/**
* 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.hadoop.hbase.client;
import static org.junit.Assert.assertArrayEquals;
import static org.junit.Assert.assertEquals;
import static org.junit.Assert.assertFalse;
import static org.junit.Assert.assertNull;
import static org.junit.Assert.assertTrue;
import java.io.IOException;
import java.io.UncheckedIOException;
import java.util.Arrays;
import java.util.List;
import java.util.concurrent.ArrayBlockingQueue;
import java.util.concurrent.BlockingQueue;
import java.util.concurrent.CountDownLatch;
import java.util.concurrent.ExecutionException;
import java.util.concurrent.ForkJoinPool;
import java.util.concurrent.atomic.AtomicInteger;
import java.util.concurrent.atomic.AtomicLong;
import java.util.function.Supplier;
import java.util.stream.IntStream;
import org.apache.commons.io.IOUtils;
import org.apache.hadoop.hbase.HBaseTestingUtility;
import org.apache.hadoop.hbase.TableName;
import org.apache.hadoop.hbase.testclassification.ClientTests;
import org.apache.hadoop.hbase.testclassification.MediumTests;
import org.apache.hadoop.hbase.util.Bytes;
import org.apache.hadoop.hbase.util.Pair;
import org.junit.AfterClass;
import org.junit.Before;
import org.junit.BeforeClass;
import org.junit.Rule;
import org.junit.Test;
import org.junit.experimental.categories.Category;
import org.junit.rules.TestName;
import org.junit.runner.RunWith;
import org.junit.runners.Parameterized;
import org.junit.runners.Parameterized.Parameter;
import org.junit.runners.Parameterized.Parameters;
@RunWith(Parameterized.class)
@Category({ MediumTests.class, ClientTests.class })
public class TestAsyncTable {
private static final HBaseTestingUtility TEST_UTIL = new HBaseTestingUtility();
private static TableName TABLE_NAME = TableName.valueOf("async");
private static byte[] FAMILY = Bytes.toBytes("cf");
private static byte[] QUALIFIER = Bytes.toBytes("cq");
private static byte[] VALUE = Bytes.toBytes("value");
private static AsyncConnection ASYNC_CONN;
@Rule
public TestName testName = new TestName();
private byte[] row;
@Parameter
public Supplier<AsyncTableBase> getTable;
private static RawAsyncTable getRawTable() {
return ASYNC_CONN.getRawTable(TABLE_NAME);
}
private static AsyncTable getTable() {
return ASYNC_CONN.getTable(TABLE_NAME, ForkJoinPool.commonPool());
}
@Parameters
public static List<Object[]> params() {
return Arrays.asList(new Supplier<?>[] { TestAsyncTable::getRawTable },
new Supplier<?>[] { TestAsyncTable::getTable });
}
@BeforeClass
public static void setUpBeforeClass() throws Exception {
TEST_UTIL.startMiniCluster(1);
TEST_UTIL.createTable(TABLE_NAME, FAMILY);
TEST_UTIL.waitTableAvailable(TABLE_NAME);
ASYNC_CONN = ConnectionFactory.createAsyncConnection(TEST_UTIL.getConfiguration()).get();
}
@AfterClass
public static void tearDownAfterClass() throws Exception {
IOUtils.closeQuietly(ASYNC_CONN);
TEST_UTIL.shutdownMiniCluster();
}
@Before
public void setUp() throws IOException, InterruptedException {
row = Bytes.toBytes(testName.getMethodName().replaceAll("[^0-9A-Za-z]", "_"));
}
@Test
public void testSimple() throws Exception {
AsyncTableBase table = getTable.get();
table.put(new Put(row).addColumn(FAMILY, QUALIFIER, VALUE)).get();
assertTrue(table.exists(new Get(row).addColumn(FAMILY, QUALIFIER)).get());
Result result = table.get(new Get(row).addColumn(FAMILY, QUALIFIER)).get();
assertArrayEquals(VALUE, result.getValue(FAMILY, QUALIFIER));
table.delete(new Delete(row)).get();
result = table.get(new Get(row).addColumn(FAMILY, QUALIFIER)).get();
assertTrue(result.isEmpty());
assertFalse(table.exists(new Get(row).addColumn(FAMILY, QUALIFIER)).get());
}
private byte[] concat(byte[] base, int index) {
return Bytes.toBytes(Bytes.toString(base) + "-" + index);
