java/11 : java.base/java/util/Collections$UnmodifiableMap.class

Collections$UnmodifiableMap
https://openjdk.java.net/
GPLv2 + Classpath Exception
class java.util.Collections$UnmodifiableMap<K, V> implements java.util.Map<K, V>, java.io.Serializable
  minor version: 0
  major version: 59
  flags: flags: (0x0020) ACC_SUPER
  this_class: java.util.Collections$UnmodifiableMap
  super_class: java.lang.Object
{
  private static final long serialVersionUID;
    descriptor: J
    flags: (0x001a) ACC_PRIVATE, ACC_STATIC, ACC_FINAL
    ConstantValue: -1034234728574286014

  private final java.util.Map<? extends K, ? extends V> m;
    descriptor: Ljava/util/Map;
    flags: (0x0012) ACC_PRIVATE, ACC_FINAL
    Signature: Ljava/util/Map<+TK;+TV;>;

  private transient java.util.Set<K> keySet;
    descriptor: Ljava/util/Set;
    flags: (0x0082) ACC_PRIVATE, ACC_TRANSIENT
    Signature: Ljava/util/Set<TK;>;

  private transient java.util.Set<java.util.Map$Entry<K, V>> entrySet;
    descriptor: Ljava/util/Set;
    flags: (0x0082) ACC_PRIVATE, ACC_TRANSIENT
    Signature: Ljava/util/Set<Ljava/util/Map$Entry<TK;TV;>;>;

  private transient java.util.Collection<V> values;
    descriptor: Ljava/util/Collection;
    flags: (0x0082) ACC_PRIVATE, ACC_TRANSIENT
    Signature: Ljava/util/Collection<TV;>;

  void <init>(java.util.Map<? extends K, ? extends V>);
    descriptor: (Ljava/util/Map;)V
    flags: (0x0000) 
    Code:
      stack=2, locals=2, args_size=2
        start local 0 // java.util.Collections$UnmodifiableMap this
        start local 1 // java.util.Map m
         0: .line 1444
            aload 0 /* this */
            invokespecial java.lang.Object.<init>:()V
         1: .line 1445
            aload 1 /* m */
            ifnonnull 3
         2: .line 1446
            new java.lang.NullPointerException
            dup
            invokespecial java.lang.NullPointerException.<init>:()V
            athrow
         3: .line 1447
      StackMap locals: java.util.Collections$UnmodifiableMap java.util.Map
      StackMap stack:
            aload 0 /* this */
            aload 1 /* m */
            putfield java.util.Collections$UnmodifiableMap.m:Ljava/util/Map;
         4: .line 1448
            return
        end local 1 // java.util.Map m
        end local 0 // java.util.Collections$UnmodifiableMap this
      LocalVariableTable:
        Start  End  Slot  Name  Signature
            0    5     0  this  Ljava/util/Collections$UnmodifiableMap<TK;TV;>;
            0    5     1     m  Ljava/util/Map<+TK;+TV;>;
    Signature: (Ljava/util/Map<+TK;+TV;>;)V
    MethodParameters:
      Name  Flags
      m     

  public int size();
    descriptor: ()I
    flags: (0x0001) ACC_PUBLIC
    Code:
      stack=1, locals=1, args_size=1
        start local 0 // java.util.Collections$UnmodifiableMap this
         0: .line 1450
            aload 0 /* this */
            getfield java.util.Collections$UnmodifiableMap.m:Ljava/util/Map;
            invokeinterface java.util.Map.size:()I
            ireturn
        end local 0 // java.util.Collections$UnmodifiableMap this
      LocalVariableTable:
        Start  End  Slot  Name  Signature
            0    1     0  this  Ljava/util/Collections$UnmodifiableMap<TK;TV;>;

