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weichiu pushed a commit to branch branch-3.4
in repository https://gitbox.apache.org/repos/asf/hadoop.git
The following commit(s) were added to refs/heads/branch-3.4 by this push:
new 46c1ee1a383 HADOOP-19367. Fix setting final field value on Java 17
(#7228)
46c1ee1a383 is described below
commit 46c1ee1a3835db0b2299c149127403e7c1e6715f
Author: Cheng Pan <[email protected]>
AuthorDate: Thu Dec 19 08:13:37 2024 +0800
HADOOP-19367. Fix setting final field value on Java 17 (#7228)
(cherry picked from commit 6cb2e866a6cb1261daabc9314b0047f152824c94)
---
.../org/apache/hadoop/test/ReflectionUtils.java | 25 +++++++++
.../org/apache/hadoop/hdfs/TestFileCreation.java | 20 +++-----
.../hdfs/TestStoragePolicyPermissionSettings.java | 24 +++------
.../azurebfs/ITestAzureBlobFileSystemCreate.java | 22 ++------
.../azurebfs/ITestAzureBlobFileSystemDelete.java | 6 +--
.../fs/azurebfs/services/ITestAbfsClient.java | 37 ++++----------
.../services/ITestAbfsPaginatedDelete.java | 3 +-
.../hadoop/fs/azurebfs/utils/TestMockHelpers.java | 59 ----------------------
.../hadoop/yarn/event/TestAsyncDispatcher.java | 5 +-
9 files changed, 60 insertions(+), 141 deletions(-)
diff --git
a/hadoop-common-project/hadoop-common/src/test/java/org/apache/hadoop/test/ReflectionUtils.java
b/hadoop-common-project/hadoop-common/src/test/java/org/apache/hadoop/test/ReflectionUtils.java
index a572f4ae2ee..d74dc77d486 100644
---
a/hadoop-common-project/hadoop-common/src/test/java/org/apache/hadoop/test/ReflectionUtils.java
+++
b/hadoop-common-project/hadoop-common/src/test/java/org/apache/hadoop/test/ReflectionUtils.java
@@ -18,6 +18,8 @@
package org.apache.hadoop.test;
import java.lang.reflect.Field;
+import java.lang.reflect.Method;
+import java.lang.reflect.Modifier;
public final class ReflectionUtils {
private ReflectionUtils() {}
@@ -48,4 +50,27 @@ public final class ReflectionUtils {
return null;
}
}
+
+ public static <T> void setFinalField(
+ Class<T> type, final T obj, final String fieldName, Object value)
+ throws ReflectiveOperationException {
+ Field f = type.getDeclaredField(fieldName);
+ f.setAccessible(true);
+ Field modifiersField = ReflectionUtils.getModifiersField();
+ modifiersField.setAccessible(true);
+ modifiersField.setInt(f, f.getModifiers() & ~Modifier.FINAL);
+ f.set(obj, value);
+ }
+
+ public static Field getModifiersField() throws ReflectiveOperationException {
+ Method getDeclaredFields0 =
Class.class.getDeclaredMethod("getDeclaredFields0", boolean.class);
+ getDeclaredFields0.setAccessible(true);
+ Field[] fields = (Field[]) getDeclaredFields0.invoke(Field.class, false);
+ for (Field each : fields) {
+ if ("modifiers".equals(each.getName())) {
+ return each;
+ }
+ }
+ throw new UnsupportedOperationException();
+ }
}
diff --git
a/hadoop-hdfs-project/hadoop-hdfs/src/test/java/org/apache/hadoop/hdfs/TestFileCreation.java
b/hadoop-hdfs-project/hadoop-hdfs/src/test/java/org/apache/hadoop/hdfs/TestFileCreation.java
index 44d6052632d..3d0bbf93a4a 100644
---
a/hadoop-hdfs-project/hadoop-hdfs/src/test/java/org/apache/hadoop/hdfs/TestFileCreation.java
+++
b/hadoop-hdfs-project/hadoop-hdfs/src/test/java/org/apache/hadoop/hdfs/TestFileCreation.java
@@ -46,8 +46,6 @@ import java.io.ByteArrayOutputStream;
import java.io.FileNotFoundException;
import java.io.IOException;
import java.io.InputStreamReader;
-import java.lang.reflect.Field;
-import java.lang.reflect.Modifier;
import java.net.InetSocketAddress;
import java.net.URI;
import java.net.UnknownHostException;
@@ -90,6 +88,7 @@ import org.apache.hadoop.io.EnumSetWritable;
import org.apache.hadoop.io.IOUtils;
import org.apache.hadoop.security.UserGroupInformation;
import org.apache.hadoop.test.GenericTestUtils;
+import org.apache.hadoop.test.ReflectionUtils;
import org.apache.hadoop.util.Time;
import org.junit.Assert;
import org.junit.Test;
@@ -715,7 +714,7 @@ public class TestFileCreation {
*/
@Test
public void testFileCreationNamenodeRestart()
- throws IOException, NoSuchFieldException, IllegalAccessException {
+ throws IOException, ReflectiveOperationException {
Configuration conf = new HdfsConfiguration();
final int MAX_IDLE_TIME = 2000; // 2s
conf.setInt("ipc.client.connection.maxidletime", MAX_IDLE_TIME);
@@ -812,20 +811,13 @@ public class TestFileCreation {
// instruct the dfsclient to use a new filename when it requests
// new blocks for files that were renamed.
