public final class org.glassfish.grizzly.utils.StateHolder<E>
  minor version: 0
  major version: 59
  flags: flags: (0x0031) ACC_PUBLIC, ACC_FINAL, ACC_SUPER
  this_class: org.glassfish.grizzly.utils.StateHolder
  super_class: java.lang.Object
{
  private static final java.util.logging.Logger _logger;
    descriptor: Ljava/util/logging/Logger;
    flags: (0x001a) ACC_PRIVATE, ACC_STATIC, ACC_FINAL

  private volatile E state;
    descriptor: Ljava/lang/Object;
    flags: (0x0042) ACC_PRIVATE, ACC_VOLATILE
    Signature: TE;

  private final java.util.concurrent.locks.ReentrantReadWriteLock readWriteLock;
    descriptor: Ljava/util/concurrent/locks/ReentrantReadWriteLock;
    flags: (0x0012) ACC_PRIVATE, ACC_FINAL

  private final java.util.Collection<org.glassfish.grizzly.utils.StateHolder$ConditionElement<E>> conditionListeners;
    descriptor: Ljava/util/Collection;
    flags: (0x0012) ACC_PRIVATE, ACC_FINAL
    Signature: Ljava/util/Collection<Lorg/glassfish/grizzly/utils/StateHolder$ConditionElement<TE;>;>;

  static void <clinit>();
    descriptor: ()V
    flags: (0x0008) ACC_STATIC
    Code:
      stack=1, locals=0, args_size=0
         0: .line 41
            ldc Lorg/glassfish/grizzly/utils/StateHolder;
            invokestatic org.glassfish.grizzly.Grizzly.logger:(Ljava/lang/Class;)Ljava/util/logging/Logger;
            putstatic org.glassfish.grizzly.utils.StateHolder._logger:Ljava/util/logging/Logger;
            return
      LocalVariableTable:
        Start  End  Slot  Name  Signature

  public void <init>();
    descriptor: ()V
    flags: (0x0001) ACC_PUBLIC
    Code:
      stack=2, locals=1, args_size=1
        start local 0 // org.glassfish.grizzly.utils.StateHolder this
         0: .line 53
            aload 0 /* this */
            aconst_null
            invokespecial org.glassfish.grizzly.utils.StateHolder.<init>:(Ljava/lang/Object;)V
         1: .line 54
            return
        end local 0 // org.glassfish.grizzly.utils.StateHolder this
      LocalVariableTable:
        Start  End  Slot  Name  Signature
            0    2     0  this  Lorg/glassfish/grizzly/utils/StateHolder<TE;>;

  public void <init>();
    descriptor: (Ljava/lang/Object;)V
    flags: (0x0001) ACC_PUBLIC
    Code:
      stack=3, locals=2, args_size=2
        start local 0 // org.glassfish.grizzly.utils.StateHolder this
        start local 1 // java.lang.Object initialState
         0: .line 59
            aload 0 /* this */
            invokespecial java.lang.Object.<init>:()V
         1: .line 60
            aload 0 /* this */
            aload 1 /* initialState */
            putfield org.glassfish.grizzly.utils.StateHolder.state:Ljava/lang/Object;
         2: .line 61
            aload 0 /* this */
            new java.util.concurrent.locks.ReentrantReadWriteLock
            dup
            invokespecial java.util.concurrent.locks.ReentrantReadWriteLock.<init>:()V
            putfield org.glassfish.grizzly.utils.StateHolder.readWriteLock:Ljava/util/concurrent/locks/ReentrantReadWriteLock;
         3: .line 62
            aload 0 /* this */
            new java.util.concurrent.ConcurrentLinkedQueue
            dup
            invokespecial java.util.concurrent.ConcurrentLinkedQueue.<init>:()V
            putfield org.glassfish.grizzly.utils.StateHolder.conditionListeners:Ljava/util/Collection;
         4: .line 63
            return
        end local 1 // java.lang.Object initialState
        end local 0 // org.glassfish.grizzly.utils.StateHolder this
      LocalVariableTable:
        Start  End  Slot          Name  Signature
            0    5     0          this  Lorg/glassfish/grizzly/utils/StateHolder<TE;>;
            0    5     1  initialState  TE;
    Signature: (TE;)V
    MethodParameters:
              Name  Flags
      initialState  

