http://www.bouncycastle.org/java.html: The Bouncy Castle Crypto package is a Java implementation of cryptographic algorithms. This jar contains JCE provider and lightweight API for the Bouncy Castle Cryptography APIs for JDK 1.5 to JDK 1.8.
  • The Legion of the Bouncy Castle Inc. 
class org.bouncycastle.asn1.eac.Flags$StringJoiner
  minor version: 0
  major version: 59
  flags: flags: (0x0020) ACC_SUPER
  this_class: org.bouncycastle.asn1.eac.Flags$StringJoiner
  super_class: java.lang.Object
{
  java.lang.String mSeparator;
    descriptor: Ljava/lang/String;
    flags: (0x0000) 

  boolean First;
    descriptor: Z
    flags: (0x0000) 

  java.lang.StringBuffer b;
    descriptor: Ljava/lang/StringBuffer;
    flags: (0x0000) 

  public void <init>(java.lang.String);
    descriptor: (Ljava/lang/String;)V
    flags: (0x0001) ACC_PUBLIC
    Code:
      stack=3, locals=2, args_size=2
        start local 0 // org.bouncycastle.asn1.eac.Flags$StringJoiner this
        start local 1 // java.lang.String separator
         0: .line 72
            aload 0 /* this */
            invokespecial java.lang.Object.<init>:()V
         1: .line 69
            aload 0 /* this */
            iconst_1
            putfield org.bouncycastle.asn1.eac.Flags$StringJoiner.First:Z
         2: .line 70
            aload 0 /* this */
            new java.lang.StringBuffer
            dup
            invokespecial java.lang.StringBuffer.<init>:()V
            putfield org.bouncycastle.asn1.eac.Flags$StringJoiner.b:Ljava/lang/StringBuffer;
         3: .line 74
            aload 0 /* this */
            aload 1 /* separator */
            putfield org.bouncycastle.asn1.eac.Flags$StringJoiner.mSeparator:Ljava/lang/String;
         4: .line 75
            return
        end local 1 // java.lang.String separator
        end local 0 // org.bouncycastle.asn1.eac.Flags$StringJoiner this
      LocalVariableTable:
        Start  End  Slot       Name  Signature
            0    5     0       this  Lorg/bouncycastle/asn1/eac/Flags$StringJoiner;
            0    5     1  separator  Ljava/lang/String;
    MethodParameters:
           Name  Flags
      separator  

  public void add(java.lang.String);
    descriptor: (Ljava/lang/String;)V
    flags: (0x0001) ACC_PUBLIC
    Code:
      stack=2, locals=2, args_size=2
        start local 0 // org.bouncycastle.asn1.eac.Flags$StringJoiner this
        start local 1 // java.lang.String str
         0: .line 79
            aload 0 /* this */
            getfield org.bouncycastle.asn1.eac.Flags$StringJoiner.First:Z
            ifeq 3
         1: .line 81
            aload 0 /* this */
            iconst_0
            putfield org.bouncycastle.asn1.eac.Flags$StringJoiner.First:Z
         2: .line 82
            goto 4
         3: .line 85
      StackMap locals:
      StackMap stack:
            aload 0 /* this */
            getfield org.bouncycastle.asn1.eac.Flags$StringJoiner.b:Ljava/lang/StringBuffer;
            aload 0 /* this */
            getfield org.bouncycastle.asn1.eac.Flags$StringJoiner.mSeparator:Ljava/lang/String;
            invokevirtual java.lang.StringBuffer.append:(Ljava/lang/String;)Ljava/lang/StringBuffer;
            pop
         4: .line 88
      StackMap locals:
      StackMap stack:
            aload 0 /* this */
            getfield org.bouncycastle.asn1.eac.Flags$StringJoiner.b:Ljava/lang/StringBuffer;
            aload 1 /* str */
            invokevirtual java.lang.StringBuffer.append:(Ljava/lang/String;)Ljava/lang/StringBuffer;
            pop
         5: .line 89
            return
        end local 1 // java.lang.String str
        end local 0 // org.bouncycastle.asn1.eac.Flags$StringJoiner this
      LocalVariableTable:
        Start  End  Slot  Name  Signature
            0    6     0  this  Lorg/bouncycastle/asn1/eac/Flags$StringJoiner;
            0    6     1   str  Ljava/lang/String;
    MethodParameters:
      Name  Flags
      str   

  public java.lang.String toString();
    descriptor: ()Ljava/lang/String;
    flags: (0x0001) ACC_PUBLIC
    Code:
      stack=1, locals=1, args_size=1
        start local 0 // org.bouncycastle.asn1.eac.Flags$StringJoiner this
         0: .line 93
            aload 0 /* this */
            getfield org.bouncycastle.asn1.eac.Flags$StringJoiner.b:Ljava/lang/StringBuffer;
            invokevirtual java.lang.StringBuffer.toString:()Ljava/lang/String;
            areturn
        end local 0 // org.bouncycastle.asn1.eac.Flags$StringJoiner this
      LocalVariableTable:
        Start  End  Slot  Name  Signature
            0    1     0  this  Lorg/bouncycastle/asn1/eac/Flags$StringJoiner;
}
SourceFile: "Flags.java"
NestHost: org.bouncycastle.asn1.eac.Flags
InnerClasses:
  private StringJoiner = org.bouncycastle.asn1.eac.Flags$StringJoiner of org.bouncycastle.asn1.eac.Flags