diff --git a/LICENSE-binary b/LICENSE-binary
index 39c567fb01ff3..ada9deaff2336 100644
--- a/LICENSE-binary
+++ b/LICENSE-binary
@@ -246,7 +246,7 @@ com.zaxxer:HikariCP:4.0.3
 commons-beanutils:commons-beanutils:1.9.4
 commons-cli:commons-cli:1.5.0
 commons-codec:commons-codec:1.15
-commons-collections:commons-collections:3.2.2
+org.apache.commons:commons-collections4:4.4
 commons-daemon:commons-daemon:1.0.13
 commons-io:commons-io:2.16.1
 commons-net:commons-net:3.9.0
@@ -299,7 +299,6 @@ net.java.dev.jna:jna:5.2.0
 net.minidev:accessors-smart:1.2
 org.apache.avro:avro:1.9.2
 org.apache.avro:avro:1.11.3
-org.apache.commons:commons-collections4:4.2
 org.apache.commons:commons-compress:1.26.1
 org.apache.commons:commons-configuration2:2.10.1
 org.apache.commons:commons-csv:1.9.0
diff --git a/hadoop-client-modules/hadoop-client-minicluster/pom.xml b/hadoop-client-modules/hadoop-client-minicluster/pom.xml
index 666df82f48381..af9d523560ec1 100644
--- a/hadoop-client-modules/hadoop-client-minicluster/pom.xml
+++ b/hadoop-client-modules/hadoop-client-minicluster/pom.xml
@@ -168,6 +168,10 @@
           <groupId>commons-collections</groupId>
           <artifactId>commons-collections</artifactId>
         </exclusion>
+        <exclusion>
+          <groupId>org.apache.commons</groupId>
+          <artifactId>commons-collections4</artifactId>
+        </exclusion>
         <exclusion>
           <groupId>commons-io</groupId>
           <artifactId>commons-io</artifactId>
diff --git a/hadoop-common-project/hadoop-auth/pom.xml b/hadoop-common-project/hadoop-auth/pom.xml
index be90bb40b19a5..f0d25df602257 100644
--- a/hadoop-common-project/hadoop-auth/pom.xml
+++ b/hadoop-common-project/hadoop-auth/pom.xml
@@ -182,6 +182,10 @@
           <groupId>log4j</groupId>
           <artifactId>log4j</artifactId>
         </exclusion>
+        <exclusion>
+          <groupId>commons-collections</groupId>
+          <artifactId>commons-collections</artifactId>
+        </exclusion>
       </exclusions>
     </dependency>
     <dependency>
diff --git a/hadoop-common-project/hadoop-common/pom.xml b/hadoop-common-project/hadoop-common/pom.xml
index 06c6b06ec6a3c..6a09c460623a2 100644
--- a/hadoop-common-project/hadoop-common/pom.xml
+++ b/hadoop-common-project/hadoop-common/pom.xml
@@ -88,8 +88,8 @@
       <scope>compile</scope>
     </dependency>
     <dependency>
-      <groupId>commons-collections</groupId>
-      <artifactId>commons-collections</artifactId>
+      <groupId>org.apache.commons</groupId>
+      <artifactId>commons-collections4</artifactId>
       <scope>compile</scope>
     </dependency>
     <dependency>
@@ -211,6 +211,12 @@
       <groupId>commons-beanutils</groupId>
       <artifactId>commons-beanutils</artifactId>
       <scope>compile</scope>
+      <exclusions>
+       <exclusion>
+          <groupId>commons-collections</groupId>
+          <artifactId>commons-collections</artifactId>
+        </exclusion>
+      </exclusions>
     </dependency>
     <dependency>
       <groupId>org.apache.commons</groupId>
diff --git a/hadoop-common-project/hadoop-common/src/main/java/org/apache/hadoop/conf/Configuration.java b/hadoop-common-project/hadoop-common/src/main/java/org/apache/hadoop/conf/Configuration.java
index f7bf2b8703d97..79a0cb34121fa 100755
--- a/hadoop-common-project/hadoop-common/src/main/java/org/apache/hadoop/conf/Configuration.java
+++ b/hadoop-common-project/hadoop-common/src/main/java/org/apache/hadoop/conf/Configuration.java
@@ -84,7 +84,7 @@
 import javax.xml.transform.dom.DOMSource;
 import javax.xml.transform.stream.StreamResult;
 
-import org.apache.commons.collections.map.UnmodifiableMap;
+import org.apache.commons.collections4.map.UnmodifiableMap;
 import org.apache.hadoop.classification.InterfaceAudience;
 import org.apache.hadoop.classification.InterfaceStability;
 import org.apache.hadoop.classification.VisibleForTesting;
@@ -511,9 +511,9 @@ private static class DeprecationContext {
         }
       }
       this.deprecatedKeyMap =
-        UnmodifiableMap.decorate(newDeprecatedKeyMap);
+        UnmodifiableMap.unmodifiableMap(newDeprecatedKeyMap);
       this.reverseDeprecatedKeyMap =
-        UnmodifiableMap.decorate(newReverseDeprecatedKeyMap);
+        UnmodifiableMap.unmodifiableMap(newReverseDeprecatedKeyMap);
     }
 
     Map<String, DeprecatedKeyInfo> getDeprecatedKeyMap() {
diff --git a/hadoop-common-project/hadoop-common/src/main/java/org/apache/hadoop/fs/FileUtil.java b/hadoop-common-project/hadoop-common/src/main/java/org/apache/hadoop/fs/FileUtil.java
index 56b97bf08681e..39dac46dd544e 100644
--- a/hadoop-common-project/hadoop-common/src/main/java/org/apache/hadoop/fs/FileUtil.java
+++ b/hadoop-common-project/hadoop-common/src/main/java/org/apache/hadoop/fs/FileUtil.java
@@ -57,7 +57,7 @@
 import java.util.jar.Manifest;
 import java.util.zip.GZIPInputStream;
 
-import org.apache.commons.collections.map.CaseInsensitiveMap;
+import org.apache.commons.collections4.map.CaseInsensitiveMap;
 import org.apache.commons.compress.archivers.tar.TarArchiveEntry;
 import org.apache.commons.compress.archivers.tar.TarArchiveInputStream;
 import org.apache.commons.compress.archivers.zip.ZipArchiveEntry;
diff --git a/hadoop-common-project/hadoop-common/src/main/java/org/apache/hadoop/security/JniBasedUnixGroupsMapping.java b/hadoop-common-project/hadoop-common/src/main/java/org/apache/hadoop/security/JniBasedUnixGroupsMapping.java
index 6c24427f3e50e..01b84a293944f 100644
--- a/hadoop-common-project/hadoop-common/src/main/java/org/apache/hadoop/security/JniBasedUnixGroupsMapping.java
+++ b/hadoop-common-project/hadoop-common/src/main/java/org/apache/hadoop/security/JniBasedUnixGroupsMapping.java
@@ -24,7 +24,7 @@
 import java.util.List;
 import java.util.Set;
 
-import org.apache.commons.collections.CollectionUtils;
+import org.apache.commons.collections4.CollectionUtils;
 import org.apache.hadoop.classification.InterfaceAudience;
 import org.apache.hadoop.classification.InterfaceStability;
 
diff --git a/hadoop-hdfs-project/hadoop-hdfs-client/src/main/java/org/apache/hadoop/hdfs/DFSUtilClient.java b/hadoop-hdfs-project/hadoop-hdfs-client/src/main/java/org/apache/hadoop/hdfs/DFSUtilClient.java
index ea001fa2d3a8d..db06bbe78a31d 100644
--- a/hadoop-hdfs-project/hadoop-hdfs-client/src/main/java/org/apache/hadoop/hdfs/DFSUtilClient.java
+++ b/hadoop-hdfs-project/hadoop-hdfs-client/src/main/java/org/apache/hadoop/hdfs/DFSUtilClient.java
@@ -17,7 +17,7 @@
  */
 package org.apache.hadoop.hdfs;
 
-import org.apache.commons.collections.list.TreeList;
+import org.apache.commons.collections4.list.TreeList;
 import org.apache.hadoop.ipc.RpcNoSuchMethodException;
 import org.apache.hadoop.net.DomainNameResolver;
 import org.apache.hadoop.thirdparty.com.google.common.base.Joiner;
diff --git a/hadoop-hdfs-project/hadoop-hdfs-client/src/main/java/org/apache/hadoop/hdfs/security/token/delegation/DelegationTokenIdentifier.java b/hadoop-hdfs-project/hadoop-hdfs-client/src/main/java/org/apache/hadoop/hdfs/security/token/delegation/DelegationTokenIdentifier.java
index 1f4c36f679670..9144efbf37b62 100644
--- a/hadoop-hdfs-project/hadoop-hdfs-client/src/main/java/org/apache/hadoop/hdfs/security/token/delegation/DelegationTokenIdentifier.java
+++ b/hadoop-hdfs-project/hadoop-hdfs-client/src/main/java/org/apache/hadoop/hdfs/security/token/delegation/DelegationTokenIdentifier.java
@@ -24,7 +24,7 @@
 import java.util.Collections;
 import java.util.Map;
 