- DFSOutputStream dfstream = (DFSOutputStream)
- (stm.getWrappedStream());
+ DFSOutputStream dfstream = (DFSOutputStream) (stm.getWrappedStream());
- Field f = DFSOutputStream.class.getDeclaredField("src");
- Field modifiersField = Field.class.getDeclaredField("modifiers");
- modifiersField.setAccessible(true);
- modifiersField.setInt(f, f.getModifiers() & ~Modifier.FINAL);
- f.setAccessible(true);
-
- f.set(dfstream, file1.toString());
+ ReflectionUtils.setFinalField(DFSOutputStream.class, dfstream, "src",
file1.toString());
dfstream = (DFSOutputStream) (stm3.getWrappedStream());
- f.set(dfstream, file3new.toString());
+ ReflectionUtils.setFinalField(DFSOutputStream.class, dfstream, "src",
file3new.toString());
dfstream = (DFSOutputStream) (stm4.getWrappedStream());
- f.set(dfstream, file4new.toString());
+ ReflectionUtils.setFinalField(DFSOutputStream.class, dfstream, "src",
file4new.toString());
// write 1 byte to file. This should succeed because the
// namenode should have persisted leases.
diff --git
a/hadoop-hdfs-project/hadoop-hdfs/src/test/java/org/apache/hadoop/hdfs/TestStoragePolicyPermissionSettings.java
b/hadoop-hdfs-project/hadoop-hdfs/src/test/java/org/apache/hadoop/hdfs/TestStoragePolicyPermissionSettings.java
index 81f9126a4f4..3ab6d96595b 100644
---
a/hadoop-hdfs-project/hadoop-hdfs/src/test/java/org/apache/hadoop/hdfs/TestStoragePolicyPermissionSettings.java
+++
b/hadoop-hdfs-project/hadoop-hdfs/src/test/java/org/apache/hadoop/hdfs/TestStoragePolicyPermissionSettings.java
@@ -21,8 +21,6 @@ import static org.junit.Assert.assertEquals;
import static org.junit.Assert.assertNotEquals;
import java.io.IOException;
-import java.lang.reflect.Field;
-import java.lang.reflect.Modifier;
import org.apache.hadoop.conf.Configuration;
import org.apache.hadoop.fs.FileSystem;
@@ -34,6 +32,7 @@ import org.apache.hadoop.hdfs.server.namenode.FSNamesystem;
import org.apache.hadoop.security.AccessControlException;
import org.apache.hadoop.security.UserGroupInformation;
import org.apache.hadoop.test.LambdaTestUtils;
+import org.apache.hadoop.test.ReflectionUtils;
import org.junit.AfterClass;
import org.junit.BeforeClass;
import org.junit.Test;
@@ -77,22 +76,15 @@ public class TestStoragePolicyPermissionSettings {
}
}
- private void setFSNameSystemFinalField(String field, boolean value)
- throws NoSuchFieldException, IllegalAccessException {
- Field f = FSNamesystem.class.getDeclaredField(field);
- f.setAccessible(true);
- Field modifiersField = Field.class.getDeclaredField("modifiers");
- modifiersField.setAccessible(true);
- modifiersField.setInt(f, f.getModifiers() & ~Modifier.FINAL);
- f.set(cluster.getNamesystem(), value);
- }
-
private void setStoragePolicyPermissions(boolean isStoragePolicyEnabled,
boolean
isStoragePolicySuperuserOnly)
- throws NoSuchFieldException, IllegalAccessException {
- setFSNameSystemFinalField("isStoragePolicyEnabled",
isStoragePolicyEnabled);
- setFSNameSystemFinalField("isStoragePolicySuperuserOnly",
- isStoragePolicySuperuserOnly);
+ throws ReflectiveOperationException {
+ ReflectionUtils.setFinalField(
+ FSNamesystem.class, cluster.getNamesystem(),
+ "isStoragePolicyEnabled", isStoragePolicyEnabled);
+ ReflectionUtils.setFinalField(
+ FSNamesystem.class, cluster.getNamesystem(),
+ "isStoragePolicySuperuserOnly", isStoragePolicySuperuserOnly);