  public boolean isEmpty();
    descriptor: ()Z
    flags: (0x0001) ACC_PUBLIC
    Code:
      stack=1, locals=1, args_size=1
        start local 0 // java.util.Collections$UnmodifiableMap this
         0: .line 1451
            aload 0 /* this */
            getfield java.util.Collections$UnmodifiableMap.m:Ljava/util/Map;
            invokeinterface java.util.Map.isEmpty:()Z
            ireturn
        end local 0 // java.util.Collections$UnmodifiableMap this
      LocalVariableTable:
        Start  End  Slot  Name  Signature
            0    1     0  this  Ljava/util/Collections$UnmodifiableMap<TK;TV;>;

  public boolean containsKey(java.lang.Object);
    descriptor: (Ljava/lang/Object;)Z
    flags: (0x0001) ACC_PUBLIC
    Code:
      stack=2, locals=2, args_size=2
        start local 0 // java.util.Collections$UnmodifiableMap this
        start local 1 // java.lang.Object key
         0: .line 1452
            aload 0 /* this */
            getfield java.util.Collections$UnmodifiableMap.m:Ljava/util/Map;
            aload 1 /* key */
            invokeinterface java.util.Map.containsKey:(Ljava/lang/Object;)Z
            ireturn
        end local 1 // java.lang.Object key
        end local 0 // java.util.Collections$UnmodifiableMap this
      LocalVariableTable:
        Start  End  Slot  Name  Signature
            0    1     0  this  Ljava/util/Collections$UnmodifiableMap<TK;TV;>;
            0    1     1   key  Ljava/lang/Object;
    MethodParameters:
      Name  Flags
      key   

  public boolean containsValue(java.lang.Object);
    descriptor: (Ljava/lang/Object;)Z
    flags: (0x0001) ACC_PUBLIC
    Code:
      stack=2, locals=2, args_size=2
        start local 0 // java.util.Collections$UnmodifiableMap this
        start local 1 // java.lang.Object val
         0: .line 1453
            aload 0 /* this */
            getfield java.util.Collections$UnmodifiableMap.m:Ljava/util/Map;
            aload 1 /* val */
            invokeinterface java.util.Map.containsValue:(Ljava/lang/Object;)Z
            ireturn
        end local 1 // java.lang.Object val
        end local 0 // java.util.Collections$UnmodifiableMap this
      LocalVariableTable:
        Start  End  Slot  Name  Signature
            0    1     0  this  Ljava/util/Collections$UnmodifiableMap<TK;TV;>;
            0    1     1   val  Ljava/lang/Object;
    MethodParameters:
      Name  Flags
      val   

  public V get();
    descriptor: (Ljava/lang/Object;)Ljava/lang/Object;
    flags: (0x0001) ACC_PUBLIC
    Code:
      stack=2, locals=2, args_size=2
        start local 0 // java.util.Collections$UnmodifiableMap this
        start local 1 // java.lang.Object key
         0: .line 1454
            aload 0 /* this */
            getfield java.util.Collections$UnmodifiableMap.m:Ljava/util/Map;
            aload 1 /* key */
            invokeinterface java.util.Map.get:(Ljava/lang/Object;)Ljava/lang/Object;
            areturn
        end local 1 // java.lang.Object key
        end local 0 // java.util.Collections$UnmodifiableMap this
      LocalVariableTable:
        Start  End  Slot  Name  Signature
            0    1     0  this  Ljava/util/Collections$UnmodifiableMap<TK;TV;>;
            0    1     1   key  Ljava/lang/Object;
    Signature: (Ljava/lang/Object;)TV;
    MethodParameters:
      Name  Flags
      key   

  public V put(K, );
    descriptor: (Ljava/lang/Object;Ljava/lang/Object;)Ljava/lang/Object;
    flags: (0x0001) ACC_PUBLIC
    Code:
      stack=2, locals=3, args_size=3
        start local 0 // java.util.Collections$UnmodifiableMap this
        start local 1 // java.lang.Object key
        start local 2 // java.lang.Object value
         0: .line 1457
            new java.lang.UnsupportedOperationException
            dup
            invokespecial java.lang.UnsupportedOperationException.<init>:()V
            athrow
        end local 2 // java.lang.Object value
        end local 1 // java.lang.Object key
        end local 0 // java.util.Collections$UnmodifiableMap this
      LocalVariableTable:
        Start  End  Slot   Name  Signature
            0    1     0   this  Ljava/util/Collections$UnmodifiableMap<TK;TV;>;
            0    1     1    key  TK;
            0    1     2  value  TV;
    Signature: (TK;TV;)TV;
    MethodParameters:
       Name  Flags
      key    
      value  