  public E getState();
    descriptor: ()Ljava/lang/Object;
    flags: (0x0001) ACC_PUBLIC
    Code:
      stack=1, locals=1, args_size=1
        start local 0 // org.glassfish.grizzly.utils.StateHolder this
         0: .line 71
            aload 0 /* this */
            getfield org.glassfish.grizzly.utils.StateHolder.state:Ljava/lang/Object;
            areturn
        end local 0 // org.glassfish.grizzly.utils.StateHolder this
      LocalVariableTable:
        Start  End  Slot  Name  Signature
            0    1     0  this  Lorg/glassfish/grizzly/utils/StateHolder<TE;>;
    Signature: ()TE;

  public void setState();
    descriptor: (Ljava/lang/Object;)V
    flags: (0x0001) ACC_PUBLIC
    Code:
      stack=2, locals=3, args_size=2
        start local 0 // org.glassfish.grizzly.utils.StateHolder this
        start local 1 // java.lang.Object state
         0: .line 80
            aload 0 /* this */
            getfield org.glassfish.grizzly.utils.StateHolder.readWriteLock:Ljava/util/concurrent/locks/ReentrantReadWriteLock;
            invokevirtual java.util.concurrent.locks.ReentrantReadWriteLock.writeLock:()Ljava/util/concurrent/locks/ReentrantReadWriteLock$WriteLock;
            invokevirtual java.util.concurrent.locks.ReentrantReadWriteLock$WriteLock.lock:()V
         1: .line 83
            aload 0 /* this */
            aload 1 /* state */
            putfield org.glassfish.grizzly.utils.StateHolder.state:Ljava/lang/Object;
         2: .line 86
            aload 0 /* this */
            getfield org.glassfish.grizzly.utils.StateHolder.readWriteLock:Ljava/util/concurrent/locks/ReentrantReadWriteLock;
            invokevirtual java.util.concurrent.locks.ReentrantReadWriteLock.readLock:()Ljava/util/concurrent/locks/ReentrantReadWriteLock$ReadLock;
            invokevirtual java.util.concurrent.locks.ReentrantReadWriteLock$ReadLock.lock:()V
         3: .line 87
            aload 0 /* this */
            getfield org.glassfish.grizzly.utils.StateHolder.readWriteLock:Ljava/util/concurrent/locks/ReentrantReadWriteLock;
            invokevirtual java.util.concurrent.locks.ReentrantReadWriteLock.writeLock:()Ljava/util/concurrent/locks/ReentrantReadWriteLock$WriteLock;
            invokevirtual java.util.concurrent.locks.ReentrantReadWriteLock$WriteLock.unlock:()V
         4: .line 89
            aload 0 /* this */
            invokevirtual org.glassfish.grizzly.utils.StateHolder.notifyConditionListeners:()V
         5: .line 90
            goto 9
      StackMap locals:
      StackMap stack: java.lang.Throwable
         6: astore 2
         7: .line 91
            aload 0 /* this */
            getfield org.glassfish.grizzly.utils.StateHolder.readWriteLock:Ljava/util/concurrent/locks/ReentrantReadWriteLock;
            invokevirtual java.util.concurrent.locks.ReentrantReadWriteLock.readLock:()Ljava/util/concurrent/locks/ReentrantReadWriteLock$ReadLock;
            invokevirtual java.util.concurrent.locks.ReentrantReadWriteLock$ReadLock.unlock:()V
         8: .line 92
            aload 2
            athrow
         9: .line 91
      StackMap locals:
      StackMap stack:
            aload 0 /* this */
            getfield org.glassfish.grizzly.utils.StateHolder.readWriteLock:Ljava/util/concurrent/locks/ReentrantReadWriteLock;
            invokevirtual java.util.concurrent.locks.ReentrantReadWriteLock.readLock:()Ljava/util/concurrent/locks/ReentrantReadWriteLock$ReadLock;
            invokevirtual java.util.concurrent.locks.ReentrantReadWriteLock$ReadLock.unlock:()V
        10: .line 93
            return
        end local 1 // java.lang.Object state
        end local 0 // org.glassfish.grizzly.utils.StateHolder this
      LocalVariableTable:
        Start  End  Slot   Name  Signature
            0   11     0   this  Lorg/glassfish/grizzly/utils/StateHolder<TE;>;
            0   11     1  state  TE;
      Exception table:
        from    to  target  type
           1     6       6  any
    Signature: (TE;)V
    MethodParameters:
       Name  Flags
      state  

