//$Header: /home/deegree/jail/deegreerepository/deegree/src/org/deegree/framework/xml/schema/TypeReference.java,v 1.8 2006/08/29 19:54:14 poth Exp $
/*---------------- FILE HEADER ------------------------------------------
This file is part of deegree.
Copyright (C) 2001-2006 by:
EXSE, Department of Geography, University of Bonn
http://www.giub.uni-bonn.de/deegree/
lat/lon GmbH
http://www.lat-lon.de
This library is free software; you can redistribute it and/or
modify it under the terms of the GNU Lesser General Public
License as published by the Free Software Foundation; either
version 2.1 of the License, or (at your option) any later version.
This library is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
Lesser General Public License for more details.
You should have received a copy of the GNU Lesser General Public
License along with this library; if not, write to the Free Software
Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
Contact:
Andreas Poth
lat/lon GmbH
Aennchenstraße 19
53177 Bonn
Germany
E-Mail: poth@lat-lon.de
Prof. Dr. Klaus Greve
Department of Geography
University of Bonn
Meckenheimer Allee 166
53115 Bonn
Germany
E-Mail: greve@giub.uni-bonn.de
---------------------------------------------------------------------------*/
package org.deegree.framework.xml.schema;
import org.deegree.datatypes.QualifiedName;
/**
* Represents a type reference. The reference may be resolved or not. If it is resolved, the
* referenced <code>TypeDeclaration</code> is accessible, otherwise only the name of the type is
* available.
*
* @author <a href="mailto:schneider@lat-lon.de">Markus Schneider </a>
*
* @author last edited by: $Author: poth $
*
* @version $Revision: 1.8 $, $Date: 2006/08/29 19:54:14 $
*
* @since 2.0
*/
public class TypeReference {
private QualifiedName typeName;
private TypeDeclaration declaration;
private boolean isResolved;
/**
* Creates an unresolved <code>TypeReference</code>.
*
* @param typeDeclaration
*/
public TypeReference( QualifiedName typeName ) {
this.typeName = typeName;
}
/**
* Creates an anonymous (inline) <code>TypeReference</code>.
*
* @param typeDeclaration
*/
public TypeReference( TypeDeclaration declaration ) {
this.declaration = declaration;
}
public QualifiedName getName() {
return this.typeName;
}
public boolean isResolved () {
return this.isResolved;
}
public TypeDeclaration getTypeDeclaration() {
return this.declaration;
}
/**
* Returns whether this <code>TypeReference</code> is anynoums (unnamed) or not.
*
* @return true, if this reference is anonymous, false otherwise
*/
public boolean isAnonymous() {
return this.typeName == null;
}
public void resolve( TypeDeclaration declaration ) {
if ( isResolved() ) {
throw new RuntimeException( "TypeReference to type '"
+ typeName + "' has already been resolved." );
}
this.declaration = declaration;
this.isResolved = true;
}
public void resolve() {
if ( isResolved() ) {
throw new RuntimeException( "TypeReference to type '"
+ typeName + "' has already been resolved." );
}
this.isResolved = true;
}
}
/* ********************************************************************
Changes to this class. What the people have been up to:
$Log: TypeReference.java,v $
Revision 1.8 2006/08/29 19:54:14 poth
footer corrected
Revision 1.7 2006/08/24 06:39:17 poth
File header corrected
Revision 1.6 2006/07/12 14:46:16 poth
comment footer added
********************************************************************** */