HADOOP-17123. remove guava Preconditions from Hadoop-common-project modules (#3543)

hadoop-common-project/hadoop-auth/pom.xml

@@ -269,10 +269,12 @@
               <rules>
                 <restrictImports implementation="de.skuzzle.enforcer.restrictimports.rule.RestrictImports">
                   <includeTestCode>true</includeTestCode>
-                  <reason>Use hadoop-common provided VisibleForTesting rather than the one provided by Guava</reason>
+                  <reason>Use hadoop-common provided implementations rather than the one provided by Guava</reason>
                   <bannedImports>
                     <bannedImport>org.apache.hadoop.thirdparty.com.google.common.annotations.VisibleForTesting</bannedImport>
                     <bannedImport>com.google.common.annotations.VisibleForTesting</bannedImport>
+                    <bannedImport>org.apache.hadoop.thirdparty.com.google.common.base.Preconditions</bannedImport>
+                    <bannedImport>com.google.common.base.Preconditions</bannedImport>
                   </bannedImports>
                 </restrictImports>
               </rules>

hadoop-common-project/hadoop-auth/src/main/java/org/apache/hadoop/security/authentication/server/AuthenticationHandlerUtil.java

@@ -20,8 +20,6 @@ import static org.apache.hadoop.security.authentication.server.HttpConstants.DIG
 
 import java.util.Locale;
 
-import org.apache.hadoop.thirdparty.com.google.common.base.Preconditions;
-
 /**
  * This is a utility class designed to provide functionality related to
  * {@link AuthenticationHandler}.
@@ -44,8 +42,10 @@ public final class AuthenticationHandlerUtil {
    * @return an instance of AuthenticationHandler implementation.
    */
   public static String getAuthenticationHandlerClassName(String authHandler) {
-    String handlerName =
-        Preconditions.checkNotNull(authHandler).toLowerCase(Locale.ENGLISH);
+    if (authHandler == null) {
+      throw new NullPointerException();
+    }
+    String handlerName = authHandler.toLowerCase(Locale.ENGLISH);
 
     String authHandlerClassName = null;
 
@@ -98,8 +98,14 @@ public final class AuthenticationHandlerUtil {
    *         specified authentication scheme false Otherwise.
    */
   public static boolean matchAuthScheme(String scheme, String auth) {
-    scheme = Preconditions.checkNotNull(scheme).trim();
-    auth = Preconditions.checkNotNull(auth).trim();
+    if (scheme == null) {
+      throw new NullPointerException();
+    }
+    scheme = scheme.trim();
+    if (auth == null) {
+      throw new NullPointerException();
+    }
+    auth = auth.trim();
     return auth.regionMatches(true, 0, scheme, 0, scheme.length());
   }
 }

hadoop-common-project/hadoop-auth/src/main/java/org/apache/hadoop/security/authentication/server/LdapAuthenticationHandler.java

@@ -39,7 +39,6 @@ import org.slf4j.Logger;
 import org.slf4j.LoggerFactory;
 
 import org.apache.hadoop.classification.VisibleForTesting;
-import org.apache.hadoop.thirdparty.com.google.common.base.Preconditions;
 
 /**
  * The {@link LdapAuthenticationHandler} implements the BASIC authentication
@@ -144,15 +143,20 @@ public class LdapAuthenticationHandler implements AuthenticationHandler {
     this.enableStartTls =
         Boolean.valueOf(config.getProperty(ENABLE_START_TLS, "false"));
 
-    Preconditions
-        .checkNotNull(this.providerUrl, "The LDAP URI can not be null");
-    Preconditions.checkArgument((this.baseDN == null)
-        ^ (this.ldapDomain == null),
-        "Either LDAP base DN or LDAP domain value needs to be specified");
+    if (this.providerUrl == null) {
+      throw new NullPointerException("The LDAP URI can not be null");
+    }
+    if (!((this.baseDN == null)
+        ^ (this.ldapDomain == null))) {
+      throw new IllegalArgumentException(
+          "Either LDAP base DN or LDAP domain value needs to be specified");
+    }
     if (this.enableStartTls) {
       String tmp = this.providerUrl.toLowerCase();
-      Preconditions.checkArgument(!tmp.startsWith("ldaps"),
-          "Can not use ldaps and StartTLS option at the same time");
+      if (tmp.startsWith("ldaps")) {
+        throw new IllegalArgumentException(
+            "Can not use ldaps and StartTLS option at the same time");
+      }
     }
   }
 

hadoop-common-project/hadoop-auth/src/main/java/org/apache/hadoop/security/authentication/server/MultiSchemeAuthenticationHandler.java

@@ -30,7 +30,6 @@ import org.apache.hadoop.security.authentication.client.AuthenticationException;
 import org.slf4j.Logger;
 import org.slf4j.LoggerFactory;
 
-import org.apache.hadoop.thirdparty.com.google.common.base.Preconditions;
 import org.apache.hadoop.thirdparty.com.google.common.base.Splitter;
 
 /**
@@ -114,10 +113,10 @@ public class MultiSchemeAuthenticationHandler implements
     }
 
     this.types.clear();
-
-    String schemesProperty =
-        Preconditions.checkNotNull(config.getProperty(SCHEMES_PROPERTY),
-            "%s system property is not specified.", SCHEMES_PROPERTY);
+    if (config.getProperty(SCHEMES_PROPERTY) == null) {
+      throw new NullPointerException(SCHEMES_PROPERTY + " system property is not specified.");
+    }
+    String schemesProperty = config.getProperty(SCHEMES_PROPERTY);
     for (String scheme : STR_SPLITTER.split(schemesProperty)) {
       scheme = AuthenticationHandlerUtil.checkAuthScheme(scheme);
       if (schemeToAuthHandlerMapping.containsKey(scheme)) {
@@ -128,8 +127,10 @@ public class MultiSchemeAuthenticationHandler implements
       String authHandlerPropName =
           String.format(AUTH_HANDLER_PROPERTY, scheme).toLowerCase();
       String authHandlerName = config.getProperty(authHandlerPropName);
-      Preconditions.checkNotNull(authHandlerName,
-          "No auth handler configured for scheme %s.", scheme);
+      if (authHandlerName == null) {
+        throw new NullPointerException(
+            "No auth handler configured for scheme " + scheme);
+      }
 
       String authHandlerClassName =
           AuthenticationHandlerUtil
@@ -145,7 +146,9 @@ public class MultiSchemeAuthenticationHandler implements
   protected AuthenticationHandler initializeAuthHandler(
       String authHandlerClassName, Properties config) throws ServletException {
     try {
-      Preconditions.checkNotNull(authHandlerClassName);
+      if (authHandlerClassName == null) {
+        throw new NullPointerException();
+      }
       logger.debug("Initializing Authentication handler of type "
           + authHandlerClassName);
       Class<?> klass =

hadoop-common-project/hadoop-common/pom.xml

@@ -672,10 +672,12 @@
               <rules>
                 <restrictImports implementation="de.skuzzle.enforcer.restrictimports.rule.RestrictImports">
                   <includeTestCode>true</includeTestCode>
-                  <reason>Use hadoop-common provided VisibleForTesting rather than the one provided by Guava</reason>
+                  <reason>Use hadoop-common provided implementations rather than the one provided by Guava</reason>
                   <bannedImports>
                     <bannedImport>org.apache.hadoop.thirdparty.com.google.common.annotations.VisibleForTesting</bannedImport>
                     <bannedImport>com.google.common.annotations.VisibleForTesting</bannedImport>
+                    <bannedImport>org.apache.hadoop.thirdparty.com.google.common.base.Preconditions</bannedImport>
+                    <bannedImport>com.google.common.base.Preconditions</bannedImport>
                   </bannedImports>
                 </restrictImports>
               </rules>

hadoop-common-project/hadoop-common/src/main/java/org/apache/hadoop/conf/Configuration.java