  public java.util.concurrent.locks.ReentrantReadWriteLock getStateLocker();
    descriptor: ()Ljava/util/concurrent/locks/ReentrantReadWriteLock;
    flags: (0x0001) ACC_PUBLIC
    Code:
      stack=1, locals=1, args_size=1
        start local 0 // org.glassfish.grizzly.utils.StateHolder this
         0: .line 101
            aload 0 /* this */
            getfield org.glassfish.grizzly.utils.StateHolder.readWriteLock:Ljava/util/concurrent/locks/ReentrantReadWriteLock;
            areturn
        end local 0 // org.glassfish.grizzly.utils.StateHolder this
      LocalVariableTable:
        Start  End  Slot  Name  Signature
            0    1     0  this  Lorg/glassfish/grizzly/utils/StateHolder<TE;>;

  public java.util.concurrent.Future<E> notifyWhenStateIsEqual(E, org.glassfish.grizzly.CompletionHandler<E>);
    descriptor: (Ljava/lang/Object;Lorg/glassfish/grizzly/CompletionHandler;)Ljava/util/concurrent/Future;
    flags: (0x0001) ACC_PUBLIC
    Code:
      stack=5, locals=3, args_size=3
        start local 0 // org.glassfish.grizzly.utils.StateHolder this
        start local 1 // java.lang.Object state
        start local 2 // org.glassfish.grizzly.CompletionHandler completionHandler
         0: .line 115
            aload 0 /* this */
            new org.glassfish.grizzly.utils.StateHolder$1
            dup
            aload 0 /* this */
            aload 1 /* state */
            invokespecial org.glassfish.grizzly.utils.StateHolder$1.<init>:(Lorg/glassfish/grizzly/utils/StateHolder;Ljava/lang/Object;)V
         1: .line 122
            aload 2 /* completionHandler */
         2: .line 115
            invokevirtual org.glassfish.grizzly.utils.StateHolder.notifyWhenConditionMatchState:(Lorg/glassfish/grizzly/utils/conditions/Condition;Lorg/glassfish/grizzly/CompletionHandler;)Ljava/util/concurrent/Future;
            areturn
        end local 2 // org.glassfish.grizzly.CompletionHandler completionHandler
        end local 1 // java.lang.Object state
        end local 0 // org.glassfish.grizzly.utils.StateHolder this
      LocalVariableTable:
        Start  End  Slot               Name  Signature
            0    3     0               this  Lorg/glassfish/grizzly/utils/StateHolder<TE;>;
            0    3     1              state  TE;
            0    3     2  completionHandler  Lorg/glassfish/grizzly/CompletionHandler<TE;>;
    Signature: (TE;Lorg/glassfish/grizzly/CompletionHandler<TE;>;)Ljava/util/concurrent/Future<TE;>;
    MethodParameters:
                   Name  Flags
      state              final
      completionHandler  final

  public java.util.concurrent.Future<E> notifyWhenStateIsNotEqual(E, org.glassfish.grizzly.CompletionHandler<E>);
    descriptor: (Ljava/lang/Object;Lorg/glassfish/grizzly/CompletionHandler;)Ljava/util/concurrent/Future;
    flags: (0x0001) ACC_PUBLIC
    Code:
      stack=5, locals=3, args_size=3
        start local 0 // org.glassfish.grizzly.utils.StateHolder this
        start local 1 // java.lang.Object state
        start local 2 // org.glassfish.grizzly.CompletionHandler completionHandler
         0: .line 136
            aload 0 /* this */
            new org.glassfish.grizzly.utils.StateHolder$2
            dup
            aload 0 /* this */
            aload 1 /* state */
            invokespecial org.glassfish.grizzly.utils.StateHolder$2.<init>:(Lorg/glassfish/grizzly/utils/StateHolder;Ljava/lang/Object;)V
         1: .line 143
            aload 2 /* completionHandler */
         2: .line 136
            invokevirtual org.glassfish.grizzly.utils.StateHolder.notifyWhenConditionMatchState:(Lorg/glassfish/grizzly/utils/conditions/Condition;Lorg/glassfish/grizzly/CompletionHandler;)Ljava/util/concurrent/Future;
            areturn
        end local 2 // org.glassfish.grizzly.CompletionHandler completionHandler
        end local 1 // java.lang.Object state
        end local 0 // org.glassfish.grizzly.utils.StateHolder this
      LocalVariableTable:
        Start  End  Slot               Name  Signature
            0    3     0               this  Lorg/glassfish/grizzly/utils/StateHolder<TE;>;
            0    3     1              state  TE;
            0    3     2  completionHandler  Lorg/glassfish/grizzly/CompletionHandler<TE;>;
    Signature: (TE;Lorg/glassfish/grizzly/CompletionHandler<TE;>;)Ljava/util/concurrent/Future<TE;>;
    MethodParameters:
                   Name  Flags
      state              final
      completionHandler  final

