: .line 117
            getstatic org.jcp.xml.dsig.internal.dom.DOMHMACSignatureMethod.LOG:Lcom/sun/org/slf4j/internal/Logger;
            ldc "Setting outputLength from HMACParameterSpec to: {}"
            iconst_1
            anewarray java.lang.Object
            dup
            iconst_0
            aload 0 /* this */
            getfield org.jcp.xml.dsig.internal.dom.DOMHMACSignatureMethod.outputLength:I
            invokestatic java.lang.Integer.valueOf:(I)Ljava/lang/Integer;
            aastore
            invokevirtual com.sun.org.slf4j.internal.Logger.debug:(Ljava/lang/String;[Ljava/lang/Object;)V
         8: .line 119
      StackMap locals:
      StackMap stack:
            return
        end local 1 // javax.xml.crypto.dsig.spec.SignatureMethodParameterSpec params
        end local 0 // org.jcp.xml.dsig.internal.dom.DOMHMACSignatureMethod this
      LocalVariableTable:
        Start  End  Slot    Name  Signature
            0    9     0    this  Lorg/jcp/xml/dsig/internal/dom/DOMHMACSignatureMethod;
            0    9     1  params  Ljavax/xml/crypto/dsig/spec/SignatureMethodParameterSpec;
    Exceptions:
      throws java.security.InvalidAlgorithmParameterException
    MethodParameters:
        Name  Flags
      params  

  public final java.security.spec.AlgorithmParameterSpec getParameterSpec();
    descriptor: ()Ljava/security/spec/AlgorithmParameterSpec;
    flags: (0x0011) ACC_PUBLIC, ACC_FINAL
    Code:
      stack=1, locals=1, args_size=1
        start local 0 // org.jcp.xml.dsig.internal.dom.DOMHMACSignatureMethod this
         0: .line 122
            aload 0 /* this */
            getfield org.jcp.xml.dsig.internal.dom.DOMHMACSignatureMethod.params:Ljavax/xml/crypto/dsig/spec/SignatureMethodParameterSpec;
            areturn
        end local 0 // org.jcp.xml.dsig.internal.dom.DOMHMACSignatureMethod this
      LocalVariableTable:
        Start  End  Slot  Name  Signature
            0    1     0  this  Lorg/jcp/xml/dsig/internal/dom/DOMHMACSignatureMethod;

  javax.xml.crypto.dsig.spec.SignatureMethodParameterSpec unmarshalParams(Element);
    descriptor: (LElement;)Ljavax/xml/crypto/dsig/spec/SignatureMethodParameterSpec;
    flags: (0x0000) 
    Code:
      stack=3, locals=2, args_size=2
        start local 0 // org.jcp.xml.dsig.internal.dom.DOMHMACSignatureMethod this
         0: .line 125
            new java.lang.Error
            dup
            ldc "Unresolved compilation problem: \n\tElement cannot be resolved to a type\n"
            invokespecial java.lang.Error.<init>:(Ljava/lang/String;)V
            athrow
        end local 0 // org.jcp.xml.dsig.internal.dom.DOMHMACSignatureMethod this
      LocalVariableTable:
        Start  End  Slot  Name  Signature
            0    1     0  this  Lorg/jcp/xml/dsig/internal/dom/DOMHMACSignatureMethod;
    Exceptions:
      throws javax.xml.crypto.MarshalException
    MethodParameters:
            Name  Flags
      paramsElem  

  void marshalParams(Element, java.lang.String);
    descriptor: (LElement;Ljava/lang/String;)V
    flags: (0x0000) 
    Code:
      stack=3, locals=3, args_size=3
        start local 0 // org.jcp.xml.dsig.internal.dom.DOMHMACSignatureMethod this
         0: .line 134
            new java.lang.Error
            dup
            ldc "Unresolved compilation problems: \n\tElement cannot be resolved to a type\n\tDocument cannot be resolved to a type\n\tElement cannot be resolved to a type\n"
            invokespecial java.lang.Error.<init>:(Ljava/lang/String;)V
            athrow
        end local 0 // org.jcp.xml.dsig.internal.dom.DOMHMACSignatureMethod this
      LocalVariableTable:
        Start  End  Slot  Name  Signature
            0    1     0  this  Lorg/jcp/xml/dsig/internal/dom/DOMHMACSignatureMethod;
    Exceptions:
      throws javax.xml.crypto.MarshalException
    MethodParameters:
        Name  Flags
      parent  
      prefix  

