class javafx.collections.FXCollections$CheckedObservableMap$CheckedEntrySet<K, V> implements java.util.Set<java.util.Map$Entry<K, V>>
minor version: 0
major version: 59
flags: flags: (0x0020) ACC_SUPER
this_class: javafx.collections.FXCollections$CheckedObservableMap$CheckedEntrySet
super_class: java.lang.Object
{
private final java.util.Set<java.util.Map$Entry<K, V>> s;
descriptor: Ljava/util/Set;
flags: (0x0012) ACC_PRIVATE, ACC_FINAL
Signature: Ljava/util/Set<Ljava/util/Map$Entry<TK;TV;>;>;
private final java.lang.Class<V> valueType;
descriptor: Ljava/lang/Class;
flags: (0x0012) ACC_PRIVATE, ACC_FINAL
Signature: Ljava/lang/Class<TV;>;
void <init>(java.util.Set<java.util.Map$Entry<K, V>>, java.lang.Class<V>);
descriptor: (Ljava/util/Set;Ljava/lang/Class;)V
flags: (0x0000)
Code:
stack=2, locals=3, args_size=3
start local 0 start local 1 start local 2 0: aload 0
invokespecial java.lang.Object.<init>:()V
1: aload 0
aload 1
putfield javafx.collections.FXCollections$CheckedObservableMap$CheckedEntrySet.s:Ljava/util/Set;
2: aload 0
aload 2
putfield javafx.collections.FXCollections$CheckedObservableMap$CheckedEntrySet.valueType:Ljava/lang/Class;
3: return
end local 2 end local 1 end local 0 LocalVariableTable:
Start End Slot Name Signature
0 4 0 this Ljavafx/collections/FXCollections$CheckedObservableMap$CheckedEntrySet<TK;TV;>;
0 4 1 s Ljava/util/Set<Ljava/util/Map$Entry<TK;TV;>;>;
0 4 2 valueType Ljava/lang/Class<TV;>;
Signature: (Ljava/util/Set<Ljava/util/Map$Entry<TK;TV;>;>;Ljava/lang/Class<TV;>;)V
MethodParameters:
Name Flags
s
valueType
public int size();
descriptor: ()I
flags: (0x0001) ACC_PUBLIC
Code:
stack=1, locals=1, args_size=1
start local 0 0: aload 0
getfield javafx.collections.FXCollections$CheckedObservableMap$CheckedEntrySet.s:Ljava/util/Set;
invokeinterface java.util.Set.size:()I
ireturn
end local 0 LocalVariableTable:
Start End Slot Name Signature
0 1 0 this Ljavafx/collections/FXCollections$CheckedObservableMap$CheckedEntrySet<TK;TV;>;
public boolean isEmpty();
descriptor: ()Z
flags: (0x0001) ACC_PUBLIC
Code:
stack=1, locals=1, args_size=1
start local 0 0: aload 0
getfield javafx.collections.FXCollections$CheckedObservableMap$CheckedEntrySet.s:Ljava/util/Set;
invokeinterface java.util.Set.isEmpty:()Z
ireturn
end local 0 LocalVariableTable:
Start End Slot Name Signature
0 1 0 this Ljavafx/collections/FXCollections$CheckedObservableMap$CheckedEntrySet<TK;TV;>;
public java.lang.String toString();
descriptor: ()Ljava/lang/String;
flags: (0x0001) ACC_PUBLIC
Code:
stack=1, locals=1, args_size=1
start local 0 0: aload 0
getfield javafx.collections.FXCollections$CheckedObservableMap$CheckedEntrySet.s:Ljava/util/Set;
invokevirtual java.lang.Object.toString:()Ljava/lang/String;
areturn
end local 0 LocalVariableTable:
Start End Slot Name Signature
0 1 0 this Ljavafx/collections/FXCollections$CheckedObservableMap$CheckedEntrySet<TK;TV;>;
public int hashCode();
descriptor: ()I
flags: (0x0001) ACC_PUBLIC
Code:
stack=1, locals=1, args_size=1
start local 0 0: aload 0
getfield javafx.collections.FXCollections$CheckedObservableMap$CheckedEntrySet.s:Ljava/util/Set;
invokeinterface java.util.Set.hashCode:()I
ireturn
end local 0 LocalVariableTable:
Start End Slot Name Signature