  public java.util.concurrent.Future<E> notifyWhenConditionMatchState(org.glassfish.grizzly.utils.conditions.Condition, org.glassfish.grizzly.CompletionHandler<E>);
    descriptor: (Lorg/glassfish/grizzly/utils/conditions/Condition;Lorg/glassfish/grizzly/CompletionHandler;)Ljava/util/concurrent/Future;
    flags: (0x0001) ACC_PUBLIC
    Code:
      stack=5, locals=7, args_size=3
        start local 0 // org.glassfish.grizzly.utils.StateHolder this
        start local 1 // org.glassfish.grizzly.utils.conditions.Condition condition
        start local 2 // org.glassfish.grizzly.CompletionHandler completionHandler
         0: .line 159
            aload 0 /* this */
            getfield org.glassfish.grizzly.utils.StateHolder.readWriteLock:Ljava/util/concurrent/locks/ReentrantReadWriteLock;
            invokevirtual java.util.concurrent.locks.ReentrantReadWriteLock.readLock:()Ljava/util/concurrent/locks/ReentrantReadWriteLock$ReadLock;
            invokevirtual java.util.concurrent.locks.ReentrantReadWriteLock$ReadLock.lock:()V
         1: .line 161
            aload 1 /* condition */
            invokeinterface org.glassfish.grizzly.utils.conditions.Condition.check:()Z
            ifeq 6
         2: .line 162
            aload 2 /* completionHandler */
            ifnull 4
         3: .line 163
            aload 2 /* completionHandler */
            aload 0 /* this */
            getfield org.glassfish.grizzly.utils.StateHolder.state:Ljava/lang/Object;
            invokeinterface org.glassfish.grizzly.CompletionHandler.completed:(Ljava/lang/Object;)V
         4: .line 165
      StackMap locals:
      StackMap stack:
            aload 0 /* this */
            getfield org.glassfish.grizzly.utils.StateHolder.state:Ljava/lang/Object;
            invokestatic org.glassfish.grizzly.impl.ReadyFutureImpl.create:(Ljava/lang/Object;)Lorg/glassfish/grizzly/impl/ReadyFutureImpl;
            astore 3 /* resultFuture */
        start local 3 // java.util.concurrent.Future resultFuture
         5: .line 166
            goto 14
        end local 3 // java.util.concurrent.Future resultFuture
         6: .line 167
      StackMap locals:
      StackMap stack:
            invokestatic org.glassfish.grizzly.impl.SafeFutureImpl.create:()Lorg/glassfish/grizzly/impl/SafeFutureImpl;
            astore 4 /* future */
        start local 4 // org.glassfish.grizzly.impl.FutureImpl future
         7: .line 168
            new org.glassfish.grizzly.utils.StateHolder$ConditionElement
            dup
            aload 1 /* condition */
            aload 4 /* future */
            aload 2 /* completionHandler */
            invokespecial org.glassfish.grizzly.utils.StateHolder$ConditionElement.<init>:(Lorg/glassfish/grizzly/utils/conditions/Condition;Lorg/glassfish/grizzly/impl/FutureImpl;Lorg/glassfish/grizzly/CompletionHandler;)V
            astore 5 /* elem */
        start local 5 // org.glassfish.grizzly.utils.StateHolder$ConditionElement elem
         8: .line 169
            aload 0 /* this */
            getfield org.glassfish.grizzly.utils.StateHolder.conditionListeners:Ljava/util/Collection;
            aload 5 /* elem */