@@ -107,7 +107,7 @@ import org.slf4j.LoggerFactory;
 import org.w3c.dom.Document;
 import org.w3c.dom.Element;
 
-import org.apache.hadoop.thirdparty.com.google.common.base.Preconditions;
+import org.apache.hadoop.util.Preconditions;
 import org.apache.hadoop.thirdparty.com.google.common.base.Strings;
 
 import static org.apache.commons.lang3.StringUtils.isBlank;

hadoop-common-project/hadoop-common/src/main/java/org/apache/hadoop/conf/ReconfigurableBase.java

@@ -19,7 +19,7 @@
 package org.apache.hadoop.conf;
 
 import org.apache.hadoop.classification.VisibleForTesting;
-import org.apache.hadoop.thirdparty.com.google.common.base.Preconditions;
+import org.apache.hadoop.util.Preconditions;
 import org.apache.hadoop.thirdparty.com.google.common.collect.Maps;
 import org.apache.hadoop.util.Time;
 import org.apache.hadoop.conf.ReconfigurationUtil.PropertyChange;

hadoop-common-project/hadoop-common/src/main/java/org/apache/hadoop/crypto/CryptoInputStream.java

@@ -30,7 +30,7 @@ import java.util.EnumSet;
 import java.util.Queue;
 import java.util.concurrent.ConcurrentLinkedQueue;
 
-import org.apache.hadoop.thirdparty.com.google.common.base.Preconditions;
+import org.apache.hadoop.util.Preconditions;
 import org.apache.hadoop.classification.InterfaceAudience;
 import org.apache.hadoop.classification.InterfaceStability;
 import org.apache.hadoop.fs.ByteBufferPositionedReadable;

hadoop-common-project/hadoop-common/src/main/java/org/apache/hadoop/crypto/CryptoOutputStream.java

@@ -31,8 +31,7 @@ import org.apache.hadoop.fs.Syncable;
 import org.apache.hadoop.fs.statistics.IOStatistics;
 import org.apache.hadoop.fs.statistics.IOStatisticsSource;
 import org.apache.hadoop.fs.impl.StoreImplementationUtils;
-
-import org.apache.hadoop.thirdparty.com.google.common.base.Preconditions;
+import org.apache.hadoop.util.Preconditions;
 
 import static org.apache.hadoop.fs.statistics.IOStatisticsSupport.retrieveIOStatistics;
 

hadoop-common-project/hadoop-common/src/main/java/org/apache/hadoop/crypto/CryptoStreamUtils.java

@@ -28,8 +28,8 @@ import org.apache.hadoop.classification.InterfaceAudience;
 import org.apache.hadoop.conf.Configuration;
 import org.apache.hadoop.fs.Seekable;
 import org.apache.hadoop.util.CleanerUtil;
+import org.apache.hadoop.util.Preconditions;
 
-import org.apache.hadoop.thirdparty.com.google.common.base.Preconditions;
 import org.slf4j.Logger;
 import org.slf4j.LoggerFactory;
 

hadoop-common-project/hadoop-common/src/main/java/org/apache/hadoop/crypto/JceCtrCryptoCodec.java

@@ -18,7 +18,7 @@
 package org.apache.hadoop.crypto;
 
 import org.bouncycastle.jce.provider.BouncyCastleProvider;
-import org.apache.hadoop.thirdparty.com.google.common.base.Preconditions;
+import org.apache.hadoop.util.Preconditions;
 import org.apache.hadoop.classification.InterfaceAudience;
 import org.apache.hadoop.classification.InterfaceStability;
 import org.apache.hadoop.conf.Configuration;

hadoop-common-project/hadoop-common/src/main/java/org/apache/hadoop/crypto/OpensslCipher.java

@@ -28,8 +28,7 @@ import javax.crypto.ShortBufferException;
 
 import org.apache.hadoop.classification.InterfaceAudience;
 import org.apache.hadoop.util.NativeCodeLoader;
-
-import org.apache.hadoop.thirdparty.com.google.common.base.Preconditions;
+import org.apache.hadoop.util.Preconditions;
 import org.apache.hadoop.util.PerformanceAdvisory;
 import org.slf4j.Logger;
 import org.slf4j.LoggerFactory;

hadoop-common-project/hadoop-common/src/main/java/org/apache/hadoop/crypto/OpensslCtrCryptoCodec.java

@@ -19,7 +19,7 @@ package org.apache.hadoop.crypto;
 
 import org.apache.hadoop.classification.InterfaceAudience;
 import org.apache.hadoop.classification.InterfaceStability;
-import org.apache.hadoop.thirdparty.com.google.common.base.Preconditions;
+import org.apache.hadoop.util.Preconditions;
 import org.apache.hadoop.conf.Configuration;
 import org.apache.hadoop.crypto.random.OpensslSecureRandom;
 import org.apache.hadoop.io.IOUtils;

hadoop-common-project/hadoop-common/src/main/java/org/apache/hadoop/crypto/key/JavaKeyStoreProvider.java

@@ -18,7 +18,7 @@
 
 package org.apache.hadoop.crypto.key;
 
-import org.apache.hadoop.thirdparty.com.google.common.base.Preconditions;
+import org.apache.hadoop.util.Preconditions;
 import org.apache.hadoop.classification.InterfaceAudience;
 import org.apache.hadoop.conf.Configuration;
 import org.apache.hadoop.fs.FSDataInputStream;

hadoop-common-project/hadoop-common/src/main/java/org/apache/hadoop/crypto/key/KeyProviderCryptoExtension.java

@@ -29,8 +29,7 @@ import javax.crypto.Cipher;
 import javax.crypto.spec.IvParameterSpec;
 import javax.crypto.spec.SecretKeySpec;
 
-import org.apache.hadoop.thirdparty.com.google.common.base.Preconditions;
-
+import org.apache.hadoop.util.Preconditions;
 import org.apache.hadoop.classification.InterfaceAudience;
 import org.apache.hadoop.crypto.CryptoCodec;
 import org.apache.hadoop.crypto.Decryptor;

hadoop-common-project/hadoop-common/src/main/java/org/apache/hadoop/crypto/key/kms/KMSClientProvider.java

@@ -80,7 +80,7 @@ import org.apache.hadoop.crypto.key.KeyProviderCryptoExtension.CryptoExtension;
 
 import com.fasterxml.jackson.databind.ObjectMapper;
 import org.apache.hadoop.classification.VisibleForTesting;
-import org.apache.hadoop.thirdparty.com.google.common.base.Preconditions;
+import org.apache.hadoop.util.Preconditions;
 import org.apache.hadoop.thirdparty.com.google.common.base.Strings;
 
 import static org.apache.hadoop.util.KMSUtil.checkNotEmpty;

hadoop-common-project/hadoop-common/src/main/java/org/apache/hadoop/crypto/key/kms/LoadBalancingKMSClientProvider.java

