class com.oracle.truffle.api.instrumentation.test.InstrumentContext$WeakSet<T> extends java.util.AbstractSet<T>
  minor version: 0
  major version: 59
  flags: flags: (0x0020) ACC_SUPER
  this_class: com.oracle.truffle.api.instrumentation.test.InstrumentContext$WeakSet
  super_class: java.util.AbstractSet
{
  private final java.util.Map<T, java.lang.Void> map;
    descriptor: Ljava/util/Map;
    flags: (0x0012) ACC_PRIVATE, ACC_FINAL
    Signature: Ljava/util/Map<TT;Ljava/lang/Void;>;

  private void <init>();
    descriptor: ()V
    flags: (0x0002) ACC_PRIVATE
    Code:
      stack=3, locals=1, args_size=1
        start local 0 // com.oracle.truffle.api.instrumentation.test.InstrumentContext$WeakSet this
         0: .line 3229
            aload 0 /* this */
            invokespecial java.util.AbstractSet.<init>:()V
         1: .line 3231
            aload 0 /* this */
            new java.util.WeakHashMap
            dup
            invokespecial java.util.WeakHashMap.<init>:()V
            putfield com.oracle.truffle.api.instrumentation.test.InstrumentContext$WeakSet.map:Ljava/util/Map;
         2: .line 3229
            return
        end local 0 // com.oracle.truffle.api.instrumentation.test.InstrumentContext$WeakSet this
      LocalVariableTable:
        Start  End  Slot  Name  Signature
            0    3     0  this  Lcom/oracle/truffle/api/instrumentation/test/InstrumentContext$WeakSet<TT;>;

  public java.util.Iterator<T> iterator();
    descriptor: ()Ljava/util/Iterator;
    flags: (0x0001) ACC_PUBLIC
    Code:
      stack=1, locals=1, args_size=1
        start local 0 // com.oracle.truffle.api.instrumentation.test.InstrumentContext$WeakSet this
         0: .line 3235
            aload 0 /* this */
            getfield com.oracle.truffle.api.instrumentation.test.InstrumentContext$WeakSet.map:Ljava/util/Map;
            invokeinterface java.util.Map.keySet:()Ljava/util/Set;
            invokeinterface java.util.Set.iterator:()Ljava/util/Iterator;
            areturn
        end local 0 // com.oracle.truffle.api.instrumentation.test.InstrumentContext$WeakSet this
      LocalVariableTable:
        Start  End  Slot  Name  Signature
            0    1     0  this  Lcom/oracle/truffle/api/instrumentation/test/InstrumentContext$WeakSet<TT;>;
    Signature: ()Ljava/util/Iterator<TT;>;

  public synchronized int size();
    descriptor: ()I
    flags: (0x0021) ACC_PUBLIC, ACC_SYNCHRONIZED
    Code:
      stack=1, locals=1, args_size=1
        start local 0 // com.oracle.truffle.api.instrumentation.test.InstrumentContext$WeakSet this
         0: .line 3240
            aload 0 /* this */
            getfield com.oracle.truffle.api.instrumentation.test.InstrumentContext$WeakSet.map:Ljava/util/Map;
            invokeinterface java.util.Map.size:()I
            ireturn
        end local 0 // com.oracle.truffle.api.instrumentation.test.InstrumentContext$WeakSet this
      LocalVariableTable:
        Start  End  Slot  Name  Signature
            0    1     0  this  Lcom/oracle/truffle/api/instrumentation/test/InstrumentContext$WeakSet<TT;>;

  public synchronized boolean add();
    descriptor: (Ljava/lang/Object;)Z
    flags: (0x0021) ACC_PUBLIC, ACC_SYNCHRONIZED
    Code:
      stack=3, locals=2, args_size=2
        start local 0 // com.oracle.truffle.api.instrumentation.test.InstrumentContext$WeakSet this
        start local 1 // java.lang.Object e
         0: .line 3245
            aload 0 /* this */
            getfield com.oracle.truffle.api.instrumentation.test.InstrumentContext$WeakSet.map:Ljava/util/Map;
            aload 1 /* e */
            aconst_null
            invokeinterface java.util.Map.put:(Ljava/lang/Object;Ljava/lang/Object;)Ljava/lang/Object;
            ifnonnull 1
            iconst_1
            ireturn
      StackMap locals:
      StackMap stack:
         1: iconst_0
            ireturn
        end local 1 // java.lang.Object e
        end local 0 // com.oracle.truffle.api.instrumentation.test.InstrumentContext$WeakSet this
      LocalVariableTable:
        Start  End  Slot  Name  Signature
            0    2     0  this  Lcom/oracle/truffle/api/instrumentation/test/InstrumentContext$WeakSet<TT;>;
            0    2     1     e  TT;
    Signature: (TT;)Z
    MethodParameters:
      Name  Flags
      e     

  public synchronized void clear();
    descriptor: ()V
    flags: (0x0021) ACC_PUBLIC, ACC_SYNCHRONIZED
    Code:
      stack=1, locals=1, args_size=1
        start local 0 // com.oracle.truffle.api.instrumentation.test.InstrumentContext$WeakSet this
         0: .line 3250
            aload 0 /* this */
            getfield com.oracle.truffle.api.instrumentation.test.InstrumentContext$WeakSet.map:Ljava/util/Map;
            invokeinterface java.util.Map.clear:()V
         1: .line 3251
            return
        end local 0 // com.oracle.truffle.api.instrumentation.test.InstrumentContext$WeakSet this
      LocalVariableTable:
        Start  End  Slot  Name  Signature
            0    2     0  this  Lcom/oracle/truffle/api/instrumentation/test/InstrumentContext$WeakSet<TT;>;
}
Signature: <T:Ljava/lang/Object;>Ljava/util/AbstractSet<TT;>;
SourceFile: "InstrumentationTestLanguage.java"
NestHost: com.oracle.truffle.api.instrumentation.test.InstrumentContext
InnerClasses:
  private WeakSet = com.oracle.truffle.api.instrumentation.test.InstrumentContext$WeakSet of com.oracle.truffle.api.instrumentation.test.InstrumentContext