http://www.bouncycastle.org/java.html: The Bouncy Castle Java APIs for CMS, PKCS, EAC, TSP, CMP, CRMF, OCSP, and certificate generation. This jar contains APIs for JDK 1.5 to JDK 1.8. The APIs can be used in conjunction with a JCE/JCA provider such as the one provided with the Bouncy Castle Cryptography APIs.
  • The Legion of the Bouncy Castle Inc. 
class org.bouncycastle.eac.operator.jcajce.JcaEACSignatureVerifierBuilder$1 implements org.bouncycastle.eac.operator.EACSignatureVerifier
  minor version: 0
  major version: 59
  flags: flags: (0x0020) ACC_SUPER
  this_class: org.bouncycastle.eac.operator.jcajce.JcaEACSignatureVerifierBuilder$1
  super_class: java.lang.Object
{
  final org.bouncycastle.eac.operator.jcajce.JcaEACSignatureVerifierBuilder this$0;
    descriptor: Lorg/bouncycastle/eac/operator/jcajce/JcaEACSignatureVerifierBuilder;
    flags: (0x1010) ACC_FINAL, ACC_SYNTHETIC

  private final org.bouncycastle.asn1.ASN1ObjectIdentifier val$usageOid;
    descriptor: Lorg/bouncycastle/asn1/ASN1ObjectIdentifier;
    flags: (0x1012) ACC_PRIVATE, ACC_FINAL, ACC_SYNTHETIC

  private final org.bouncycastle.eac.operator.jcajce.JcaEACSignatureVerifierBuilder$SignatureOutputStream val$sigStream;
    descriptor: Lorg/bouncycastle/eac/operator/jcajce/JcaEACSignatureVerifierBuilder$SignatureOutputStream;
    flags: (0x1012) ACC_PRIVATE, ACC_FINAL, ACC_SYNTHETIC

  void <init>(org.bouncycastle.eac.operator.jcajce.JcaEACSignatureVerifierBuilder, org.bouncycastle.asn1.ASN1ObjectIdentifier, org.bouncycastle.eac.operator.jcajce.JcaEACSignatureVerifierBuilder$SignatureOutputStream);
    descriptor: (Lorg/bouncycastle/eac/operator/jcajce/JcaEACSignatureVerifierBuilder;Lorg/bouncycastle/asn1/ASN1ObjectIdentifier;Lorg/bouncycastle/eac/operator/jcajce/JcaEACSignatureVerifierBuilder$SignatureOutputStream;)V
    flags: (0x0000) 
    Code:
      stack=2, locals=4, args_size=4
        start local 0 // org.bouncycastle.eac.operator.jcajce.JcaEACSignatureVerifierBuilder$1 this
         0: .line 67
            aload 0 /* this */
            aload 1
            putfield org.bouncycastle.eac.operator.jcajce.JcaEACSignatureVerifierBuilder$1.this$0:Lorg/bouncycastle/eac/operator/jcajce/JcaEACSignatureVerifierBuilder;
            aload 0 /* this */
            aload 2
            putfield org.bouncycastle.eac.operator.jcajce.JcaEACSignatureVerifierBuilder$1.val$usageOid:Lorg/bouncycastle/asn1/ASN1ObjectIdentifier;
            aload 0 /* this */
            aload 3
            putfield org.bouncycastle.eac.operator.jcajce.JcaEACSignatureVerifierBuilder$1.val$sigStream:Lorg/bouncycastle/eac/operator/jcajce/JcaEACSignatureVerifierBuilder$SignatureOutputStream;
            aload 0 /* this */
            invokespecial java.lang.Object.<init>:()V
            return
        end local 0 // org.bouncycastle.eac.operator.jcajce.JcaEACSignatureVerifierBuilder$1 this
      LocalVariableTable:
        Start  End  Slot  Name  Signature
            0    1     0  this  Lorg/bouncycastle/eac/operator/jcajce/JcaEACSignatureVerifierBuilder$1;
    MethodParameters:
               Name  Flags
      this$0         final
      val$usageOid   final
      val$sigStream  final

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

  public java.io.OutputStream getOutputStream();
    descriptor: ()Ljava/io/OutputStream;
    flags: (0x0001) ACC_PUBLIC
    Code:
      stack=1, locals=1, args_size=1
        start local 0 // org.bouncycastle.eac.operator.jcajce.JcaEACSignatureVerifierBuilder$1 this
         0: .line 76
            aload 0 /* this */
            getfield org.bouncycastle.eac.operator.jcajce.JcaEACSignatureVerifierBuilder$1.val$sigStream:Lorg/bouncycastle/eac/operator/jcajce/JcaEACSignatureVerifierBuilder$SignatureOutputStream;
            areturn
        end local 0 // org.bouncycastle.eac.operator.jcajce.JcaEACSignatureVerifierBuilder$1 this
      LocalVariableTable:
        Start  End  Slot  Name  Signature
            0    1     0  this  Lorg/bouncycastle/eac/operator/jcajce/JcaEACSignatureVerifierBuilder$1;

