public abstract class sun.awt.image.ImageWatched
  minor version: 0
  major version: 59
  flags: flags: (0x0421) ACC_PUBLIC, ACC_SUPER, ACC_ABSTRACT
  this_class: sun.awt.image.ImageWatched
  super_class: java.lang.Object
{
  public static sun.awt.image.ImageWatched$Link endlink;
    descriptor: Lsun/awt/image/ImageWatched$Link;
    flags: (0x0009) ACC_PUBLIC, ACC_STATIC

  public sun.awt.image.ImageWatched$Link watcherList;
    descriptor: Lsun/awt/image/ImageWatched$Link;
    flags: (0x0001) ACC_PUBLIC

  static void <clinit>();
    descriptor: ()V
    flags: (0x0008) ACC_STATIC
    Code:
      stack=2, locals=0, args_size=0
         0: .line 37
            new sun.awt.image.ImageWatched$Link
            dup
            invokespecial sun.awt.image.ImageWatched$Link.<init>:()V
            putstatic sun.awt.image.ImageWatched.endlink:Lsun/awt/image/ImageWatched$Link;
            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 // sun.awt.image.ImageWatched this
         0: .line 41
            aload 0 /* this */
            invokespecial java.lang.Object.<init>:()V
         1: .line 42
            aload 0 /* this */
            getstatic sun.awt.image.ImageWatched.endlink:Lsun/awt/image/ImageWatched$Link;
            putfield sun.awt.image.ImageWatched.watcherList:Lsun/awt/image/ImageWatched$Link;
         2: .line 43
            return
        end local 0 // sun.awt.image.ImageWatched this
      LocalVariableTable:
        Start  End  Slot  Name  Signature
            0    3     0  this  Lsun/awt/image/ImageWatched;

  public synchronized void addWatcher(java.awt.image.ImageObserver);
    descriptor: (Ljava/awt/image/ImageObserver;)V
    flags: (0x0021) ACC_PUBLIC, ACC_SYNCHRONIZED
    Code:
      stack=5, locals=2, args_size=2
        start local 0 // sun.awt.image.ImageWatched this
        start local 1 // java.awt.image.ImageObserver iw
         0: .line 170
            aload 1 /* iw */
            ifnull 2
            aload 0 /* this */
            aload 1 /* iw */
            invokevirtual sun.awt.image.ImageWatched.isWatcher:(Ljava/awt/image/ImageObserver;)Z
            ifne 2
         1: .line 171
            aload 0 /* this */
            new sun.awt.image.ImageWatched$WeakLink
            dup
            aload 1 /* iw */
            aload 0 /* this */
            getfield sun.awt.image.ImageWatched.watcherList:Lsun/awt/image/ImageWatched$Link;
            invokespecial sun.awt.image.ImageWatched$WeakLink.<init>:(Ljava/awt/image/ImageObserver;Lsun/awt/image/ImageWatched$Link;)V
            putfield sun.awt.image.ImageWatched.watcherList:Lsun/awt/image/ImageWatched$Link;
         2: .line 173
      StackMap locals:
      StackMap stack:
            aload 0 /* this */
            aload 0 /* this */
            getfield sun.awt.image.ImageWatched.watcherList:Lsun/awt/image/ImageWatched$Link;
            aconst_null
            invokevirtual sun.awt.image.ImageWatched$Link.removeWatcher:(Ljava/awt/image/ImageObserver;)Lsun/awt/image/ImageWatched$Link;
            putfield sun.awt.image.ImageWatched.watcherList:Lsun/awt/image/ImageWatched$Link;
         3: .line 174
            return
        end local 1 // java.awt.image.ImageObserver iw
        end local 0 // sun.awt.image.ImageWatched this
      LocalVariableTable:
        Start  End  Slot  Name  Signature
            0    4     0  this  Lsun/awt/image/ImageWatched;
            0    4     1    iw  Ljava/awt/image/ImageObserver;
    MethodParameters:
      Name  Flags
      iw    