@@ -51,7 +51,7 @@ import org.slf4j.Logger;
 import org.slf4j.LoggerFactory;
 
 import org.apache.hadoop.classification.VisibleForTesting;
-import org.apache.hadoop.thirdparty.com.google.common.base.Preconditions;
+import org.apache.hadoop.util.Preconditions;
 
 /**
  * A simple LoadBalancing KMSClientProvider that round-robins requests

hadoop-common-project/hadoop-common/src/main/java/org/apache/hadoop/crypto/key/kms/ValueQueue.java

@@ -33,7 +33,7 @@ import java.util.concurrent.atomic.AtomicBoolean;
 import java.util.concurrent.locks.ReadWriteLock;
 import java.util.concurrent.locks.ReentrantReadWriteLock;
 
-import org.apache.hadoop.thirdparty.com.google.common.base.Preconditions;
+import org.apache.hadoop.util.Preconditions;
 import org.apache.hadoop.thirdparty.com.google.common.cache.CacheBuilder;
 import org.apache.hadoop.thirdparty.com.google.common.cache.CacheLoader;
 import org.apache.hadoop.thirdparty.com.google.common.cache.LoadingCache;

hadoop-common-project/hadoop-common/src/main/java/org/apache/hadoop/crypto/random/OpensslSecureRandom.java

@@ -21,9 +21,9 @@ import java.util.Random;
 
 import org.apache.hadoop.classification.InterfaceAudience;
 import org.apache.hadoop.util.NativeCodeLoader;
-
-import org.apache.hadoop.thirdparty.com.google.common.base.Preconditions;
+import org.apache.hadoop.util.Preconditions;
 import org.apache.hadoop.util.PerformanceAdvisory;
+
 import org.slf4j.Logger;
 import org.slf4j.LoggerFactory;
 

hadoop-common-project/hadoop-common/src/main/java/org/apache/hadoop/fs/ByteBufferUtil.java

@@ -25,8 +25,7 @@ import java.nio.ByteBuffer;
 import org.apache.hadoop.classification.InterfaceAudience;
 import org.apache.hadoop.classification.InterfaceStability;
 import org.apache.hadoop.io.ByteBufferPool;
-
-import org.apache.hadoop.thirdparty.com.google.common.base.Preconditions;
+import org.apache.hadoop.util.Preconditions;
 
 @InterfaceAudience.Private
 @InterfaceStability.Evolving

hadoop-common-project/hadoop-common/src/main/java/org/apache/hadoop/fs/ChecksumFileSystem.java

@@ -29,7 +29,7 @@ import java.util.EnumSet;
 import java.util.List;
 import java.util.concurrent.CompletableFuture;
 
-import org.apache.hadoop.thirdparty.com.google.common.base.Preconditions;
+import org.apache.hadoop.util.Preconditions;
 import org.apache.hadoop.classification.InterfaceAudience;
 import org.apache.hadoop.classification.InterfaceStability;
 import org.apache.hadoop.conf.Configuration;

hadoop-common-project/hadoop-common/src/main/java/org/apache/hadoop/fs/FSDataOutputStreamBuilder.java

@@ -28,7 +28,7 @@ import javax.annotation.Nonnull;
 import java.io.IOException;
 import java.util.EnumSet;
 
-import static org.apache.hadoop.thirdparty.com.google.common.base.Preconditions.checkNotNull;
+import static org.apache.hadoop.util.Preconditions.checkNotNull;
 import static org.apache.hadoop.fs.CommonConfigurationKeysPublic.IO_FILE_BUFFER_SIZE_DEFAULT;
 import static org.apache.hadoop.fs.CommonConfigurationKeysPublic.IO_FILE_BUFFER_SIZE_KEY;
 

hadoop-common-project/hadoop-common/src/main/java/org/apache/hadoop/fs/FSInputStream.java

@@ -21,7 +21,7 @@ import java.io.EOFException;
 import java.io.IOException;
 import java.io.InputStream;
 
-import org.apache.hadoop.thirdparty.com.google.common.base.Preconditions;
+import org.apache.hadoop.util.Preconditions;
 import org.apache.hadoop.classification.InterfaceAudience;
 import org.apache.hadoop.classification.InterfaceStability;
 import org.apache.hadoop.fs.statistics.IOStatisticsLogging;

hadoop-common-project/hadoop-common/src/main/java/org/apache/hadoop/fs/FileContext.java

@@ -64,8 +64,7 @@ import org.apache.hadoop.security.AccessControlException;
 import org.apache.hadoop.security.UserGroupInformation;
 import org.apache.hadoop.security.token.Token;
 import org.apache.hadoop.util.ShutdownHookManager;
-
-import org.apache.hadoop.thirdparty.com.google.common.base.Preconditions;
+import org.apache.hadoop.util.Preconditions;
 import org.apache.hadoop.classification.VisibleForTesting;
 import org.apache.hadoop.tracing.Tracer;
 import org.slf4j.Logger;

hadoop-common-project/hadoop-common/src/main/java/org/apache/hadoop/fs/FileEncryptionInfo.java

@@ -24,8 +24,8 @@ import org.apache.hadoop.classification.InterfaceAudience;
 import org.apache.hadoop.crypto.CipherSuite;
 import org.apache.hadoop.crypto.CryptoProtocolVersion;
 
-import static org.apache.hadoop.thirdparty.com.google.common.base.Preconditions.checkArgument;
-import static org.apache.hadoop.thirdparty.com.google.common.base.Preconditions.checkNotNull;
+import static org.apache.hadoop.util.Preconditions.checkArgument;
+import static org.apache.hadoop.util.Preconditions.checkNotNull;
 
 /**
  * FileEncryptionInfo encapsulates all the encryption-related information for

hadoop-common-project/hadoop-common/src/main/java/org/apache/hadoop/fs/FileSystem.java

@@ -83,13 +83,12 @@ import org.apache.hadoop.util.ShutdownHookManager;
 import org.apache.hadoop.util.StringUtils;
 import org.apache.hadoop.tracing.Tracer;
 import org.apache.hadoop.tracing.TraceScope;
-
-import org.apache.hadoop.thirdparty.com.google.common.base.Preconditions;
+import org.apache.hadoop.util.Preconditions;
 import org.apache.hadoop.classification.VisibleForTesting;
 import org.slf4j.Logger;
 import org.slf4j.LoggerFactory;
 
-import static org.apache.hadoop.thirdparty.com.google.common.base.Preconditions.checkArgument;
+import static org.apache.hadoop.util.Preconditions.checkArgument;
 import static org.apache.hadoop.fs.CommonConfigurationKeysPublic.*;
 import static org.apache.hadoop.fs.impl.PathCapabilitiesSupport.validatePathCapabilityArgs;
 

hadoop-common-project/hadoop-common/src/main/java/org/apache/hadoop/fs/FileSystemStorageStatistics.java

@@ -20,7 +20,7 @@ package org.apache.hadoop.fs;
 import java.util.Iterator;
 import java.util.NoSuchElementException;
 