  public V remove();
    descriptor: (Ljava/lang/Object;)Ljava/lang/Object;
    flags: (0x0001) ACC_PUBLIC
    Code:
      stack=2, locals=2, args_size=2
        start local 0 // java.util.Collections$UnmodifiableMap this
        start local 1 // java.lang.Object key
         0: .line 1460
            new java.lang.UnsupportedOperationException
            dup
            invokespecial java.lang.UnsupportedOperationException.<init>:()V
            athrow
        end local 1 // java.lang.Object key
        end local 0 // java.util.Collections$UnmodifiableMap this
      LocalVariableTable:
        Start  End  Slot  Name  Signature
            0    1     0  this  Ljava/util/Collections$UnmodifiableMap<TK;TV;>;
            0    1     1   key  Ljava/lang/Object;
    Signature: (Ljava/lang/Object;)TV;
    MethodParameters:
      Name  Flags
      key   

  public void putAll(java.util.Map<? extends K, ? extends V>);
    descriptor: (Ljava/util/Map;)V
    flags: (0x0001) ACC_PUBLIC
    Code:
      stack=2, locals=2, args_size=2
        start local 0 // java.util.Collections$UnmodifiableMap this
        start local 1 // java.util.Map m
         0: .line 1463
            new java.lang.UnsupportedOperationException
            dup
            invokespecial java.lang.UnsupportedOperationException.<init>:()V
            athrow
        end local 1 // java.util.Map m
        end local 0 // java.util.Collections$UnmodifiableMap this
      LocalVariableTable:
        Start  End  Slot  Name  Signature
            0    1     0  this  Ljava/util/Collections$UnmodifiableMap<TK;TV;>;
            0    1     1     m  Ljava/util/Map<+TK;+TV;>;
    Signature: (Ljava/util/Map<+TK;+TV;>;)V
    MethodParameters:
      Name  Flags
      m     

  public void clear();
    descriptor: ()V
    flags: (0x0001) ACC_PUBLIC
    Code:
      stack=2, locals=1, args_size=1
        start local 0 // java.util.Collections$UnmodifiableMap this
         0: .line 1466
            new java.lang.UnsupportedOperationException
            dup
            invokespecial java.lang.UnsupportedOperationException.<init>:()V
            athrow
        end local 0 // java.util.Collections$UnmodifiableMap this
      LocalVariableTable:
        Start  End  Slot  Name  Signature
            0    1     0  this  Ljava/util/Collections$UnmodifiableMap<TK;TV;>;

  public java.util.Set<K> keySet();
    descriptor: ()Ljava/util/Set;
    flags: (0x0001) ACC_PUBLIC
    Code:
      stack=2, locals=1, args_size=1
        start local 0 // java.util.Collections$UnmodifiableMap this
         0: .line 1474
            aload 0 /* this */
            getfield java.util.Collections$UnmodifiableMap.keySet:Ljava/util/Set;
            ifnonnull 2
         1: .line 1475
            aload 0 /* this */
            aload 0 /* this */
            getfield java.util.Collections$UnmodifiableMap.m:Ljava/util/Map;
            invokeinterface java.util.Map.keySet:()Ljava/util/Set;
            invokestatic java.util.Collections.unmodifiableSet:(Ljava/util/Set;)Ljava/util/Set;
            putfield java.util.Collections$UnmodifiableMap.keySet:Ljava/util/Set;
         2: .line 1476
      StackMap locals:
      StackMap stack:
            aload 0 /* this */
            getfield java.util.Collections$UnmodifiableMap.keySet:Ljava/util/Set;
            areturn
        end local 0 // java.util.Collections$UnmodifiableMap this
      LocalVariableTable:
        Start  End  Slot  Name  Signature
            0    3     0  this  Ljava/util/Collections$UnmodifiableMap<TK;TV;>;
    Signature: ()Ljava/util/Set<TK;>;

