| /* |
| * 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.test; |
| |
| import java.util.ArrayList; |
| import java.util.List; |
| import java.util.Map.Entry; |
| |
| import org.apache.accumulo.core.cli.ClientOpts; |
| import org.apache.accumulo.core.client.Accumulo; |
| import org.apache.accumulo.core.client.AccumuloClient; |
| import org.apache.accumulo.core.client.MultiTableBatchWriter; |
| import org.apache.accumulo.core.client.MutationsRejectedException; |
| import org.apache.accumulo.core.client.Scanner; |
| import org.apache.accumulo.core.data.Key; |
| import org.apache.accumulo.core.data.Mutation; |
| import org.apache.accumulo.core.data.Value; |
| import org.apache.accumulo.fate.util.UtilWaitThread; |
| import org.apache.hadoop.io.Text; |
| |
| import com.beust.jcommander.Parameter; |
| |
| public class TestMultiTableIngest { |
| |
| static class Opts extends ClientOpts { |
| @Parameter(names = "--readonly", description = "read only") |
| boolean readonly = false; |
| @Parameter(names = "--tables", description = "number of tables to create") |
| int tables = 5; |
| @Parameter(names = "--count", description = "number of entries to create") |
| int count = 10000; |
| @Parameter(names = "--tablePrefix", description = "prefix of the table names") |
| String prefix = "test_"; |
| } |
| |
| private static void readBack(Opts opts, AccumuloClient client, List<String> tableNames) |
| throws Exception { |
| int i = 0; |
| for (String table : tableNames) { |
| // wait for table to exist |
| while (!client.tableOperations().exists(table)) |
| UtilWaitThread.sleep(100); |
| try (Scanner scanner = client.createScanner(table, opts.auths)) { |
| int count = i; |
| for (Entry<Key,Value> elt : scanner) { |
| String expected = String.format("%06d", count); |
| if (!elt.getKey().getRow().toString().equals(expected)) |
| throw new RuntimeException( |
| "entry " + elt + " does not match expected " + expected + " in table " + table); |
| count += tableNames.size(); |
| } |
| i++; |
| } |
| } |
| } |
| |
| public static void main(String[] args) throws Exception { |
| ArrayList<String> tableNames = new ArrayList<>(); |
| |
| Opts opts = new Opts(); |
| opts.parseArgs(TestMultiTableIngest.class.getName(), args); |
| // create the test table within accumulo |
| try (AccumuloClient client = Accumulo.newClient().from(opts.getClientProps()).build()) { |
| for (int i = 0; i < opts.tables; i++) { |
| tableNames.add(String.format(opts.prefix + "%04d", i)); |
| } |
| |
| if (!opts.readonly) { |
| for (String table : tableNames) |
| client.tableOperations().create(table); |
| |
| MultiTableBatchWriter b; |
| try { |
| b = client.createMultiTableBatchWriter(); |
| } catch (Exception e) { |
| throw new RuntimeException(e); |
| } |
| |
| // populate |
| for (int i = 0; i < opts.count; i++) { |
| Mutation m = new Mutation(new Text(String.format("%06d", i))); |
| m.put(new Text("col" + Integer.toString((i % 3) + 1)), new Text("qual"), |
| new Value("junk")); |
| b.getBatchWriter(tableNames.get(i % tableNames.size())).addMutation(m); |
| } |
| try { |
| b.close(); |
| } catch (MutationsRejectedException e) { |
| throw new RuntimeException(e); |
| } |
| } |
| try { |
| readBack(opts, client, tableNames); |
| } catch (Exception e) { |
| throw new RuntimeException(e); |
| } |
| } |
| } |
| |
| } |