-import org.apache.hadoop.thirdparty.com.google.common.base.Preconditions;
+import org.apache.hadoop.util.Preconditions;
 import org.apache.hadoop.classification.InterfaceAudience;
 import org.apache.hadoop.classification.InterfaceStability;
 import org.apache.hadoop.fs.FileSystem.Statistics.StatisticsData;

hadoop-common-project/hadoop-common/src/main/java/org/apache/hadoop/fs/FsUrlConnection.java

@@ -24,13 +24,13 @@ import java.net.URISyntaxException;
 import java.net.URL;
 import java.net.URLConnection;
 
-import org.apache.hadoop.thirdparty.com.google.common.base.Preconditions;
 import org.slf4j.Logger;
 import org.slf4j.LoggerFactory;
 
 import org.apache.hadoop.classification.InterfaceAudience;
 import org.apache.hadoop.classification.InterfaceStability;
 import org.apache.hadoop.conf.Configuration;
+import org.apache.hadoop.util.Preconditions;
 
 /**
  * Representation of a URL connection to open InputStreams.

hadoop-common-project/hadoop-common/src/main/java/org/apache/hadoop/fs/GlobalStorageStatistics.java

@@ -23,7 +23,7 @@ import java.util.NavigableMap;
 import java.util.NoSuchElementException;
 import java.util.TreeMap;
 
-import org.apache.hadoop.thirdparty.com.google.common.base.Preconditions;
+import org.apache.hadoop.util.Preconditions;
 import org.apache.hadoop.classification.InterfaceAudience;
 
 /**

hadoop-common-project/hadoop-common/src/main/java/org/apache/hadoop/fs/Globber.java

@@ -32,7 +32,7 @@ import org.apache.hadoop.tracing.Tracer;
 import org.slf4j.Logger;
 import org.slf4j.LoggerFactory;
 
-import static org.apache.hadoop.thirdparty.com.google.common.base.Preconditions.checkNotNull;
+import static org.apache.hadoop.util.Preconditions.checkNotNull;
 
 /**
  * Implementation of {@link FileSystem#globStatus(Path, PathFilter)}.

hadoop-common-project/hadoop-common/src/main/java/org/apache/hadoop/fs/PartialListing.java

@@ -17,7 +17,7 @@
  */
 package org.apache.hadoop.fs;
 
-import org.apache.hadoop.thirdparty.com.google.common.base.Preconditions;
+import org.apache.hadoop.util.Preconditions;
 import org.apache.commons.lang3.builder.ToStringBuilder;
 import org.apache.hadoop.classification.InterfaceAudience;
 import org.apache.hadoop.classification.InterfaceStability;

hadoop-common-project/hadoop-common/src/main/java/org/apache/hadoop/fs/UnionStorageStatistics.java

@@ -20,7 +20,7 @@ package org.apache.hadoop.fs;
 import java.util.Iterator;
 import java.util.NoSuchElementException;
 
-import org.apache.hadoop.thirdparty.com.google.common.base.Preconditions;
+import org.apache.hadoop.util.Preconditions;
 import org.apache.hadoop.classification.InterfaceAudience;
 import org.apache.hadoop.classification.InterfaceStability;
 

hadoop-common-project/hadoop-common/src/main/java/org/apache/hadoop/fs/XAttrCodec.java

@@ -24,8 +24,7 @@ import org.apache.commons.codec.binary.Base64;
 import org.apache.commons.codec.binary.Hex;
 import org.apache.hadoop.classification.InterfaceAudience;
 import org.apache.hadoop.classification.InterfaceStability;
-
-import org.apache.hadoop.thirdparty.com.google.common.base.Preconditions;
+import org.apache.hadoop.util.Preconditions;
 
 /**
  * The value of <code>XAttr</code> is byte[], this class is to 

hadoop-common-project/hadoop-common/src/main/java/org/apache/hadoop/fs/ftp/FTPFileSystem.java

@@ -25,7 +25,7 @@ import java.net.ConnectException;
 import java.net.URI;
 
 import org.apache.hadoop.classification.VisibleForTesting;
-import org.apache.hadoop.thirdparty.com.google.common.base.Preconditions;
+import org.apache.hadoop.util.Preconditions;
 import org.apache.commons.net.ftp.FTP;
 import org.apache.commons.net.ftp.FTPClient;
 import org.apache.commons.net.ftp.FTPFile;

hadoop-common-project/hadoop-common/src/main/java/org/apache/hadoop/fs/impl/AbstractFSBuilderImpl.java

@@ -36,8 +36,8 @@ import org.apache.hadoop.fs.FileSystem;
 import org.apache.hadoop.fs.Path;
 import org.apache.hadoop.fs.PathHandle;
 
-import static org.apache.hadoop.thirdparty.com.google.common.base.Preconditions.checkArgument;
-import static org.apache.hadoop.thirdparty.com.google.common.base.Preconditions.checkNotNull;
+import static org.apache.hadoop.util.Preconditions.checkArgument;
+import static org.apache.hadoop.util.Preconditions.checkNotNull;
 
 /**
  * Builder for filesystem/filecontext operations of various kinds,

hadoop-common-project/hadoop-common/src/main/java/org/apache/hadoop/fs/impl/AbstractMultipartUploader.java

@@ -24,14 +24,12 @@ import java.util.Map;
 import java.util.Objects;
 import java.util.concurrent.CompletableFuture;
 
-import org.apache.hadoop.thirdparty.com.google.common.base.Preconditions;
-
 import org.apache.hadoop.fs.MultipartUploader;
 import org.apache.hadoop.fs.PartHandle;
 import org.apache.hadoop.fs.Path;
 import org.apache.hadoop.fs.UploadHandle;
 
-import static org.apache.hadoop.thirdparty.com.google.common.base.Preconditions.checkArgument;
+import static org.apache.hadoop.util.Preconditions.checkArgument;
 
 /**
  * Standard base class for Multipart Uploaders.
@@ -70,7 +68,7 @@ public abstract class AbstractMultipartUploader implements MultipartUploader {
    */
   protected void checkPath(Path path) {
     Objects.requireNonNull(path, "null path");
-    Preconditions.checkArgument(path.toString().startsWith(basePath.toString()),
+    checkArgument(path.toString().startsWith(basePath.toString()),
         "Path %s is not under %s", path, basePath);
   }
 

hadoop-common-project/hadoop-common/src/main/java/org/apache/hadoop/fs/impl/FileSystemMultipartUploader.java

@@ -31,7 +31,7 @@ import java.util.concurrent.CompletableFuture;
 import java.util.stream.Collectors;
 
 import org.apache.hadoop.thirdparty.com.google.common.base.Charsets;
-import org.apache.hadoop.thirdparty.com.google.common.base.Preconditions;
+import org.apache.hadoop.util.Preconditions;
 import org.slf4j.Logger;
 import org.slf4j.LoggerFactory;
 

hadoop-common-project/hadoop-common/src/main/java/org/apache/hadoop/fs/impl/FsLinkResolution.java

@@ -20,8 +20,7 @@ package org.apache.hadoop.fs.impl;
 
 import java.io.IOException;
 