0 1 0 this Ljavafx/collections/FXCollections$CheckedObservableMap$CheckedEntrySet<TK;TV;>;
public void clear();
descriptor: ()V
flags: (0x0001) ACC_PUBLIC
Code:
stack=1, locals=1, args_size=1
start local 0 0: aload 0
getfield javafx.collections.FXCollections$CheckedObservableMap$CheckedEntrySet.s:Ljava/util/Set;
invokeinterface java.util.Set.clear:()V
1: return
end local 0 LocalVariableTable:
Start End Slot Name Signature
0 2 0 this Ljavafx/collections/FXCollections$CheckedObservableMap$CheckedEntrySet<TK;TV;>;
public boolean add(java.util.Map$Entry<K, V>);
descriptor: (Ljava/util/Map$Entry;)Z
flags: (0x0001) ACC_PUBLIC
Code:
stack=2, locals=2, args_size=2
start local 0 start local 1 0: new java.lang.UnsupportedOperationException
dup
invokespecial java.lang.UnsupportedOperationException.<init>:()V
athrow
end local 1 end local 0 LocalVariableTable:
Start End Slot Name Signature
0 1 0 this Ljavafx/collections/FXCollections$CheckedObservableMap$CheckedEntrySet<TK;TV;>;
0 1 1 e Ljava/util/Map$Entry<TK;TV;>;
Signature: (Ljava/util/Map$Entry<TK;TV;>;)Z
MethodParameters:
Name Flags
e
public boolean addAll(java.util.Collection<? extends java.util.Map$Entry<K, V>>);
descriptor: (Ljava/util/Collection;)Z
flags: (0x0001) ACC_PUBLIC
Code:
stack=2, locals=2, args_size=2
start local 0 start local 1 0: new java.lang.UnsupportedOperationException
dup
invokespecial java.lang.UnsupportedOperationException.<init>:()V
athrow
end local 1 end local 0 LocalVariableTable:
Start End Slot Name Signature
0 1 0 this Ljavafx/collections/FXCollections$CheckedObservableMap$CheckedEntrySet<TK;TV;>;
0 1 1 coll Ljava/util/Collection<+Ljava/util/Map$Entry<TK;TV;>;>;
Signature: (Ljava/util/Collection<+Ljava/util/Map$Entry<TK;TV;>;>;)Z
MethodParameters:
Name Flags
coll
public java.util.Iterator<java.util.Map$Entry<K, V>> iterator();
descriptor: ()Ljava/util/Iterator;
flags: (0x0001) ACC_PUBLIC
Code:
stack=5, locals=3, args_size=1
start local 0 0: aload 0
getfield javafx.collections.FXCollections$CheckedObservableMap$CheckedEntrySet.s:Ljava/util/Set;
invokeinterface java.util.Set.iterator:()Ljava/util/Iterator;
astore 1
start local 1 1: aload 0
getfield javafx.collections.FXCollections$CheckedObservableMap$CheckedEntrySet.valueType:Ljava/lang/Class;
astore 2
start local 2 2: new javafx.collections.FXCollections$CheckedObservableMap$CheckedEntrySet$1
dup
aload 0
aload 1
aload 2
invokespecial javafx.collections.FXCollections$CheckedObservableMap$CheckedEntrySet$1.<init>:(Ljavafx/collections/FXCollections$CheckedObservableMap$CheckedEntrySet;Ljava/util/Iterator;Ljava/lang/Class;)V
areturn
end local 2 end local 1 end local 0 LocalVariableTable:
Start End Slot Name Signature
0 3 0 this Ljavafx/collections/FXCollections$CheckedObservableMap$CheckedEntrySet<TK;TV;>;
1 3 1 i Ljava/util/Iterator<Ljava/util/Map$Entry<TK;TV;>;>;
2 3 2 valueType Ljava/lang/Class<TV;>;
Signature: ()Ljava/util/Iterator<Ljava/util/Map$Entry<TK;TV;>;>;
public java.lang.Object[] toArray();
descriptor: ()[Ljava/lang/Object;
flags: (0x0001) ACC_PUBLIC
Code:
stack=4, locals=4, args_size=1
start local 0 0: aload 0
getfield javafx.collections.FXCollections$CheckedObservableMap$CheckedEntrySet.s:Ljava/util/Set;
invokeinterface java.util.Set.toArray:()[Ljava/lang/Object;
