Application: gvSIG desktop

import org.exolab.castor.xml.validators.*;

        //-- _position

        desc = new org.exolab.castor.xml.util.XMLFieldDescriptorImpl(java.lang.String.class, "_position", "position", org.exolab.castor.xml.NodeType.Attribute);

        desc.setImmutable(true);

        handler = (new org.exolab.castor.xml.XMLFieldHandler() {

            public java.lang.Object getValue( java.lang.Object object ) 

                throws IllegalStateException

            {

                ActionTool target = (ActionTool) object;

                return target.getPosition();

            }

            public void setValue( java.lang.Object object, java.lang.Object value) 

                throws IllegalStateException, IllegalArgumentException

            {

                try {

                    ActionTool target = (ActionTool) object;

                    target.setPosition( (java.lang.String) value);

                }

                catch (java.lang.Exception ex) {

                    throw new IllegalStateException(ex.toString());

                }

            }

            public java.lang.Object newInstance( java.lang.Object parent ) {

                return null;

            }

        } );

        desc.setHandler(handler);

        addFieldDescriptor(desc);

        //-- validation code for: _position

        fieldValidator = new org.exolab.castor.xml.FieldValidator();

        { //-- local scope

            StringValidator typeValidator = new StringValidator();

            typeValidator.setWhiteSpace("preserve");

            fieldValidator.setValidator(typeValidator);

        }

        desc.setValidator(fieldValidator);