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Posted to commits@hbase.apache.org by bu...@apache.org on 2017/08/20 21:30:30 UTC
[33/50] [abbrv] hbase git commit: HBASE-18553 Expose scan cursor for
asynchronous scanner
HBASE-18553 Expose scan cursor for asynchronous scanner
Project: http://git-wip-us.apache.org/repos/asf/hbase/repo
Commit: http://git-wip-us.apache.org/repos/asf/hbase/commit/4c74a73d
Tree: http://git-wip-us.apache.org/repos/asf/hbase/tree/4c74a73d
Diff: http://git-wip-us.apache.org/repos/asf/hbase/diff/4c74a73d
Branch: refs/heads/HBASE-18467
Commit: 4c74a73d57e09fd2c0ecde862a196c28dc6cd219
Parents: 2a9cdd5
Author: zhangduo <zh...@apache.org>
Authored: Tue Aug 15 17:15:06 2017 +0800
Committer: zhangduo <zh...@apache.org>
Committed: Wed Aug 16 21:04:57 2017 +0800
----------------------------------------------------------------------
.../AsyncScanSingleRegionRpcRetryingCaller.java | 35 ++++-
.../hbase/client/AsyncTableResultScanner.java | 20 ++-
.../hbase/client/RawScanResultConsumer.java | 11 +-
.../client/AbstractTestResultScannerCursor.java | 89 +++++++++++
.../client/TestAsyncResultScannerCursor.java | 49 ++++++
.../hbase/client/TestRawAsyncScanCursor.java | 157 +++++++++++++------
.../hbase/client/TestResultScannerCursor.java | 34 ++++
.../hadoop/hbase/client/TestScanCursor.java | 90 -----------
8 files changed, 330 insertions(+), 155 deletions(-)
----------------------------------------------------------------------
http://git-wip-us.apache.org/repos/asf/hbase/blob/4c74a73d/hbase-client/src/main/java/org/apache/hadoop/hbase/client/AsyncScanSingleRegionRpcRetryingCaller.java
----------------------------------------------------------------------
diff --git a/hbase-client/src/main/java/org/apache/hadoop/hbase/client/AsyncScanSingleRegionRpcRetryingCaller.java b/hbase-client/src/main/java/org/apache/hadoop/hbase/client/AsyncScanSingleRegionRpcRetryingCaller.java
index 02a4357..d16cb8b 100644
--- a/hbase-client/src/main/java/org/apache/hadoop/hbase/client/AsyncScanSingleRegionRpcRetryingCaller.java
+++ b/hbase-client/src/main/java/org/apache/hadoop/hbase/client/AsyncScanSingleRegionRpcRetryingCaller.java
@@ -35,6 +35,7 @@ import org.apache.hadoop.hbase.shaded.io.netty.util.Timeout;
import java.io.IOException;
import java.util.ArrayList;
+import java.util.Arrays;
import java.util.List;
import java.util.Optional;
import java.util.concurrent.CompletableFuture;
@@ -157,10 +158,9 @@ class AsyncScanSingleRegionRpcRetryingCaller {
private ScanResumerImpl resumer;
- public ScanControllerImpl(ScanResponse resp) {
- callerThread = Thread.currentThread();
- cursor = resp.hasCursor() ? Optional.of(ProtobufUtil.toCursor(resp.getCursor()))
- : Optional.empty();
+ public ScanControllerImpl(Optional<Cursor> cursor) {
+ this.callerThread = Thread.currentThread();
+ this.cursor = cursor;
}
private void preCheck() {
@@ -476,10 +476,11 @@ class AsyncScanSingleRegionRpcRetryingCaller {
}
updateServerSideMetrics(scanMetrics, resp);
boolean isHeartbeatMessage = resp.hasHeartbeatMessage() && resp.getHeartbeatMessage();
+ Result[] rawResults;
Result[] results;
int numberOfCompleteRowsBefore = resultCache.numberOfCompleteRows();
