io.helidon.dbclient.DbClientService Maven / Gradle / Ivy

Go to download

Show more of this group Show more artifacts with this name
Show all versions of helidon-dbclient Show documentation

Helidon Reactive Database Client API

The newest version!

/*
 * Copyright (c) 2019, 2023 Oracle and/or its affiliates.
 *
 * Licensed under the Apache License, Version 2.0 (the "License");
 * you may not use this file except in compliance with the License.
 * You may obtain a copy of the License at
 *
 *     http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 */
package io.helidon.dbclient;

/**
 * Services can modify the data used to execute a statement as well as
 * react on a statement result.
 * 
 * Example of such services: tracing, metrics.
 * 
 * Order of execution of services is based on the order they are registered in a builder, or by their priority when
 * loaded from a Java Service loader
 */
@FunctionalInterface
public interface DbClientService {

    /**
     * Statement execution to be intercepted.
     * This method is called before the statement execution starts.
     *
     * @param context interceptor context
     * @return updated interceptor context
     */
    DbClientServiceContext statement(DbClientServiceContext context);

}