}
@Test
public void testSimpleMultiple() throws Exception {
AsyncTableBase table = getTable.get();
int count = 100;
CountDownLatch putLatch = new CountDownLatch(count);
IntStream.range(0, count).forEach(
i -> table.put(new Put(concat(row, i)).addColumn(FAMILY, QUALIFIER, concat(VALUE, i)))
.thenAccept(x -> putLatch.countDown()));
putLatch.await();
BlockingQueue<Boolean> existsResp = new ArrayBlockingQueue<>(count);
IntStream.range(0, count)
.forEach(i -> table.exists(new Get(concat(row, i)).addColumn(FAMILY, QUALIFIER))
.thenAccept(x -> existsResp.add(x)));
for (int i = 0; i < count; i++) {
assertTrue(existsResp.take());
}
BlockingQueue<Pair<Integer, Result>> getResp = new ArrayBlockingQueue<>(count);
IntStream.range(0, count)
.forEach(i -> table.get(new Get(concat(row, i)).addColumn(FAMILY, QUALIFIER))
.thenAccept(x -> getResp.add(Pair.newPair(i, x))));
for (int i = 0; i < count; i++) {
Pair<Integer, Result> pair = getResp.take();
assertArrayEquals(concat(VALUE, pair.getFirst()),
pair.getSecond().getValue(FAMILY, QUALIFIER));
}
CountDownLatch deleteLatch = new CountDownLatch(count);
IntStream.range(0, count).forEach(
i -> table.delete(new Delete(concat(row, i))).thenAccept(x -> deleteLatch.countDown()));
deleteLatch.await();
IntStream.range(0, count)
.forEach(i -> table.exists(new Get(concat(row, i)).addColumn(FAMILY, QUALIFIER))
.thenAccept(x -> existsResp.add(x)));
for (int i = 0; i < count; i++) {
assertFalse(existsResp.take());
}
IntStream.range(0, count)
.forEach(i -> table.get(new Get(concat(row, i)).addColumn(FAMILY, QUALIFIER))
.thenAccept(x -> getResp.add(Pair.newPair(i, x))));
for (int i = 0; i < count; i++) {
Pair<Integer, Result> pair = getResp.take();
assertTrue(pair.getSecond().isEmpty());
}
}
@Test
public void testIncrement() throws InterruptedException, ExecutionException {
AsyncTableBase table = getTable.get();
int count = 100;
CountDownLatch latch = new CountDownLatch(count);
AtomicLong sum = new AtomicLong(0L);
IntStream.range(0, count)
.forEach(i -> table.incrementColumnValue(row, FAMILY, QUALIFIER, 1).thenAccept(x -> {
sum.addAndGet(x);
latch.countDown();
}));
latch.await();
assertEquals(count, Bytes.toLong(
table.get(new Get(row).addColumn(FAMILY, QUALIFIER)).get().getValue(FAMILY, QUALIFIER)));
assertEquals((1 + count) * count / 2, sum.get());
}
@Test
public void testAppend() throws InterruptedException, ExecutionException {
AsyncTableBase table = getTable.get();
int count = 10;
CountDownLatch latch = new CountDownLatch(count);
char suffix = ':';
AtomicLong suffixCount = new AtomicLong(0L);
IntStream.range(0, count).forEachOrdered(
i -> table.append(new Append(row).add(FAMILY, QUALIFIER, Bytes.toBytes("" + i + suffix)))
.thenAccept(r -> {
suffixCount.addAndGet(Bytes.toString(r.getValue(FAMILY, QUALIFIER)).chars()
.filter(x -> x == suffix).count());
latch.countDown();
}));
latch.await();
assertEquals((1 + count) * count / 2, suffixCount.get());
String value = Bytes.toString(
table.get(new Get(row).addColumn(FAMILY, QUALIFIER)).get().getValue(FAMILY, QUALIFIER));
int[] actual = Arrays.asList(value.split("" + suffix)).stream().mapToInt(Integer::parseInt)
.sorted().toArray();
assertArrayEquals(IntStream.range(0, count).toArray(), actual);
}
@Test
public void testCheckAndPut() throws InterruptedException, ExecutionException {
AsyncTableBase table = getTable.get();
AtomicInteger successCount = new AtomicInteger(0);
AtomicInteger successIndex = new AtomicInteger(-1);
int count = 10;
CountDownLatch latch = new CountDownLatch(count);
IntStream.range(0, count).forEach(i -> table.checkAndPut(row, FAMILY, QUALIFIER, null,
new Put(row).addColumn(FAMILY, QUALIFIER, concat(VALUE, i))).thenAccept(x -> {
if (x) {
successCount.incrementAndGet();
successIndex.set(i);