-import org.apache.commons.collections.map.LRUMap;
+import org.apache.commons.collections4.map.LRUMap;
 import org.apache.hadoop.classification.InterfaceAudience;
 import org.apache.hadoop.hdfs.web.WebHdfsConstants;
 import org.apache.hadoop.io.Text;
diff --git a/hadoop-hdfs-project/hadoop-hdfs-client/src/main/java/org/apache/hadoop/hdfs/shortcircuit/ShortCircuitCache.java b/hadoop-hdfs-project/hadoop-hdfs-client/src/main/java/org/apache/hadoop/hdfs/shortcircuit/ShortCircuitCache.java
index 69e154ef62ec8..305c0e17d168c 100644
--- a/hadoop-hdfs-project/hadoop-hdfs-client/src/main/java/org/apache/hadoop/hdfs/shortcircuit/ShortCircuitCache.java
+++ b/hadoop-hdfs-project/hadoop-hdfs-client/src/main/java/org/apache/hadoop/hdfs/shortcircuit/ShortCircuitCache.java
@@ -33,7 +33,7 @@
 import java.util.concurrent.locks.Condition;
 import java.util.concurrent.locks.ReentrantLock;
 
-import org.apache.commons.collections.map.LinkedMap;
+import org.apache.commons.collections4.map.LinkedMap;
 import org.apache.commons.lang3.mutable.MutableBoolean;
 import org.apache.hadoop.classification.InterfaceAudience;
 import org.apache.hadoop.hdfs.ExtendedBlockId;
diff --git a/hadoop-hdfs-project/hadoop-hdfs-rbf/src/main/java/org/apache/hadoop/hdfs/server/federation/resolver/order/RandomResolver.java b/hadoop-hdfs-project/hadoop-hdfs-rbf/src/main/java/org/apache/hadoop/hdfs/server/federation/resolver/order/RandomResolver.java
index d21eef545b3b4..a4caa8cb378ae 100644
--- a/hadoop-hdfs-project/hadoop-hdfs-rbf/src/main/java/org/apache/hadoop/hdfs/server/federation/resolver/order/RandomResolver.java
+++ b/hadoop-hdfs-project/hadoop-hdfs-rbf/src/main/java/org/apache/hadoop/hdfs/server/federation/resolver/order/RandomResolver.java
@@ -20,7 +20,7 @@
 import java.util.Set;
 import java.util.concurrent.ThreadLocalRandom;
 
-import org.apache.commons.collections.CollectionUtils;
+import org.apache.commons.collections4.CollectionUtils;
 import org.apache.hadoop.hdfs.server.federation.resolver.PathLocation;
 import org.slf4j.Logger;
 import org.slf4j.LoggerFactory;
diff --git a/hadoop-hdfs-project/hadoop-hdfs-rbf/src/test/java/org/apache/hadoop/hdfs/server/federation/metrics/TestRBFMetrics.java b/hadoop-hdfs-project/hadoop-hdfs-rbf/src/test/java/org/apache/hadoop/hdfs/server/federation/metrics/TestRBFMetrics.java
index c86397b511de6..bc257f991edce 100644
--- a/hadoop-hdfs-project/hadoop-hdfs-rbf/src/test/java/org/apache/hadoop/hdfs/server/federation/metrics/TestRBFMetrics.java
+++ b/hadoop-hdfs-project/hadoop-hdfs-rbf/src/test/java/org/apache/hadoop/hdfs/server/federation/metrics/TestRBFMetrics.java
@@ -31,7 +31,7 @@
 
 import javax.management.MalformedObjectNameException;
 
-import org.apache.commons.collections.ListUtils;
+import org.apache.commons.collections4.ListUtils;
 import org.apache.hadoop.hdfs.server.federation.router.Router;
 import org.apache.hadoop.hdfs.server.federation.store.protocol.NamenodeHeartbeatRequest;
 import org.apache.hadoop.hdfs.server.federation.store.records.MembershipState;
diff --git a/hadoop-hdfs-project/hadoop-hdfs/src/main/java/org/apache/hadoop/hdfs/server/datanode/DirectoryScanner.java b/hadoop-hdfs-project/hadoop-hdfs/src/main/java/org/apache/hadoop/hdfs/server/datanode/DirectoryScanner.java
index a99f3d78e2ba1..97c0682d07815 100644
--- a/hadoop-hdfs-project/hadoop-hdfs/src/main/java/org/apache/hadoop/hdfs/server/datanode/DirectoryScanner.java
+++ b/hadoop-hdfs-project/hadoop-hdfs/src/main/java/org/apache/hadoop/hdfs/server/datanode/DirectoryScanner.java
@@ -38,7 +38,7 @@
 import java.util.concurrent.atomic.AtomicBoolean;
 import java.util.concurrent.atomic.AtomicLong;
 
-import org.apache.commons.collections.CollectionUtils;
+import org.apache.commons.collections4.CollectionUtils;
 import org.apache.hadoop.classification.InterfaceAudience;
 import org.apache.hadoop.conf.Configuration;
 import org.apache.hadoop.fs.FileUtil;
diff --git a/hadoop-hdfs-project/hadoop-hdfs/src/main/java/org/apache/hadoop/hdfs/server/datanode/fsdataset/impl/ReplicaCachingGetSpaceUsed.java b/hadoop-hdfs-project/hadoop-hdfs/src/main/java/org/apache/hadoop/hdfs/server/datanode/fsdataset/impl/ReplicaCachingGetSpaceUsed.java
index 5acc3c042796b..60986b0909516 100644
--- a/hadoop-hdfs-project/hadoop-hdfs/src/main/java/org/apache/hadoop/hdfs/server/datanode/fsdataset/impl/ReplicaCachingGetSpaceUsed.java
+++ b/hadoop-hdfs-project/hadoop-hdfs/src/main/java/org/apache/hadoop/hdfs/server/datanode/fsdataset/impl/ReplicaCachingGetSpaceUsed.java
@@ -17,7 +17,7 @@
  */
 package org.apache.hadoop.hdfs.server.datanode.fsdataset.impl;
 
-import org.apache.commons.collections.CollectionUtils;
+import org.apache.commons.collections4.CollectionUtils;
 import org.apache.hadoop.classification.InterfaceAudience;
 import org.apache.hadoop.classification.InterfaceStability;
 import org.apache.hadoop.hdfs.server.datanode.FSCachingGetSpaceUsed;
diff --git a/hadoop-hdfs-project/hadoop-hdfs/src/test/java/org/apache/hadoop/fs/TestEnhancedByteBufferAccess.java b/hadoop-hdfs-project/hadoop-hdfs/src/test/java/org/apache/hadoop/fs/TestEnhancedByteBufferAccess.java
index 7cf216b45508d..d918ba0822f1f 100644
--- a/hadoop-hdfs-project/hadoop-hdfs/src/test/java/org/apache/hadoop/fs/TestEnhancedByteBufferAccess.java
+++ b/hadoop-hdfs-project/hadoop-hdfs/src/test/java/org/apache/hadoop/fs/TestEnhancedByteBufferAccess.java
@@ -34,7 +34,7 @@
 import java.util.Random;
 import java.util.concurrent.TimeoutException;
 
-import org.apache.commons.collections.map.LinkedMap;
+import org.apache.commons.collections4.map.LinkedMap;
 import org.apache.commons.lang3.SystemUtils;
 import org.apache.commons.lang3.mutable.MutableBoolean;
 import org.slf4j.Logger;
diff --git a/hadoop-hdfs-project/hadoop-hdfs/src/test/java/org/apache/hadoop/hdfs/server/namenode/snapshot/TestSnapshotDiffReport.java b/hadoop-hdfs-project/hadoop-hdfs/src/test/java/org/apache/hadoop/hdfs/server/namenode/snapshot/TestSnapshotDiffReport.java
index e3b8502216716..046b81beec7b9 100644
--- a/hadoop-hdfs-project/hadoop-hdfs/src/test/java/org/apache/hadoop/hdfs/server/namenode/snapshot/TestSnapshotDiffReport.java
+++ b/hadoop-hdfs-project/hadoop-hdfs/src/test/java/org/apache/hadoop/hdfs/server/namenode/snapshot/TestSnapshotDiffReport.java
@@ -32,7 +32,7 @@
 import java.util.ArrayList;
 import java.util.function.Function;
 
-import org.apache.commons.collections.list.TreeList;
+import org.apache.commons.collections4.list.TreeList;
 import org.apache.hadoop.conf.Configuration;
 import org.apache.hadoop.fs.FSDataOutputStream;
 import org.apache.hadoop.fs.Options.Rename;
diff --git a/hadoop-hdfs-project/hadoop-hdfs/src/test/java/org/apache/hadoop/hdfs/shortcircuit/TestShortCircuitCache.java b/hadoop-hdfs-project/hadoop-hdfs/src/test/java/org/apache/hadoop/hdfs/shortcircuit/TestShortCircuitCache.java
index 87a6fa40c0633..85340945a6737 100644
--- a/hadoop-hdfs-project/hadoop-hdfs/src/test/java/org/apache/hadoop/hdfs/shortcircuit/TestShortCircuitCache.java
+++ b/hadoop-hdfs-project/hadoop-hdfs/src/test/java/org/apache/hadoop/hdfs/shortcircuit/TestShortCircuitCache.java
@@ -36,7 +36,7 @@
 import java.util.concurrent.TimeoutException;
 
 import net.jcip.annotations.NotThreadSafe;
-import org.apache.commons.collections.map.LinkedMap;
+import org.apache.commons.collections4.map.LinkedMap;
 import org.apache.commons.lang3.mutable.MutableBoolean;
 import org.slf4j.Logger;
 import org.slf4j.LoggerFactory;
diff --git a/hadoop-mapreduce-project/hadoop-mapreduce-client/hadoop-mapreduce-client-core/src/main/java/org/apache/hadoop/mapred/Counters.java b/hadoop-mapreduce-project/hadoop-mapreduce-client/hadoop-mapreduce-client-core/src/main/java/org/apache/hadoop/mapred/Counters.java
index 1d0d04326cd46..9c24c307e8521 100644
--- a/hadoop-mapreduce-project/hadoop-mapreduce-client/hadoop-mapreduce-client-core/src/main/java/org/apache/hadoop/mapred/Counters.java
+++ b/hadoop-mapreduce-project/hadoop-mapreduce-client/hadoop-mapreduce-client-core/src/main/java/org/apache/hadoop/mapred/Counters.java
@@ -29,7 +29,7 @@
 import java.util.HashMap;
 import java.util.Iterator;
 