  boolean verify(java.security.Key, javax.xml.crypto.dsig.SignedInfo, byte[], javax.xml.crypto.dsig.XMLValidateContext);
    descriptor: (Ljava/security/Key;Ljavax/xml/crypto/dsig/SignedInfo;[BLjavax/xml/crypto/dsig/XMLValidateContext;)Z
    flags: (0x0000) 
    Code:
      stack=5, locals=6, args_size=5
        start local 0 // org.jcp.xml.dsig.internal.dom.DOMHMACSignatureMethod this
        start local 1 // java.security.Key key
        start local 2 // javax.xml.crypto.dsig.SignedInfo si
        start local 3 // byte[] sig
        start local 4 // javax.xml.crypto.dsig.XMLValidateContext context
         0: .line 150
            aload 1 /* key */
            ifnull 1
            aload 2 /* si */
            ifnull 1
            aload 3 /* sig */
            ifnonnull 2
         1: .line 151
      StackMap locals:
      StackMap stack:
            new java.lang.NullPointerException
            dup
            invokespecial java.lang.NullPointerException.<init>:()V
            athrow
         2: .line 153
      StackMap locals:
      StackMap stack:
            aload 1 /* key */
            instanceof javax.crypto.SecretKey
            ifne 4
         3: .line 154
            new java.security.InvalidKeyException
            dup
            ldc "key must be SecretKey"
            invokespecial java.security.InvalidKeyException.<init>:(Ljava/lang/String;)V
            athrow
         4: .line 156
      StackMap locals:
      StackMap stack:
            aload 0 /* this */
            getfield org.jcp.xml.dsig.internal.dom.DOMHMACSignatureMethod.hmac:Ljavax/crypto/Mac;
            ifnonnull 9
         5: .line 158
            aload 0 /* this */
            aload 0 /* this */
            invokevirtual org.jcp.xml.dsig.internal.dom.DOMHMACSignatureMethod.getJCAAlgorithm:()Ljava/lang/String;
            invokestatic javax.crypto.Mac.getInstance:(Ljava/lang/String;)Ljavax/crypto/Mac;
            putfield org.jcp.xml.dsig.internal.dom.DOMHMACSignatureMethod.hmac:Ljavax/crypto/Mac;
         6: .line 159
            goto 9
      StackMap locals:
      StackMap stack: java.security.NoSuchAlgorithmException
         7: astore 5 /* nsae */
        start local 5 // java.security.NoSuchAlgorithmException nsae
         8: .line 160
            new javax.xml.crypto.dsig.XMLSignatureException
            dup
            aload 5 /* nsae */
            invokespecial javax.xml.crypto.dsig.XMLSignatureException.<init>:(Ljava/lang/Throwable;)V
            athrow
        end local 5 // java.security.NoSuchAlgorithmException nsae
         9: .line 163
      StackMap locals:
      StackMap stack:
            aload 0 /* this */
            getfield org.jcp.xml.dsig.internal.dom.DOMHMACSignatureMethod.outputLengthSet:Z
            ifeq 13
            aload 0 /* this */
            getfield org.jcp.xml.dsig.internal.dom.DOMHMACSignatureMethod.outputLength:I
            aload 0 /* this */
            invokevirtual org.jcp.xml.dsig.internal.dom.DOMHMACSignatureMethod.getDigestLength:()I
            if_icmpge 13
        10: .line 164
            new javax.xml.crypto.dsig.XMLSignatureException
            dup
        11: .line 165
            new java.lang.StringBuilder
