// This Source Code is in the Public Domain per: http://unlicense.org
package org.litesoft.GWT.forms.server;

public interface FormAccessControl
{
    enum Field
    {
        ViewOnly,
        ViewHide,
        EditHide,
        Editable,
    }

    public FormAccessControl addContext( String pRootType );

    public FormAccessControl addInstanceContext( Object pInstance );

    public boolean allowAction( String pActionID );

    public Field getFieldControl( String pAttributeLocalReference );

    public static final FormAccessControl NULL = new FormAccessControl()
    {
        public FormAccessControl addContext( String pRootType )
        {
            return this;
        }

        public FormAccessControl addInstanceContext( Object pInstance )
        {
            return this;
        }

        public boolean allowAction( String pActionID )
        {
            return true;
        }

        public Field getFieldControl( String pAttributeLocalReference )
        {
            return Field.Editable;
        }
    };
}