Added ErrorSummaryFactory for fault management

package net.ivoa.xml.uws.v1;

public class ErrorSummaryFactory {

    public static ErrorSummary newErrorSummary(VOSpaceFault error)

    {

        ErrorSummary result = new ErrorSummary();

        result.setMessage(error.getFaultRepresentation());

        result.setType(error.getType());

        // Set to false since /error endpoint is not supported yet

        result.setHasDetail(false);

        return result;        

    }

    // NFC: ErrorType usage is not covered in documentation, as far as I can see

    // these are tentative default values.    

    public enum VOSpaceFault {

        // pushto

        OPERATION_NOT_SUPPORTED("OperationNotSupported", ErrorType.FATAL),

        INTERNAL_FAULT("InternalFault", ErrorType.TRANSIENT),

        PERMISSION_DENIED("PermissionDenied", ErrorType.FATAL),

        VIEW_NOT_SUPPORTED("ViewNotSupported", ErrorType.FATAL),

        PROTOCOL_NOT_SUPPORTED("ProtocolNotSupported", ErrorType.FATAL),

        INVALID_ARGUMENT("InvalidArgument", ErrorType.FATAL),

        NODE_BUSY("NodeBusy", ErrorType.TRANSIENT),

        // additional for pullto

        INVALID_URI("InvalidURI", ErrorType.FATAL),

        INVALID_DATA("InvalidData", ErrorType.FATAL),

        // additional for pullfrom

        NODE_NOT_FOUND("NodeNotFound", ErrorType.FATAL),

        // additional for pushfrom

        TRANSFER_FAILED("TransferFailed", ErrorType.FATAL),

        // additional for movenode/copynode

        DUPLICATE_NODE("DuplicateNode", ErrorType.FATAL);

        private final String faultRepresentation;

        private final ErrorType type;

        private VOSpaceFault(String faultRepresentation, ErrorType type)

        {

            this.faultRepresentation = faultRepresentation;

            this.type = type;

        }

        public String getFaultRepresentation()

        {

            return this.faultRepresentation;

        }

        public ErrorType getType()

        {

            return this.type;

        }

    }

}