-import org.apache.commons.collections.IteratorUtils;
+import org.apache.commons.collections4.IteratorUtils;
 import org.apache.hadoop.classification.InterfaceAudience;
 import org.apache.hadoop.classification.InterfaceStability;
 import org.apache.hadoop.mapreduce.FileSystemCounter;
diff --git a/hadoop-mapreduce-project/hadoop-mapreduce-client/pom.xml b/hadoop-mapreduce-project/hadoop-mapreduce-client/pom.xml
index 5bbb786a016e9..7a3ee24795201 100644
--- a/hadoop-mapreduce-project/hadoop-mapreduce-client/pom.xml
+++ b/hadoop-mapreduce-project/hadoop-mapreduce-client/pom.xml
@@ -149,8 +149,8 @@
       <scope>provided</scope>
     </dependency>
     <dependency>
-      <groupId>commons-collections</groupId>
-      <artifactId>commons-collections</artifactId>
+      <groupId>org.apache.commons</groupId>
+      <artifactId>commons-collections4</artifactId>
       <scope>provided</scope>
     </dependency>
     <dependency>
diff --git a/hadoop-project/pom.xml b/hadoop-project/pom.xml
index dddd7ac3390a5..4a23dd909b572 100644
--- a/hadoop-project/pom.xml
+++ b/hadoop-project/pom.xml
@@ -121,7 +121,7 @@
     <commons-beanutils.version>1.9.4</commons-beanutils.version>
     <commons-cli.version>1.5.0</commons-cli.version>
     <commons-codec.version>1.15</commons-codec.version>
-    <commons-collections.version>3.2.2</commons-collections.version>
+    <commons-collections4.version>4.4</commons-collections4.version>
     <commons-compress.version>1.26.1</commons-compress.version>
     <commons-csv.version>1.9.0</commons-csv.version>
     <commons-io.version>2.16.1</commons-io.version>
@@ -330,6 +330,10 @@
             <groupId>org.slf4j</groupId>
             <artifactId>slf4j-log4j12</artifactId>
           </exclusion>
+          <exclusion>
+            <groupId>commons-collections</groupId>
+            <artifactId>commons-collections</artifactId>
+          </exclusion>
         </exclusions>
       </dependency>
       <dependency>
@@ -806,6 +810,12 @@
         <groupId>org.apache.httpcomponents</groupId>
         <artifactId>httpclient</artifactId>
         <version>${httpclient.version}</version>
+        <exclusions>
+          <exclusion>
+            <groupId>commons-collections</groupId>
+            <artifactId>commons-collections</artifactId>
+          </exclusion>
+        </exclusions>
       </dependency>
       <dependency>
         <groupId>org.apache.httpcomponents</groupId>
@@ -1236,9 +1246,9 @@
         </exclusions>
       </dependency>
       <dependency>
-        <groupId>commons-collections</groupId>
-        <artifactId>commons-collections</artifactId>
-        <version>${commons-collections.version}</version>
+        <groupId>org.apache.commons</groupId>
+        <artifactId>commons-collections4</artifactId>
+        <version>${commons-collections4.version}</version>
       </dependency>
       <dependency>
         <groupId>commons-beanutils</groupId>
@@ -2511,6 +2521,7 @@
 
                     <exclude>org.slf4j:slf4j-log4j12</exclude>
                     <exclude>log4j:log4j</exclude>
+                    <exclude>commons-collections:commons-collections</exclude>
                   </excludes>
                   <includes>
                     <!-- for JDK 8 support -->
diff --git a/hadoop-tools/hadoop-aliyun/src/main/java/org/apache/hadoop/fs/aliyun/oss/AliyunOSSFileSystem.java b/hadoop-tools/hadoop-aliyun/src/main/java/org/apache/hadoop/fs/aliyun/oss/AliyunOSSFileSystem.java
index 65d822b2ade39..f1400fa92d620 100644
--- a/hadoop-tools/hadoop-aliyun/src/main/java/org/apache/hadoop/fs/aliyun/oss/AliyunOSSFileSystem.java
+++ b/hadoop-tools/hadoop-aliyun/src/main/java/org/apache/hadoop/fs/aliyun/oss/AliyunOSSFileSystem.java
@@ -32,7 +32,7 @@
 import org.apache.hadoop.fs.aliyun.oss.statistics.BlockOutputStreamStatistics;
 import org.apache.hadoop.fs.aliyun.oss.statistics.impl.OutputStreamStatistics;
 import org.apache.hadoop.thirdparty.com.google.common.util.concurrent.MoreExecutors;
-import org.apache.commons.collections.CollectionUtils;
+import org.apache.commons.collections4.CollectionUtils;
 import org.apache.commons.lang3.StringUtils;
 import org.apache.hadoop.conf.Configuration;
 import org.apache.hadoop.fs.BlockLocation;
diff --git a/hadoop-tools/hadoop-aliyun/src/main/java/org/apache/hadoop/fs/aliyun/oss/AliyunOSSFileSystemStore.java b/hadoop-tools/hadoop-aliyun/src/main/java/org/apache/hadoop/fs/aliyun/oss/AliyunOSSFileSystemStore.java
index 6e0c7dc7e4b43..ccd5d1ea25cda 100644
--- a/hadoop-tools/hadoop-aliyun/src/main/java/org/apache/hadoop/fs/aliyun/oss/AliyunOSSFileSystemStore.java
+++ b/hadoop-tools/hadoop-aliyun/src/main/java/org/apache/hadoop/fs/aliyun/oss/AliyunOSSFileSystemStore.java
@@ -45,7 +45,7 @@
 import com.aliyun.oss.model.UploadPartCopyResult;
 import com.aliyun.oss.model.UploadPartRequest;
 import com.aliyun.oss.model.UploadPartResult;
-import org.apache.commons.collections.CollectionUtils;
+import org.apache.commons.collections4.CollectionUtils;
 import org.apache.commons.lang3.StringUtils;
 import org.apache.hadoop.conf.Configuration;
 import org.apache.hadoop.fs.BlockLocation;
diff --git a/hadoop-tools/hadoop-aws/src/main/java/org/apache/hadoop/fs/s3a/impl/CopyFromLocalOperation.java b/hadoop-tools/hadoop-aws/src/main/java/org/apache/hadoop/fs/s3a/impl/CopyFromLocalOperation.java
index 0a665cd33f280..a50c31fc8603c 100644
--- a/hadoop-tools/hadoop-aws/src/main/java/org/apache/hadoop/fs/s3a/impl/CopyFromLocalOperation.java
+++ b/hadoop-tools/hadoop-aws/src/main/java/org/apache/hadoop/fs/s3a/impl/CopyFromLocalOperation.java
@@ -38,7 +38,7 @@
 import org.slf4j.Logger;
 import org.slf4j.LoggerFactory;
 