-import org.apache.hadoop.thirdparty.com.google.common.base.Preconditions;
-
+import org.apache.hadoop.util.Preconditions;
 import org.apache.hadoop.classification.InterfaceAudience;
 import org.apache.hadoop.classification.InterfaceStability;
 import org.apache.hadoop.fs.AbstractFileSystem;

hadoop-common-project/hadoop-common/src/main/java/org/apache/hadoop/fs/impl/MultipartUploaderBuilderImpl.java

@@ -34,7 +34,7 @@ import org.apache.hadoop.fs.Options.ChecksumOpt;
 import org.apache.hadoop.fs.Path;
 import org.apache.hadoop.fs.permission.FsPermission;
 
-import static org.apache.hadoop.thirdparty.com.google.common.base.Preconditions.checkNotNull;
+import static org.apache.hadoop.util.Preconditions.checkNotNull;
 import static org.apache.hadoop.fs.CommonConfigurationKeysPublic.IO_FILE_BUFFER_SIZE_DEFAULT;
 import static org.apache.hadoop.fs.CommonConfigurationKeysPublic.IO_FILE_BUFFER_SIZE_KEY;
 

hadoop-common-project/hadoop-common/src/main/java/org/apache/hadoop/fs/impl/PathCapabilitiesSupport.java

@@ -25,7 +25,7 @@ import org.apache.hadoop.classification.InterfaceStability;
 import org.apache.hadoop.fs.Path;
 import org.apache.hadoop.fs.PathCapabilities;
 
-import static org.apache.hadoop.thirdparty.com.google.common.base.Preconditions.checkArgument;
+import static org.apache.hadoop.util.Preconditions.checkArgument;
 
 @InterfaceAudience.Private
 @InterfaceStability.Evolving

hadoop-common-project/hadoop-common/src/main/java/org/apache/hadoop/fs/impl/WrappedIOException.java

@@ -22,8 +22,7 @@ import java.io.IOException;
 import java.io.UncheckedIOException;
 import java.util.concurrent.ExecutionException;
 
-import org.apache.hadoop.thirdparty.com.google.common.base.Preconditions;
-
+import org.apache.hadoop.util.Preconditions;
 import org.apache.hadoop.classification.InterfaceAudience;
 import org.apache.hadoop.classification.InterfaceStability;
 

hadoop-common-project/hadoop-common/src/main/java/org/apache/hadoop/fs/permission/AclStatus.java

@@ -23,7 +23,7 @@ import org.apache.hadoop.classification.InterfaceAudience;
 import org.apache.hadoop.classification.InterfaceStability;
 
 import org.apache.hadoop.thirdparty.com.google.common.base.Objects;
-import org.apache.hadoop.thirdparty.com.google.common.base.Preconditions;
+import org.apache.hadoop.util.Preconditions;
 import org.apache.hadoop.util.Lists;
 
 /**

hadoop-common-project/hadoop-common/src/main/java/org/apache/hadoop/fs/shell/SnapshotCommands.java

@@ -25,8 +25,7 @@ import org.apache.hadoop.classification.InterfaceAudience;
 import org.apache.hadoop.classification.InterfaceStability;
 import org.apache.hadoop.fs.Path;
 import org.apache.hadoop.fs.PathIsNotDirectoryException;
-
-import org.apache.hadoop.thirdparty.com.google.common.base.Preconditions;
+import org.apache.hadoop.util.Preconditions;
 
 /**
  * Snapshot related operations

hadoop-common-project/hadoop-common/src/main/java/org/apache/hadoop/fs/shell/XAttrCommands.java

@@ -23,8 +23,7 @@ import java.util.LinkedList;
 import java.util.Map;
 import java.util.Map.Entry;
 
-import org.apache.hadoop.thirdparty.com.google.common.base.Preconditions;
-
+import org.apache.hadoop.util.Preconditions;
 import org.apache.hadoop.HadoopIllegalArgumentException;
 import org.apache.hadoop.classification.InterfaceAudience;
 import org.apache.hadoop.classification.InterfaceStability;

hadoop-common-project/hadoop-common/src/main/java/org/apache/hadoop/fs/statistics/IOStatisticsSnapshot.java

@@ -37,7 +37,7 @@ import org.apache.hadoop.classification.InterfaceStability;
 import org.apache.hadoop.fs.statistics.impl.IOStatisticsBinding;
 import org.apache.hadoop.util.JsonSerialization;
 
-import static org.apache.hadoop.thirdparty.com.google.common.base.Preconditions.checkNotNull;
+import static org.apache.hadoop.util.Preconditions.checkNotNull;
 import static org.apache.hadoop.fs.statistics.IOStatisticsLogging.ioStatisticsToString;
 import static org.apache.hadoop.fs.statistics.impl.IOStatisticsBinding.aggregateMaps;
 import static org.apache.hadoop.fs.statistics.impl.IOStatisticsBinding.snapshotMap;

hadoop-common-project/hadoop-common/src/main/java/org/apache/hadoop/fs/statistics/impl/DynamicIOStatisticsBuilder.java

@@ -27,7 +27,7 @@ import org.apache.hadoop.fs.statistics.IOStatistics;
 import org.apache.hadoop.fs.statistics.MeanStatistic;
 import org.apache.hadoop.metrics2.lib.MutableCounterLong;
 
-import static org.apache.hadoop.thirdparty.com.google.common.base.Preconditions.checkState;
+import static org.apache.hadoop.util.Preconditions.checkState;
 
 /**
  * Builder of {@link DynamicIOStatistics}.

hadoop-common-project/hadoop-common/src/main/java/org/apache/hadoop/fs/statistics/impl/WrappedIOStatistics.java

@@ -20,8 +20,7 @@ package org.apache.hadoop.fs.statistics.impl;
 
 import java.util.Map;
 
-import org.apache.hadoop.thirdparty.com.google.common.base.Preconditions;
-
+import org.apache.hadoop.util.Preconditions;
 import org.apache.hadoop.fs.statistics.IOStatistics;
 import org.apache.hadoop.fs.statistics.MeanStatistic;
 

hadoop-common-project/hadoop-common/src/main/java/org/apache/hadoop/fs/store/DataBlocks.java

@@ -32,7 +32,7 @@ import java.nio.ByteBuffer;
 import java.util.concurrent.atomic.AtomicBoolean;
 import java.util.concurrent.atomic.AtomicInteger;
 
-import org.apache.hadoop.thirdparty.com.google.common.base.Preconditions;
+import org.apache.hadoop.util.Preconditions;
 import org.slf4j.Logger;
 import org.slf4j.LoggerFactory;
 

hadoop-common-project/hadoop-common/src/main/java/org/apache/hadoop/fs/viewfs/InodeTree.java

@@ -18,7 +18,7 @@
 package org.apache.hadoop.fs.viewfs;
 
 import java.util.function.Function;
-import org.apache.hadoop.thirdparty.com.google.common.base.Preconditions;
+import org.apache.hadoop.util.Preconditions;
 import java.io.FileNotFoundException;
 import java.io.IOException;
 import java.net.URI;

hadoop-common-project/hadoop-common/src/main/java/org/apache/hadoop/fs/viewfs/ViewFileSystem.java

@@ -45,7 +45,7 @@ import java.util.Objects;
 import java.util.Set;
 import java.util.concurrent.locks.ReentrantReadWriteLock;
 
