Package org.dom4j.tree

Class NamespaceCache

  • public class NamespaceCache
extends java.lang.Object

    NamespaceCache caches instances of DefaultNamespace for reuse both across documents and within documents.

    • Field Summary

      Fields 
      Modifier and Type Field Description
      protected static java.util.Map<java.lang.String,java.util.Map<java.lang.String,java.lang.ref.WeakReference<Namespace>>> cache
      Cache of Mapinstances indexed by URI which contain caches of Namespacefor each prefix
      protected static java.util.Map<java.lang.String,java.lang.ref.WeakReference<Namespace>> noPrefixCache
      Cache of Namespaceinstances indexed by URI for default namespaces with no prefixes

    • Constructor Summary

      Constructors 
      Constructor Description
      NamespaceCache()  

    • Method Summary

      All Methods Instance Methods Concrete Methods 
      Modifier and Type Method Description
      protected Namespace createNamespace(java.lang.String prefix, java.lang.String uri)
      A factory method to create Namespaceinstance
      Namespace get(java.lang.String uri)
      DOCUMENT ME!
      Namespace get(java.lang.String prefix, java.lang.String uri)
      DOCUMENT ME!
      protected java.util.Map<java.lang.String,java.lang.ref.WeakReference<Namespace>> getURICache(java.lang.String uri)
      DOCUMENT ME!

      • Methods inherited from class java.lang.Object

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

    • Field Detail

      • cache

        protected static java.util.Map<java.lang.String,java.util.Map<java.lang.String,java.lang.ref.WeakReference<Namespace>>> cache
        Cache of Mapinstances indexed by URI which contain caches of Namespacefor each prefix

      • noPrefixCache

        protected static java.util.Map<java.lang.String,java.lang.ref.WeakReference<Namespace>> noPrefixCache
        Cache of Namespaceinstances indexed by URI for default namespaces with no prefixes

    • Constructor Detail

      • NamespaceCache

        public NamespaceCache()

    • Method Detail

      • get

        public Namespace get(java.lang.String prefix,
                     java.lang.String uri)
        DOCUMENT ME!
        Parameters:
        prefix - DOCUMENT ME!
        uri - DOCUMENT ME!
        Returns:
        the namespace for the given prefix and uri

      • get

        public Namespace get(java.lang.String uri)
        DOCUMENT ME!
        Parameters:
        uri - DOCUMENT ME!
        Returns:
        the name model for the given name and namepsace

      • getURICache

        protected java.util.Map<java.lang.String,java.lang.ref.WeakReference<Namespace>> getURICache(java.lang.String uri)
        DOCUMENT ME!
        Parameters:
        uri - DOCUMENT ME!
        Returns:
        the cache for the given namespace URI. If one does not currently exist it is created.

      • createNamespace

        protected Namespace createNamespace(java.lang.String prefix,
                                    java.lang.String uri)
        A factory method to create Namespaceinstance
        Parameters:
        prefix - DOCUMENT ME!
        uri - DOCUMENT ME!
        Returns:
        a newly created Namespaceinstance.