  public java.util.Set<java.util.Map$Entry<K, V>> entrySet();
    descriptor: ()Ljava/util/Set;
    flags: (0x0001) ACC_PUBLIC
    Code:
      stack=4, locals=1, args_size=1
        start local 0 // java.util.Collections$UnmodifiableMap this
         0: .line 1480
            aload 0 /* this */
            getfield java.util.Collections$UnmodifiableMap.entrySet:Ljava/util/Set;
            ifnonnull 2
         1: .line 1481
            aload 0 /* this */
            new java.util.Collections$UnmodifiableMap$UnmodifiableEntrySet
            dup
            aload 0 /* this */
            getfield java.util.Collections$UnmodifiableMap.m:Ljava/util/Map;
            invokeinterface java.util.Map.entrySet:()Ljava/util/Set;
            invokespecial java.util.Collections$UnmodifiableMap$UnmodifiableEntrySet.<init>:(Ljava/util/Set;)V
            putfield java.util.Collections$UnmodifiableMap.entrySet:Ljava/util/Set;
         2: .line 1482
      StackMap locals:
      StackMap stack:
            aload 0 /* this */
            getfield java.util.Collections$UnmodifiableMap.entrySet:Ljava/util/Set;
            areturn
        end local 0 // java.util.Collections$UnmodifiableMap this
      LocalVariableTable:
        Start  End  Slot  Name  Signature
            0    3     0  this  Ljava/util/Collections$UnmodifiableMap<TK;TV;>;
    Signature: ()Ljava/util/Set<Ljava/util/Map$Entry<TK;TV;>;>;

  public java.util.Collection<V> values();
    descriptor: ()Ljava/util/Collection;
    flags: (0x0001) ACC_PUBLIC
    Code:
      stack=2, locals=1, args_size=1
        start local 0 // java.util.Collections$UnmodifiableMap this
         0: .line 1486
            aload 0 /* this */
            getfield java.util.Collections$UnmodifiableMap.values:Ljava/util/Collection;
            ifnonnull 2
         1: .line 1487
            aload 0 /* this */
            aload 0 /* this */
            getfield java.util.Collections$UnmodifiableMap.m:Ljava/util/Map;
            invokeinterface java.util.Map.values:()Ljava/util/Collection;
            invokestatic java.util.Collections.unmodifiableCollection:(Ljava/util/Collection;)Ljava/util/Collection;
            putfield java.util.Collections$UnmodifiableMap.values:Ljava/util/Collection;
         2: .line 1488
      StackMap locals:
      StackMap stack:
            aload 0 /* this */
            getfield java.util.Collections$UnmodifiableMap.values:Ljava/util/Collection;
            areturn
        end local 0 // java.util.Collections$UnmodifiableMap this
      LocalVariableTable:
        Start  End  Slot  Name  Signature
            0    3     0  this  Ljava/util/Collections$UnmodifiableMap<TK;TV;>;
    Signature: ()Ljava/util/Collection<TV;>;