try {
- Result[] rawResults = ResponseConverter.getResults(controller.cellScanner(), resp);
+ rawResults = ResponseConverter.getResults(controller.cellScanner(), resp);
updateResultsMetrics(scanMetrics, rawResults, isHeartbeatMessage);
results = resultCache.addAndGet(
Optional.ofNullable(rawResults).orElse(ScanResultCache.EMPTY_RESULT_ARRAY),
@@ -493,12 +494,30 @@ class AsyncScanSingleRegionRpcRetryingCaller {
return;
}
- ScanControllerImpl scanController = new ScanControllerImpl(resp);
+ ScanControllerImpl scanController;
if (results.length > 0) {
+ scanController = new ScanControllerImpl(
+ resp.hasCursor() ? Optional.of(ProtobufUtil.toCursor(resp.getCursor()))
+ : Optional.empty());
updateNextStartRowWhenError(results[results.length - 1]);
consumer.onNext(results, scanController);
- } else if (resp.hasHeartbeatMessage() && resp.getHeartbeatMessage()) {
- consumer.onHeartbeat(scanController);
+ } else {
+ Optional<Cursor> cursor = Optional.empty();
+ if (resp.hasCursor()) {
+ cursor = Optional.of(ProtobufUtil.toCursor(resp.getCursor()));
+ } else if (scan.isNeedCursorResult() && rawResults.length > 0) {
+ // It is size limit exceed and we need to return the last Result's row.
+ // When user setBatch and the scanner is reopened, the server may return Results that
+ // user has seen and the last Result can not be seen because the number is not enough.
+ // So the row keys of results may not be same, we must use the last one.
+ cursor = Optional.of(new Cursor(rawResults[rawResults.length - 1].getRow()));
+ }
+ scanController = new ScanControllerImpl(cursor);
+ if (isHeartbeatMessage || cursor.isPresent()) {
+ // only call onHeartbeat if server tells us explicitly this is a heartbeat message, or we
+ // want to pass a cursor to upper layer.
+ consumer.onHeartbeat(scanController);
+ }
}
ScanControllerState state = scanController.destroy();
if (state == ScanControllerState.TERMINATED) {
http://git-wip-us.apache.org/repos/asf/hbase/blob/4c74a73d/hbase-client/src/main/java/org/apache/hadoop/hbase/client/AsyncTableResultScanner.java
----------------------------------------------------------------------
diff --git a/hbase-client/src/main/java/org/apache/hadoop/hbase/client/AsyncTableResultScanner.java b/hbase-client/src/main/java/org/apache/hadoop/hbase/client/AsyncTableResultScanner.java
index 28a5568..3050084 100644
--- a/hbase-client/src/main/java/org/apache/hadoop/hbase/client/AsyncTableResultScanner.java
+++ b/hbase-client/src/main/java/org/apache/hadoop/hbase/client/AsyncTableResultScanner.java
@@ -19,9 +19,6 @@ package org.apache.hadoop.hbase.client;
import static org.apache.hadoop.hbase.client.ConnectionUtils.calcEstimatedSize;
-import org.apache.hadoop.hbase.shaded.com.google.common.annotations.VisibleForTesting;
-import org.apache.hadoop.hbase.shaded.com.google.common.base.Throwables;
-
import java.io.IOException;
import java.io.InterruptedIOException;
import java.util.ArrayDeque;
@@ -31,6 +28,8 @@ import org.apache.commons.logging.Log;
import org.apache.commons.logging.LogFactory;
import org.apache.hadoop.hbase.classification.InterfaceAudience;
import org.apache.hadoop.hbase.client.metrics.ScanMetrics;
