Package helma.util

Class WrappedMap

  • All Implemented Interfaces:
    java.util.Map
    Direct Known Subclasses:
    CopyOnWriteMap

    public class WrappedMap
    extends java.lang.Object
    implements java.util.Map
    A Map that wraps another map. We use this class to be able to wrap maps as native objects within a scripting engine rather than exposing them through Java reflection. Additionally, instances of this class can be set to readonly so that the original map can't be modified.
    • 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>
    • Field Summary

      Fields 
      Modifier and Type Field Description
      protected boolean readonly  
      protected java.util.Map wrapped  
    • Constructor Summary

      Constructors 
      Constructor Description
      WrappedMap​(java.util.Map map)
      Constructor
      WrappedMap​(java.util.Map map, boolean readonly)
      Constructor
    • 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 entrySet()  
      boolean equals​(java.lang.Object o)  
      java.lang.Object get​(java.lang.Object key)  
      int hashCode()  
      boolean isEmpty()  
      boolean isReadonly()
      Is this map readonly?
      java.util.Set keySet()  
      java.lang.Object put​(java.lang.Object key, java.lang.Object value)  
      void putAll​(java.util.Map t)  
      java.lang.Object remove​(java.lang.Object key)  
      void setReadonly​(boolean readonly)
      Set the readonly flag on or off
      int size()  
      java.lang.String toString()  
      java.util.Collection values()  
      • Methods inherited from class java.lang.Object

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

        compute, computeIfAbsent, computeIfPresent, forEach, getOrDefault, merge, putIfAbsent, remove, replace, replace, replaceAll
    • Field Detail

      • wrapped

        protected java.util.Map wrapped
      • readonly

        protected boolean readonly
    • Constructor Detail

      • WrappedMap

        public WrappedMap​(java.util.Map map)
        Constructor
      • WrappedMap

        public WrappedMap​(java.util.Map map,
                          boolean readonly)
        Constructor
    • Method Detail

      • setReadonly

        public void setReadonly​(boolean readonly)
        Set the readonly flag on or off
      • isReadonly

        public boolean isReadonly()
        Is this map readonly?
      • size

        public int size()
        Specified by:
        size in interface java.util.Map
      • isEmpty

        public boolean isEmpty()
        Specified by:
        isEmpty in interface java.util.Map
      • containsKey

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

        public boolean containsValue​(java.lang.Object value)
        Specified by:
        containsValue in interface java.util.Map
      • get

        public java.lang.Object get​(java.lang.Object key)
        Specified by:
        get in interface java.util.Map
      • put

        public java.lang.Object put​(java.lang.Object key,
                                    java.lang.Object value)
        Specified by:
        put in interface java.util.Map
      • remove

        public java.lang.Object remove​(java.lang.Object key)
        Specified by:
        remove in interface java.util.Map
      • putAll

        public void putAll​(java.util.Map t)
        Specified by:
        putAll in interface java.util.Map
      • clear

        public void clear()
        Specified by:
        clear in interface java.util.Map
      • keySet

        public java.util.Set keySet()
        Specified by:
        keySet in interface java.util.Map
      • values

        public java.util.Collection values()
        Specified by:
        values in interface java.util.Map
      • entrySet

        public java.util.Set entrySet()
        Specified by:
        entrySet in interface java.util.Map
      • equals

        public boolean equals​(java.lang.Object o)
        Specified by:
        equals in interface java.util.Map
        Overrides:
        equals in class java.lang.Object
      • hashCode

        public int hashCode()
        Specified by:
        hashCode in interface java.util.Map
        Overrides:
        hashCode in class java.lang.Object
      • toString

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