  public boolean equals(java.lang.Object);
    descriptor: (Ljava/lang/Object;)Z
    flags: (0x0001) ACC_PUBLIC
    Code:
      stack=2, locals=2, args_size=2
        start local 0 // java.util.Collections$UnmodifiableMap this
        start local 1 // java.lang.Object o
         0: .line 1491
            aload 1 /* o */
            aload 0 /* this */
            if_acmpeq 1
            aload 0 /* this */
            getfield java.util.Collections$UnmodifiableMap.m:Ljava/util/Map;
            aload 1 /* o */
            invokeinterface java.util.Map.equals:(Ljava/lang/Object;)Z
            ifne 1
            iconst_0
            ireturn
      StackMap locals:
      StackMap stack:
         1: iconst_1
            ireturn
        end local 1 // java.lang.Object o
        end local 0 // java.util.Collections$UnmodifiableMap this
      LocalVariableTable:
        Start  End  Slot  Name  Signature
            0    2     0  this  Ljava/util/Collections$UnmodifiableMap<TK;TV;>;
            0    2     1     o  Ljava/lang/Object;
    MethodParameters:
      Name  Flags
      o     

  public int hashCode();
    descriptor: ()I
    flags: (0x0001) ACC_PUBLIC
    Code:
      stack=1, locals=1, args_size=1
        start local 0 // java.util.Collections$UnmodifiableMap this
         0: .line 1492
            aload 0 /* this */
            getfield java.util.Collections$UnmodifiableMap.m:Ljava/util/Map;
            invokeinterface java.util.Map.hashCode:()I
            ireturn
        end local 0 // java.util.Collections$UnmodifiableMap this
      LocalVariableTable:
        Start  End  Slot  Name  Signature
            0    1     0  this  Ljava/util/Collections$UnmodifiableMap<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 // java.util.Collections$UnmodifiableMap this
         0: .line 1493
            aload 0 /* this */
            getfield java.util.Collections$UnmodifiableMap.m:Ljava/util/Map;
            invokevirtual java.lang.Object.toString:()Ljava/lang/String;
            areturn
        end local 0 // java.util.Collections$UnmodifiableMap this
      LocalVariableTable:
        Start  End  Slot  Name  Signature
            0    1     0  this  Ljava/util/Collections$UnmodifiableMap<TK;TV;>;

  public V getOrDefault(, );
    descriptor: (Ljava/lang/Object;Ljava/lang/Object;)Ljava/lang/Object;
    flags: (0x0001) ACC_PUBLIC
    Code:
      stack=3, locals=3, args_size=3
        start local 0 // java.util.Collections$UnmodifiableMap this
        start local 1 // java.lang.Object k
        start local 2 // java.lang.Object defaultValue
         0: .line 1500
            aload 0 /* this */
            getfield java.util.Collections$UnmodifiableMap.m:Ljava/util/Map;
            aload 1 /* k */
            aload 2 /* defaultValue */
            invokeinterface java.util.Map.getOrDefault:(Ljava/lang/Object;Ljava/lang/Object;)Ljava/lang/Object;
            areturn
        end local 2 // java.lang.Object defaultValue
        end local 1 // java.lang.Object k
        end local 0 // java.util.Collections$UnmodifiableMap this
      LocalVariableTable:
        Start  End  Slot          Name  Signature
            0    1     0          this  Ljava/util/Collections$UnmodifiableMap<TK;TV;>;
            0    1     1             k  Ljava/lang/Object;
            0    1     2  defaultValue  TV;
    Signature: (Ljava/lang/Object;TV;)TV;
    MethodParameters:
              Name  Flags
      k             
      defaultValue  

  public void forEach(java.util.function.BiConsumer<? super K, ? super V>);
    descriptor: (Ljava/util/function/BiConsumer;)V
    flags: (0x0001) ACC_PUBLIC
    Code:
      stack=2, locals=2, args_size=2
        start local 0 // java.util.Collections$UnmodifiableMap this
        start local 1 // java.util.function.BiConsumer action
         0: .line 1505
            aload 0 /* this */
            getfield java.util.Collections$UnmodifiableMap.m:Ljava/util/Map;
            aload 1 /* action */
            invokeinterface java.util.Map.forEach:(Ljava/util/function/BiConsumer;)V
         1: .line 1506
            return
        end local 1 // java.util.function.BiConsumer action
        end local 0 // java.util.Collections$UnmodifiableMap this
      LocalVariableTable:
        Start  End  Slot    Name  Signature
            0    2     0    this  Ljava/util/Collections$UnmodifiableMap<TK;TV;>;
            0    2     1  action  Ljava/util/function/BiConsumer<-TK;-TV;>;
    Signature: (Ljava/util/function/BiConsumer<-TK;-TV;>;)V
    MethodParameters:
        Name  Flags
      action  