+import org.apache.hadoop.hbase.shaded.com.google.common.annotations.VisibleForTesting;
+import org.apache.hadoop.hbase.shaded.com.google.common.base.Throwables;
/**
* The {@link ResultScanner} implementation for {@link AsyncTable}. It will fetch data automatically
@@ -46,6 +45,8 @@ class AsyncTableResultScanner implements ResultScanner, RawScanResultConsumer {
private final long maxCacheSize;
+ private final Scan scan;
+
private final Queue<Result> queue = new ArrayDeque<>();
private ScanMetrics scanMetrics;
@@ -61,6 +62,7 @@ class AsyncTableResultScanner implements ResultScanner, RawScanResultConsumer {
public AsyncTableResultScanner(RawAsyncTable table, Scan scan, long maxCacheSize) {
this.rawTable = table;
this.maxCacheSize = maxCacheSize;
+ this.scan = scan;
table.scan(scan, this);
}
@@ -98,6 +100,10 @@ class AsyncTableResultScanner implements ResultScanner, RawScanResultConsumer {
public synchronized void onHeartbeat(ScanController controller) {
if (closed) {
controller.terminate();
+ return;
+ }
+ if (scan.isNeedCursorResult()) {
+ controller.cursor().ifPresent(c -> queue.add(Result.createCursorResult(c)));
}
}
@@ -143,9 +149,11 @@ class AsyncTableResultScanner implements ResultScanner, RawScanResultConsumer {
}
}
Result result = queue.poll();
- cacheSize -= calcEstimatedSize(result);
- if (resumer != null && cacheSize <= maxCacheSize / 2) {
- resumePrefetch();
+ if (!result.isCursor()) {
+ cacheSize -= calcEstimatedSize(result);
+ if (resumer != null && cacheSize <= maxCacheSize / 2) {
+ resumePrefetch();
+ }
}
return result;
}
http://git-wip-us.apache.org/repos/asf/hbase/blob/4c74a73d/hbase-client/src/main/java/org/apache/hadoop/hbase/client/RawScanResultConsumer.java
----------------------------------------------------------------------
diff --git a/hbase-client/src/main/java/org/apache/hadoop/hbase/client/RawScanResultConsumer.java b/hbase-client/src/main/java/org/apache/hadoop/hbase/client/RawScanResultConsumer.java
index 54d4887..4fedb0f 100644
--- a/hbase-client/src/main/java/org/apache/hadoop/hbase/client/RawScanResultConsumer.java
+++ b/hbase-client/src/main/java/org/apache/hadoop/hbase/client/RawScanResultConsumer.java
@@ -95,8 +95,15 @@ public interface RawScanResultConsumer {
void onNext(Result[] results, ScanController controller);
/**
- * Indicate that there is an heartbeat message but we have not cumulated enough cells to call
- * onNext.
+ * Indicate that there is a heartbeat message but we have not cumulated enough cells to call
+ * {@link #onNext(Result[], ScanController)}.
+ * <p>
+ * Note that this method will always be called when RS returns something to us but we do not have
+ * enough cells to call {@link #onNext(Result[], ScanController)}. Sometimes it may not be a
+ * 'heartbeat' message for RS, for example, we have a large row with many cells and size limit is
+ * exceeded before sending all the cells for this row. For RS it does send some data to us and the
+ * time limit has not been reached, but we can not return the data to client so here we call this
+ * method to tell client we have already received something.
* <p>
* This method give you a chance to terminate a slow scan operation.
