| /* |
| * 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 static org.junit.Assert.assertEquals; |
| import static org.junit.Assert.assertFalse; |
| import static org.junit.Assert.assertTrue; |
| |
| import java.util.Iterator; |
| import java.util.Map.Entry; |
| |
| import org.apache.accumulo.core.client.Accumulo; |
| import org.apache.accumulo.core.client.AccumuloClient; |
| import org.apache.accumulo.core.client.BatchWriter; |
| import org.apache.accumulo.core.client.IteratorSetting; |
| 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.core.iterators.user.IntersectingIterator; |
| import org.apache.accumulo.core.security.Authorizations; |
| import org.apache.accumulo.harness.AccumuloClusterHarness; |
| import org.apache.hadoop.io.Text; |
| import org.junit.Test; |
| |
| public class IsolationAndDeepCopyIT extends AccumuloClusterHarness { |
| |
| @Test |
| public void testBugFix() throws Exception { |
| // test bug fox for ACCUMULO-3977 |
| |
| String table = super.getUniqueNames(1)[0]; |
| try (AccumuloClient client = Accumulo.newClient().from(getClientProps()).build()) { |
| |
| client.tableOperations().create(table); |
| |
| try (BatchWriter bw = client.createBatchWriter(table)) { |
| addDocument(bw, "000A", "dog", "cat", "hamster", "iguana", "the"); |
| addDocument(bw, "000B", "java", "perl", "C++", "pascal", "the"); |
| addDocument(bw, "000C", "chrome", "firefox", "safari", "opera", "the"); |
| addDocument(bw, "000D", "logarithmic", "quadratic", "linear", "exponential", "the"); |
| } |
| |
| // its a bug when using rfiles, so flush |
| client.tableOperations().flush(table, null, null, true); |
| |
| IteratorSetting iterCfg = |
| new IteratorSetting(30, "ayeaye", IntersectingIterator.class.getName()); |
| IntersectingIterator.setColumnFamilies(iterCfg, |
| new Text[] {new Text("the"), new Text("hamster")}); |
| |
| try (Scanner scanner = client.createScanner(table, Authorizations.EMPTY)) { |
| scanner.enableIsolation(); |
| scanner.addScanIterator(iterCfg); |
| |
| for (int i = 0; i < 100; i++) { |
| Iterator<Entry<Key,Value>> iter = scanner.iterator(); |
| assertTrue(iter.hasNext()); |
| assertEquals("000A", iter.next().getKey().getColumnQualifierData().toString()); |
| assertFalse(iter.hasNext()); |
| } |
| } |
| } |
| } |
| |
| private void addDocument(BatchWriter bw, String docId, String... terms) |
| throws MutationsRejectedException { |
| Mutation m = new Mutation(String.format("%04d", docId.hashCode() % 10)); |
| for (String term : terms) { |
| m.put(term, docId, ""); |
| } |
| |
| bw.addMutation(m); |
| } |
| } |