package grid

import (
	"errors"
	"fmt"
)

var (
	// ErrUnknownHandler is returned when an unknown handler is requested.
	ErrUnknownHandler = errors.New("unknown mux handler")

	// ErrHandlerAlreadyExists is returned when a handler is already registered.
	ErrHandlerAlreadyExists = errors.New("mux handler already exists")

	// ErrIncorrectSequence is returned when an out-of-sequence item is received.

        return handler != null
                ? new DefaultArtifactType(
                        id,
                        handler.getExtension(),
                        handler.getClassifier(),
                        handler.getLanguage(),
                        handler.isAddedToClasspath(),
                        handler.isIncludesDependencies())
                : null;

// need a sample HTTP request to be sent as argument so that the relevant handler is called, the handler registration is expected
// to be done since its called from within the API handler tests, the reference to the registered HTTP handler has to be sent
// as an argument.
func ExecObjectLayerAPINilTest(t TestErrHandler, bucketName, objectName, instanceType string, apiRouter http.Handler, req *http.Request) {

	// Register distributed namespace lock routers.
	registerLockRESTHandlers(lockGrid)

	// Add lock grid to router
	router.Handle(grid.RouteLockPath, adminMiddleware(lockGrid.Handler(storageServerRequestValidate), noGZFlag, noObjLayerFlag))

	// Add grid to router
	router.Handle(grid.RoutePath, adminMiddleware(commonGrid.Handler(storageServerRequestValidate), noGZFlag, noObjLayerFlag))
}

     * @param handler
     *            The SAX {@link DefaultHandler} to use. Must not be {@literal null}.
     */
    public static void parse(final SAXParser parser, final InputSource inputSource, final DefaultHandler handler) {
        assertArgumentNotNull("parser", parser);
        assertArgumentNotNull("inputSource", inputSource);
        assertArgumentNotNull("handler", handler);

        try {

 * This handler automatically registers itself for origins configured in the system
 * and applies standard CORS headers based on the application configuration.
 */
public class DefaultCorsHandler extends CorsHandler {

    /**
     * Creates a new instance of DefaultCorsHandler.
     * This constructor initializes the default CORS handler for applying

* the form parameter
* the function parameter

* the event
* the startup event
* the startup of the server
* the shutdown event
* the lifespan event

* the handler
* the event handler
* the exception handler
* to handle

* the model
* the Pydantic model
* the data model
* the database model
* the form model
* the model object

* the class
* the base class

                docMeta.primaryTerm(hit.getPrimaryTerm());
                handler.handle(entity);
            });

            return !handler.isBreakCursor();
        });
    }

    protected <RESULT extends ENTITY> void delegateSelectBulk(final ConditionBean cb, final EntityRowHandler<List<RESULT>> handler,
            final Class<? extends RESULT> entityType) {
        assertCBStateValid(cb);

            return baseQuery;
        }
        return baseQuery + " sort:" + sortField;
    }

    /**
     * Appends a query string to the query buffer with proper formatting.
     * Handles OR operators and wraps complex queries in parentheses when necessary.
     *
     * @param queryBuf the StringBuilder to append to
     * @param query the query string to append
     */

	logger.FatalIf(lockRPCRefresh.Register(gm, lockServer.RefreshHandler), "unable to register handler")
	logger.FatalIf(lockRPCLock.Register(gm, lockServer.LockHandler), "unable to register handler")
	logger.FatalIf(lockRPCUnlock.Register(gm, lockServer.UnlockHandler), "unable to register handler")