https://github.com/google/guava/guava: Guava is a suite of core and expanded libraries that include utility classes, google's collections, io classes, and much much more. 
class com.google.common.util.concurrent.Service$State$6 extends com.google.common.util.concurrent.Service$State
  minor version: 0
  major version: 59
  flags: flags: (0x4020) ACC_SUPER, ACC_ANNOTATION
  this_class: com.google.common.util.concurrent.Service$State$6
  super_class: com.google.common.util.concurrent.Service$State
{
  void <init>(java.lang.String, int);
    descriptor: (Ljava/lang/String;I)V
    flags: (0x0000) 
    Code:
      stack=3, locals=3, args_size=3
        start local 0 // com.google.common.util.concurrent.Service$State$6 this
         0: .line 223
            aload 0 /* this */
            aload 1
            iload 2
            invokespecial com.google.common.util.concurrent.Service$State.<init>:(Ljava/lang/String;I)V
            return
        end local 0 // com.google.common.util.concurrent.Service$State$6 this
      LocalVariableTable:
        Start  End  Slot  Name  Signature
            0    1     0  this  Lcom/google/common/util/concurrent/Service$State$6;
    MethodParameters:
               Name  Flags
      $enum$name     
      $enum$ordinal  

  boolean isTerminal();
    descriptor: ()Z
    flags: (0x0000) 
    Code:
      stack=1, locals=1, args_size=1
        start local 0 // com.google.common.util.concurrent.Service$State$6 this
         0: .line 226
            iconst_1
            ireturn
        end local 0 // com.google.common.util.concurrent.Service$State$6 this
      LocalVariableTable:
        Start  End  Slot  Name  Signature
            0    1     0  this  Lcom/google/common/util/concurrent/Service$State$6;
}
SourceFile: "Service.java"
EnclosingMethod: com.google.common.util.concurrent.Service$State
NestHost: com.google.common.util.concurrent.Service
InnerClasses:
  public abstract State = com.google.common.util.concurrent.Service$State of com.google.common.util.concurrent.Service
  com.google.common.util.concurrent.Service$State$6