            dup
            ldc "HMACOutputLength must not be less than "
            invokespecial java.lang.StringBuilder.<init>:(Ljava/lang/String;)V
            aload 0 /* this */
            invokevirtual org.jcp.xml.dsig.internal.dom.DOMHMACSignatureMethod.getDigestLength:()I
            invokevirtual java.lang.StringBuilder.append:(I)Ljava/lang/StringBuilder;
            invokevirtual java.lang.StringBuilder.toString:()Ljava/lang/String;
        12: .line 164
            invokespecial javax.xml.crypto.dsig.XMLSignatureException.<init>:(Ljava/lang/String;)V
            athrow
        13: .line 167
      StackMap locals:
      StackMap stack:
            aload 0 /* this */
            getfield org.jcp.xml.dsig.internal.dom.DOMHMACSignatureMethod.hmac:Ljavax/crypto/Mac;
            aload 1 /* key */
            invokevirtual javax.crypto.Mac.init:(Ljava/security/Key;)V
        14: .line 168
            aload 2 /* si */
            checkcast org.jcp.xml.dsig.internal.dom.DOMSignedInfo
            aload 4 /* context */
            new org.jcp.xml.dsig.internal.MacOutputStream
            dup
            aload 0 /* this */
            getfield org.jcp.xml.dsig.internal.dom.DOMHMACSignatureMethod.hmac:Ljavax/crypto/Mac;
            invokespecial org.jcp.xml.dsig.internal.MacOutputStream.<init>:(Ljavax/crypto/Mac;)V
            invokevirtual org.jcp.xml.dsig.internal.dom.DOMSignedInfo.canonicalize:(Ljavax/xml/crypto/XMLCryptoContext;Ljava/io/ByteArrayOutputStream;)V
        15: .line 169
            aload 0 /* this */
            getfield org.jcp.xml.dsig.internal.dom.DOMHMACSignatureMethod.hmac:Ljavax/crypto/Mac;
            invokevirtual javax.crypto.Mac.doFinal:()[B
            astore 5 /* result */
        start local 5 // byte[] result
        16: .line 171
            aload 3 /* sig */
            aload 5 /* result */
            invokestatic java.security.MessageDigest.isEqual:([B[B)Z
            ireturn
        end local 5 // byte[] result
        end local 4 // javax.xml.crypto.dsig.XMLValidateContext context
        end local 3 // byte[] sig
        end local 2 // javax.xml.crypto.dsig.SignedInfo si
        end local 1 // java.security.Key key
        end local 0 // org.jcp.xml.dsig.internal.dom.DOMHMACSignatureMethod this
      LocalVariableTable:
        Start  End  Slot     Name  Signature
            0   17     0     this  Lorg/jcp/xml/dsig/internal/dom/DOMHMACSignatureMethod;
            0   17     1      key  Ljava/security/Key;
            0   17     2       si  Ljavax/xml/crypto/dsig/SignedInfo;
            0   17     3      sig  [B
            0   17     4  context  Ljavax/xml/crypto/dsig/XMLValidateContext;
            8    9     5     nsae  Ljava/security/NoSuchAlgorithmException;
           16   17     5   result  [B
      Exception table:
        from    to  target  type
           5     6       7  Class java.security.NoSuchAlgorithmException
    Exceptions:
      throws java.security.InvalidKeyException, java.security.SignatureException, javax.xml.crypto.dsig.XMLSignatureException
    MethodParameters:
         Name  Flags
      key      
      si       
      sig      
      context  