}
@Test
diff --git
a/hadoop-tools/hadoop-azure/src/test/java/org/apache/hadoop/fs/azurebfs/ITestAzureBlobFileSystemCreate.java
b/hadoop-tools/hadoop-azure/src/test/java/org/apache/hadoop/fs/azurebfs/ITestAzureBlobFileSystemCreate.java
index 98e98953c40..deaaa46346f 100644
---
a/hadoop-tools/hadoop-azure/src/test/java/org/apache/hadoop/fs/azurebfs/ITestAzureBlobFileSystemCreate.java
+++
b/hadoop-tools/hadoop-azure/src/test/java/org/apache/hadoop/fs/azurebfs/ITestAzureBlobFileSystemCreate.java
@@ -21,7 +21,6 @@ package org.apache.hadoop.fs.azurebfs;
import java.io.FileNotFoundException;
import java.io.FilterOutputStream;
import java.io.IOException;
-import java.lang.reflect.Field;
import java.util.EnumSet;
import java.util.UUID;
@@ -40,6 +39,7 @@ import
org.apache.hadoop.fs.azurebfs.security.ContextEncryptionAdapter;
import org.apache.hadoop.fs.permission.FsAction;
import org.apache.hadoop.fs.permission.FsPermission;
import org.apache.hadoop.test.GenericTestUtils;
+import org.apache.hadoop.test.ReflectionUtils;
import org.apache.hadoop.fs.azurebfs.constants.FSOperationType;
import
org.apache.hadoop.fs.azurebfs.contracts.exceptions.AbfsRestOperationException;
@@ -395,7 +395,9 @@ public class ITestAzureBlobFileSystemCreate extends
fs.getAbfsStore().getAbfsConfiguration());
AzureBlobFileSystemStore abfsStore = fs.getAbfsStore();
- abfsStore = setAzureBlobSystemStoreField(abfsStore, "client", mockClient);
+
+ ReflectionUtils.setFinalField(AzureBlobFileSystemStore.class, abfsStore,
"client", mockClient);
+
boolean isNamespaceEnabled = abfsStore
.getIsNamespaceEnabled(getTestTracingContext(fs, false));
@@ -486,22 +488,6 @@ public class ITestAzureBlobFileSystemCreate extends
validateCreateFileException(AbfsRestOperationException.class, abfsStore);
}
- private AzureBlobFileSystemStore setAzureBlobSystemStoreField(
- final AzureBlobFileSystemStore abfsStore,
- final String fieldName,
- Object fieldObject) throws Exception {
-
- Field abfsClientField = AzureBlobFileSystemStore.class.getDeclaredField(
- fieldName);
- abfsClientField.setAccessible(true);
- Field modifiersField = Field.class.getDeclaredField("modifiers");
- modifiersField.setAccessible(true);
- modifiersField.setInt(abfsClientField,
- abfsClientField.getModifiers() & ~java.lang.reflect.Modifier.FINAL);
- abfsClientField.set(abfsStore, fieldObject);
- return abfsStore;
- }
-
private <E extends Throwable> void validateCreateFileException(final
Class<E> exceptionClass, final AzureBlobFileSystemStore abfsStore)
throws Exception {
FsPermission permission = new FsPermission(FsAction.ALL, FsAction.ALL,
diff --git
a/hadoop-tools/hadoop-azure/src/test/java/org/apache/hadoop/fs/azurebfs/ITestAzureBlobFileSystemDelete.java
b/hadoop-tools/hadoop-azure/src/test/java/org/apache/hadoop/fs/azurebfs/ITestAzureBlobFileSystemDelete.java
index 9e42f6ba149..e559a03454b 100644
---
a/hadoop-tools/hadoop-azure/src/test/java/org/apache/hadoop/fs/azurebfs/ITestAzureBlobFileSystemDelete.java
+++
b/hadoop-tools/hadoop-azure/src/test/java/org/apache/hadoop/fs/azurebfs/ITestAzureBlobFileSystemDelete.java
@@ -41,12 +41,12 @@ import
org.apache.hadoop.fs.azurebfs.services.AbfsRestOperation;
import org.apache.hadoop.fs.azurebfs.services.AbfsHttpOperation;
import org.apache.hadoop.fs.azurebfs.services.ITestAbfsClient;