-import org.apache.commons.collections.comparators.ReverseComparator;
+import org.apache.commons.collections4.comparators.ReverseComparator;
 import org.apache.hadoop.fs.FileAlreadyExistsException;
 import org.apache.hadoop.fs.FileStatus;
 import org.apache.hadoop.fs.LocatedFileStatus;
diff --git a/hadoop-tools/hadoop-sls/src/main/java/org/apache/hadoop/yarn/sls/SLSRunner.java b/hadoop-tools/hadoop-sls/src/main/java/org/apache/hadoop/yarn/sls/SLSRunner.java
index c14d5685b7db0..e2195e1e8322a 100644
--- a/hadoop-tools/hadoop-sls/src/main/java/org/apache/hadoop/yarn/sls/SLSRunner.java
+++ b/hadoop-tools/hadoop-sls/src/main/java/org/apache/hadoop/yarn/sls/SLSRunner.java
@@ -38,7 +38,7 @@
 import org.apache.commons.cli.GnuParser;
 import org.apache.commons.cli.Options;
 import org.apache.commons.cli.ParseException;
-import org.apache.commons.collections.SetUtils;
+import org.apache.commons.collections4.SetUtils;
 import org.apache.commons.lang3.StringUtils;
 import org.apache.hadoop.classification.InterfaceAudience.Private;
 import org.apache.hadoop.classification.InterfaceStability.Unstable;
diff --git a/hadoop-yarn-project/hadoop-yarn/hadoop-yarn-applications/hadoop-yarn-applications-catalog/hadoop-yarn-applications-catalog-webapp/pom.xml b/hadoop-yarn-project/hadoop-yarn/hadoop-yarn-applications/hadoop-yarn-applications-catalog/hadoop-yarn-applications-catalog-webapp/pom.xml
index ca0d09f30c646..b0bc4f901914e 100644
--- a/hadoop-yarn-project/hadoop-yarn/hadoop-yarn-applications/hadoop-yarn-applications-catalog/hadoop-yarn-applications-catalog-webapp/pom.xml
+++ b/hadoop-yarn-project/hadoop-yarn/hadoop-yarn-applications/hadoop-yarn-applications-catalog/hadoop-yarn-applications-catalog-webapp/pom.xml
@@ -183,6 +183,10 @@
                     <groupId>org.eclipse.jetty</groupId>
                     <artifactId>jetty-client</artifactId>
                 </exclusion>
+                <exclusion>
+                    <groupId>commons-collections</groupId>
+                    <artifactId>commons-collections</artifactId>
+                </exclusion>
             </exclusions>
             <scope>test</scope>
         </dependency>
@@ -212,6 +216,10 @@
                     <groupId>org.eclipse.jetty</groupId>
                     <artifactId>jetty-client</artifactId>
                 </exclusion>
+                <exclusion>
+                    <groupId>commons-collections</groupId>
+                    <artifactId>commons-collections</artifactId>
+                </exclusion>
             </exclusions>
             <scope>test</scope>
         </dependency>
diff --git a/hadoop-yarn-project/hadoop-yarn/hadoop-yarn-client/src/main/java/org/apache/hadoop/yarn/client/cli/RouterCLI.java b/hadoop-yarn-project/hadoop-yarn/hadoop-yarn-client/src/main/java/org/apache/hadoop/yarn/client/cli/RouterCLI.java
index bc6a0aed308c0..00f0013d2fa0e 100644
--- a/hadoop-yarn-project/hadoop-yarn/hadoop-yarn-client/src/main/java/org/apache/hadoop/yarn/client/cli/RouterCLI.java
+++ b/hadoop-yarn-project/hadoop-yarn/hadoop-yarn-client/src/main/java/org/apache/hadoop/yarn/client/cli/RouterCLI.java
@@ -24,8 +24,8 @@
 import org.apache.commons.cli.Option;
 import org.apache.commons.cli.Options;
 import org.apache.commons.cli.ParseException;
-import org.apache.commons.collections.CollectionUtils;
-import org.apache.commons.collections.MapUtils;
+import org.apache.commons.collections4.CollectionUtils;
+import org.apache.commons.collections4.MapUtils;
 import org.apache.commons.lang3.StringUtils;
 import org.apache.hadoop.classification.VisibleForTesting;
 import org.apache.hadoop.conf.Configuration;
diff --git a/hadoop-yarn-project/hadoop-yarn/hadoop-yarn-server/hadoop-yarn-server-applicationhistoryservice/pom.xml b/hadoop-yarn-project/hadoop-yarn/hadoop-yarn-server/hadoop-yarn-server-applicationhistoryservice/pom.xml
index 7d9ad0d718a8a..28539ec8ad151 100644
--- a/hadoop-yarn-project/hadoop-yarn/hadoop-yarn-server/hadoop-yarn-server-applicationhistoryservice/pom.xml
+++ b/hadoop-yarn-project/hadoop-yarn/hadoop-yarn-server/hadoop-yarn-server-applicationhistoryservice/pom.xml
@@ -172,8 +172,8 @@
     </dependency>
 
     <dependency>
-      <groupId>commons-collections</groupId>
-      <artifactId>commons-collections</artifactId>
+      <groupId>org.apache.commons</groupId>
+      <artifactId>commons-collections4</artifactId>
     </dependency>
 
     <dependency>
diff --git a/hadoop-yarn-project/hadoop-yarn/hadoop-yarn-server/hadoop-yarn-server-applicationhistoryservice/src/main/java/org/apache/hadoop/yarn/server/timeline/LeveldbTimelineStore.java b/hadoop-yarn-project/hadoop-yarn/hadoop-yarn-server/hadoop-yarn-server-applicationhistoryservice/src/main/java/org/apache/hadoop/yarn/server/timeline/LeveldbTimelineStore.java
index a55aa29332165..78741720a171d 100644
--- a/hadoop-yarn-project/hadoop-yarn/hadoop-yarn-server/hadoop-yarn-server-applicationhistoryservice/src/main/java/org/apache/hadoop/yarn/server/timeline/LeveldbTimelineStore.java
+++ b/hadoop-yarn-project/hadoop-yarn/hadoop-yarn-server/hadoop-yarn-server-applicationhistoryservice/src/main/java/org/apache/hadoop/yarn/server/timeline/LeveldbTimelineStore.java
@@ -20,7 +20,7 @@
 
 import org.apache.hadoop.classification.VisibleForTesting;
 import org.apache.hadoop.util.Preconditions;
-import org.apache.commons.collections.map.LRUMap;
+import org.apache.commons.collections4.map.LRUMap;
 import org.apache.hadoop.classification.InterfaceAudience;
 import org.apache.hadoop.classification.InterfaceAudience.Private;
 import org.apache.hadoop.classification.InterfaceStability;
diff --git a/hadoop-yarn-project/hadoop-yarn/hadoop-yarn-server/hadoop-yarn-server-applicationhistoryservice/src/main/java/org/apache/hadoop/yarn/server/timeline/RollingLevelDBTimelineStore.java b/hadoop-yarn-project/hadoop-yarn/hadoop-yarn-server/hadoop-yarn-server-applicationhistoryservice/src/main/java/org/apache/hadoop/yarn/server/timeline/RollingLevelDBTimelineStore.java
index e93dcee3404e6..97ff86ede271b 100644
--- a/hadoop-yarn-project/hadoop-yarn/hadoop-yarn-server/hadoop-yarn-server-applicationhistoryservice/src/main/java/org/apache/hadoop/yarn/server/timeline/RollingLevelDBTimelineStore.java
+++ b/hadoop-yarn-project/hadoop-yarn/hadoop-yarn-server/hadoop-yarn-server-applicationhistoryservice/src/main/java/org/apache/hadoop/yarn/server/timeline/RollingLevelDBTimelineStore.java
@@ -35,7 +35,7 @@
 import java.util.SortedSet;
 import java.util.TreeMap;
 
-import org.apache.commons.collections.map.LRUMap;
+import org.apache.commons.collections4.map.LRUMap;
 import org.apache.commons.lang3.StringUtils;
 import org.apache.hadoop.classification.InterfaceAudience;
 import org.apache.hadoop.classification.InterfaceAudience.Private;
diff --git a/hadoop-yarn-project/hadoop-yarn/hadoop-yarn-server/hadoop-yarn-server-applicationhistoryservice/src/main/java/org/apache/hadoop/yarn/server/timeline/security/TimelineACLsManager.java b/hadoop-yarn-project/hadoop-yarn/hadoop-yarn-server/hadoop-yarn-server-applicationhistoryservice/src/main/java/org/apache/hadoop/yarn/server/timeline/security/TimelineACLsManager.java
index aba22ea8b7794..f2d056d7d7303 100644
--- a/hadoop-yarn-project/hadoop-yarn/hadoop-yarn-server/hadoop-yarn-server-applicationhistoryservice/src/main/java/org/apache/hadoop/yarn/server/timeline/security/TimelineACLsManager.java
+++ b/hadoop-yarn-project/hadoop-yarn/hadoop-yarn-server/hadoop-yarn-server-applicationhistoryservice/src/main/java/org/apache/hadoop/yarn/server/timeline/security/TimelineACLsManager.java
@@ -23,7 +23,7 @@
 import java.util.HashMap;
 import java.util.Map;
 
-import org.apache.commons.collections.map.LRUMap;
+import org.apache.commons.collections4.map.LRUMap;
 import org.apache.hadoop.classification.InterfaceAudience.Private;
 import org.apache.hadoop.conf.Configuration;
 import org.apache.hadoop.security.UserGroupInformation;
diff --git a/hadoop-yarn-project/hadoop-yarn/hadoop-yarn-server/hadoop-yarn-server-common/src/main/java/org/apache/hadoop/yarn/server/federation/policies/amrmproxy/LocalityMulticastAMRMProxyPolicy.java b/hadoop-yarn-project/hadoop-yarn/hadoop-yarn-server/hadoop-yarn-server-common/src/main/java/org/apache/hadoop/yarn/server/federation/policies/amrmproxy/LocalityMulticastAMRMProxyPolicy.java
index 2cd1eacaa665f..df3e222cc5dda 100644
--- a/hadoop-yarn-project/hadoop-yarn/hadoop-yarn-server/hadoop-yarn-server-common/src/main/java/org/apache/hadoop/yarn/server/federation/policies/amrmproxy/LocalityMulticastAMRMProxyPolicy.java
+++ b/hadoop-yarn-project/hadoop-yarn/hadoop-yarn-server/hadoop-yarn-server-common/src/main/java/org/apache/hadoop/yarn/server/federation/policies/amrmproxy/LocalityMulticastAMRMProxyPolicy.java
@@ -32,7 +32,7 @@
 import java.util.concurrent.ConcurrentHashMap;
 import java.util.concurrent.atomic.AtomicLong;
 