  byte[] sign(java.security.Key, javax.xml.crypto.dsig.SignedInfo, javax.xml.crypto.dsig.XMLSignContext);
    descriptor: (Ljava/security/Key;Ljavax/xml/crypto/dsig/SignedInfo;Ljavax/xml/crypto/dsig/XMLSignContext;)[B
    flags: (0x0000) 
    Code:
      stack=5, locals=5, args_size=4
        start local 0 // org.jcp.xml.dsig.internal.dom.DOMHMACSignatureMethod this
        start local 1 // java.security.Key key
        start local 2 // javax.xml.crypto.dsig.SignedInfo si
        start local 3 // javax.xml.crypto.dsig.XMLSignContext context
         0: .line 177
            aload 1 /* key */
            ifnull 1
            aload 2 /* si */
            ifnonnull 2
         1: .line 178
      StackMap locals:
      StackMap stack:
            new java.lang.NullPointerException
            dup
            invokespecial java.lang.NullPointerException.<init>:()V
            athrow
         2: .line 180
      StackMap locals:
      StackMap stack:
            aload 1 /* key */
            instanceof javax.crypto.SecretKey
            ifne 4
         3: .line 181
            new java.security.InvalidKeyException
            dup
            ldc "key must be SecretKey"
            invokespecial java.security.InvalidKeyException.<init>:(Ljava/lang/String;)V
            athrow
         4: .line 183
      StackMap locals:
      StackMap stack:
            aload 0 /* this */
            getfield org.jcp.xml.dsig.internal.dom.DOMHMACSignatureMethod.hmac:Ljavax/crypto/Mac;
            ifnonnull 9
         5: .line 185
            aload 0 /* this */
            aload 0 /* this */
            invokevirtual org.jcp.xml.dsig.internal.dom.DOMHMACSignatureMethod.getJCAAlgorithm:()Ljava/lang/String;
            invokestatic javax.crypto.Mac.getInstance:(Ljava/lang/String;)Ljavax/crypto/Mac;
            putfield org.jcp.xml.dsig.internal.dom.DOMHMACSignatureMethod.hmac:Ljavax/crypto/Mac;
         6: .line 186
            goto 9
      StackMap locals:
      StackMap stack: java.security.NoSuchAlgorithmException
         7: astore 4 /* nsae */
        start local 4 // java.security.NoSuchAlgorithmException nsae
         8: .line 187
            new javax.xml.crypto.dsig.XMLSignatureException
            dup
            aload 4 /* nsae */
            invokespecial javax.xml.crypto.dsig.XMLSignatureException.<init>:(Ljava/lang/Throwable;)V
            athrow
        end local 4 // java.security.NoSuchAlgorithmException nsae
         9: .line 190
      StackMap locals:
      StackMap stack:
            aload 0 /* this */
            getfield org.jcp.xml.dsig.internal.dom.DOMHMACSignatureMethod.outputLengthSet:Z
            ifeq 13
            aload 0 /* this */
            getfield org.jcp.xml.dsig.internal.dom.DOMHMACSignatureMethod.outputLength:I
            aload 0 /* this */
            invokevirtual org.jcp.xml.dsig.internal.dom.DOMHMACSignatureMethod.getDigestLength:()I
            if_icmpge 13
        10: .line 191
            new javax.xml.crypto.dsig.XMLSignatureException
            dup
        11: .line 192
            new java.lang.StringBuilder
            dup
            ldc "HMACOutputLength must not be less than "
            invokespecial java.lang.StringBuilder.<init>:(Ljava/lang/String;)V
            aload 0 /* this */
            invokevirtual org.jcp.xml.dsig.internal.dom.DOMHMACSignatureMethod.getDigestLength:()I
            invokevirtual java.lang.StringBuilder.append:(I)Ljava/lang/StringBuilder;
            invokevirtual java.lang.StringBuilder.toString:()Ljava/lang/String;
        12: .line 191
            invokespecial javax.xml.crypto.dsig.XMLSignatureException.<init>:(Ljava/lang/String;)V
            athrow
        13: .line 194
      StackMap locals:
      StackMap stack:
            aload 0 /* this */
            getfield org.jcp.xml.dsig.internal.dom.DOMHMACSignatureMethod.hmac:Ljavax/crypto/Mac;
            aload 1 /* key */
            invokevirtual javax.crypto.Mac.init:(Ljava/security/Key;)V
        14: .line 195
            aload 2 /* si */
            checkcast org.jcp.xml.dsig.internal.dom.DOMSignedInfo
            aload 3 /* context */
            new org.jcp.xml.dsig.internal.MacOutputStream
            dup
            aload 0 /* this */
            getfield org.jcp.xml.dsig.internal.dom.DOMHMACSignatureMethod.hmac:Ljavax/crypto/Mac;
            invokespecial org.jcp.xml.dsig.internal.MacOutputStream.<init>:(Ljavax/crypto/Mac;)V
            invokevirtual org.jcp.xml.dsig.internal.dom.DOMSignedInfo.canonicalize:(Ljavax/xml/crypto/XMLCryptoContext;Ljava/io/ByteArrayOutputStream;)V
        15: .line 196
            aload 0 /* this */
            getfield org.jcp.xml.dsig.internal.dom.DOMHMACSignatureMethod.hmac:Ljavax/crypto/Mac;
            invokevirtual javax.crypto.Mac.doFinal:()[B
            areturn
        end local 3 // javax.xml.crypto.dsig.XMLSignContext context
        end local 2 // javax.xml.crypto.dsig.SignedInfo si
        end local 1 // java.security.Key key
        end local 0 // org.jcp.xml.dsig.internal.dom.DOMHMACSignatureMethod this
      LocalVariableTable:
        Start  End  Slot     Name  Signature
            0   16     0     this  Lorg/jcp/xml/dsig/internal/dom/DOMHMACSignatureMethod;
            0   16     1      key  Ljava/security/Key;
            0   16     2       si  Ljavax/xml/crypto/dsig/SignedInfo;
            0   16     3  context  Ljavax/xml/crypto/dsig/XMLSignContext;
            8    9     4     nsae  Ljava/security/NoSuchAlgorithmException;
      Exception table:
        from    to  target  type
           5     6       7  Class java.security.NoSuchAlgorithmException
    Exceptions:
      throws java.security.InvalidKeyException, javax.xml.crypto.dsig.XMLSignatureException
    MethodParameters:
         Name  Flags
      key      
      si       
      context  