* @param controller used to suspend or terminate the scan. Notice that the {@code controller}
http://git-wip-us.apache.org/repos/asf/hbase/blob/4c74a73d/hbase-server/src/test/java/org/apache/hadoop/hbase/client/AbstractTestResultScannerCursor.java
----------------------------------------------------------------------
diff --git a/hbase-server/src/test/java/org/apache/hadoop/hbase/client/AbstractTestResultScannerCursor.java b/hbase-server/src/test/java/org/apache/hadoop/hbase/client/AbstractTestResultScannerCursor.java
new file mode 100644
index 0000000..3df7a7b
--- /dev/null
+++ b/hbase-server/src/test/java/org/apache/hadoop/hbase/client/AbstractTestResultScannerCursor.java
@@ -0,0 +1,89 @@
+/**
+ * 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.assertFalse;
+import static org.junit.Assert.assertTrue;
+
+import java.io.IOException;
+
+import org.junit.Test;
+
+public abstract class AbstractTestResultScannerCursor extends AbstractTestScanCursor {
+
+ protected abstract ResultScanner getScanner(Scan scan) throws Exception;
+
+ @Test
+ public void testHeartbeatWithSparseFilter() throws Exception {
+ try (ResultScanner scanner = getScanner(createScanWithSparseFilter())) {
+ int num = 0;
+ Result r;
+ while ((r = scanner.next()) != null) {
+ if (num < (NUM_ROWS - 1) * NUM_FAMILIES * NUM_QUALIFIERS) {
+ assertTrue(r.isCursor());
+ assertArrayEquals(ROWS[num / NUM_FAMILIES / NUM_QUALIFIERS],
+ r.getCursor().getRow());
+ } else {
+ assertFalse(r.isCursor());
+ assertArrayEquals(ROWS[num / NUM_FAMILIES / NUM_QUALIFIERS], r.getRow());
+ }
+ num++;
+ }
+ }
+ }
+
+ @Test
+ public void testHeartbeatWithSparseFilterReversed() throws Exception {
+ try (ResultScanner scanner = getScanner(createReversedScanWithSparseFilter())) {
+ int num = 0;
+ Result r;
+ while ((r = scanner.next()) != null) {
+ if (num < (NUM_ROWS - 1) * NUM_FAMILIES * NUM_QUALIFIERS) {
+ assertTrue(r.isCursor());
+ assertArrayEquals(ROWS[NUM_ROWS - 1 - num / NUM_FAMILIES / NUM_QUALIFIERS],
+ r.getCursor().getRow());
+ } else {
+ assertFalse(r.isCursor());
+ assertArrayEquals(ROWS[0], r.getRow());
+ }
+ num++;
+ }
+ }
+ }
+
+ @Test
+ public void testSizeLimit() throws IOException {
+ try (ResultScanner scanner =
+ TEST_UTIL.getConnection().getTable(TABLE_NAME).getScanner(createScanWithSizeLimit())) {
+ int num = 0;
+ Result r;
+ while ((r = scanner.next()) != null) {
+ if (num % (NUM_FAMILIES * NUM_QUALIFIERS) != (NUM_FAMILIES * NUM_QUALIFIERS) - 1) {
+ assertTrue(r.isCursor());
+ assertArrayEquals(ROWS[num / NUM_FAMILIES / NUM_QUALIFIERS],
+ r.getCursor().getRow());
+ } else {
+ assertFalse(r.isCursor());
+ assertArrayEquals(ROWS[num / NUM_FAMILIES / NUM_QUALIFIERS], r.getRow());
+ }
+ num++;
+ }
+ }
+ }
+}
http://git-wip-us.apache.org/repos/asf/hbase/blob/4c74a73d/hbase-server/src/test/java/org/apache/hadoop/hbase/client/TestAsyncResultScannerCursor.java
----------------------------------------------------------------------
diff --git a/hbase-server/src/test/java/org/apache/hadoop/hbase/client/TestAsyncResultScannerCursor.java b/hbase-server/src/test/java/org/apache/hadoop/hbase/client/TestAsyncResultScannerCursor.java
new file mode 100644
index 0000000..5aebb4a
--- /dev/null
+++ b/hbase-server/src/test/java/org/apache/hadoop/hbase/client/TestAsyncResultScannerCursor.java
@@ -0,0 +1,49 @@
+/**
+ * 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 java.util.concurrent.ForkJoinPool;
+
+import org.apache.hadoop.hbase.testclassification.ClientTests;
+import org.apache.hadoop.hbase.testclassification.MediumTests;
+import org.junit.BeforeClass;
+import org.junit.experimental.categories.Category;
+
+@Category({ MediumTests.class, ClientTests.class })