-import org.apache.commons.collections.MapUtils;
+import org.apache.commons.collections4.MapUtils;
 import org.apache.hadoop.conf.Configuration;
 import org.apache.hadoop.util.StringUtils;
 import org.apache.hadoop.yarn.api.protocolrecords.AllocateResponse;
diff --git a/hadoop-yarn-project/hadoop-yarn/hadoop-yarn-server/hadoop-yarn-server-common/src/main/java/org/apache/hadoop/yarn/server/federation/policies/dao/WeightedPolicyInfo.java b/hadoop-yarn-project/hadoop-yarn/hadoop-yarn-server/hadoop-yarn-server-common/src/main/java/org/apache/hadoop/yarn/server/federation/policies/dao/WeightedPolicyInfo.java
index 7fc55b9f58736..f52ad94145a86 100644
--- a/hadoop-yarn-project/hadoop-yarn/hadoop-yarn-server/hadoop-yarn-server-common/src/main/java/org/apache/hadoop/yarn/server/federation/policies/dao/WeightedPolicyInfo.java
+++ b/hadoop-yarn-project/hadoop-yarn/hadoop-yarn-server/hadoop-yarn-server-common/src/main/java/org/apache/hadoop/yarn/server/federation/policies/dao/WeightedPolicyInfo.java
@@ -30,7 +30,7 @@
 import javax.xml.bind.annotation.XmlAccessorType;
 import javax.xml.bind.annotation.XmlRootElement;
 
-import org.apache.commons.collections.CollectionUtils;
+import org.apache.commons.collections4.CollectionUtils;
 import org.apache.hadoop.classification.InterfaceAudience;
 import org.apache.hadoop.classification.InterfaceStability;
 import org.apache.hadoop.yarn.server.federation.policies.exceptions.FederationPolicyInitializationException;
diff --git a/hadoop-yarn-project/hadoop-yarn/hadoop-yarn-server/hadoop-yarn-server-common/src/main/java/org/apache/hadoop/yarn/server/federation/store/utils/FederationPolicyStoreInputValidator.java b/hadoop-yarn-project/hadoop-yarn/hadoop-yarn-server/hadoop-yarn-server-common/src/main/java/org/apache/hadoop/yarn/server/federation/store/utils/FederationPolicyStoreInputValidator.java
index d56efb4dcecbf..e3d7ee03c1b13 100644
--- a/hadoop-yarn-project/hadoop-yarn/hadoop-yarn-server/hadoop-yarn-server-common/src/main/java/org/apache/hadoop/yarn/server/federation/store/utils/FederationPolicyStoreInputValidator.java
+++ b/hadoop-yarn-project/hadoop-yarn/hadoop-yarn-server/hadoop-yarn-server-common/src/main/java/org/apache/hadoop/yarn/server/federation/store/utils/FederationPolicyStoreInputValidator.java
@@ -18,7 +18,7 @@
 
 package org.apache.hadoop.yarn.server.federation.store.utils;
 
-import org.apache.commons.collections.CollectionUtils;
+import org.apache.commons.collections4.CollectionUtils;
 import org.apache.hadoop.yarn.server.federation.store.exception.FederationStateStoreInvalidInputException;
 import org.apache.hadoop.yarn.server.federation.store.records.DeleteSubClusterPoliciesConfigurationsRequest;
 import org.apache.hadoop.yarn.server.federation.store.records.GetSubClusterPolicyConfigurationRequest;
diff --git a/hadoop-yarn-project/hadoop-yarn/hadoop-yarn-server/hadoop-yarn-server-common/src/main/java/org/apache/hadoop/yarn/server/federation/utils/FederationRegistryClient.java b/hadoop-yarn-project/hadoop-yarn/hadoop-yarn-server/hadoop-yarn-server-common/src/main/java/org/apache/hadoop/yarn/server/federation/utils/FederationRegistryClient.java
index 9e4d1e6ed0e81..52e7249f9b3b8 100644
--- a/hadoop-yarn-project/hadoop-yarn/hadoop-yarn-server/hadoop-yarn-server-common/src/main/java/org/apache/hadoop/yarn/server/federation/utils/FederationRegistryClient.java
+++ b/hadoop-yarn-project/hadoop-yarn/hadoop-yarn-server/hadoop-yarn-server-common/src/main/java/org/apache/hadoop/yarn/server/federation/utils/FederationRegistryClient.java
@@ -26,7 +26,7 @@
 import java.util.Map;
 import java.util.concurrent.ConcurrentHashMap;
 
-import org.apache.commons.collections.MapUtils;
+import org.apache.commons.collections4.MapUtils;
 import org.apache.hadoop.conf.Configuration;
 import org.apache.hadoop.io.Text;
 import org.apache.hadoop.registry.client.api.BindFlags;
diff --git a/hadoop-yarn-project/hadoop-yarn/hadoop-yarn-server/hadoop-yarn-server-common/src/main/java/org/apache/hadoop/yarn/server/federation/utils/FederationStateStoreFacade.java b/hadoop-yarn-project/hadoop-yarn/hadoop-yarn-server/hadoop-yarn-server-common/src/main/java/org/apache/hadoop/yarn/server/federation/utils/FederationStateStoreFacade.java
index c0741a6c625bf..a32ae38ff2623 100644
--- a/hadoop-yarn-project/hadoop-yarn/hadoop-yarn-server/hadoop-yarn-server-common/src/main/java/org/apache/hadoop/yarn/server/federation/utils/FederationStateStoreFacade.java
+++ b/hadoop-yarn-project/hadoop-yarn/hadoop-yarn-server/hadoop-yarn-server-common/src/main/java/org/apache/hadoop/yarn/server/federation/utils/FederationStateStoreFacade.java
@@ -30,8 +30,8 @@
 
 import javax.cache.integration.CacheLoaderException;
 
-import org.apache.commons.collections.CollectionUtils;
-import org.apache.commons.collections.MapUtils;
+import org.apache.commons.collections4.CollectionUtils;
+import org.apache.commons.collections4.MapUtils;
 import org.apache.hadoop.conf.Configuration;
 import org.apache.hadoop.io.retry.RetryPolicies;
 import org.apache.hadoop.io.retry.RetryPolicy;
diff --git a/hadoop-yarn-project/hadoop-yarn/hadoop-yarn-server/hadoop-yarn-server-globalpolicygenerator/src/main/java/org/apache/hadoop/yarn/server/globalpolicygenerator/policygenerator/LoadBasedGlobalPolicy.java b/hadoop-yarn-project/hadoop-yarn/hadoop-yarn-server/hadoop-yarn-server-globalpolicygenerator/src/main/java/org/apache/hadoop/yarn/server/globalpolicygenerator/policygenerator/LoadBasedGlobalPolicy.java
index f728b92d71f53..96c52e3d5fdde 100644
--- a/hadoop-yarn-project/hadoop-yarn/hadoop-yarn-server/hadoop-yarn-server-globalpolicygenerator/src/main/java/org/apache/hadoop/yarn/server/globalpolicygenerator/policygenerator/LoadBasedGlobalPolicy.java
+++ b/hadoop-yarn-project/hadoop-yarn/hadoop-yarn-server/hadoop-yarn-server-globalpolicygenerator/src/main/java/org/apache/hadoop/yarn/server/globalpolicygenerator/policygenerator/LoadBasedGlobalPolicy.java
@@ -17,7 +17,7 @@
  */
 package org.apache.hadoop.yarn.server.globalpolicygenerator.policygenerator;
 
-import org.apache.commons.collections.MapUtils;
+import org.apache.commons.collections4.MapUtils;
 import org.apache.hadoop.classification.VisibleForTesting;
 import org.apache.hadoop.conf.Configuration;
 import org.apache.hadoop.yarn.exceptions.YarnRuntimeException;
diff --git a/hadoop-yarn-project/hadoop-yarn/hadoop-yarn-server/hadoop-yarn-server-resourcemanager/src/main/java/org/apache/hadoop/yarn/server/resourcemanager/NodesListManager.java b/hadoop-yarn-project/hadoop-yarn/hadoop-yarn-server/hadoop-yarn-server-resourcemanager/src/main/java/org/apache/hadoop/yarn/server/resourcemanager/NodesListManager.java
index 2e88078f1339b..ab86cdcb10bc4 100644
--- a/hadoop-yarn-project/hadoop-yarn/hadoop-yarn-server/hadoop-yarn-server-resourcemanager/src/main/java/org/apache/hadoop/yarn/server/resourcemanager/NodesListManager.java
+++ b/hadoop-yarn-project/hadoop-yarn/hadoop-yarn-server/hadoop-yarn-server-resourcemanager/src/main/java/org/apache/hadoop/yarn/server/resourcemanager/NodesListManager.java
@@ -33,7 +33,7 @@
 import java.util.concurrent.ConcurrentHashMap;
 import java.util.stream.Collectors;
 
-import org.apache.commons.collections.CollectionUtils;
+import org.apache.commons.collections4.CollectionUtils;
 import org.slf4j.Logger;
 import org.slf4j.LoggerFactory;
 import org.apache.hadoop.conf.Configuration;
diff --git a/hadoop-yarn-project/hadoop-yarn/hadoop-yarn-server/hadoop-yarn-server-resourcemanager/src/main/java/org/apache/hadoop/yarn/server/resourcemanager/ResourceTrackerService.java b/hadoop-yarn-project/hadoop-yarn/hadoop-yarn-server/hadoop-yarn-server-resourcemanager/src/main/java/org/apache/hadoop/yarn/server/resourcemanager/ResourceTrackerService.java
index cf2aed41e0059..d4b72216dfafb 100644
--- a/hadoop-yarn-project/hadoop-yarn/hadoop-yarn-server/hadoop-yarn-server-resourcemanager/src/main/java/org/apache/hadoop/yarn/server/resourcemanager/ResourceTrackerService.java
+++ b/hadoop-yarn-project/hadoop-yarn/hadoop-yarn-server/hadoop-yarn-server-resourcemanager/src/main/java/org/apache/hadoop/yarn/server/resourcemanager/ResourceTrackerService.java
@@ -31,7 +31,7 @@
 import java.util.concurrent.locks.ReentrantReadWriteLock.ReadLock;
 import java.util.concurrent.locks.ReentrantReadWriteLock.WriteLock;
 