  public boolean verify(byte[]);
    descriptor: ([B)Z
    flags: (0x0001) ACC_PUBLIC
    Code:
      stack=5, locals=3, args_size=2
        start local 0 // org.bouncycastle.eac.operator.jcajce.JcaEACSignatureVerifierBuilder$1 this
        start local 1 // byte[] expected
         0: .line 83
            aload 0 /* this */
            getfield org.bouncycastle.eac.operator.jcajce.JcaEACSignatureVerifierBuilder$1.val$usageOid:Lorg/bouncycastle/asn1/ASN1ObjectIdentifier;
            getstatic org.bouncycastle.asn1.eac.EACObjectIdentifiers.id_TA_ECDSA:Lorg/bouncycastle/asn1/ASN1ObjectIdentifier;
            invokevirtual org.bouncycastle.asn1.ASN1ObjectIdentifier.on:(Lorg/bouncycastle/asn1/ASN1ObjectIdentifier;)Z
            ifeq 6
         1: .line 87
            aload 1 /* expected */
            invokestatic org.bouncycastle.eac.operator.jcajce.JcaEACSignatureVerifierBuilder.derEncode:([B)[B
            astore 2 /* reencoded */
        start local 2 // byte[] reencoded
         2: .line 89
            aload 0 /* this */
            getfield org.bouncycastle.eac.operator.jcajce.JcaEACSignatureVerifierBuilder$1.val$sigStream:Lorg/bouncycastle/eac/operator/jcajce/JcaEACSignatureVerifierBuilder$SignatureOutputStream;
            aload 2 /* reencoded */
            invokevirtual org.bouncycastle.eac.operator.jcajce.JcaEACSignatureVerifierBuilder$SignatureOutputStream.verify:([B)Z
         3: ireturn
        end local 2 // byte[] reencoded
         4: .line 91
      StackMap locals:
      StackMap stack: java.lang.Exception
            pop
         5: .line 93
            iconst_0
            ireturn
         6: .line 98
      StackMap locals:
      StackMap stack:
            aload 0 /* this */
            getfield org.bouncycastle.eac.operator.jcajce.JcaEACSignatureVerifierBuilder$1.val$sigStream:Lorg/bouncycastle/eac/operator/jcajce/JcaEACSignatureVerifierBuilder$SignatureOutputStream;
            aload 1 /* expected */
            invokevirtual org.bouncycastle.eac.operator.jcajce.JcaEACSignatureVerifierBuilder$SignatureOutputStream.verify:([B)Z
         7: ireturn
         8: .line 101
      StackMap locals:
      StackMap stack: java.security.SignatureException
            astore 2 /* e */
        start local 2 // java.security.SignatureException e
         9: .line 103
            new org.bouncycastle.operator.RuntimeOperatorException
            dup
            new java.lang.StringBuilder
            dup
            ldc "exception obtaining signature: "
            invokespecial java.lang.StringBuilder.<init>:(Ljava/lang/String;)V
            aload 2 /* e */
            invokevirtual java.security.SignatureException.getMessage:()Ljava/lang/String;
            invokevirtual java.lang.StringBuilder.append:(Ljava/lang/String;)Ljava/lang/StringBuilder;
            invokevirtual java.lang.StringBuilder.toString:()Ljava/lang/String;
            aload 2 /* e */
            invokespecial org.bouncycastle.operator.RuntimeOperatorException.<init>:(Ljava/lang/String;Ljava/lang/Throwable;)V
            athrow
        end local 2 // java.security.SignatureException e
        end local 1 // byte[] expected
        end local 0 // org.bouncycastle.eac.operator.jcajce.JcaEACSignatureVerifierBuilder$1 this
      LocalVariableTable:
        Start  End  Slot       Name  Signature
            0   10     0       this  Lorg/bouncycastle/eac/operator/jcajce/JcaEACSignatureVerifierBuilder$1;
            0   10     1   expected  [B
            2    4     2  reencoded  [B
            9   10     2          e  Ljava/security/SignatureException;
      Exception table:
        from    to  target  type
           1     3       4  Class java.lang.Exception
           0     3       8  Class java.security.SignatureException
           4     5       8  Class java.security.SignatureException
           6     7       8  Class java.security.SignatureException
    MethodParameters:
          Name  Flags
      expected  
}
SourceFile: "JcaEACSignatureVerifierBuilder.java"
EnclosingMethod: org.bouncycastle.eac.operator.jcajce.JcaEACSignatureVerifierBuilder.build:(Lorg/bouncycastle/asn1/ASN1ObjectIdentifier;Ljava/security/PublicKey;)Lorg/bouncycastle/eac/operator/EACSignatureVerifier;
NestHost: org.bouncycastle.eac.operator.jcajce.JcaEACSignatureVerifierBuilder
InnerClasses:
  org.bouncycastle.eac.operator.jcajce.JcaEACSignatureVerifierBuilder$1
  private SignatureOutputStream = org.bouncycastle.eac.operator.jcajce.JcaEACSignatureVerifierBuilder$SignatureOutputStream of org.bouncycastle.eac.operator.jcajce.JcaEACSignatureVerifierBuilder