  public void replaceAll(java.util.function.BiFunction<? super K, ? super V, ? extends V>);
    descriptor: (Ljava/util/function/BiFunction;)V
    flags: (0x0001) ACC_PUBLIC
    Code:
      stack=2, locals=2, args_size=2
        start local 0 // java.util.Collections$UnmodifiableMap this
        start local 1 // java.util.function.BiFunction function
         0: .line 1510
            new java.lang.UnsupportedOperationException
            dup
            invokespecial java.lang.UnsupportedOperationException.<init>:()V
            athrow
        end local 1 // java.util.function.BiFunction function
        end local 0 // java.util.Collections$UnmodifiableMap this
      LocalVariableTable:
        Start  End  Slot      Name  Signature
            0    1     0      this  Ljava/util/Collections$UnmodifiableMap<TK;TV;>;
            0    1     1  function  Ljava/util/function/BiFunction<-TK;-TV;+TV;>;
    Signature: (Ljava/util/function/BiFunction<-TK;-TV;+TV;>;)V
    MethodParameters:
          Name  Flags
      function  

  public V putIfAbsent(K, );
    descriptor: (Ljava/lang/Object;Ljava/lang/Object;)Ljava/lang/Object;
    flags: (0x0001) ACC_PUBLIC
    Code:
      stack=2, locals=3, args_size=3
        start local 0 // java.util.Collections$UnmodifiableMap this
        start local 1 // java.lang.Object key
        start local 2 // java.lang.Object value
         0: .line 1515
            new java.lang.UnsupportedOperationException
            dup
            invokespecial java.lang.UnsupportedOperationException.<init>:()V
            athrow
        end local 2 // java.lang.Object value
        end local 1 // java.lang.Object key
        end local 0 // java.util.Collections$UnmodifiableMap this
      LocalVariableTable:
        Start  End  Slot   Name  Signature
            0    1     0   this  Ljava/util/Collections$UnmodifiableMap<TK;TV;>;
            0    1     1    key  TK;
            0    1     2  value  TV;
    Signature: (TK;TV;)TV;
    MethodParameters:
       Name  Flags
      key    
      value  

  public boolean remove(java.lang.Object, java.lang.Object);
    descriptor: (Ljava/lang/Object;Ljava/lang/Object;)Z
    flags: (0x0001) ACC_PUBLIC
    Code:
      stack=2, locals=3, args_size=3
        start local 0 // java.util.Collections$UnmodifiableMap this
        start local 1 // java.lang.Object key
        start local 2 // java.lang.Object value
         0: .line 1520
            new java.lang.UnsupportedOperationException
            dup
            invokespecial java.lang.UnsupportedOperationException.<init>:()V
            athrow
        end local 2 // java.lang.Object value
        end local 1 // java.lang.Object key
        end local 0 // java.util.Collections$UnmodifiableMap this
      LocalVariableTable:
        Start  End  Slot   Name  Signature
            0    1     0   this  Ljava/util/Collections$UnmodifiableMap<TK;TV;>;
            0    1     1    key  Ljava/lang/Object;
            0    1     2  value  Ljava/lang/Object;
    MethodParameters:
       Name  Flags
      key    
      value  