  public synchronized boolean isWatcher(java.awt.image.ImageObserver);
    descriptor: (Ljava/awt/image/ImageObserver;)Z
    flags: (0x0021) ACC_PUBLIC, ACC_SYNCHRONIZED
    Code:
      stack=2, locals=2, args_size=2
        start local 0 // sun.awt.image.ImageWatched this
        start local 1 // java.awt.image.ImageObserver iw
         0: .line 177
            aload 0 /* this */
            getfield sun.awt.image.ImageWatched.watcherList:Lsun/awt/image/ImageWatched$Link;
            aload 1 /* iw */
            invokevirtual sun.awt.image.ImageWatched$Link.isWatcher:(Ljava/awt/image/ImageObserver;)Z
            ireturn
        end local 1 // java.awt.image.ImageObserver iw
        end local 0 // sun.awt.image.ImageWatched this
      LocalVariableTable:
        Start  End  Slot  Name  Signature
            0    1     0  this  Lsun/awt/image/ImageWatched;
            0    1     1    iw  Ljava/awt/image/ImageObserver;
    MethodParameters:
      Name  Flags
      iw    

  public void removeWatcher(java.awt.image.ImageObserver);
    descriptor: (Ljava/awt/image/ImageObserver;)V
    flags: (0x0001) ACC_PUBLIC
    Code:
      stack=3, locals=3, args_size=2
        start local 0 // sun.awt.image.ImageWatched this
        start local 1 // java.awt.image.ImageObserver iw
         0: .line 181
            aload 0 /* this */
            dup
            astore 2
            monitorenter
         1: .line 182
            aload 0 /* this */
            aload 0 /* this */
            getfield sun.awt.image.ImageWatched.watcherList:Lsun/awt/image/ImageWatched$Link;
            aload 1 /* iw */
            invokevirtual sun.awt.image.ImageWatched$Link.removeWatcher:(Ljava/awt/image/ImageObserver;)Lsun/awt/image/ImageWatched$Link;
            putfield sun.awt.image.ImageWatched.watcherList:Lsun/awt/image/ImageWatched$Link;
         2: .line 181
            aload 2
            monitorexit
         3: goto 6
      StackMap locals: sun.awt.image.ImageWatched java.awt.image.ImageObserver sun.awt.image.ImageWatched
      StackMap stack: java.lang.Throwable
         4: aload 2
            monitorexit
         5: athrow
         6: .line 184
      StackMap locals:
      StackMap stack:
            aload 0 /* this */
            getfield sun.awt.image.ImageWatched.watcherList:Lsun/awt/image/ImageWatched$Link;
            getstatic sun.awt.image.ImageWatched.endlink:Lsun/awt/image/ImageWatched$Link;
            if_acmpne 8
         7: .line 185
            aload 0 /* this */
            invokevirtual sun.awt.image.ImageWatched.notifyWatcherListEmpty:()V
         8: .line 187
      StackMap locals:
      StackMap stack:
            return
        end local 1 // java.awt.image.ImageObserver iw
        end local 0 // sun.awt.image.ImageWatched this
      LocalVariableTable:
        Start  End  Slot  Name  Signature
            0    9     0  this  Lsun/awt/image/ImageWatched;
            0    9     1    iw  Ljava/awt/image/ImageObserver;
      Exception table:
        from    to  target  type
           1     3       4  any
           4     5       4  any
    MethodParameters:
      Name  Flags
      iw    