+public class TestAsyncResultScannerCursor extends AbstractTestResultScannerCursor {
+
+ private static AsyncConnection CONN;
+
+ @BeforeClass
+ public static void setUpBeforeClass() throws Exception {
+ AbstractTestScanCursor.setUpBeforeClass();
+ CONN = ConnectionFactory.createAsyncConnection(TEST_UTIL.getConfiguration()).get();
+ }
+
+ public static void tearDownAfterClass() throws Exception {
+ if (CONN != null) {
+ CONN.close();
+ }
+ AbstractTestScanCursor.tearDownAfterClass();
+ }
+
+ @Override
+ protected ResultScanner getScanner(Scan scan) throws Exception {
+ return CONN.getTable(TABLE_NAME, ForkJoinPool.commonPool()).getScanner(scan);
+ }
+}
http://git-wip-us.apache.org/repos/asf/hbase/blob/4c74a73d/hbase-server/src/test/java/org/apache/hadoop/hbase/client/TestRawAsyncScanCursor.java
----------------------------------------------------------------------
diff --git a/hbase-server/src/test/java/org/apache/hadoop/hbase/client/TestRawAsyncScanCursor.java b/hbase-server/src/test/java/org/apache/hadoop/hbase/client/TestRawAsyncScanCursor.java
index 9caf942..4bca451 100644
--- a/hbase-server/src/test/java/org/apache/hadoop/hbase/client/TestRawAsyncScanCursor.java
+++ b/hbase-server/src/test/java/org/apache/hadoop/hbase/client/TestRawAsyncScanCursor.java
@@ -27,70 +27,83 @@ import java.util.concurrent.ExecutionException;
import org.apache.hadoop.hbase.testclassification.ClientTests;
import org.apache.hadoop.hbase.testclassification.MediumTests;
+import org.junit.BeforeClass;
import org.junit.Test;
import org.junit.experimental.categories.Category;
@Category({ MediumTests.class, ClientTests.class })
public class TestRawAsyncScanCursor extends AbstractTestScanCursor {
+ private static AsyncConnection CONN;
+
+ @BeforeClass
+ public static void setUpBeforeClass() throws Exception {
+ AbstractTestScanCursor.setUpBeforeClass();
+ CONN = ConnectionFactory.createAsyncConnection(TEST_UTIL.getConfiguration()).get();
+ }
+
+ public static void tearDownAfterClass() throws Exception {
+ if (CONN != null) {
+ CONN.close();
+ }
+ AbstractTestScanCursor.tearDownAfterClass();
+ }
+
private void doTest(boolean reversed)
throws InterruptedException, ExecutionException, IOException {
CompletableFuture<Void> future = new CompletableFuture<>();
- try (AsyncConnection conn =
- ConnectionFactory.createAsyncConnection(TEST_UTIL.getConfiguration()).get()) {
- RawAsyncTable table = conn.getRawTable(TABLE_NAME);
- table.scan(reversed ? createReversedScanWithSparseFilter() : createScanWithSparseFilter(),
- new RawScanResultConsumer() {
-
- private int count;
-
- @Override
- public void onHeartbeat(ScanController controller) {
- int row = count / NUM_FAMILIES / NUM_QUALIFIERS;
- if (reversed) {
- row = NUM_ROWS - 1 - row;
- }
- try {
- assertArrayEquals(ROWS[row], controller.cursor().get().getRow());
- count++;
- } catch (Throwable e) {
- future.completeExceptionally(e);
- throw e;
- }
+ RawAsyncTable table = CONN.getRawTable(TABLE_NAME);
+ table.scan(reversed ? createReversedScanWithSparseFilter() : createScanWithSparseFilter(),
+ new RawScanResultConsumer() {
+
+ private int count;
+
+ @Override
+ public void onHeartbeat(ScanController controller) {
+ int row = count / NUM_FAMILIES / NUM_QUALIFIERS;
+ if (reversed) {
+ row = NUM_ROWS - 1 - row;
+ }
+ try {
+ assertArrayEquals(ROWS[row], controller.cursor().get().getRow());
+ count++;
+ } catch (Throwable e) {
+ future.completeExceptionally(e);
+ throw e;
}
+ }
- @Override
- public void onNext(Result[] results, ScanController controller) {
- try {
- assertEquals(1, results.length);
- assertEquals(NUM_ROWS - 1, count / NUM_FAMILIES / NUM_QUALIFIERS);
- // we will always provide a scan cursor if time limit is reached.
