Class MemoryViewBackedMapView<T>

  • All Implemented Interfaces:
    java.util.Map<T,​java.lang.Integer>

    public class MemoryViewBackedMapView<T>
    extends java.lang.Object
    implements java.util.Map<T,​java.lang.Integer>
    A partial and read-only Map implementation, mapping elements to multiplicities backed by an IMemoryView.

    Not implemented: write methods.

    Inefficiently implemented: containsValue(Object), values(), entrySet().

    Since:
    2.0
    • Nested Class Summary

      • Nested classes/interfaces inherited from interface java.util.Map

        java.util.Map.Entry<K extends java.lang.Object,​V extends java.lang.Object>
    • Method Summary

      All Methods Instance Methods Concrete Methods 
      Modifier and Type Method Description
      void clear()  
      boolean containsKey​(java.lang.Object key)  
      boolean containsValue​(java.lang.Object value)  
      java.util.Set<java.util.Map.Entry<T,​java.lang.Integer>> entrySet()  
      java.lang.Integer get​(java.lang.Object key)  
      boolean isEmpty()  
      java.util.Set<T> keySet()  
      java.lang.Integer put​(T key, java.lang.Integer value)  
      void putAll​(java.util.Map<? extends T,​? extends java.lang.Integer> m)  
      java.lang.Integer remove​(java.lang.Object key)  
      int size()  
      java.lang.String toString()  
      java.util.Collection<java.lang.Integer> values()  
      • Methods inherited from class java.lang.Object

        clone, equals, finalize, getClass, hashCode, notify, notifyAll, wait, wait, wait
      • Methods inherited from interface java.util.Map

        compute, computeIfAbsent, computeIfPresent, equals, forEach, getOrDefault, hashCode, merge, putIfAbsent, remove, replace, replace, replaceAll
    • Constructor Detail

      • MemoryViewBackedMapView

        protected MemoryViewBackedMapView​(IMemoryView<T> wrapped)
        Parameters:
        wrapped - a memory view whose contents are to be exposed as an element-to-integer map.
    • Method Detail

      • size

        public int size()
        Specified by:
        size in interface java.util.Map<T,​java.lang.Integer>
      • isEmpty

        public boolean isEmpty()
        Specified by:
        isEmpty in interface java.util.Map<T,​java.lang.Integer>
      • containsKey

        public boolean containsKey​(java.lang.Object key)
        Specified by:
        containsKey in interface java.util.Map<T,​java.lang.Integer>
      • containsValue

        public boolean containsValue​(java.lang.Object value)
        Specified by:
        containsValue in interface java.util.Map<T,​java.lang.Integer>
      • put

        public java.lang.Integer put​(T key,
                                     java.lang.Integer value)
        Specified by:
        put in interface java.util.Map<T,​java.lang.Integer>
      • get

        public java.lang.Integer get​(java.lang.Object key)
        Specified by:
        get in interface java.util.Map<T,​java.lang.Integer>
      • remove

        public java.lang.Integer remove​(java.lang.Object key)
        Specified by:
        remove in interface java.util.Map<T,​java.lang.Integer>
      • putAll

        public void putAll​(java.util.Map<? extends T,​? extends java.lang.Integer> m)
        Specified by:
        putAll in interface java.util.Map<T,​java.lang.Integer>
      • clear

        public void clear()
        Specified by:
        clear in interface java.util.Map<T,​java.lang.Integer>
      • keySet

        public java.util.Set<T> keySet()
        Specified by:
        keySet in interface java.util.Map<T,​java.lang.Integer>
      • values

        public java.util.Collection<java.lang.Integer> values()
        Specified by:
        values in interface java.util.Map<T,​java.lang.Integer>
      • entrySet

        public java.util.Set<java.util.Map.Entry<T,​java.lang.Integer>> entrySet()
        Specified by:
        entrySet in interface java.util.Map<T,​java.lang.Integer>
      • toString

        public java.lang.String toString()
        Overrides:
        toString in class java.lang.Object