-import org.apache.hadoop.thirdparty.com.google.common.base.Preconditions;
+import org.apache.hadoop.util.Preconditions;
 import org.apache.hadoop.classification.InterfaceAudience;
 import org.apache.hadoop.classification.InterfaceStability;
 import org.apache.hadoop.conf.Configuration;

hadoop-common-project/hadoop-common/src/main/java/org/apache/hadoop/fs/viewfs/ViewFs.java

@@ -36,7 +36,7 @@ import java.util.Map.Entry;
 
 import java.util.Set;
 
-import org.apache.hadoop.thirdparty.com.google.common.base.Preconditions;
+import org.apache.hadoop.util.Preconditions;
 import org.apache.hadoop.classification.InterfaceAudience;
 import org.apache.hadoop.classification.InterfaceStability;
 import org.apache.hadoop.conf.Configuration;

hadoop-common-project/hadoop-common/src/main/java/org/apache/hadoop/ha/ActiveStandbyElector.java

@@ -42,9 +42,9 @@ import org.apache.zookeeper.CreateMode;
 import org.apache.zookeeper.AsyncCallback.*;
 import org.apache.zookeeper.data.Stat;
 import org.apache.zookeeper.KeeperException.Code;
-
 import org.apache.hadoop.classification.VisibleForTesting;
-import org.apache.hadoop.thirdparty.com.google.common.base.Preconditions;
+import org.apache.hadoop.util.Preconditions;
+
 import org.slf4j.Logger;
 import org.slf4j.LoggerFactory;
 

hadoop-common-project/hadoop-common/src/main/java/org/apache/hadoop/ha/FailoverController.java

@@ -27,8 +27,8 @@ import org.apache.hadoop.ha.HAServiceProtocol.HAServiceState;
 import org.apache.hadoop.ha.HAServiceProtocol.StateChangeRequestInfo;
 import org.apache.hadoop.ha.HAServiceProtocol.RequestSource;
 import org.apache.hadoop.ipc.RPC;
+import org.apache.hadoop.util.Preconditions;
 
-import org.apache.hadoop.thirdparty.com.google.common.base.Preconditions;
 import org.slf4j.Logger;
 import org.slf4j.LoggerFactory;
 

hadoop-common-project/hadoop-common/src/main/java/org/apache/hadoop/ha/HealthMonitor.java

@@ -31,8 +31,8 @@ import org.apache.hadoop.ha.HealthCheckFailedException;
 import org.apache.hadoop.ipc.RemoteException;
 import org.apache.hadoop.ipc.RPC;
 import org.apache.hadoop.util.Daemon;
+import org.apache.hadoop.util.Preconditions;
 
-import org.apache.hadoop.thirdparty.com.google.common.base.Preconditions;
 import org.slf4j.Logger;
 import org.slf4j.LoggerFactory;
 

hadoop-common-project/hadoop-common/src/main/java/org/apache/hadoop/ha/ZKFailoverController.java

@@ -52,9 +52,9 @@ import org.apache.zookeeper.KeeperException;
 import org.apache.zookeeper.ZooDefs.Ids;
 import org.apache.hadoop.util.ToolRunner;
 import org.apache.zookeeper.data.ACL;
-
 import org.apache.hadoop.classification.VisibleForTesting;
-import org.apache.hadoop.thirdparty.com.google.common.base.Preconditions;
+import org.apache.hadoop.util.Preconditions;
+
 import org.apache.hadoop.thirdparty.com.google.common.util.concurrent.ThreadFactoryBuilder;
 import org.slf4j.Logger;
 import org.slf4j.LoggerFactory;

hadoop-common-project/hadoop-common/src/main/java/org/apache/hadoop/http/HttpServer2.java

@@ -55,7 +55,7 @@ import javax.servlet.http.HttpServletRequestWrapper;
 import javax.servlet.http.HttpServletResponse;
 
 import org.apache.hadoop.classification.VisibleForTesting;
-import org.apache.hadoop.thirdparty.com.google.common.base.Preconditions;
+import org.apache.hadoop.util.Preconditions;
 import org.apache.hadoop.thirdparty.com.google.common.collect.ImmutableMap;
 import com.sun.jersey.spi.container.servlet.ServletContainer;
 import org.apache.hadoop.HadoopIllegalArgumentException;

hadoop-common-project/hadoop-common/src/main/java/org/apache/hadoop/io/DataOutputBuffer.java

@@ -22,8 +22,7 @@ import java.io.*;
 
 import org.apache.hadoop.classification.InterfaceAudience;
 import org.apache.hadoop.classification.InterfaceStability;
-
-import org.apache.hadoop.thirdparty.com.google.common.base.Preconditions;
+import org.apache.hadoop.util.Preconditions;
 
 /** A reusable {@link DataOutput} implementation that writes to an in-memory
  * buffer.

hadoop-common-project/hadoop-common/src/main/java/org/apache/hadoop/io/ReadaheadPool.java

@@ -30,7 +30,7 @@ import org.apache.hadoop.io.nativeio.NativeIO;
 import static org.apache.hadoop.io.nativeio.NativeIO.POSIX.POSIX_FADV_WILLNEED;
 
 import org.apache.hadoop.classification.VisibleForTesting;
-import org.apache.hadoop.thirdparty.com.google.common.base.Preconditions;
+import org.apache.hadoop.util.Preconditions;
 import org.apache.hadoop.thirdparty.com.google.common.util.concurrent.ThreadFactoryBuilder;
 import org.slf4j.Logger;
 import org.slf4j.LoggerFactory;

hadoop-common-project/hadoop-common/src/main/java/org/apache/hadoop/io/erasurecode/CodecUtil.java

@@ -17,7 +17,7 @@
  */
 package org.apache.hadoop.io.erasurecode;
 
-import org.apache.hadoop.thirdparty.com.google.common.base.Preconditions;
+import org.apache.hadoop.util.Preconditions;
 import org.apache.hadoop.classification.InterfaceAudience;
 import org.apache.hadoop.conf.Configuration;
 import org.apache.hadoop.io.erasurecode.codec.ErasureCodec;

hadoop-common-project/hadoop-common/src/main/java/org/apache/hadoop/io/retry/AsyncCallHandler.java

@@ -18,7 +18,7 @@
 package org.apache.hadoop.io.retry;
 
 import org.apache.hadoop.classification.VisibleForTesting;
-import org.apache.hadoop.thirdparty.com.google.common.base.Preconditions;
+import org.apache.hadoop.util.Preconditions;
 import org.apache.hadoop.classification.InterfaceAudience;
 import org.apache.hadoop.classification.InterfaceStability;
 import org.apache.hadoop.ipc.Client;

hadoop-common-project/hadoop-common/src/main/java/org/apache/hadoop/io/retry/CallReturn.java

@@ -17,7 +17,7 @@
  */
 package org.apache.hadoop.io.retry;
 
-import org.apache.hadoop.thirdparty.com.google.common.base.Preconditions;
+import org.apache.hadoop.util.Preconditions;
 
 /** The call return from a method invocation. */
 class CallReturn {

hadoop-common-project/hadoop-common/src/main/java/org/apache/hadoop/ipc/Client.java