  public boolean replace(K, V, );
    descriptor: (Ljava/lang/Object;Ljava/lang/Object;Ljava/lang/Object;)Z
    flags: (0x0001) ACC_PUBLIC
    Code:
      stack=2, locals=4, args_size=4
        start local 0 // java.util.Collections$UnmodifiableMap this
        start local 1 // java.lang.Object key
        start local 2 // java.lang.Object oldValue
        start local 3 // java.lang.Object newValue
         0: .line 1525
            new java.lang.UnsupportedOperationException
            dup
            invokespecial java.lang.UnsupportedOperationException.<init>:()V
            athrow
        end local 3 // java.lang.Object newValue
        end local 2 // java.lang.Object oldValue
        end local 1 // java.lang.Object key
        end local 0 // java.util.Collections$UnmodifiableMap this
      LocalVariableTable:
        Start  End  Slot      Name  Signature
            0    1     0      this  Ljava/util/Collections$UnmodifiableMap<TK;TV;>;
            0    1     1       key  TK;
            0    1     2  oldValue  TV;
            0    1     3  newValue  TV;
    Signature: (TK;TV;TV;)Z
    MethodParameters:
          Name  Flags
      key       
      oldValue  
      newValue  

  public V replace(K, );
    descriptor: (Ljava/lang/Object;Ljava/lang/Object;)Ljava/lang/Object;
    flags: (0x0001) ACC_PUBLIC
    Code:
      stack=2, locals=3, args_size=3
        start local 0 // java.util.Collections$UnmodifiableMap this
        start local 1 // java.lang.Object key
        start local 2 // java.lang.Object value
         0: .line 1530
            new java.lang.UnsupportedOperationException
            dup
            invokespecial java.lang.UnsupportedOperationException.<init>:()V
            athrow
        end local 2 // java.lang.Object value
        end local 1 // java.lang.Object key
        end local 0 // java.util.Collections$UnmodifiableMap this
      LocalVariableTable:
        Start  End  Slot   Name  Signature
            0    1     0   this  Ljava/util/Collections$UnmodifiableMap<TK;TV;>;
            0    1     1    key  TK;
            0    1     2  value  TV;
    Signature: (TK;TV;)TV;
    MethodParameters:
       Name  Flags
      key    
      value  

  public V computeIfAbsent(K, java.util.function.Function<? super K, ? extends V>);
    descriptor: (Ljava/lang/Object;Ljava/util/function/Function;)Ljava/lang/Object;
    flags: (0x0001) ACC_PUBLIC
    Code:
      stack=2, locals=3, args_size=3
        start local 0 // java.util.Collections$UnmodifiableMap this
        start local 1 // java.lang.Object key
        start local 2 // java.util.function.Function mappingFunction
         0: .line 1535
            new java.lang.UnsupportedOperationException
            dup
            invokespecial java.lang.UnsupportedOperationException.<init>:()V
            athrow
        end local 2 // java.util.function.Function mappingFunction
        end local 1 // java.lang.Object key
        end local 0 // java.util.Collections$UnmodifiableMap this
      LocalVariableTable:
        Start  End  Slot             Name  Signature
            0    1     0             this  Ljava/util/Collections$UnmodifiableMap<TK;TV;>;
            0    1     1              key  TK;
            0    1     2  mappingFunction  Ljava/util/function/Function<-TK;+TV;>;
    Signature: (TK;Ljava/util/function/Function<-TK;+TV;>;)TV;
    MethodParameters:
                 Name  Flags
      key              
      mappingFunction  

  public V computeIfPresent(K, java.util.function.BiFunction<? super K, ? super V, ? extends V>);
    descriptor: (Ljava/lang/Object;Ljava/util/function/BiFunction;)Ljava/lang/Object;
    flags: (0x0001) ACC_PUBLIC
    Code:
      stack=2, locals=3, args_size=3
        start local 0 // java.util.Collections$UnmodifiableMap this
        start local 1 // java.lang.Object key
        start local 2 // java.util.function.BiFunction remappingFunction
         0: .line 1541
            new java.lang.UnsupportedOperationException
            dup
            invokespecial java.lang.UnsupportedOperationException.<init>:()V
            athrow
        end local 2 // java.util.function.BiFunction remappingFunction
        end local 1 // java.lang.Object key
        end local 0 // java.util.Collections$UnmodifiableMap this
      LocalVariableTable:
        Start  End  Slot               Name  Signature
            0    1     0               this  Ljava/util/Collections$UnmodifiableMap<TK;TV;>;
            0    1     1                key  TK;
            0    1     2  remappingFunction  Ljava/util/function/BiFunction<-TK;-TV;+TV;>;
    Signature: (TK;Ljava/util/function/BiFunction<-TK;-TV;+TV;>;)TV;
    MethodParameters:
                   Name  Flags
      key                
      remappingFunction  