import org.apache.hadoop.fs.azurebfs.services.TestAbfsPerfTracker;
-import org.apache.hadoop.fs.azurebfs.utils.TestMockHelpers;
import org.apache.hadoop.fs.azurebfs.utils.TracingContext;
import org.apache.hadoop.fs.azurebfs.utils.TracingHeaderValidator;
import org.apache.hadoop.fs.FileAlreadyExistsException;
import org.apache.hadoop.fs.FileStatus;
import org.apache.hadoop.fs.Path;
+import org.apache.hadoop.test.ReflectionUtils;
import static java.net.HttpURLConnection.HTTP_BAD_REQUEST;
import static java.net.HttpURLConnection.HTTP_NOT_FOUND;
@@ -250,9 +250,9 @@ public class ITestAzureBlobFileSystemDelete extends
fs.getAbfsStore().getClient(),
this.getConfiguration());
AzureBlobFileSystemStore mockStore = mock(AzureBlobFileSystemStore.class);
- mockStore = TestMockHelpers.setClassField(AzureBlobFileSystemStore.class,
mockStore,
+ ReflectionUtils.setFinalField(AzureBlobFileSystemStore.class, mockStore,
"client", mockClient);
- mockStore = TestMockHelpers.setClassField(AzureBlobFileSystemStore.class,
+ ReflectionUtils.setFinalField(AzureBlobFileSystemStore.class,
mockStore,
"abfsPerfTracker",
TestAbfsPerfTracker.getAPerfTrackerInstance(this.getConfiguration()));
diff --git
a/hadoop-tools/hadoop-azure/src/test/java/org/apache/hadoop/fs/azurebfs/services/ITestAbfsClient.java
b/hadoop-tools/hadoop-azure/src/test/java/org/apache/hadoop/fs/azurebfs/services/ITestAbfsClient.java
index 30e2c6f3c20..b90db391816 100644
---
a/hadoop-tools/hadoop-azure/src/test/java/org/apache/hadoop/fs/azurebfs/services/ITestAbfsClient.java
+++
b/hadoop-tools/hadoop-azure/src/test/java/org/apache/hadoop/fs/azurebfs/services/ITestAbfsClient.java
@@ -19,7 +19,6 @@
package org.apache.hadoop.fs.azurebfs.services;
import java.io.IOException;
-import java.lang.reflect.Field;
import java.net.ProtocolException;
import java.net.URL;
import java.util.Arrays;
@@ -34,9 +33,11 @@ import org.junit.runner.RunWith;
import org.junit.runners.Parameterized;
import org.mockito.Mockito;
+import org.apache.hadoop.conf.Configuration;
import org.apache.hadoop.fs.FileSystem;
import org.apache.hadoop.fs.Path;
import org.apache.hadoop.fs.azurebfs.AbfsConfiguration;
+import org.apache.hadoop.fs.azurebfs.AbfsCountersImpl;
import org.apache.hadoop.fs.azurebfs.AbstractAbfsIntegrationTest;
import org.apache.hadoop.fs.azurebfs.AzureBlobFileSystem;
import org.apache.hadoop.fs.azurebfs.TestAbfsConfigurationFieldsValidation;
@@ -46,11 +47,11 @@ import
org.apache.hadoop.fs.azurebfs.contracts.exceptions.AbfsApacheHttpExpect10
import
org.apache.hadoop.fs.azurebfs.contracts.exceptions.AzureBlobFileSystemException;
import
org.apache.hadoop.fs.azurebfs.contracts.services.AppendRequestParameters;
import org.apache.hadoop.fs.azurebfs.oauth2.AccessTokenProvider;
-import org.apache.hadoop.conf.Configuration;
import org.apache.hadoop.fs.azurebfs.constants.ConfigurationKeys;
import org.apache.hadoop.fs.azurebfs.utils.TracingContext;
import org.apache.hadoop.fs.azurebfs.utils.TracingHeaderFormat;
import org.apache.hadoop.security.ssl.DelegatingSSLSocketFactory;
+import org.apache.hadoop.test.ReflectionUtils;
import org.apache.http.HttpResponse;
import static java.net.HttpURLConnection.HTTP_NOT_FOUND;
@@ -410,50 +411,30 @@ public final class ITestAbfsClient extends
AbstractAbfsIntegrationTest {