}
latch.countDown();
}));
latch.await();
assertEquals(1, successCount.get());
String actual = Bytes.toString(table.get(new Get(row)).get().getValue(FAMILY, QUALIFIER));
assertTrue(actual.endsWith(Integer.toString(successIndex.get())));
}
@Test
public void testCheckAndDelete() throws InterruptedException, ExecutionException {
AsyncTableBase table = getTable.get();
int count = 10;
CountDownLatch putLatch = new CountDownLatch(count + 1);
table.put(new Put(row).addColumn(FAMILY, QUALIFIER, VALUE)).thenRun(() -> putLatch.countDown());
IntStream.range(0, count)
.forEach(i -> table.put(new Put(row).addColumn(FAMILY, concat(QUALIFIER, i), VALUE))
.thenRun(() -> putLatch.countDown()));
putLatch.await();
AtomicInteger successCount = new AtomicInteger(0);
AtomicInteger successIndex = new AtomicInteger(-1);
CountDownLatch deleteLatch = new CountDownLatch(count);
IntStream.range(0, count).forEach(i -> table
.checkAndDelete(row, FAMILY, QUALIFIER, VALUE,
new Delete(row).addColumn(FAMILY, QUALIFIER).addColumn(FAMILY, concat(QUALIFIER, i)))
.thenAccept(x -> {
if (x) {
successCount.incrementAndGet();
successIndex.set(i);
}
deleteLatch.countDown();
}));
deleteLatch.await();
assertEquals(1, successCount.get());
Result result = table.get(new Get(row)).get();
IntStream.range(0, count).forEach(i -> {
if (i == successIndex.get()) {
assertFalse(result.containsColumn(FAMILY, concat(QUALIFIER, i)));
} else {
assertArrayEquals(VALUE, result.getValue(FAMILY, concat(QUALIFIER, i)));
}
});
}
@Test
public void testMutateRow() throws InterruptedException, ExecutionException, IOException {
AsyncTableBase table = getTable.get();
RowMutations mutation = new RowMutations(row);
mutation.add(new Put(row).addColumn(FAMILY, concat(QUALIFIER, 1), VALUE));
table.mutateRow(mutation).get();
Result result = table.get(new Get(row)).get();
assertArrayEquals(VALUE, result.getValue(FAMILY, concat(QUALIFIER, 1)));
mutation = new RowMutations(row);
mutation.add(new Delete(row).addColumn(FAMILY, concat(QUALIFIER, 1)));
mutation.add(new Put(row).addColumn(FAMILY, concat(QUALIFIER, 2), VALUE));
table.mutateRow(mutation).get();
result = table.get(new Get(row)).get();
assertNull(result.getValue(FAMILY, concat(QUALIFIER, 1)));
assertArrayEquals(VALUE, result.getValue(FAMILY, concat(QUALIFIER, 2)));
}
@Test
public void testCheckAndMutate() throws InterruptedException, ExecutionException {
AsyncTableBase table = getTable.get();
int count = 10;
CountDownLatch putLatch = new CountDownLatch(count + 1);
table.put(new Put(row).addColumn(FAMILY, QUALIFIER, VALUE)).thenRun(() -> putLatch.countDown());
IntStream.range(0, count)
.forEach(i -> table.put(new Put(row).addColumn(FAMILY, concat(QUALIFIER, i), VALUE))
.thenRun(() -> putLatch.countDown()));
putLatch.await();
AtomicInteger successCount = new AtomicInteger(0);
AtomicInteger successIndex = new AtomicInteger(-1);
CountDownLatch mutateLatch = new CountDownLatch(count);
IntStream.range(0, count).forEach(i -> {
RowMutations mutation = new RowMutations(row);
try {
mutation.add(new Delete(row).addColumn(FAMILY, QUALIFIER));
mutation.add(new Put(row).addColumn(FAMILY, concat(QUALIFIER, i), concat(VALUE, i)));
} catch (IOException e) {
throw new UncheckedIOException(e);
}
table.checkAndMutate(row, FAMILY, QUALIFIER, VALUE, mutation).thenAccept(x -> {
if (x) {
successCount.incrementAndGet();
successIndex.set(i);
}
mutateLatch.countDown();
});
});
mutateLatch.await();
assertEquals(1, successCount.get());
Result result = table.get(new Get(row)).get();
IntStream.range(0, count).forEach(i -> {
if (i == successIndex.get()) {
assertArrayEquals(concat(VALUE, i), result.getValue(FAMILY, concat(QUALIFIER, i)));
} else {
assertArrayEquals(VALUE, result.getValue(FAMILY, concat(QUALIFIER, i)));
}
});
}
}