  boolean paramsEqual(java.security.spec.AlgorithmParameterSpec);
    descriptor: (Ljava/security/spec/AlgorithmParameterSpec;)Z
    flags: (0x0000) 
    Code:
      stack=2, locals=3, args_size=2
        start local 0 // org.jcp.xml.dsig.internal.dom.DOMHMACSignatureMethod this
        start local 1 // java.security.spec.AlgorithmParameterSpec spec
         0: .line 200
            aload 0 /* this */
            invokevirtual org.jcp.xml.dsig.internal.dom.DOMHMACSignatureMethod.getParameterSpec:()Ljava/security/spec/AlgorithmParameterSpec;
            aload 1 /* spec */
            if_acmpne 2
         1: .line 201
            iconst_1
            ireturn
         2: .line 203
      StackMap locals:
      StackMap stack:
            aload 1 /* spec */
            instanceof javax.xml.crypto.dsig.spec.HMACParameterSpec
            ifne 4
         3: .line 204
            iconst_0
            ireturn
         4: .line 206
      StackMap locals:
      StackMap stack:
            aload 1 /* spec */
            checkcast javax.xml.crypto.dsig.spec.HMACParameterSpec
            astore 2 /* ospec */
        start local 2 // javax.xml.crypto.dsig.spec.HMACParameterSpec ospec
         5: .line 208
            aload 0 /* this */
            getfield org.jcp.xml.dsig.internal.dom.DOMHMACSignatureMethod.outputLength:I
            aload 2 /* ospec */
            invokevirtual javax.xml.crypto.dsig.spec.HMACParameterSpec.getOutputLength:()I
            if_icmpne 6
            iconst_1
            ireturn
      StackMap locals: javax.xml.crypto.dsig.spec.HMACParameterSpec
      StackMap stack:
         6: iconst_0
            ireturn
        end local 2 // javax.xml.crypto.dsig.spec.HMACParameterSpec ospec
        end local 1 // java.security.spec.AlgorithmParameterSpec spec
        end local 0 // org.jcp.xml.dsig.internal.dom.DOMHMACSignatureMethod this
      LocalVariableTable:
        Start  End  Slot   Name  Signature
            0    7     0   this  Lorg/jcp/xml/dsig/internal/dom/DOMHMACSignatureMethod;
            0    7     1   spec  Ljava/security/spec/AlgorithmParameterSpec;
            5    7     2  ospec  Ljavax/xml/crypto/dsig/spec/HMACParameterSpec;
    MethodParameters:
      Name  Flags
      spec  

