Source code: javax/ide/model/spi/XMLRootElementRecognizer.java

   package javax.ide.model.spi;
   
   import java.util.Collection;
   import java.util.Collections;
   import java.util.HashSet;
   import javax.ide.extension.ElementName;
   import javax.ide.util.MetaClass;
   
   /**
   * Information about how to recognize an XML document by its root element.
   */
  public final class XMLRootElementRecognizer extends SuffixRecognizer
  {
    private Collection _rootElements = new HashSet();
    
    public XMLRootElementRecognizer( MetaClass documentClass )
    {
      super( documentClass );    
    }
    
    public void addRootElement( ElementName elementName )
    {
      _rootElements.add( elementName );
    }
    
    public Collection getSuffixes()
    {
      Collection suffixes = super.getSuffixes();
      if ( suffixes.isEmpty() )
      {
        return Collections.singleton( ".xml" );
      }
      return suffixes;
    }
    
    public Collection getRootElements()
    {
      return Collections.unmodifiableCollection( _rootElements );
    }
  }