astore 1
start local 1 1: ldc Ljavafx/collections/FXCollections$CheckedObservableMap$CheckedEntrySet$CheckedEntry;
2: aload 1
invokevirtual java.lang.Object.getClass:()Ljava/lang/Class;
invokevirtual java.lang.Class.getComponentType:()Ljava/lang/Class;
3: invokevirtual java.lang.Class.isInstance:(Ljava/lang/Object;)Z
4: ifeq 5
aload 1
goto 6
5: StackMap locals: java.lang.Object[]
StackMap stack:
aload 1
arraylength
anewarray java.lang.Object
6: StackMap locals:
StackMap stack: java.lang.Object[]
astore 2
start local 2 7: iconst_0
istore 3
start local 3 8: goto 13
9: StackMap locals: java.lang.Object[] int
StackMap stack:
aload 2
iload 3
aload 1
iload 3
aaload
checkcast java.util.Map$Entry
10: aload 0
getfield javafx.collections.FXCollections$CheckedObservableMap$CheckedEntrySet.valueType:Ljava/lang/Class;
11: invokestatic javafx.collections.FXCollections$CheckedObservableMap$CheckedEntrySet.checkedEntry:(Ljava/util/Map$Entry;Ljava/lang/Class;)Ljavafx/collections/FXCollections$CheckedObservableMap$CheckedEntrySet$CheckedEntry;
aastore
12: iinc 3 1
StackMap locals:
StackMap stack:
13: iload 3
aload 1
arraylength
if_icmplt 9
end local 3 14: aload 2
areturn
end local 2 end local 1 end local 0 LocalVariableTable:
Start End Slot Name Signature
0 15 0 this Ljavafx/collections/FXCollections$CheckedObservableMap$CheckedEntrySet<TK;TV;>;
1 15 1 source [Ljava/lang/Object;
7 15 2 dest [Ljava/lang/Object;
8 14 3 i I
public <T> T[] toArray();
descriptor: ([Ljava/lang/Object;)[Ljava/lang/Object;
flags: (0x0001) ACC_PUBLIC
Code:
stack=5, locals=4, args_size=2
start local 0 start local 1 0: aload 0
getfield javafx.collections.FXCollections$CheckedObservableMap$CheckedEntrySet.s:Ljava/util/Set;
aload 1
arraylength
ifne 1
aload 1
goto 2
StackMap locals:
StackMap stack: java.util.Set
1: aload 1
iconst_0
invokestatic java.util.Arrays.copyOf:([Ljava/lang/Object;I)[Ljava/lang/Object;
StackMap locals: javafx.collections.FXCollections$CheckedObservableMap$CheckedEntrySet java.lang.Object[]
StackMap stack: java.util.Set java.lang.Object[]
2: invokeinterface java.util.Set.toArray:([Ljava/lang/Object;)[Ljava/lang/Object;
astore 2
start local 2 3: iconst_0
istore 3
start local 3 4: goto 9
5: StackMap locals: java.lang.Object[] int
StackMap stack:
aload 2
iload 3
aload 2
iload 3
aaload
checkcast java.util.Map$Entry
6: aload 0
getfield javafx.collections.FXCollections$CheckedObservableMap$CheckedEntrySet.valueType:Ljava/lang/Class;
7: invokestatic javafx.collections.FXCollections$CheckedObservableMap$CheckedEntrySet.checkedEntry:(Ljava/util/Map$Entry;Ljava/lang/Class;)Ljavafx/collections/FXCollections$CheckedObservableMap$CheckedEntrySet$CheckedEntry;
aastore
8: iinc 3 1
StackMap locals:
StackMap stack:
9: iload 3
aload 2
arraylength
if_icmplt 5
end local 3 10: aload 2
arraylength
aload 1
arraylength
if_icmple 12
11: aload 2
areturn
12: StackMap locals:
StackMap stack:
aload 2
iconst_0
aload 1
iconst_0
aload 2
arraylength
invokestatic java.lang.System.arraycopy:(Ljava/lang/Object;ILjava/lang/Object;II)V
13: aload 1
arraylength
aload 2
arraylength
if_icmple 15
14: aload 1
aload 2
arraylength
aconst_null
aastore
15: StackMap locals:
StackMap stack:
aload 1
areturn
end local 2 end local 1 end local 0 LocalVariableTable:
Start End Slot Name Signature
0 16 0 this Ljavafx/collections/FXCollections$CheckedObservableMap$CheckedEntrySet<TK;TV;>;
0 16 1 a [Ljava/lang/Object;
3 16 2 arr [Ljava/lang/Object;
4 10 3 i I
Signature: <T:Ljava/lang/Object;>([TT;)[TT;
MethodParameters:
Name Flags
a
public boolean contains(java.lang.Object);
descriptor: (Ljava/lang/Object;)Z
flags: (0x0001) ACC_PUBLIC
Code:
stack=3, locals=3, args_size=2
start local 0 start local 1 0: aload 1
instanceof java.util.Map$Entry
ifne 2
1: iconst_0
ireturn
2: StackMap locals:
StackMap stack:
aload 1
checkcast java.util.Map$Entry
astore 2
start local 2 3: aload 0
getfield javafx.collections.FXCollections$CheckedObservableMap$CheckedEntrySet.s:Ljava/util/Set;
4: aload 2
instanceof javafx.collections.FXCollections$CheckedObservableMap$CheckedEntrySet$CheckedEntry
ifeq 5
aload 2
goto 6
StackMap locals: javafx.collections.FXCollections$CheckedObservableMap$CheckedEntrySet java.lang.Object java.util.Map$Entry
StackMap stack: java.util.Set
5: aload 2
aload 0
getfield javafx.collections.FXCollections$CheckedObservableMap$CheckedEntrySet.valueType:Ljava/lang/Class;
invokestatic javafx.collections.FXCollections$CheckedObservableMap$CheckedEntrySet.checkedEntry:(Ljava/util/Map$Entry;Ljava/lang/Class;)Ljavafx/collections/FXCollections$CheckedObservableMap$CheckedEntrySet$CheckedEntry;
6: StackMap locals: javafx.collections.FXCollections$CheckedObservableMap$CheckedEntrySet java.lang.Object java.util.Map$Entry
StackMap stack: java.util.Set java.util.Map$Entry
invokeinterface java.util.Set.contains:(Ljava/lang/Object;)Z
ireturn
end local 2 end local 1 end local 0 LocalVariableTable:
Start End Slot Name Signature
0 7 0 this Ljavafx/collections/FXCollections$CheckedObservableMap$CheckedEntrySet<TK;TV;>;
0 7 1 o Ljava/lang/Object;
3 7 2 e Ljava/util/Map$Entry<**>;
MethodParameters:
Name Flags
o
public boolean containsAll(java.util.Collection<?>);
descriptor: (Ljava/util/Collection;)Z
flags: (0x0001) ACC_PUBLIC
Code:
stack=2, locals=4, args_size=2
start local 0 start local 1 0: aload 1
invokeinterface java.util.Collection.iterator:()Ljava/util/Iterator;
astore 3
goto 4
StackMap locals: javafx.collections.FXCollections$CheckedObservableMap$CheckedEntrySet java.util.Collection top java.util.Iterator
StackMap stack:
1: aload 3
invokeinterface java.util.Iterator.next:()Ljava/lang/Object;
astore 2
start local 2 2: aload 0
aload 2
invokevirtual javafx.collections.FXCollections$CheckedObservableMap$CheckedEntrySet.contains:(Ljava/lang/Object;)Z
ifne 4
3: iconst_0
ireturn
end local 2 4: StackMap locals:
StackMap stack:
aload 3
invokeinterface java.util.Iterator.hasNext:()Z
ifne 1
5: iconst_1
ireturn
end local 1 end local 0 LocalVariableTable:
Start End Slot Name Signature
0 6 0 this Ljavafx/collections/FXCollections$CheckedObservableMap$CheckedEntrySet<TK;TV;>;
0 6 1 c Ljava/util/Collection<*>;
2 4 2 o Ljava/lang/Object;
Signature: (Ljava/util/Collection<*>;)Z
MethodParameters:
Name Flags
c
public boolean remove(java.lang.Object);
descriptor: (Ljava/lang/Object;)Z
flags: (0x0001) ACC_PUBLIC
Code:
stack=4, locals=2, args_size=2
start local 0 start local 1 0: aload 1
instanceof java.util.Map$Entry
ifne 2
1: iconst_0
ireturn
2: StackMap locals:
StackMap stack:
aload 0
getfield javafx.collections.FXCollections$CheckedObservableMap$CheckedEntrySet.s:Ljava/util/Set;
new java.util.AbstractMap$SimpleImmutableEntry
dup
3: aload 1
checkcast java.util.Map$Entry
invokespecial java.util.AbstractMap$SimpleImmutableEntry.<init>:(Ljava/util/Map$Entry;)V
4: invokeinterface java.util.Set.remove:(Ljava/lang/Object;)Z
ireturn
end local 1 end local 0 LocalVariableTable:
Start End Slot Name Signature
0 5 0 this Ljavafx/collections/FXCollections$CheckedObservableMap$CheckedEntrySet<TK;TV;>;
0 5 1 o Ljava/lang/Object;
MethodParameters:
Name Flags
o
public boolean removeAll(java.util.Collection<?>);
descriptor: (Ljava/util/Collection;)Z
flags: (0x0001) ACC_PUBLIC
Code:
stack=3, locals=2, args_size=2
start local 0 start local 1 0: aload 0
aload 1
iconst_0
invokevirtual javafx.collections.FXCollections$CheckedObservableMap$CheckedEntrySet.batchRemove:(Ljava/util/Collection;Z)Z
ireturn
end local 1 end local 0 LocalVariableTable:
Start End Slot Name Signature
0 1 0 this Ljavafx/collections/FXCollections$CheckedObservableMap$CheckedEntrySet<TK;TV;>;
0 1 1 c Ljava/util/Collection<*>;
Signature: (Ljava/util/Collection<*>;)Z
MethodParameters:
Name Flags
c
public boolean retainAll(java.util.Collection<?>);
descriptor: (Ljava/util/Collection;)Z
flags: (0x0001) ACC_PUBLIC
Code:
stack=3, locals=2, args_size=2
start local 0 start local 1 0: aload 0
aload 1
iconst_1
invokevirtual javafx.collections.FXCollections$CheckedObservableMap$CheckedEntrySet.batchRemove:(Ljava/util/Collection;Z)Z
ireturn
end local 1 end local 0 LocalVariableTable:
Start End Slot Name Signature
0 1 0 this Ljavafx/collections/FXCollections$CheckedObservableMap$CheckedEntrySet<TK;TV;>;
0 1 1 c Ljava/util/Collection<*>;
Signature: (Ljava/util/Collection<*>;)Z
MethodParameters:
Name Flags
c
private boolean batchRemove(java.util.Collection<?>, );
descriptor: (Ljava/util/Collection;Z)Z
flags: (0x0002) ACC_PRIVATE
Code:
stack=2, locals=5, args_size=3
start local 0 start local 1 start local 2 0: iconst_0
istore 3
start local 3 1: aload 0
invokevirtual javafx.collections.FXCollections$CheckedObservableMap$CheckedEntrySet.iterator:()Ljava/util/Iterator;
astore 4
start local 4 2: goto 6
3: StackMap locals: int java.util.Iterator
StackMap stack:
aload 1
aload 4
invokeinterface java.util.Iterator.next:()Ljava/lang/Object;
invokeinterface java.util.Collection.contains:(Ljava/lang/Object;)Z
iload 2
if_icmpeq 6
4: aload 4
invokeinterface java.util.Iterator.remove:()V
5: iconst_1
istore 3
6: StackMap locals:
StackMap stack:
aload 4
invokeinterface java.util.Iterator.hasNext:()Z
ifne 3
7: iload 3
ireturn
end local 4 end local 3 end local 2 end local 1 end local 0 LocalVariableTable:
Start End Slot Name Signature
0 8 0 this Ljavafx/collections/FXCollections$CheckedObservableMap$CheckedEntrySet<TK;TV;>;
0 8 1 c Ljava/util/Collection<*>;
0 8 2 complement Z
1 8 3 modified Z
2 8 4 it Ljava/util/Iterator<Ljava/util/Map$Entry<TK;TV;>;>;
Signature: (Ljava/util/Collection<*>;Z)Z
MethodParameters:
Name Flags
c
complement
public boolean equals(java.lang.Object);
descriptor: (Ljava/lang/Object;)Z
flags: (0x0001) ACC_PUBLIC
Code:
stack=2, locals=3, args_size=2
start local 0 start local 1 0: aload 1
aload 0
if_acmpne 2
1: iconst_1
ireturn