@@ -20,7 +20,7 @@ package org.apache.hadoop.ipc;
 
 import org.apache.hadoop.security.AccessControlException;
 import org.apache.hadoop.classification.VisibleForTesting;
-import org.apache.hadoop.thirdparty.com.google.common.base.Preconditions;
+import org.apache.hadoop.util.Preconditions;
 import org.apache.hadoop.thirdparty.com.google.common.util.concurrent.ThreadFactoryBuilder;
 import org.apache.hadoop.classification.InterfaceAudience;
 import org.apache.hadoop.classification.InterfaceAudience.Public;

hadoop-common-project/hadoop-common/src/main/java/org/apache/hadoop/ipc/ClientId.java

@@ -21,8 +21,7 @@ import java.nio.ByteBuffer;
 import java.util.UUID;
 
 import org.apache.hadoop.classification.InterfaceAudience;
-
-import org.apache.hadoop.thirdparty.com.google.common.base.Preconditions;
+import org.apache.hadoop.util.Preconditions;
 
 /**
  * A class defining a set of static helper methods to provide conversion between

hadoop-common-project/hadoop-common/src/main/java/org/apache/hadoop/ipc/DecayRpcScheduler.java

@@ -42,7 +42,7 @@ import com.fasterxml.jackson.databind.ObjectMapper;
 import com.fasterxml.jackson.databind.ObjectWriter;
 
 import org.apache.hadoop.security.UserGroupInformation;
-import org.apache.hadoop.thirdparty.com.google.common.base.Preconditions;
+import org.apache.hadoop.util.Preconditions;
 import org.apache.hadoop.thirdparty.com.google.common.util.concurrent.AtomicDoubleArray;
 import org.apache.commons.lang3.exception.ExceptionUtils;
 import org.apache.hadoop.conf.Configuration;

hadoop-common-project/hadoop-common/src/main/java/org/apache/hadoop/ipc/RetryCache.java

@@ -27,9 +27,9 @@ import org.apache.hadoop.ipc.metrics.RetryCacheMetrics;
 import org.apache.hadoop.util.LightWeightCache;
 import org.apache.hadoop.util.LightWeightGSet;
 import org.apache.hadoop.util.LightWeightGSet.LinkedElement;
-
 import org.apache.hadoop.classification.VisibleForTesting;
-import org.apache.hadoop.thirdparty.com.google.common.base.Preconditions;
+import org.apache.hadoop.util.Preconditions;
+
 import org.slf4j.Logger;
 import org.slf4j.LoggerFactory;
 

hadoop-common-project/hadoop-common/src/main/java/org/apache/hadoop/metrics2/AbstractMetric.java

@@ -24,7 +24,7 @@ import org.apache.hadoop.classification.InterfaceStability;
 
 import java.util.StringJoiner;
 
-import static org.apache.hadoop.thirdparty.com.google.common.base.Preconditions.checkNotNull;
+import static org.apache.hadoop.util.Preconditions.checkNotNull;
 
 /**
  * The immutable metric

hadoop-common-project/hadoop-common/src/main/java/org/apache/hadoop/metrics2/MetricsTag.java

@@ -24,7 +24,7 @@ import org.apache.hadoop.classification.InterfaceStability;
 
 import java.util.StringJoiner;
 
-import static org.apache.hadoop.thirdparty.com.google.common.base.Preconditions.checkNotNull;
+import static org.apache.hadoop.util.Preconditions.checkNotNull;
 
 /**
  * Immutable tag for metrics (for grouping on host/queue/username etc.)

hadoop-common-project/hadoop-common/src/main/java/org/apache/hadoop/metrics2/impl/MetricsRecordImpl.java

@@ -20,7 +20,7 @@ package org.apache.hadoop.metrics2.impl;
 
 import java.util.List;
 
-import static org.apache.hadoop.thirdparty.com.google.common.base.Preconditions.*;
+import static org.apache.hadoop.util.Preconditions.*;
 
 import org.apache.hadoop.metrics2.MetricsInfo;
 import org.apache.hadoop.metrics2.AbstractMetric;

hadoop-common-project/hadoop-common/src/main/java/org/apache/hadoop/metrics2/impl/MetricsSinkAdapter.java

@@ -22,7 +22,7 @@ import java.io.Closeable;
 import java.util.Random;
 import java.util.concurrent.*;
 
-import static org.apache.hadoop.thirdparty.com.google.common.base.Preconditions.*;
+import static org.apache.hadoop.util.Preconditions.*;
 
 import org.apache.hadoop.io.IOUtils;
 import org.apache.hadoop.metrics2.lib.MutableGaugeInt;

hadoop-common-project/hadoop-common/src/main/java/org/apache/hadoop/metrics2/impl/MetricsSourceAdapter.java

@@ -29,9 +29,9 @@ import javax.management.MBeanInfo;
 import javax.management.ObjectName;
 import javax.management.ReflectionException;
 
-import static org.apache.hadoop.thirdparty.com.google.common.base.Preconditions.*;
+import static org.apache.hadoop.util.Preconditions.*;
 import org.apache.hadoop.classification.VisibleForTesting;
-import org.apache.hadoop.thirdparty.com.google.common.base.Preconditions;
+import org.apache.hadoop.util.Preconditions;
 import org.apache.hadoop.thirdparty.com.google.common.collect.Maps;
 
 import org.apache.hadoop.metrics2.AbstractMetric;

hadoop-common-project/hadoop-common/src/main/java/org/apache/hadoop/metrics2/impl/MetricsSystemImpl.java

@@ -32,7 +32,7 @@ import javax.management.ObjectName;
 
 import org.apache.hadoop.thirdparty.com.google.common.collect.Maps;
 import org.apache.hadoop.classification.VisibleForTesting;
-import static org.apache.hadoop.thirdparty.com.google.common.base.Preconditions.*;
+import static org.apache.hadoop.util.Preconditions.*;
 
 import org.apache.commons.configuration2.PropertiesConfiguration;
 import org.apache.commons.math3.util.ArithmeticUtils;

hadoop-common-project/hadoop-common/src/main/java/org/apache/hadoop/metrics2/lib/MethodMetric.java

@@ -20,7 +20,7 @@ package org.apache.hadoop.metrics2.lib;
 
 import java.lang.reflect.Method;
 
-import static org.apache.hadoop.thirdparty.com.google.common.base.Preconditions.*;
+import static org.apache.hadoop.util.Preconditions.*;
 import org.apache.commons.lang3.StringUtils;
 
 import org.apache.hadoop.metrics2.MetricsException;

hadoop-common-project/hadoop-common/src/main/java/org/apache/hadoop/metrics2/lib/MetricsInfoImpl.java

@@ -23,7 +23,7 @@ import org.apache.hadoop.metrics2.MetricsInfo;
 
 import java.util.StringJoiner;
 
-import static org.apache.hadoop.thirdparty.com.google.common.base.Preconditions.checkNotNull;
+import static org.apache.hadoop.util.Preconditions.checkNotNull;
 
 /**
  * Making implementing metric info a little easier

hadoop-common-project/hadoop-common/src/main/java/org/apache/hadoop/metrics2/lib/MetricsSourceBuilder.java

@@ -22,7 +22,7 @@ import java.lang.annotation.Annotation;
 import java.lang.reflect.Field;
 import java.lang.reflect.Method;
 