            invokeinterface java.util.Collection.add:(Ljava/lang/Object;)Z
            pop
         9: .line 170
            aload 4 /* future */
            astore 3 /* resultFuture */
        end local 5 // org.glassfish.grizzly.utils.StateHolder$ConditionElement elem
        end local 4 // org.glassfish.grizzly.impl.FutureImpl future
        start local 3 // java.util.concurrent.Future resultFuture
        10: .line 172
            goto 14
        end local 3 // java.util.concurrent.Future resultFuture
      StackMap locals:
      StackMap stack: java.lang.Throwable
        11: astore 6
        12: .line 173
            aload 0 /* this */
            getfield org.glassfish.grizzly.utils.StateHolder.readWriteLock:Ljava/util/concurrent/locks/ReentrantReadWriteLock;
            invokevirtual java.util.concurrent.locks.ReentrantReadWriteLock.readLock:()Ljava/util/concurrent/locks/ReentrantReadWriteLock$ReadLock;
            invokevirtual java.util.concurrent.locks.ReentrantReadWriteLock$ReadLock.unlock:()V
        13: .line 174
            aload 6
            athrow
        start local 3 // java.util.concurrent.Future resultFuture
        14: .line 173
      StackMap locals: java.util.concurrent.Future
      StackMap stack:
            aload 0 /* this */
            getfield org.glassfish.grizzly.utils.StateHolder.readWriteLock:Ljava/util/concurrent/locks/ReentrantReadWriteLock;
            invokevirtual java.util.concurrent.locks.ReentrantReadWriteLock.readLock:()Ljava/util/concurrent/locks/ReentrantReadWriteLock$ReadLock;
            invokevirtual java.util.concurrent.locks.ReentrantReadWriteLock$ReadLock.unlock:()V
        15: .line 176
            aload 3 /* resultFuture */
            areturn
        end local 3 // java.util.concurrent.Future resultFuture
        end local 2 // org.glassfish.grizzly.CompletionHandler completionHandler
        end local 1 // org.glassfish.grizzly.utils.conditions.Condition condition
        end local 0 // org.glassfish.grizzly.utils.StateHolder this
      LocalVariableTable:
        Start  End  Slot               Name  Signature
            0   16     0               this  Lorg/glassfish/grizzly/utils/StateHolder<TE;>;
            0   16     1          condition  Lorg/glassfish/grizzly/utils/conditions/Condition;
            0   16     2  completionHandler  Lorg/glassfish/grizzly/CompletionHandler<TE;>;
            5    6     3       resultFuture  Ljava/util/concurrent/Future<TE;>;
           10   11     3       resultFuture  Ljava/util/concurrent/Future<TE;>;
           14   16     3       resultFuture  Ljava/util/concurrent/Future<TE;>;
            7   10     4             future  Lorg/glassfish/grizzly/impl/FutureImpl<TE;>;
            8   10     5               elem  Lorg/glassfish/grizzly/utils/StateHolder$ConditionElement<TE;>;
      Exception table:
        from    to  target  type
           1    11      11  any
    Signature: (Lorg/glassfish/grizzly/utils/conditions/Condition;Lorg/glassfish/grizzly/CompletionHandler<TE;>;)Ljava/util/concurrent/Future<TE;>;
    MethodParameters:
                   Name  Flags
      condition          
      completionHandler  