2: StackMap locals:
StackMap stack:
aload 1
instanceof java.util.Set
ifne 4
3: iconst_0
ireturn
4: StackMap locals:
StackMap stack:
aload 1
checkcast java.util.Set
astore 2
start local 2 5: aload 2
invokeinterface java.util.Set.size:()I
aload 0
getfield javafx.collections.FXCollections$CheckedObservableMap$CheckedEntrySet.s:Ljava/util/Set;
invokeinterface java.util.Set.size:()I
if_icmpne 8
6: aload 0
aload 2
invokevirtual javafx.collections.FXCollections$CheckedObservableMap$CheckedEntrySet.containsAll:(Ljava/util/Collection;)Z
ifeq 8
7: iconst_1
ireturn
StackMap locals: java.util.Set
StackMap stack:
8: iconst_0
ireturn
end local 2 end local 1 end local 0 LocalVariableTable:
Start End Slot Name Signature
0 9 0 this Ljavafx/collections/FXCollections$CheckedObservableMap$CheckedEntrySet<TK;TV;>;
0 9 1 o Ljava/lang/Object;
5 9 2 that Ljava/util/Set<*>;
MethodParameters:
Name Flags
o
static <K, V, T> javafx.collections.FXCollections$CheckedObservableMap$CheckedEntrySet$CheckedEntry<K, V, T> checkedEntry(java.util.Map$Entry<K, V>, java.lang.Class<T>);
descriptor: (Ljava/util/Map$Entry;Ljava/lang/Class;)Ljavafx/collections/FXCollections$CheckedObservableMap$CheckedEntrySet$CheckedEntry;
flags: (0x0008) ACC_STATIC
Code:
stack=4, locals=2, args_size=2
start local 0 start local 1 0: new javafx.collections.FXCollections$CheckedObservableMap$CheckedEntrySet$CheckedEntry
dup
aload 0
aload 1
invokespecial javafx.collections.FXCollections$CheckedObservableMap$CheckedEntrySet$CheckedEntry.<init>:(Ljava/util/Map$Entry;Ljava/lang/Class;)V
areturn
end local 1 end local 0 LocalVariableTable:
Start End Slot Name Signature
0 1 0 e Ljava/util/Map$Entry<TK;TV;>;
0 1 1 valueType Ljava/lang/Class<TT;>;
Signature: <K:Ljava/lang/Object;V:Ljava/lang/Object;T:Ljava/lang/Object;>(Ljava/util/Map$Entry<TK;TV;>;Ljava/lang/Class<TT;>;)Ljavafx/collections/FXCollections$CheckedObservableMap$CheckedEntrySet$CheckedEntry<TK;TV;TT;>;
MethodParameters:
Name Flags
e
valueType
public boolean add(java.lang.Object);
descriptor: (Ljava/lang/Object;)Z
flags: (0x1041) ACC_PUBLIC, ACC_BRIDGE, ACC_SYNTHETIC
Code:
stack=2, locals=2, args_size=2
0: aload 0
aload 1
checkcast java.util.Map$Entry
invokevirtual javafx.collections.FXCollections$CheckedObservableMap$CheckedEntrySet.add:(Ljava/util/Map$Entry;)Z
ireturn
LocalVariableTable:
Start End Slot Name Signature
}
Signature: <K:Ljava/lang/Object;V:Ljava/lang/Object;>Ljava/lang/Object;Ljava/util/Set<Ljava/util/Map$Entry<TK;TV;>;>;
SourceFile: "FXCollections.java"
NestHost: javafx.collections.FXCollections
InnerClasses:
public SimpleImmutableEntry = java.util.AbstractMap$SimpleImmutableEntry of java.util.AbstractMap
public abstract Entry = java.util.Map$Entry of java.util.Map
private CheckedObservableMap = javafx.collections.FXCollections$CheckedObservableMap of javafx.collections.FXCollections
CheckedEntrySet = javafx.collections.FXCollections$CheckedObservableMap$CheckedEntrySet of javafx.collections.FXCollections$CheckedObservableMap
javafx.collections.FXCollections$CheckedObservableMap$CheckedEntrySet$1
private CheckedEntry = javafx.collections.FXCollections$CheckedObservableMap$CheckedEntrySet$CheckedEntry of javafx.collections.FXCollections$CheckedObservableMap$CheckedEntrySet