| /* |
| * 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.testing.randomwalk.bulk; |
| |
| import java.util.Arrays; |
| import java.util.Random; |
| |
| import org.apache.accumulo.testing.randomwalk.RandWalkEnv; |
| import org.apache.accumulo.testing.randomwalk.State; |
| import org.apache.hadoop.io.Text; |
| |
| public class Merge extends SelectiveBulkTest { |
| |
| @Override |
| protected void runLater(State state, RandWalkEnv env) throws Exception { |
| Text[] points = getRandomTabletRange(state); |
| log.info("merging " + rangeToString(points)); |
| env.getAccumuloClient().tableOperations().merge(Setup.getTableName(), points[0], points[1]); |
| log.info("merging " + rangeToString(points) + " complete"); |
| } |
| |
| public static String rangeToString(Text[] points) { |
| return "(" + (points[0] == null ? "-inf" : points[0]) + " -> " |
| + (points[1] == null ? "+inf" : points[1]) + "]"; |
| } |
| |
| public static Text getRandomRow(Random rand) { |
| return new Text( |
| String.format(BulkPlusOne.FMT, (rand.nextLong() & 0x7fffffffffffffffl) % BulkPlusOne.LOTS)); |
| } |
| |
| public static Text[] getRandomTabletRange(State state) { |
| Random rand = (Random) state.get("rand"); |
| Text points[] = {getRandomRow(rand), getRandomRow(rand),}; |
| Arrays.sort(points); |
| if (rand.nextInt(10) == 0) { |
| points[0] = null; |
| } |
| if (rand.nextInt(10) == 0) { |
| points[1] = null; |
| } |
| if (rand.nextInt(20) == 0) { |
| points[0] = null; |
| points[1] = null; |
| } |
| return points; |
| } |
| |
| } |