  public boolean isWatcherListEmpty();
    descriptor: ()Z
    flags: (0x0001) ACC_PUBLIC
    Code:
      stack=3, locals=2, args_size=1
        start local 0 // sun.awt.image.ImageWatched this
         0: .line 190
            aload 0 /* this */
            dup
            astore 1
            monitorenter
         1: .line 191
            aload 0 /* this */
            aload 0 /* this */
            getfield sun.awt.image.ImageWatched.watcherList:Lsun/awt/image/ImageWatched$Link;
            aconst_null
            invokevirtual sun.awt.image.ImageWatched$Link.removeWatcher:(Ljava/awt/image/ImageObserver;)Lsun/awt/image/ImageWatched$Link;
            putfield sun.awt.image.ImageWatched.watcherList:Lsun/awt/image/ImageWatched$Link;
         2: .line 190
            aload 1
            monitorexit
         3: goto 6
      StackMap locals: sun.awt.image.ImageWatched sun.awt.image.ImageWatched
      StackMap stack: java.lang.Throwable
         4: aload 1
            monitorexit
         5: athrow
         6: .line 193
      StackMap locals:
      StackMap stack:
            aload 0 /* this */
            getfield sun.awt.image.ImageWatched.watcherList:Lsun/awt/image/ImageWatched$Link;
            getstatic sun.awt.image.ImageWatched.endlink:Lsun/awt/image/ImageWatched$Link;
            if_acmpne 7
            iconst_1
            ireturn
      StackMap locals:
      StackMap stack:
         7: iconst_0
            ireturn
        end local 0 // sun.awt.image.ImageWatched this
      LocalVariableTable:
        Start  End  Slot  Name  Signature
            0    8     0  this  Lsun/awt/image/ImageWatched;
      Exception table:
        from    to  target  type
           1     3       4  any
           4     5       4  any

  public void newInfo(java.awt.Image, int, int, int, int, int);
    descriptor: (Ljava/awt/Image;IIIII)V
    flags: (0x0001) ACC_PUBLIC
    Code:
      stack=7, locals=7, args_size=7
        start local 0 // sun.awt.image.ImageWatched this
        start local 1 // java.awt.Image img
        start local 2 // int info
        start local 3 // int x
        start local 4 // int y
        start local 5 // int w
        start local 6 // int h
         0: .line 197
            aload 0 /* this */
            getfield sun.awt.image.ImageWatched.watcherList:Lsun/awt/image/ImageWatched$Link;
            aload 1 /* img */
            iload 2 /* info */
            iload 3 /* x */
            iload 4 /* y */
            iload 5 /* w */
            iload 6 /* h */
            invokevirtual sun.awt.image.ImageWatched$Link.newInfo:(Ljava/awt/Image;IIIII)Z
            ifeq 2
         1: .line 199
            aload 0 /* this */
            aconst_null
            invokevirtual sun.awt.image.ImageWatched.removeWatcher:(Ljava/awt/image/ImageObserver;)V
         2: .line 201
      StackMap locals:
      StackMap stack:
            return
        end local 6 // int h
        end local 5 // int w
        end local 4 // int y
        end local 3 // int x
        end local 2 // int info
        end local 1 // java.awt.Image img
        end local 0 // sun.awt.image.ImageWatched this
      LocalVariableTable:
        Start  End  Slot  Name  Signature
            0    3     0  this  Lsun/awt/image/ImageWatched;
            0    3     1   img  Ljava/awt/Image;
            0    3     2  info  I
            0    3     3     x  I
            0    3     4     y  I
            0    3     5     w  I
            0    3     6     h  I
    MethodParameters:
      Name  Flags
      img   
      info  
      x     
      y     
      w     
      h     

  protected abstract void notifyWatcherListEmpty();
    descriptor: ()V
    flags: (0x0404) ACC_PROTECTED, ACC_ABSTRACT
}
SourceFile: "ImageWatched.java"
NestMembers:
  sun.awt.image.ImageWatched$AccWeakReference  sun.awt.image.ImageWatched$Link  sun.awt.image.ImageWatched$WeakLink
InnerClasses:
  AccWeakReference = sun.awt.image.ImageWatched$AccWeakReference of sun.awt.image.ImageWatched
  public Link = sun.awt.image.ImageWatched$Link of sun.awt.image.ImageWatched
  public WeakLink = sun.awt.image.ImageWatched$WeakLink of sun.awt.image.ImageWatched