Package de.intarsys.tools.attribute

Class AttributeMap

  • All Implemented Interfaces:
    IAttributeSupport
    public final class AttributeMap
extends java.lang.Object
implements IAttributeSupport
    A default implementation for IAttributeSupport. The API is "doubled" to be usable as a simple replacement for a Map.

    The keys are looked up using object identity!

    • Method Summary

      All Methods Instance Methods Concrete Methods 
      Modifier and Type Method Description
      void clear()  
      java.lang.Object get​(java.lang.Object key)  
      java.lang.Object getAttribute​(java.lang.Object key)
      Get an attribute value from the context
      java.lang.Object[] getKeys()
      The keys used in this attribute lookup map.
      java.lang.Object put​(java.lang.Object key, java.lang.Object o)  
      java.lang.Object remove​(java.lang.Object key)  
      java.lang.Object removeAttribute​(java.lang.Object key)
      Remove an attribute binding in the context
      java.lang.Object setAttribute​(java.lang.Object key, java.lang.Object value)
      Set the value of an attribute in the context

      • Methods inherited from class java.lang.Object

        clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

    • Constructor Detail

      • AttributeMap

        public AttributeMap()

      • AttributeMap

        public AttributeMap​(int initialCapacity)

    • Method Detail

      • clear

        public void clear()

      • get

        public java.lang.Object get​(java.lang.Object key)

      • getAttribute

        public java.lang.Object getAttribute​(java.lang.Object key)
        Description copied from interface: IAttributeSupport
        Get an attribute value from the context
        Specified by:
        getAttribute in interface IAttributeSupport
        Parameters:
        key - the name of the attribute to get
        Returns:
        The value of the attribute key

      • getKeys

        public java.lang.Object[] getKeys()
        The keys used in this attribute lookup map.

        !! This is not intended to be published to client code, as this would compromise IAttributeSupport security !!

        Returns:
        The keys used in this attribute lookup map.

      • put

        public java.lang.Object put​(java.lang.Object key,
                            java.lang.Object o)

      • remove

        public java.lang.Object remove​(java.lang.Object key)

      • removeAttribute

        public java.lang.Object removeAttribute​(java.lang.Object key)
        Description copied from interface: IAttributeSupport
        Remove an attribute binding in the context
        Specified by:
        removeAttribute in interface IAttributeSupport
        Parameters:
        key - the name of the attribute to remove
        Returns:
        The previously associated value for key

      • setAttribute

        public java.lang.Object setAttribute​(java.lang.Object key,
                                     java.lang.Object value)
        Description copied from interface: IAttributeSupport
        Set the value of an attribute in the context
        Specified by:
        setAttribute in interface IAttributeSupport
        Parameters:
        key - the name of the attribute to set
        value - the new value the attribute
        Returns:
        The previously associated value for key