-import org.apache.commons.collections.CollectionUtils;
+import org.apache.commons.collections4.CollectionUtils;
 import org.apache.hadoop.thirdparty.com.google.common.collect.ImmutableMap;
 import org.slf4j.Logger;
 import org.slf4j.LoggerFactory;
diff --git a/hadoop-yarn-project/hadoop-yarn/hadoop-yarn-server/hadoop-yarn-server-resourcemanager/src/main/java/org/apache/hadoop/yarn/server/resourcemanager/monitor/capacity/ProportionalCapacityPreemptionPolicy.java b/hadoop-yarn-project/hadoop-yarn/hadoop-yarn-server/hadoop-yarn-server-resourcemanager/src/main/java/org/apache/hadoop/yarn/server/resourcemanager/monitor/capacity/ProportionalCapacityPreemptionPolicy.java
index 443241a664ab9..8d96f4812c7f4 100644
--- a/hadoop-yarn-project/hadoop-yarn/hadoop-yarn-server/hadoop-yarn-server-resourcemanager/src/main/java/org/apache/hadoop/yarn/server/resourcemanager/monitor/capacity/ProportionalCapacityPreemptionPolicy.java
+++ b/hadoop-yarn-project/hadoop-yarn/hadoop-yarn-server/hadoop-yarn-server-resourcemanager/src/main/java/org/apache/hadoop/yarn/server/resourcemanager/monitor/capacity/ProportionalCapacityPreemptionPolicy.java
@@ -17,7 +17,7 @@
  */
 package org.apache.hadoop.yarn.server.resourcemanager.monitor.capacity;
 
-import org.apache.commons.collections.CollectionUtils;
+import org.apache.commons.collections4.CollectionUtils;
 import org.apache.hadoop.classification.VisibleForTesting;
 import org.apache.hadoop.thirdparty.com.google.common.collect.ImmutableSet;
 import org.apache.commons.lang3.StringUtils;
diff --git a/hadoop-yarn-project/hadoop-yarn/hadoop-yarn-server/hadoop-yarn-server-resourcemanager/src/main/java/org/apache/hadoop/yarn/server/resourcemanager/rmnode/RMNodeImpl.java b/hadoop-yarn-project/hadoop-yarn/hadoop-yarn-server/hadoop-yarn-server-resourcemanager/src/main/java/org/apache/hadoop/yarn/server/resourcemanager/rmnode/RMNodeImpl.java
index 22fd49171b92c..d8d42bcf3d9a2 100644
--- a/hadoop-yarn-project/hadoop-yarn/hadoop-yarn-server/hadoop-yarn-server-resourcemanager/src/main/java/org/apache/hadoop/yarn/server/resourcemanager/rmnode/RMNodeImpl.java
+++ b/hadoop-yarn-project/hadoop-yarn/hadoop-yarn-server/hadoop-yarn-server-resourcemanager/src/main/java/org/apache/hadoop/yarn/server/resourcemanager/rmnode/RMNodeImpl.java
@@ -35,7 +35,7 @@
 import java.util.concurrent.locks.ReentrantReadWriteLock.ReadLock;
 import java.util.concurrent.locks.ReentrantReadWriteLock.WriteLock;
 
-import org.apache.commons.collections.keyvalue.DefaultMapEntry;
+import org.apache.commons.collections4.keyvalue.DefaultMapEntry;
 import org.apache.hadoop.yarn.server.api.records.NodeStatus;
 import org.apache.hadoop.yarn.server.resourcemanager.rmcontainer.RMContainer;
 import org.slf4j.Logger;
diff --git a/hadoop-yarn-project/hadoop-yarn/hadoop-yarn-server/hadoop-yarn-server-resourcemanager/src/main/java/org/apache/hadoop/yarn/server/resourcemanager/scheduler/activities/ActivitiesManager.java b/hadoop-yarn-project/hadoop-yarn/hadoop-yarn-server/hadoop-yarn-server-resourcemanager/src/main/java/org/apache/hadoop/yarn/server/resourcemanager/scheduler/activities/ActivitiesManager.java
index 01a18db786f13..001c638801bf5 100644
--- a/hadoop-yarn-project/hadoop-yarn/hadoop-yarn-server/hadoop-yarn-server-resourcemanager/src/main/java/org/apache/hadoop/yarn/server/resourcemanager/scheduler/activities/ActivitiesManager.java
+++ b/hadoop-yarn-project/hadoop-yarn/hadoop-yarn-server/hadoop-yarn-server-resourcemanager/src/main/java/org/apache/hadoop/yarn/server/resourcemanager/scheduler/activities/ActivitiesManager.java
@@ -25,7 +25,7 @@
 import org.apache.hadoop.yarn.server.resourcemanager.scheduler.ResourceScheduler;
 import org.apache.hadoop.yarn.server.resourcemanager.scheduler.capacity.CapacityScheduler;
 import org.apache.hadoop.yarn.util.resource.ResourceCalculator;
-import org.apache.commons.collections.CollectionUtils;
+import org.apache.commons.collections4.CollectionUtils;
 import org.apache.hadoop.yarn.server.resourcemanager.webapp.RMWSConsts;
 import org.apache.hadoop.yarn.conf.YarnConfiguration;
 import org.slf4j.Logger;
diff --git a/hadoop-yarn-project/hadoop-yarn/hadoop-yarn-server/hadoop-yarn-server-resourcemanager/src/main/java/org/apache/hadoop/yarn/server/resourcemanager/scheduler/activities/AppAllocation.java b/hadoop-yarn-project/hadoop-yarn/hadoop-yarn-server/hadoop-yarn-server-resourcemanager/src/main/java/org/apache/hadoop/yarn/server/resourcemanager/scheduler/activities/AppAllocation.java
index 49d0bc0e00ed9..ee2138fcdeef4 100644
--- a/hadoop-yarn-project/hadoop-yarn/hadoop-yarn-server/hadoop-yarn-server-resourcemanager/src/main/java/org/apache/hadoop/yarn/server/resourcemanager/scheduler/activities/AppAllocation.java
+++ b/hadoop-yarn-project/hadoop-yarn/hadoop-yarn-server/hadoop-yarn-server-resourcemanager/src/main/java/org/apache/hadoop/yarn/server/resourcemanager/scheduler/activities/AppAllocation.java
@@ -18,7 +18,7 @@
 
 package org.apache.hadoop.yarn.server.resourcemanager.scheduler.activities;
 
-import org.apache.commons.collections.CollectionUtils;
+import org.apache.commons.collections4.CollectionUtils;
 import org.apache.hadoop.yarn.api.records.ContainerId;
 import org.apache.hadoop.yarn.api.records.NodeId;
 import org.apache.hadoop.yarn.api.records.Priority;
diff --git a/hadoop-yarn-project/hadoop-yarn/hadoop-yarn-server/hadoop-yarn-server-resourcemanager/src/main/java/org/apache/hadoop/yarn/server/resourcemanager/scheduler/capacity/CapacitySchedulerQueueCapacityHandler.java b/hadoop-yarn-project/hadoop-yarn/hadoop-yarn-server/hadoop-yarn-server-resourcemanager/src/main/java/org/apache/hadoop/yarn/server/resourcemanager/scheduler/capacity/CapacitySchedulerQueueCapacityHandler.java
index 2a446f138390d..4f47361b958ca 100644
--- a/hadoop-yarn-project/hadoop-yarn/hadoop-yarn-server/hadoop-yarn-server-resourcemanager/src/main/java/org/apache/hadoop/yarn/server/resourcemanager/scheduler/capacity/CapacitySchedulerQueueCapacityHandler.java
+++ b/hadoop-yarn-project/hadoop-yarn/hadoop-yarn-server/hadoop-yarn-server-resourcemanager/src/main/java/org/apache/hadoop/yarn/server/resourcemanager/scheduler/capacity/CapacitySchedulerQueueCapacityHandler.java
@@ -18,7 +18,7 @@
 
 package org.apache.hadoop.yarn.server.resourcemanager.scheduler.capacity;
 
-import org.apache.commons.collections.CollectionUtils;
+import org.apache.commons.collections4.CollectionUtils;
 import org.apache.hadoop.yarn.api.records.Resource;
 import org.apache.hadoop.yarn.api.records.ResourceInformation;
 import org.apache.hadoop.yarn.server.resourcemanager.nodelabels.RMNodeLabelsManager;
diff --git a/hadoop-yarn-project/hadoop-yarn/hadoop-yarn-server/hadoop-yarn-server-resourcemanager/src/main/java/org/apache/hadoop/yarn/server/resourcemanager/scheduler/placement/AppPlacementAllocator.java b/hadoop-yarn-project/hadoop-yarn/hadoop-yarn-server/hadoop-yarn-server-resourcemanager/src/main/java/org/apache/hadoop/yarn/server/resourcemanager/scheduler/placement/AppPlacementAllocator.java
index b1b340269d87f..20b54298c36b2 100644
--- a/hadoop-yarn-project/hadoop-yarn/hadoop-yarn-server/hadoop-yarn-server-resourcemanager/src/main/java/org/apache/hadoop/yarn/server/resourcemanager/scheduler/placement/AppPlacementAllocator.java
+++ b/hadoop-yarn-project/hadoop-yarn/hadoop-yarn-server/hadoop-yarn-server-resourcemanager/src/main/java/org/apache/hadoop/yarn/server/resourcemanager/scheduler/placement/AppPlacementAllocator.java
@@ -18,7 +18,7 @@
 
 package org.apache.hadoop.yarn.server.resourcemanager.scheduler.placement;
 