  protected void notifyConditionListeners();
    descriptor: ()V
    flags: (0x0004) ACC_PROTECTED
    Code:
      stack=4, locals=4, args_size=1
        start local 0 // org.glassfish.grizzly.utils.StateHolder this
         0: .line 180
            aload 0 /* this */
            getfield org.glassfish.grizzly.utils.StateHolder.conditionListeners:Ljava/util/Collection;
            invokeinterface java.util.Collection.iterator:()Ljava/util/Iterator;
            astore 1 /* it */
        start local 1 // java.util.Iterator it
         1: .line 181
            goto 11
         2: .line 182
      StackMap locals: java.util.Iterator
      StackMap stack:
            aload 1 /* it */
            invokeinterface java.util.Iterator.next:()Ljava/lang/Object;
            checkcast org.glassfish.grizzly.utils.StateHolder$ConditionElement
            astore 2 /* element */
        start local 2 // org.glassfish.grizzly.utils.StateHolder$ConditionElement element
         3: .line 184
            aload 2 /* element */
            getfield org.glassfish.grizzly.utils.StateHolder$ConditionElement.condition:Lorg/glassfish/grizzly/utils/conditions/Condition;
            invokeinterface org.glassfish.grizzly.utils.conditions.Condition.check:()Z
            ifeq 11
         4: .line 185
            aload 1 /* it */
            invokeinterface java.util.Iterator.remove:()V
         5: .line 186
            aload 2 /* element */
            getfield org.glassfish.grizzly.utils.StateHolder$ConditionElement.completionHandler:Lorg/glassfish/grizzly/CompletionHandler;
            ifnull 7
         6: .line 187
            aload 2 /* element */
            getfield org.glassfish.grizzly.utils.StateHolder$ConditionElement.completionHandler:Lorg/glassfish/grizzly/CompletionHandler;
            aload 0 /* this */
            getfield org.glassfish.grizzly.utils.StateHolder.state:Ljava/lang/Object;
            invokeinterface org.glassfish.grizzly.CompletionHandler.completed:(Ljava/lang/Object;)V
         7: .line 190
      StackMap locals: org.glassfish.grizzly.utils.StateHolder$ConditionElement
      StackMap stack:
            aload 2 /* element */
            getfield org.glassfish.grizzly.utils.StateHolder$ConditionElement.future:Lorg/glassfish/grizzly/impl/FutureImpl;
            aload 0 /* this */
            getfield org.glassfish.grizzly.utils.StateHolder.state:Ljava/lang/Object;
            invokeinterface org.glassfish.grizzly.impl.FutureImpl.result:(Ljava/lang/Object;)V
         8: .line 192
            goto 11
      StackMap locals:
      StackMap stack: java.lang.Exception
         9: astore 3 /* e */
        start local 3 // java.lang.Exception e
        10: .line 193
            getstatic org.glassfish.grizzly.utils.StateHolder._logger:Ljava/util/logging/Logger;
            getstatic java.util.logging.Level.WARNING:Ljava/util/logging/Level;
            invokestatic org.glassfish.grizzly.localization.LogMessages.WARNING_GRIZZLY_STATE_HOLDER_CALLING_CONDITIONLISTENER_EXCEPTION:()Ljava/lang/String;
            aload 3 /* e */
            invokevirtual java.util.logging.Logger.log:(Ljava/util/logging/Level;Ljava/lang/String;Ljava/lang/Throwable;)V
        end local 3 // java.lang.Exception e
        end local 2 // org.glassfish.grizzly.utils.StateHolder$ConditionElement element
        11: .line 181
      StackMap locals:
      StackMap stack:
            aload 1 /* it */
            invokeinterface java.util.Iterator.hasNext:()Z
            ifne 2
        12: .line 196
            return
        end local 1 // java.util.Iterator it
        end local 0 // org.glassfish.grizzly.utils.StateHolder this
      LocalVariableTable:
        Start  End  Slot     Name  Signature
            0   13     0     this  Lorg/glassfish/grizzly/utils/StateHolder<TE;>;
            1   13     1       it  Ljava/util/Iterator<Lorg/glassfish/grizzly/utils/StateHolder$ConditionElement<TE;>;>;
            3   11     2  element  Lorg/glassfish/grizzly/utils/StateHolder$ConditionElement<TE;>;
           10   11     3        e  Ljava/lang/Exception;
      Exception table:
        from    to  target  type
           3     8       9  Class java.lang.Exception
}
Signature: <E:Ljava/lang/Object;>Ljava/lang/Object;
SourceFile: "StateHolder.java"
NestMembers:
  org.glassfish.grizzly.utils.StateHolder$1  org.glassfish.grizzly.utils.StateHolder$2  org.glassfish.grizzly.utils.StateHolder$ConditionElement
InnerClasses:
  public ReadLock = java.util.concurrent.locks.ReentrantReadWriteLock$ReadLock of java.util.concurrent.locks.ReentrantReadWriteLock
  public WriteLock = java.util.concurrent.locks.ReentrantReadWriteLock$WriteLock of java.util.concurrent.locks.ReentrantReadWriteLock
  org.glassfish.grizzly.utils.StateHolder$1
  org.glassfish.grizzly.utils.StateHolder$2
  protected final ConditionElement = org.glassfish.grizzly.utils.StateHolder$ConditionElement of org.glassfish.grizzly.utils.StateHolder