openapi/src/com/intellij/util/xml/ClassChooserManager.java

   1 /*
   2  * Copyright (c) 2005 Your Corporation. All Rights Reserved.
   3  */
   4 package com.intellij.util.xml;
   5
   6 import com.intellij.psi.xml.XmlTag;
   7
   8 import java.util.HashMap;
   9 import java.util.Map;
  10
  11 /**
  12  * @author peter
  13  */
  14 public class ClassChooserManager {
  15   private static final Map<Class, ClassChooser> ourClassChoosers = new HashMap<Class, ClassChooser>();
  16
  17   public static ClassChooser getClassChooser(final Class aClass) {
  18     final ClassChooser classChooser = ourClassChoosers.get(aClass);
  19     return classChooser != null ? classChooser : new ClassChooser() {
  20       public Class chooseClass(final XmlTag tag) {
  21         return aClass;
  22       }
  23
  24       public void distinguishTag(final XmlTag tag, final Class aClass) {
  25       }
  26     };
  27   }
  28
  29   public static <T extends DomElement> void registerClassChooser(final Class<T> aClass, final ClassChooser<T> classChooser) {
  30     ourClassChoosers.put(aClass, classChooser);
  31   }
  32
  33   public static <T extends DomElement> void unregisterClassChooser(Class<T> aClass) {
  34     ourClassChoosers.remove(aClass);
  35   }
  36 }