  org.jcp.xml.dsig.internal.dom.AbstractDOMSignatureMethod$Type getAlgorithmType();
    descriptor: ()Lorg/jcp/xml/dsig/internal/dom/AbstractDOMSignatureMethod$Type;
    flags: (0x0000) 
    Code:
      stack=1, locals=1, args_size=1
        start local 0 // org.jcp.xml.dsig.internal.dom.DOMHMACSignatureMethod this
         0: .line 212
            getstatic org.jcp.xml.dsig.internal.dom.AbstractDOMSignatureMethod$Type.HMAC:Lorg/jcp/xml/dsig/internal/dom/AbstractDOMSignatureMethod$Type;
            areturn
        end local 0 // org.jcp.xml.dsig.internal.dom.DOMHMACSignatureMethod this
      LocalVariableTable:
        Start  End  Slot  Name  Signature
            0    1     0  this  Lorg/jcp/xml/dsig/internal/dom/DOMHMACSignatureMethod;

  abstract int getDigestLength();
    descriptor: ()I
    flags: (0x0400) ACC_ABSTRACT

  public int hashCode();
    descriptor: ()I
    flags: (0x1041) ACC_PUBLIC, ACC_BRIDGE, ACC_SYNTHETIC
    Code:
      stack=1, locals=1, args_size=1
         0: .line 1
            aload 0
            invokespecial org.jcp.xml.dsig.internal.dom.AbstractDOMSignatureMethod.hashCode:()I
            ireturn
      LocalVariableTable:
        Start  End  Slot  Name  Signature

  public void marshal(Node, java.lang.String, javax.xml.crypto.dom.DOMCryptoContext);
    descriptor: (LNode;Ljava/lang/String;Ljavax/xml/crypto/dom/DOMCryptoContext;)V
    flags: (0x1041) ACC_PUBLIC, ACC_BRIDGE, ACC_SYNTHETIC
    Code:
      stack=4, locals=4, args_size=4
         0: .line 1
            aload 0
            aload 1
            aload 2
            aload 3
            invokespecial org.jcp.xml.dsig.internal.dom.AbstractDOMSignatureMethod.marshal:(LNode;Ljava/lang/String;Ljavax/xml/crypto/dom/DOMCryptoContext;)V
            return
      LocalVariableTable:
        Start  End  Slot  Name  Signature
    Exceptions:
      throws javax.xml.crypto.MarshalException

  public boolean equals(java.lang.Object);
    descriptor: (Ljava/lang/Object;)Z
    flags: (0x1041) ACC_PUBLIC, ACC_BRIDGE, ACC_SYNTHETIC
    Code:
      stack=2, locals=2, args_size=2
         0: .line 1
            aload 0
            aload 1
            invokespecial org.jcp.xml.dsig.internal.dom.AbstractDOMSignatureMethod.equals:(Ljava/lang/Object;)Z
            ireturn
      LocalVariableTable:
        Start  End  Slot  Name  Signature
}
SourceFile: "DOMHMACSignatureMethod.java"
NestMembers:
  org.jcp.xml.dsig.internal.dom.DOMHMACSignatureMethod$RIPEMD160  org.jcp.xml.dsig.internal.dom.DOMHMACSignatureMethod$SHA1  org.jcp.xml.dsig.internal.dom.DOMHMACSignatureMethod$SHA224  org.jcp.xml.dsig.internal.dom.DOMHMACSignatureMethod$SHA256  org.jcp.xml.dsig.internal.dom.DOMHMACSignatureMethod$SHA384  org.jcp.xml.dsig.internal.dom.DOMHMACSignatureMethod$SHA512
InnerClasses:
  final Type = org.jcp.xml.dsig.internal.dom.AbstractDOMSignatureMethod$Type of org.jcp.xml.dsig.internal.dom.AbstractDOMSignatureMethod
  final RIPEMD160 = org.jcp.xml.dsig.internal.dom.DOMHMACSignatureMethod$RIPEMD160 of org.jcp.xml.dsig.internal.dom.DOMHMACSignatureMethod
  final SHA1 = org.jcp.xml.dsig.internal.dom.DOMHMACSignatureMethod$SHA1 of org.jcp.xml.dsig.internal.dom.DOMHMACSignatureMethod
  final SHA224 = org.jcp.xml.dsig.internal.dom.DOMHMACSignatureMethod$SHA224 of org.jcp.xml.dsig.internal.dom.DOMHMACSignatureMethod
  final SHA256 = org.jcp.xml.dsig.internal.dom.DOMHMACSignatureMethod$SHA256 of org.jcp.xml.dsig.internal.dom.DOMHMACSignatureMethod
  final SHA384 = org.jcp.xml.dsig.internal.dom.DOMHMACSignatureMethod$SHA384 of org.jcp.xml.dsig.internal.dom.DOMHMACSignatureMethod
  final SHA512 = org.jcp.xml.dsig.internal.dom.DOMHMACSignatureMethod$SHA512 of org.jcp.xml.dsig.internal.dom.DOMHMACSignatureMethod