-import org.apache.commons.collections.IteratorUtils;
+import org.apache.commons.collections4.IteratorUtils;
 import org.apache.hadoop.yarn.api.records.ResourceRequest;
 import org.apache.hadoop.yarn.api.records.SchedulingRequest;
 import org.apache.hadoop.yarn.server.resourcemanager.scheduler.activities.DiagnosticsCollector;
diff --git a/hadoop-yarn-project/hadoop-yarn/hadoop-yarn-server/hadoop-yarn-server-resourcemanager/src/main/java/org/apache/hadoop/yarn/server/resourcemanager/scheduler/placement/MultiNodeSortingManager.java b/hadoop-yarn-project/hadoop-yarn/hadoop-yarn-server/hadoop-yarn-server-resourcemanager/src/main/java/org/apache/hadoop/yarn/server/resourcemanager/scheduler/placement/MultiNodeSortingManager.java
index fdcf7e715a51e..1acf65ee5986f 100644
--- a/hadoop-yarn-project/hadoop-yarn/hadoop-yarn-server/hadoop-yarn-server-resourcemanager/src/main/java/org/apache/hadoop/yarn/server/resourcemanager/scheduler/placement/MultiNodeSortingManager.java
+++ b/hadoop-yarn-project/hadoop-yarn/hadoop-yarn-server/hadoop-yarn-server-resourcemanager/src/main/java/org/apache/hadoop/yarn/server/resourcemanager/scheduler/placement/MultiNodeSortingManager.java
@@ -25,7 +25,7 @@
 import java.util.Set;
 import java.util.concurrent.ConcurrentHashMap;
 
-import org.apache.commons.collections.IteratorUtils;
+import org.apache.commons.collections4.IteratorUtils;
 import org.apache.commons.lang3.StringUtils;
 import org.slf4j.Logger;
 import org.slf4j.LoggerFactory;
diff --git a/hadoop-yarn-project/hadoop-yarn/hadoop-yarn-server/hadoop-yarn-server-router/src/main/java/org/apache/hadoop/yarn/server/router/RouterServerUtil.java b/hadoop-yarn-project/hadoop-yarn/hadoop-yarn-server/hadoop-yarn-server-router/src/main/java/org/apache/hadoop/yarn/server/router/RouterServerUtil.java
index 744ddc87050d1..3e3adecdae70e 100644
--- a/hadoop-yarn-project/hadoop-yarn/hadoop-yarn-server/hadoop-yarn-server-router/src/main/java/org/apache/hadoop/yarn/server/router/RouterServerUtil.java
+++ b/hadoop-yarn-project/hadoop-yarn/hadoop-yarn-server/hadoop-yarn-server-router/src/main/java/org/apache/hadoop/yarn/server/router/RouterServerUtil.java
@@ -18,7 +18,7 @@
 
 package org.apache.hadoop.yarn.server.router;
 
-import org.apache.commons.collections.CollectionUtils;
+import org.apache.commons.collections4.CollectionUtils;
 import org.apache.commons.lang3.math.NumberUtils;
 import org.apache.hadoop.classification.InterfaceAudience.Private;
 import org.apache.hadoop.classification.InterfaceAudience.Public;
diff --git a/hadoop-yarn-project/hadoop-yarn/hadoop-yarn-server/hadoop-yarn-server-router/src/main/java/org/apache/hadoop/yarn/server/router/rmadmin/FederationRMAdminInterceptor.java b/hadoop-yarn-project/hadoop-yarn/hadoop-yarn-server/hadoop-yarn-server-router/src/main/java/org/apache/hadoop/yarn/server/router/rmadmin/FederationRMAdminInterceptor.java
index fee734f4fb349..9ddb58ccdf02f 100644
--- a/hadoop-yarn-project/hadoop-yarn/hadoop-yarn-server/hadoop-yarn-server-router/src/main/java/org/apache/hadoop/yarn/server/router/rmadmin/FederationRMAdminInterceptor.java
+++ b/hadoop-yarn-project/hadoop-yarn/hadoop-yarn-server/hadoop-yarn-server-router/src/main/java/org/apache/hadoop/yarn/server/router/rmadmin/FederationRMAdminInterceptor.java
@@ -18,8 +18,8 @@
 
 package org.apache.hadoop.yarn.server.router.rmadmin;
 
-import org.apache.commons.collections.CollectionUtils;
-import org.apache.commons.collections.MapUtils;
+import org.apache.commons.collections4.CollectionUtils;
+import org.apache.commons.collections4.MapUtils;
 import org.apache.commons.lang3.StringUtils;
 import org.apache.hadoop.classification.VisibleForTesting;
 import org.apache.hadoop.conf.Configuration;
diff --git a/hadoop-yarn-project/hadoop-yarn/hadoop-yarn-server/hadoop-yarn-server-router/src/main/java/org/apache/hadoop/yarn/server/router/webapp/AppsBlock.java b/hadoop-yarn-project/hadoop-yarn/hadoop-yarn-server/hadoop-yarn-server-router/src/main/java/org/apache/hadoop/yarn/server/router/webapp/AppsBlock.java
index 4fa07b70fa71b..b6cc4762269a3 100644
--- a/hadoop-yarn-project/hadoop-yarn/hadoop-yarn-server/hadoop-yarn-server-router/src/main/java/org/apache/hadoop/yarn/server/router/webapp/AppsBlock.java
+++ b/hadoop-yarn-project/hadoop-yarn/hadoop-yarn-server/hadoop-yarn-server-router/src/main/java/org/apache/hadoop/yarn/server/router/webapp/AppsBlock.java
@@ -27,7 +27,7 @@
 import static org.apache.hadoop.yarn.webapp.view.JQueryUI.C_PROGRESSBAR_VALUE;
 
 import com.sun.jersey.api.client.Client;
-import org.apache.commons.collections.CollectionUtils;
+import org.apache.commons.collections4.CollectionUtils;
 import org.apache.commons.lang3.StringUtils;
 import org.apache.hadoop.conf.Configuration;
 import org.apache.hadoop.yarn.server.federation.store.records.SubClusterId;
diff --git a/hadoop-yarn-project/hadoop-yarn/hadoop-yarn-server/hadoop-yarn-server-router/src/main/java/org/apache/hadoop/yarn/server/router/webapp/FederationInterceptorREST.java b/hadoop-yarn-project/hadoop-yarn/hadoop-yarn-server/hadoop-yarn-server-router/src/main/java/org/apache/hadoop/yarn/server/router/webapp/FederationInterceptorREST.java
index f0b06fc73681b..70e2ac7873bcf 100644
--- a/hadoop-yarn-project/hadoop-yarn/hadoop-yarn-server/hadoop-yarn-server-router/src/main/java/org/apache/hadoop/yarn/server/router/webapp/FederationInterceptorREST.java
+++ b/hadoop-yarn-project/hadoop-yarn/hadoop-yarn-server/hadoop-yarn-server-router/src/main/java/org/apache/hadoop/yarn/server/router/webapp/FederationInterceptorREST.java
@@ -43,7 +43,7 @@
 import javax.ws.rs.core.Response;
 import javax.ws.rs.core.Response.Status;
 
-import org.apache.commons.collections.CollectionUtils;
+import org.apache.commons.collections4.CollectionUtils;
 import org.apache.commons.lang3.StringUtils;
 import org.apache.commons.lang3.tuple.Pair;
 import org.apache.hadoop.conf.Configuration;
diff --git a/hadoop-yarn-project/hadoop-yarn/hadoop-yarn-server/hadoop-yarn-server-router/src/main/java/org/apache/hadoop/yarn/server/router/webapp/NodesBlock.java b/hadoop-yarn-project/hadoop-yarn/hadoop-yarn-server/hadoop-yarn-server-router/src/main/java/org/apache/hadoop/yarn/server/router/webapp/NodesBlock.java
index 4544ed4ed4466..85848f6b33032 100644
--- a/hadoop-yarn-project/hadoop-yarn/hadoop-yarn-server/hadoop-yarn-server-router/src/main/java/org/apache/hadoop/yarn/server/router/webapp/NodesBlock.java
+++ b/hadoop-yarn-project/hadoop-yarn/hadoop-yarn-server/hadoop-yarn-server-router/src/main/java/org/apache/hadoop/yarn/server/router/webapp/NodesBlock.java
@@ -19,7 +19,7 @@
 package org.apache.hadoop.yarn.server.router.webapp;
 