Mockito.doReturn(baseAbfsClientInstance.getAbfsApacheHttpClient()).when(client).getAbfsApacheHttpClient();
// override baseurl
- client = ITestAbfsClient.setAbfsClientField(client, "abfsConfiguration",
- abfsConfig);
+ ReflectionUtils.setFinalField(AbfsClient.class, client,
"abfsConfiguration", abfsConfig);
// override baseurl
- client = ITestAbfsClient.setAbfsClientField(client, "baseUrl",
- baseAbfsClientInstance.getBaseUrl());
+ ReflectionUtils.setFinalField(AbfsClient.class, client, "baseUrl",
baseAbfsClientInstance.getBaseUrl());
// override xMsVersion
- client = ITestAbfsClient.setAbfsClientField(client, "xMsVersion",
- baseAbfsClientInstance.getxMsVersion());
+ ReflectionUtils.setFinalField(AbfsClient.class, client, "xMsVersion",
baseAbfsClientInstance.getxMsVersion());
// override auth provider
if (currentAuthType == AuthType.SharedKey) {
- client = ITestAbfsClient.setAbfsClientField(client,
"sharedKeyCredentials",
- new SharedKeyCredentials(
+ ReflectionUtils.setFinalField(AbfsClient.class, client,
"sharedKeyCredentials", new SharedKeyCredentials(
abfsConfig.getAccountName().substring(0,
abfsConfig.getAccountName().indexOf(DOT)),
abfsConfig.getStorageAccountKey()));
} else {
- client = ITestAbfsClient.setAbfsClientField(client, "tokenProvider",
- abfsConfig.getTokenProvider());
+ ReflectionUtils.setFinalField(AbfsClient.class, client, "tokenProvider",
abfsConfig.getTokenProvider());
}
// override user agent
String userAgent = "APN/1.0 Azure Blob FS/3.4.1-SNAPSHOT (PrivateBuild "
+ "JavaJRE 1.8.0_252; Linux 5.3.0-59-generic/amd64; openssl-1.0; "
+ "UNKNOWN/UNKNOWN) MSFT";
- client = ITestAbfsClient.setAbfsClientField(client, "userAgent",
userAgent);
-
- return client;
- }
+ ReflectionUtils.setFinalField(AbfsClient.class, client, "userAgent",
userAgent);
- static AbfsClient setAbfsClientField(
- final AbfsClient client,
- final String fieldName,
- Object fieldObject) throws Exception {
-
- Field field = AbfsClient.class.getDeclaredField(fieldName);
- field.setAccessible(true);
- Field modifiersField = Field.class.getDeclaredField("modifiers");
- modifiersField.setAccessible(true);
- modifiersField.setInt(field,
- field.getModifiers() & ~java.lang.reflect.Modifier.FINAL);
- field.set(client, fieldObject);
return client;
}
diff --git
a/hadoop-tools/hadoop-azure/src/test/java/org/apache/hadoop/fs/azurebfs/services/ITestAbfsPaginatedDelete.java
b/hadoop-tools/hadoop-azure/src/test/java/org/apache/hadoop/fs/azurebfs/services/ITestAbfsPaginatedDelete.java
index 5dd92f430e0..8c1fcee5f6f 100644
---
a/hadoop-tools/hadoop-azure/src/test/java/org/apache/hadoop/fs/azurebfs/services/ITestAbfsPaginatedDelete.java
+++
b/hadoop-tools/hadoop-azure/src/test/java/org/apache/hadoop/fs/azurebfs/services/ITestAbfsPaginatedDelete.java
@@ -41,6 +41,7 @@ import org.apache.hadoop.fs.permission.AclEntry;
import org.apache.hadoop.fs.permission.AclEntryScope;
import org.apache.hadoop.fs.permission.AclEntryType;
import org.apache.hadoop.fs.permission.FsAction;
+import org.apache.hadoop.test.ReflectionUtils;
import org.apache.hadoop.util.Lists;
import static java.net.HttpURLConnection.HTTP_BAD_REQUEST;
@@ -194,7 +195,7 @@ public class ITestAbfsPaginatedDelete extends
AbstractAbfsIntegrationTest {
// Set the paginated enabled value and xMsVersion at spiedClient level.
