meta() public méthode

public meta ( ) : IPersistentMap
Résultat IPersistentMap
Exemple #1
0
        public static Keyword intern(Symbol sym)
        {
            Keyword       k           = null;
            WeakReference existingRef = _symKeyMap.Get(sym);

            if (existingRef == null)
            {
                if (sym.meta() != null)
                {
                    sym = (Symbol)sym.withMeta(null);
                }
                k = new Keyword(sym);

                WeakReference wr = new WeakReference(k);
                wr.Target   = k;
                existingRef = _symKeyMap.PutIfAbsent(sym, wr);
            }
            if (existingRef == null)
            {
                return(k);
            }
            Keyword existingk = (Keyword)existingRef.Target;

            if (existingk != null)
            {
                return(existingk);
            }
            // entry died in the interim, do over
            // let's not get confused, remove it.  (else infinite loop).
            _symKeyMap.Remove(sym);
            return(intern(sym));
        }
Exemple #2
0
 /// <summary>
 /// Construct a namespace with a given name.
 /// </summary>
 /// <param name="name">The name.</param>
 Namespace(Symbol name)
     : base(name.meta())
 {
     _name = name;
     _mappings.Set(RT.DEFAULT_IMPORTS);
     _aliases.Set(RT.map());
 }
Exemple #3
0
        public static Keyword intern(Symbol sym)
        {
            if (sym.meta() != null)
            {
                sym = (Symbol)sym.withMeta(null);
            }
            // TODO: Analyze this code for improvements
            Keyword k = new Keyword(sym);
            //Keyword existing = _symKeyMap.PutIfAbsent(sym, k);
            //return existing == null ? k : existing;
            WeakReference wr = new WeakReference(k);

            wr.Target = k;
            WeakReference existingRef = _symKeyMap.PutIfAbsent(sym, wr);

            if (existingRef == null)
            {
                return(k);
            }
            Keyword existingk = (Keyword)existingRef.Target;

            if (existingk != null)
            {
                return(existingk);
            }
            // entry died in the interim, do over
            // let's not get confused, remove it.  (else infinite loop).
            _symKeyMap.Remove(sym);
            return(intern(sym));
        }
Exemple #4
0
 /// <summary>
 /// Construct a namespace with a given name.
 /// </summary>
 /// <param name="name">The name.</param>
 Namespace(Symbol name)
     : base(name.meta())
 {
     _name = name;
     _mappings.Set(RT.DEFAULT_IMPORTS);
     _aliases.Set(RT.map());
 }
Exemple #5
0
 /// <summary>
 /// Construct a namespace with a given name.
 /// </summary>
 /// <param name="name">The name.</param>
 Namespace(Symbol name)
     : base(name.meta())
 {
     _name = name;
     _mappings.Set(RT.DefaultImports);
     _aliases.Set(RT.map());
 }
Exemple #6
0
        public static Keyword intern(Symbol sym)
        {
            Keyword k = null;
            WeakReference existingRef = _symKeyMap.Get(sym);
            if (existingRef == null)
            {
                if (sym.meta() != null)
                    sym = (Symbol)sym.withMeta(null);
                k = new Keyword(sym);

                WeakReference wr = new WeakReference(k);
                wr.Target = k;
                existingRef = _symKeyMap.PutIfAbsent(sym, wr);
            }
            if (existingRef == null)
                return k;
            Keyword existingk = (Keyword)existingRef.Target;
            if (existingk != null)
                return existingk;
            // entry died in the interim, do over
            // let's not get confused, remove it.  (else infinite loop).
            _symKeyMap.Remove(sym);
            return intern(sym);
        }
Exemple #7
0
 public static Keyword intern(Symbol sym)
 {
     if (sym.meta() != null)
         sym = (Symbol)sym.withMeta(null);
     // TODO: Analyze this code for improvements
     Keyword k = new Keyword(sym);
     //Keyword existing = _symKeyMap.PutIfAbsent(sym, k);
     //return existing == null ? k : existing;
     WeakReference wr = new WeakReference(k);
     wr.Target = k;
     WeakReference existingRef = _symKeyMap.PutIfAbsent(sym, wr);
     if (existingRef == null)
         return k;
     Keyword existingk = (Keyword)existingRef.Target;
     if (existingk != null)
         return existingk;
     // entry died in the interim, do over
     // let's not get confused, remove it.  (else infinite loop).
     _symKeyMap.Remove(sym);
     return intern(sym);
 }