- if (count == NUM_ROWS * NUM_FAMILIES * NUM_QUALIFIERS - 1) {
- assertFalse(controller.cursor().isPresent());
- } else {
- assertArrayEquals(ROWS[reversed ? 0 : NUM_ROWS - 1],
- controller.cursor().get().getRow());
- }
- assertArrayEquals(ROWS[reversed ? 0 : NUM_ROWS - 1], results[0].getRow());
- count++;
- } catch (Throwable e) {
- future.completeExceptionally(e);
- throw e;
+ @Override
+ public void onNext(Result[] results, ScanController controller) {
+ try {
+ assertEquals(1, results.length);
+ assertEquals(NUM_ROWS - 1, count / NUM_FAMILIES / NUM_QUALIFIERS);
+ // we will always provide a scan cursor if time limit is reached.
+ if (count == NUM_ROWS * NUM_FAMILIES * NUM_QUALIFIERS - 1) {
+ assertFalse(controller.cursor().isPresent());
+ } else {
+ assertArrayEquals(ROWS[reversed ? 0 : NUM_ROWS - 1],
+ controller.cursor().get().getRow());
}
+ assertArrayEquals(ROWS[reversed ? 0 : NUM_ROWS - 1], results[0].getRow());
+ count++;
+ } catch (Throwable e) {
+ future.completeExceptionally(e);
+ throw e;
}
+ }
- @Override
- public void onError(Throwable error) {
- future.completeExceptionally(error);
- }
+ @Override
+ public void onError(Throwable error) {
+ future.completeExceptionally(error);
+ }
- @Override
- public void onComplete() {
- future.complete(null);
- }
- });
- future.get();
- }
+ @Override
+ public void onComplete() {
+ future.complete(null);
+ }
+ });
+ future.get();
}
@Test
@@ -104,4 +117,50 @@ public class TestRawAsyncScanCursor extends AbstractTestScanCursor {
throws IOException, InterruptedException, ExecutionException {
doTest(true);
}
+
+ @Test
+ public void testSizeLimit() throws InterruptedException, ExecutionException {
+ CompletableFuture<Void> future = new CompletableFuture<>();
+ RawAsyncTable table = CONN.getRawTable(TABLE_NAME);
+ table.scan(createScanWithSizeLimit(), new RawScanResultConsumer() {
+
+ private int count;
+
+ @Override
+ public void onHeartbeat(ScanController controller) {
+ try {
+ assertArrayEquals(ROWS[count / NUM_FAMILIES / NUM_QUALIFIERS],
+ controller.cursor().get().getRow());
+ count++;
+ } catch (Throwable e) {
+ future.completeExceptionally(e);
+ throw e;
+ }
+ }
+
+ @Override
+ public void onNext(Result[] results, ScanController controller) {
+ try {
+ assertFalse(controller.cursor().isPresent());
+ assertEquals(1, results.length);
+ assertArrayEquals(ROWS[count / NUM_FAMILIES / NUM_QUALIFIERS], results[0].getRow());
+ count++;
+ } catch (Throwable e) {
+ future.completeExceptionally(e);
+ throw e;
+ }
+ }
+
+ @Override
+ public void onError(Throwable error) {
+ future.completeExceptionally(error);
+ }
+
+ @Override
+ public void onComplete() {
+ future.complete(null);
+ }
+ });
+ future.get();
+ }
}
http://git-wip-us.apache.org/repos/asf/hbase/blob/4c74a73d/hbase-server/src/test/java/org/apache/hadoop/hbase/client/TestResultScannerCursor.java
----------------------------------------------------------------------
diff --git a/hbase-server/src/test/java/org/apache/hadoop/hbase/client/TestResultScannerCursor.java b/hbase-server/src/test/java/org/apache/hadoop/hbase/client/TestResultScannerCursor.java
new file mode 100644
index 0000000..3b2ef2c
--- /dev/null
+++ b/hbase-server/src/test/java/org/apache/hadoop/hbase/client/TestResultScannerCursor.java
@@ -0,0 +1,34 @@
+/**
+ * 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 java.io.IOException;