AbfsClient spiedClient = Mockito.spy(fs.getAbfsStore().getClient());
- ITestAbfsClient.setAbfsClientField(spiedClient, "xMsVersion", xMsVersion);
+ ReflectionUtils.setFinalField(AbfsClient.class, spiedClient, "xMsVersion",
xMsVersion);
Mockito.doReturn(isPaginatedDeleteEnabled).when(spiedClient).getIsPaginatedDeleteEnabled();
AbfsRestOperation op = spiedClient.deletePath(
diff --git
a/hadoop-tools/hadoop-azure/src/test/java/org/apache/hadoop/fs/azurebfs/utils/TestMockHelpers.java
b/hadoop-tools/hadoop-azure/src/test/java/org/apache/hadoop/fs/azurebfs/utils/TestMockHelpers.java
deleted file mode 100644
index e25a099a00e..00000000000
---
a/hadoop-tools/hadoop-azure/src/test/java/org/apache/hadoop/fs/azurebfs/utils/TestMockHelpers.java
+++ /dev/null
@@ -1,59 +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.fs.azurebfs.utils;
-
-import java.lang.reflect.Field;
-import java.lang.reflect.Modifier;
-
-/**
- * Test Mock Helpers.
- */
-public final class TestMockHelpers {
-
- /**
- * Sets a class field by reflection.
- * @param type
- * @param obj
- * @param fieldName
- * @param fieldObject
- * @param <T>
- * @return
- * @throws Exception
- */
- public static <T> T setClassField(
- Class<T> type,
- final T obj,
- final String fieldName,
- Object fieldObject) throws Exception {
-
- Field field = type.getDeclaredField(fieldName);
- field.setAccessible(true);
- Field modifiersField = Field.class.getDeclaredField("modifiers");
- modifiersField.setAccessible(true);
- modifiersField.setInt(field,
- field.getModifiers() & ~Modifier.FINAL);
- field.set(obj, fieldObject);
-
- return obj;
- }
-
- private TestMockHelpers() {
- // Not called. - For checkstyle: HideUtilityClassConstructor
- }
-}
diff --git
a/hadoop-yarn-project/hadoop-yarn/hadoop-yarn-common/src/test/java/org/apache/hadoop/yarn/event/TestAsyncDispatcher.java
b/hadoop-yarn-project/hadoop-yarn/hadoop-yarn-common/src/test/java/org/apache/hadoop/yarn/event/TestAsyncDispatcher.java
index 4119542164c..def51fb1cc2 100644
---
a/hadoop-yarn-project/hadoop-yarn/hadoop-yarn-common/src/test/java/org/apache/hadoop/yarn/event/TestAsyncDispatcher.java
+++
b/hadoop-yarn-project/hadoop-yarn/hadoop-yarn-common/src/test/java/org/apache/hadoop/yarn/event/TestAsyncDispatcher.java
@@ -37,6 +37,7 @@ import org.apache.hadoop.metrics2.MetricsRecord;
import org.apache.hadoop.metrics2.impl.MetricsCollectorImpl;
import org.apache.hadoop.metrics2.lib.DefaultMetricsSystem;
import org.apache.hadoop.test.GenericTestUtils;
+import org.apache.hadoop.test.ReflectionUtils;
import org.apache.hadoop.yarn.conf.YarnConfiguration;
import org.apache.hadoop.yarn.exceptions.YarnRuntimeException;
import org.apache.hadoop.yarn.metrics.GenericEventTypeMetrics;
@@ -183,7 +184,7 @@ public class TestAsyncDispatcher {
Field logger = AsyncDispatcher.class.getDeclaredField("LOG");
logger.setAccessible(true);
- Field modifiers = Field.class.getDeclaredField("modifiers");
+ Field modifiers = ReflectionUtils.getModifiersField();
modifiers.setAccessible(true);
modifiers.setInt(logger, logger.getModifiers() & ~Modifier.FINAL);
Object oldLog = logger.get(null);
@@ -229,7 +230,7 @@ public class TestAsyncDispatcher {
Field logger = AsyncDispatcher.class.getDeclaredField("LOG");
logger.setAccessible(true);
- Field modifiers = Field.class.getDeclaredField("modifiers");
+ Field modifiers = ReflectionUtils.getModifiersField();
modifiers.setAccessible(true);
modifiers.setInt(logger, logger.getModifiers() & ~Modifier.FINAL);
Object oldLog = logger.get(null);
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