 import com.sun.jersey.api.client.Client;
-import org.apache.commons.collections.CollectionUtils;
+import org.apache.commons.collections4.CollectionUtils;
 import org.apache.hadoop.conf.Configuration;
 import org.apache.hadoop.util.StringUtils;
 import org.apache.hadoop.yarn.server.federation.store.records.SubClusterId;
diff --git a/hadoop-yarn-project/hadoop-yarn/hadoop-yarn-server/hadoop-yarn-server-router/src/main/java/org/apache/hadoop/yarn/server/router/webapp/RouterBlock.java b/hadoop-yarn-project/hadoop-yarn/hadoop-yarn-server/hadoop-yarn-server-router/src/main/java/org/apache/hadoop/yarn/server/router/webapp/RouterBlock.java
index 55bcb81f259e0..61a467ff762f5 100644
--- a/hadoop-yarn-project/hadoop-yarn/hadoop-yarn-server/hadoop-yarn-server-router/src/main/java/org/apache/hadoop/yarn/server/router/webapp/RouterBlock.java
+++ b/hadoop-yarn-project/hadoop-yarn/hadoop-yarn-server/hadoop-yarn-server-router/src/main/java/org/apache/hadoop/yarn/server/router/webapp/RouterBlock.java
@@ -21,7 +21,7 @@
 import com.sun.jersey.api.json.JSONConfiguration;
 import com.sun.jersey.api.json.JSONJAXBContext;
 import com.sun.jersey.api.json.JSONMarshaller;
-import org.apache.commons.collections.CollectionUtils;
+import org.apache.commons.collections4.CollectionUtils;
 import org.apache.commons.lang3.StringUtils;
 import org.apache.hadoop.conf.Configuration;
 import org.apache.hadoop.util.Time;
diff --git a/hadoop-yarn-project/hadoop-yarn/hadoop-yarn-server/hadoop-yarn-server-router/src/test/java/org/apache/hadoop/yarn/server/router/clientrm/TestRouterYarnClientUtils.java b/hadoop-yarn-project/hadoop-yarn/hadoop-yarn-server/hadoop-yarn-server-router/src/test/java/org/apache/hadoop/yarn/server/router/clientrm/TestRouterYarnClientUtils.java
index 346e9e8784171..7bae1de89af11 100644
--- a/hadoop-yarn-project/hadoop-yarn/hadoop-yarn-server/hadoop-yarn-server-router/src/test/java/org/apache/hadoop/yarn/server/router/clientrm/TestRouterYarnClientUtils.java
+++ b/hadoop-yarn-project/hadoop-yarn/hadoop-yarn-server/hadoop-yarn-server-router/src/test/java/org/apache/hadoop/yarn/server/router/clientrm/TestRouterYarnClientUtils.java
@@ -25,7 +25,7 @@
 import java.util.HashMap;
 import java.util.HashSet;
 
-import org.apache.commons.collections.CollectionUtils;
+import org.apache.commons.collections4.CollectionUtils;
 import org.apache.hadoop.thirdparty.com.google.common.collect.ImmutableSet;
 import org.apache.hadoop.yarn.api.protocolrecords.GetApplicationsResponse;
 import org.apache.hadoop.yarn.api.protocolrecords.GetClusterMetricsResponse;
diff --git a/hadoop-yarn-project/hadoop-yarn/hadoop-yarn-server/hadoop-yarn-server-router/src/test/java/org/apache/hadoop/yarn/server/router/clientrm/TestSequentialRouterPolicy.java b/hadoop-yarn-project/hadoop-yarn/hadoop-yarn-server/hadoop-yarn-server-router/src/test/java/org/apache/hadoop/yarn/server/router/clientrm/TestSequentialRouterPolicy.java
index e702b764fede7..2834380c7d4f2 100644
--- a/hadoop-yarn-project/hadoop-yarn/hadoop-yarn-server/hadoop-yarn-server-router/src/test/java/org/apache/hadoop/yarn/server/router/clientrm/TestSequentialRouterPolicy.java
+++ b/hadoop-yarn-project/hadoop-yarn/hadoop-yarn-server/hadoop-yarn-server-router/src/test/java/org/apache/hadoop/yarn/server/router/clientrm/TestSequentialRouterPolicy.java
@@ -18,7 +18,7 @@
 
 package org.apache.hadoop.yarn.server.router.clientrm;
 
-import org.apache.commons.collections.CollectionUtils;
+import org.apache.commons.collections4.CollectionUtils;
 import org.apache.hadoop.yarn.exceptions.YarnException;
 import org.apache.hadoop.yarn.server.federation.policies.FederationPolicyInitializationContext;
 import org.apache.hadoop.yarn.server.federation.policies.FederationPolicyInitializationContextValidator;
diff --git a/hadoop-yarn-project/hadoop-yarn/hadoop-yarn-server/hadoop-yarn-server-router/src/test/java/org/apache/hadoop/yarn/server/router/rmadmin/TestableFederationRMAdminInterceptor.java b/hadoop-yarn-project/hadoop-yarn/hadoop-yarn-server/hadoop-yarn-server-router/src/test/java/org/apache/hadoop/yarn/server/router/rmadmin/TestableFederationRMAdminInterceptor.java
index 29d06385e4e50..52d24a0a0c09f 100644
--- a/hadoop-yarn-project/hadoop-yarn/hadoop-yarn-server/hadoop-yarn-server-router/src/test/java/org/apache/hadoop/yarn/server/router/rmadmin/TestableFederationRMAdminInterceptor.java
+++ b/hadoop-yarn-project/hadoop-yarn/hadoop-yarn-server/hadoop-yarn-server-router/src/test/java/org/apache/hadoop/yarn/server/router/rmadmin/TestableFederationRMAdminInterceptor.java
@@ -18,7 +18,7 @@
 
 package org.apache.hadoop.yarn.server.router.rmadmin;
 
-import org.apache.commons.collections.MapUtils;
+import org.apache.commons.collections4.MapUtils;
 import org.apache.hadoop.yarn.conf.YarnConfiguration;
 import org.apache.hadoop.yarn.exceptions.YarnException;
 import org.apache.hadoop.yarn.server.api.ResourceManagerAdministrationProtocol;
diff --git a/hadoop-yarn-project/hadoop-yarn/hadoop-yarn-server/hadoop-yarn-server-router/src/test/java/org/apache/hadoop/yarn/server/router/secure/TestSecureLogins.java b/hadoop-yarn-project/hadoop-yarn/hadoop-yarn-server/hadoop-yarn-server-router/src/test/java/org/apache/hadoop/yarn/server/router/secure/TestSecureLogins.java
index 40911814c044c..b6929e9209e5c 100644
--- a/hadoop-yarn-project/hadoop-yarn/hadoop-yarn-server/hadoop-yarn-server-router/src/test/java/org/apache/hadoop/yarn/server/router/secure/TestSecureLogins.java
+++ b/hadoop-yarn-project/hadoop-yarn/hadoop-yarn-server/hadoop-yarn-server-router/src/test/java/org/apache/hadoop/yarn/server/router/secure/TestSecureLogins.java
@@ -17,7 +17,7 @@
  */
 package org.apache.hadoop.yarn.server.router.secure;
 
-import org.apache.commons.collections.MapUtils;
+import org.apache.commons.collections4.MapUtils;
 import org.apache.hadoop.service.Service;
 import org.apache.hadoop.yarn.api.ApplicationClientProtocol;
 import org.apache.hadoop.yarn.api.protocolrecords.GetClusterMetricsRequest;
diff --git a/hadoop-yarn-project/hadoop-yarn/hadoop-yarn-server/hadoop-yarn-server-router/src/test/java/org/apache/hadoop/yarn/server/router/subcluster/TestFederationSubCluster.java b/hadoop-yarn-project/hadoop-yarn/hadoop-yarn-server/hadoop-yarn-server-router/src/test/java/org/apache/hadoop/yarn/server/router/subcluster/TestFederationSubCluster.java
index 71034558687c9..6fc3e8bf001a8 100644
--- a/hadoop-yarn-project/hadoop-yarn/hadoop-yarn-server/hadoop-yarn-server-router/src/test/java/org/apache/hadoop/yarn/server/router/subcluster/TestFederationSubCluster.java
+++ b/hadoop-yarn-project/hadoop-yarn/hadoop-yarn-server/hadoop-yarn-server-router/src/test/java/org/apache/hadoop/yarn/server/router/subcluster/TestFederationSubCluster.java
@@ -20,7 +20,7 @@
 import com.sun.jersey.api.client.Client;
 import com.sun.jersey.api.client.ClientResponse;
 import com.sun.jersey.api.client.WebResource;
-import org.apache.commons.collections.CollectionUtils;
+import org.apache.commons.collections4.CollectionUtils;
 import org.apache.curator.framework.CuratorFramework;
 import org.apache.curator.framework.CuratorFrameworkFactory;
 import org.apache.curator.framework.state.ConnectionState;
diff --git a/hadoop-yarn-project/hadoop-yarn/hadoop-yarn-server/hadoop-yarn-server-timelineservice-documentstore/pom.xml b/hadoop-yarn-project/hadoop-yarn/hadoop-yarn-server/hadoop-yarn-server-timelineservice-documentstore/pom.xml
index 7c68853fb8d7a..565e86019065a 100644
--- a/hadoop-yarn-project/hadoop-yarn/hadoop-yarn-server/hadoop-yarn-server-timelineservice-documentstore/pom.xml
+++ b/hadoop-yarn-project/hadoop-yarn/hadoop-yarn-server/hadoop-yarn-server-timelineservice-documentstore/pom.xml
@@ -130,6 +130,10 @@
           <groupId>log4j</groupId>
           <artifactId>log4j</artifactId>
         </exclusion>
+        <exclusion>
+          <groupId>commons-collections</groupId>
+          <artifactId>commons-collections</artifactId>
+        </exclusion>
       </exclusions>
     </dependency>
   </dependencies>