+
+import org.apache.hadoop.hbase.testclassification.ClientTests;
+import org.apache.hadoop.hbase.testclassification.MediumTests;
+import org.junit.experimental.categories.Category;
+
+@Category({ MediumTests.class, ClientTests.class })
+public class TestResultScannerCursor extends AbstractTestResultScannerCursor {
+
+ @Override
+ protected ResultScanner getScanner(Scan scan) throws IOException {
+ return TEST_UTIL.getConnection().getTable(TABLE_NAME).getScanner(scan);
+ }
+
+}
http://git-wip-us.apache.org/repos/asf/hbase/blob/4c74a73d/hbase-server/src/test/java/org/apache/hadoop/hbase/client/TestScanCursor.java
----------------------------------------------------------------------
diff --git a/hbase-server/src/test/java/org/apache/hadoop/hbase/client/TestScanCursor.java b/hbase-server/src/test/java/org/apache/hadoop/hbase/client/TestScanCursor.java
deleted file mode 100644
index f7798f0..0000000
--- a/hbase-server/src/test/java/org/apache/hadoop/hbase/client/TestScanCursor.java
+++ /dev/null
@@ -1,90 +0,0 @@
-/**
- * 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 java.io.IOException;
-
-import org.apache.hadoop.hbase.testclassification.ClientTests;
-import org.apache.hadoop.hbase.testclassification.MediumTests;
-import org.junit.Assert;
-import org.junit.Test;
-import org.junit.experimental.categories.Category;
-
-@Category({ MediumTests.class, ClientTests.class })
-public class TestScanCursor extends AbstractTestScanCursor {
-
- @Test
- public void testHeartbeatWithSparseFilter() throws Exception {
- try (ResultScanner scanner =
- TEST_UTIL.getConnection().getTable(TABLE_NAME).getScanner(createScanWithSparseFilter())) {
- int num = 0;
- Result r;
- while ((r = scanner.next()) != null) {
- if (num < (NUM_ROWS - 1) * NUM_FAMILIES * NUM_QUALIFIERS) {
- Assert.assertTrue(r.isCursor());
- Assert.assertArrayEquals(ROWS[num / NUM_FAMILIES / NUM_QUALIFIERS],
- r.getCursor().getRow());
- } else {
- Assert.assertFalse(r.isCursor());
- Assert.assertArrayEquals(ROWS[num / NUM_FAMILIES / NUM_QUALIFIERS], r.getRow());
- }
- num++;
- }
- }
- }
-
- @Test
- public void testHeartbeatWithSparseFilterReversed() throws Exception {
- try (ResultScanner scanner = TEST_UTIL.getConnection().getTable(TABLE_NAME)
- .getScanner(createReversedScanWithSparseFilter())) {
- int num = 0;
- Result r;
- while ((r = scanner.next()) != null) {
- if (num < (NUM_ROWS - 1) * NUM_FAMILIES * NUM_QUALIFIERS) {
- Assert.assertTrue(r.isCursor());
- Assert.assertArrayEquals(ROWS[NUM_ROWS - 1 - num / NUM_FAMILIES / NUM_QUALIFIERS],
- r.getCursor().getRow());
- } else {
- Assert.assertFalse(r.isCursor());
- Assert.assertArrayEquals(ROWS[0], r.getRow());
- }
- num++;
- }
- }
- }
-
- @Test
- public void testSizeLimit() throws IOException {
- try (ResultScanner scanner =
- TEST_UTIL.getConnection().getTable(TABLE_NAME).getScanner(createScanWithSizeLimit())) {
- int num = 0;
- Result r;
- while ((r = scanner.next()) != null) {
- if (num % (NUM_FAMILIES * NUM_QUALIFIERS) != (NUM_FAMILIES * NUM_QUALIFIERS) - 1) {
- Assert.assertTrue(r.isCursor());
- Assert.assertArrayEquals(ROWS[num / NUM_FAMILIES / NUM_QUALIFIERS],
- r.getCursor().getRow());
- } else {
- Assert.assertFalse(r.isCursor());
- Assert.assertArrayEquals(ROWS[num / NUM_FAMILIES / NUM_QUALIFIERS], r.getRow());
- }
- num++;
- }
- }
- }
-}