mikewalch commented on a change in pull request #549: ACCUMULO-4074 Added support for multiple scan executors URL: https://github.com/apache/accumulo/pull/549#discussion_r200712731
########## File path: core/src/main/java/org/apache/accumulo/core/spi/scan/ScanDispatcher.java ########## @@ -0,0 +1,52 @@ +/* + * Licensed to the Apache Software Foundation (ASF) under one or more + * contributor license agreements. See the NOTICE file distributed with + * this work for additional information regarding copyright ownership. + * The ASF licenses this file to You 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 org.apache.accumulo.core.spi.scan; + +import java.util.Map; + +import com.google.common.base.Preconditions; + +/** + * A per table scan dispatcher that decides which executor should be used to processes a scan. For + * information about configuring, find the documentation for the {@code table.scan.dispatcher} and + * {@code table.scan.dispatcher.opts.} properties. + * + * @since 2.0.0 + */ +public interface ScanDispatcher { + /** + * This method is called once after a ScanDispatcher is instantiated. + * + * @param options + * The configured options. For example if the table properties + * {@code table.scan.dispatcher.opts.p1=abc} and + * {@code table.scan.dispatcher.opts.p9=123} were set, then this map would contain + * {@code p1=abc} and {@code p9=123}. + */ + public default void init(Map<String,String> options) { Review comment: public is redundant ---------------------------------------------------------------- This is an automated message from the Apache Git Service. To respond to the message, please log on GitHub and use the URL above to go to the specific comment. For queries about this service, please contact Infrastructure at: [email protected] With regards, Apache Git Services
