public class com.sun.javafx.binding.BindingHelperObserver implements javafx.beans.InvalidationListener, javafx.beans.WeakListener
  minor version: 0
  major version: 59
  flags: flags: (0x0021) ACC_PUBLIC, ACC_SUPER
  this_class: com.sun.javafx.binding.BindingHelperObserver
  super_class: java.lang.Object
{
  private final java.lang.ref.WeakReference<javafx.beans.binding.Binding<?>> ref;
    descriptor: Ljava/lang/ref/WeakReference;
    flags: (0x0012) ACC_PRIVATE, ACC_FINAL
    Signature: Ljava/lang/ref/WeakReference<Ljavafx/beans/binding/Binding<*>;>;

  public void <init>(javafx.beans.binding.Binding<?>);
    descriptor: (Ljavafx/beans/binding/Binding;)V
    flags: (0x0001) ACC_PUBLIC
    Code:
      stack=4, locals=2, args_size=2
        start local 0 // com.sun.javafx.binding.BindingHelperObserver this
        start local 1 // javafx.beans.binding.Binding binding
         0: .line 39
            aload 0 /* this */
            invokespecial java.lang.Object.<init>:()V
         1: .line 40
            aload 1 /* binding */
            ifnonnull 3
         2: .line 41
            new java.lang.NullPointerException
            dup
            ldc "Binding has to be specified."
            invokespecial java.lang.NullPointerException.<init>:(Ljava/lang/String;)V
            athrow
         3: .line 43
      StackMap locals: com.sun.javafx.binding.BindingHelperObserver javafx.beans.binding.Binding
      StackMap stack:
            aload 0 /* this */
            new java.lang.ref.WeakReference
            dup
            aload 1 /* binding */
            invokespecial java.lang.ref.WeakReference.<init>:(Ljava/lang/Object;)V
            putfield com.sun.javafx.binding.BindingHelperObserver.ref:Ljava/lang/ref/WeakReference;
         4: .line 44
            return
        end local 1 // javafx.beans.binding.Binding binding
        end local 0 // com.sun.javafx.binding.BindingHelperObserver this
      LocalVariableTable:
        Start  End  Slot     Name  Signature
            0    5     0     this  Lcom/sun/javafx/binding/BindingHelperObserver;
            0    5     1  binding  Ljavafx/beans/binding/Binding<*>;
    Signature: (Ljavafx/beans/binding/Binding<*>;)V
    MethodParameters:
         Name  Flags
      binding  

  public void invalidated(javafx.beans.Observable);
    descriptor: (Ljavafx/beans/Observable;)V
    flags: (0x0001) ACC_PUBLIC
    Code:
      stack=2, locals=3, args_size=2
        start local 0 // com.sun.javafx.binding.BindingHelperObserver this
        start local 1 // javafx.beans.Observable observable
         0: .line 48
            aload 0 /* this */
            getfield com.sun.javafx.binding.BindingHelperObserver.ref:Ljava/lang/ref/WeakReference;
            invokevirtual java.lang.ref.WeakReference.get:()Ljava/lang/Object;
            checkcast javafx.beans.binding.Binding
            astore 2 /* binding */
        start local 2 // javafx.beans.binding.Binding binding
         1: .line 49
            aload 2 /* binding */
            ifnonnull 4
         2: .line 50
            aload 1 /* observable */
            aload 0 /* this */
            invokeinterface javafx.beans.Observable.removeListener:(Ljavafx/beans/InvalidationListener;)V
         3: .line 51
            goto 5
         4: .line 52
      StackMap locals: javafx.beans.binding.Binding
      StackMap stack:
            aload 2 /* binding */
            invokeinterface javafx.beans.binding.Binding.invalidate:()V
         5: .line 54
      StackMap locals:
      StackMap stack:
            return
        end local 2 // javafx.beans.binding.Binding binding
        end local 1 // javafx.beans.Observable observable
        end local 0 // com.sun.javafx.binding.BindingHelperObserver this
      LocalVariableTable:
        Start  End  Slot        Name  Signature
            0    6     0        this  Lcom/sun/javafx/binding/BindingHelperObserver;
            0    6     1  observable  Ljavafx/beans/Observable;
            1    6     2     binding  Ljavafx/beans/binding/Binding<*>;
    MethodParameters:
            Name  Flags
      observable  

  public boolean wasGarbageCollected();
    descriptor: ()Z
    flags: (0x0001) ACC_PUBLIC
    Code:
      stack=1, locals=1, args_size=1
        start local 0 // com.sun.javafx.binding.BindingHelperObserver this
         0: .line 58
            aload 0 /* this */
            getfield com.sun.javafx.binding.BindingHelperObserver.ref:Ljava/lang/ref/WeakReference;
            invokevirtual java.lang.ref.WeakReference.get:()Ljava/lang/Object;
            ifnonnull 1
            iconst_1
            ireturn
      StackMap locals:
      StackMap stack:
         1: iconst_0
            ireturn
        end local 0 // com.sun.javafx.binding.BindingHelperObserver this
      LocalVariableTable:
        Start  End  Slot  Name  Signature
            0    2     0  this  Lcom/sun/javafx/binding/BindingHelperObserver;
}
SourceFile: "BindingHelperObserver.java"