  public V compute(K, java.util.function.BiFunction<? super K, ? super V, ? extends V>);
    descriptor: (Ljava/lang/Object;Ljava/util/function/BiFunction;)Ljava/lang/Object;
    flags: (0x0001) ACC_PUBLIC
    Code:
      stack=2, locals=3, args_size=3
        start local 0 // java.util.Collections$UnmodifiableMap this
        start local 1 // java.lang.Object key
        start local 2 // java.util.function.BiFunction remappingFunction
         0: .line 1547
            new java.lang.UnsupportedOperationException
            dup
            invokespecial java.lang.UnsupportedOperationException.<init>:()V
            athrow
        end local 2 // java.util.function.BiFunction remappingFunction
        end local 1 // java.lang.Object key
        end local 0 // java.util.Collections$UnmodifiableMap this
      LocalVariableTable:
        Start  End  Slot               Name  Signature
            0    1     0               this  Ljava/util/Collections$UnmodifiableMap<TK;TV;>;
            0    1     1                key  TK;
            0    1     2  remappingFunction  Ljava/util/function/BiFunction<-TK;-TV;+TV;>;
    Signature: (TK;Ljava/util/function/BiFunction<-TK;-TV;+TV;>;)TV;
    MethodParameters:
                   Name  Flags
      key                
      remappingFunction  

  public V merge(K, V, java.util.function.BiFunction<? super V, ? super V, ? extends V>);
    descriptor: (Ljava/lang/Object;Ljava/lang/Object;Ljava/util/function/BiFunction;)Ljava/lang/Object;
    flags: (0x0001) ACC_PUBLIC
    Code:
      stack=2, locals=4, args_size=4
        start local 0 // java.util.Collections$UnmodifiableMap this
        start local 1 // java.lang.Object key
        start local 2 // java.lang.Object value
        start local 3 // java.util.function.BiFunction remappingFunction
         0: .line 1553
            new java.lang.UnsupportedOperationException
            dup
            invokespecial java.lang.UnsupportedOperationException.<init>:()V
            athrow
        end local 3 // java.util.function.BiFunction remappingFunction
        end local 2 // java.lang.Object value
        end local 1 // java.lang.Object key
        end local 0 // java.util.Collections$UnmodifiableMap this
      LocalVariableTable:
        Start  End  Slot               Name  Signature
            0    1     0               this  Ljava/util/Collections$UnmodifiableMap<TK;TV;>;
            0    1     1                key  TK;
            0    1     2              value  TV;
            0    1     3  remappingFunction  Ljava/util/function/BiFunction<-TV;-TV;+TV;>;
    Signature: (TK;TV;Ljava/util/function/BiFunction<-TV;-TV;+TV;>;)TV;
    MethodParameters:
                   Name  Flags
      key                
      value              
      remappingFunction  
}
Signature: <K:Ljava/lang/Object;V:Ljava/lang/Object;>Ljava/lang/Object;Ljava/util/Map<TK;TV;>;Ljava/io/Serializable;
SourceFile: "Collections.java"
NestHost: java.util.Collections
InnerClasses:
  private UnmodifiableMap = java.util.Collections$UnmodifiableMap of java.util.Collections
  UnmodifiableEntrySet = java.util.Collections$UnmodifiableMap$UnmodifiableEntrySet of java.util.Collections$UnmodifiableMap
  public abstract Entry = java.util.Map$Entry of java.util.Map
/

java/ 11/ java.base/java/util/Collections$UnmodifiableMap.class