-import static org.apache.hadoop.thirdparty.com.google.common.base.Preconditions.*;
+import static org.apache.hadoop.util.Preconditions.*;
 
 import org.apache.hadoop.classification.InterfaceAudience;
 import org.apache.hadoop.metrics2.MetricsCollector;

hadoop-common-project/hadoop-common/src/main/java/org/apache/hadoop/metrics2/lib/MutableCounter.java

@@ -18,7 +18,7 @@
 
 package org.apache.hadoop.metrics2.lib;
 
-import static org.apache.hadoop.thirdparty.com.google.common.base.Preconditions.*;
+import static org.apache.hadoop.util.Preconditions.*;
 
 import org.apache.hadoop.classification.InterfaceAudience;
 import org.apache.hadoop.classification.InterfaceStability;

hadoop-common-project/hadoop-common/src/main/java/org/apache/hadoop/metrics2/lib/MutableGauge.java

@@ -18,7 +18,7 @@
 
 package org.apache.hadoop.metrics2.lib;
 
-import static org.apache.hadoop.thirdparty.com.google.common.base.Preconditions.*;
+import static org.apache.hadoop.util.Preconditions.*;
 
 import org.apache.hadoop.classification.InterfaceAudience;
 import org.apache.hadoop.classification.InterfaceStability;

hadoop-common-project/hadoop-common/src/main/java/org/apache/hadoop/metrics2/lib/MutableRates.java

@@ -21,7 +21,7 @@ package org.apache.hadoop.metrics2.lib;
 import java.lang.reflect.Method;
 import java.util.Set;
 
-import static org.apache.hadoop.thirdparty.com.google.common.base.Preconditions.*;
+import static org.apache.hadoop.util.Preconditions.*;
 import org.apache.hadoop.util.Sets;
 
 import org.apache.hadoop.classification.InterfaceAudience;

hadoop-common-project/hadoop-common/src/main/java/org/apache/hadoop/metrics2/lib/MutableRollingAverages.java

@@ -38,8 +38,7 @@ import org.apache.hadoop.classification.InterfaceStability;
 import org.apache.hadoop.metrics2.MetricsInfo;
 import org.apache.hadoop.metrics2.MetricsRecordBuilder;
 import org.apache.hadoop.metrics2.impl.MetricsCollectorImpl;
-
-import org.apache.hadoop.thirdparty.com.google.common.base.Preconditions;
+import org.apache.hadoop.util.Preconditions;
 import org.apache.hadoop.thirdparty.com.google.common.util.concurrent.ThreadFactoryBuilder;
 import org.apache.hadoop.util.Time;
 

hadoop-common-project/hadoop-common/src/main/java/org/apache/hadoop/metrics2/source/JvmMetrics.java

@@ -28,8 +28,7 @@ import java.util.List;
 import java.util.concurrent.ConcurrentHashMap;
 
 import org.apache.hadoop.classification.VisibleForTesting;
-import org.apache.hadoop.thirdparty.com.google.common.base.Preconditions;
-
+import org.apache.hadoop.util.Preconditions;
 import org.apache.hadoop.classification.InterfaceAudience;
 import org.apache.hadoop.conf.Configuration;
 import org.apache.hadoop.fs.CommonConfigurationKeys;

hadoop-common-project/hadoop-common/src/main/java/org/apache/hadoop/metrics2/util/MBeans.java

@@ -32,8 +32,8 @@ import org.apache.hadoop.classification.VisibleForTesting;
 import org.apache.hadoop.classification.InterfaceAudience;
 import org.apache.hadoop.classification.InterfaceStability;
 import org.apache.hadoop.metrics2.lib.DefaultMetricsSystem;
+import org.apache.hadoop.util.Preconditions;
 
-import org.apache.hadoop.thirdparty.com.google.common.base.Preconditions;
 import org.slf4j.Logger;
 import org.slf4j.LoggerFactory;
 

hadoop-common-project/hadoop-common/src/main/java/org/apache/hadoop/metrics2/util/SampleQuantiles.java

@@ -28,7 +28,7 @@ import org.apache.hadoop.classification.InterfaceAudience;
 
 import org.apache.hadoop.classification.VisibleForTesting;
 import org.apache.hadoop.thirdparty.com.google.common.base.Joiner;
-import org.apache.hadoop.thirdparty.com.google.common.base.Preconditions;
+import org.apache.hadoop.util.Preconditions;
 
 /**
  * Implementation of the Cormode, Korn, Muthukrishnan, and Srivastava algorithm

hadoop-common-project/hadoop-common/src/main/java/org/apache/hadoop/net/NetUtils.java

@@ -60,8 +60,8 @@ import org.apache.hadoop.ipc.Server;
 import org.apache.hadoop.ipc.VersionedProtocol;
 import org.apache.hadoop.security.SecurityUtil;
 import org.apache.hadoop.util.ReflectionUtils;
+import org.apache.hadoop.util.Preconditions;
 
-import org.apache.hadoop.thirdparty.com.google.common.base.Preconditions;
 import org.slf4j.Logger;
 import org.slf4j.LoggerFactory;
 

hadoop-common-project/hadoop-common/src/main/java/org/apache/hadoop/net/NetworkTopology.java

@@ -18,7 +18,7 @@
 package org.apache.hadoop.net;
 
 import org.apache.hadoop.classification.VisibleForTesting;
-import org.apache.hadoop.thirdparty.com.google.common.base.Preconditions;
+import org.apache.hadoop.util.Preconditions;
 import org.apache.hadoop.classification.InterfaceAudience;
 import org.apache.hadoop.classification.InterfaceStability;
 import org.apache.hadoop.conf.Configuration;

hadoop-common-project/hadoop-common/src/main/java/org/apache/hadoop/net/SocketInputWrapper.java

@@ -26,8 +26,7 @@ import java.nio.channels.ReadableByteChannel;
 
 import org.apache.hadoop.classification.InterfaceAudience;
 import org.apache.hadoop.classification.InterfaceStability;
-
-import org.apache.hadoop.thirdparty.com.google.common.base.Preconditions;
+import org.apache.hadoop.util.Preconditions;
 
 /**
  * A wrapper stream around a socket which allows setting of its timeout. If the

hadoop-common-project/hadoop-common/src/main/java/org/apache/hadoop/net/unix/DomainSocketWatcher.java

@@ -34,9 +34,9 @@ import java.util.concurrent.locks.ReentrantLock;
 
 import org.apache.commons.lang3.SystemUtils;
 import org.apache.hadoop.util.NativeCodeLoader;
-
 import org.apache.hadoop.classification.VisibleForTesting;
-import org.apache.hadoop.thirdparty.com.google.common.base.Preconditions;
+import org.apache.hadoop.util.Preconditions;
+
 import org.apache.hadoop.thirdparty.com.google.common.util.concurrent.Uninterruptibles;
 import org.slf4j.Logger;
 import org.slf4j.LoggerFactory;

hadoop-common-project/hadoop-common/src/main/java/org/apache/hadoop/security/authorize/ProxyUsers.java

@@ -20,7 +20,7 @@ package org.apache.hadoop.security.authorize;
 
 import java.net.InetAddress;
 
-import org.apache.hadoop.thirdparty.com.google.common.base.Preconditions;
+import org.apache.hadoop.util.Preconditions;
 import org.apache.hadoop.classification.InterfaceAudience;
 import org.apache.hadoop.classification.InterfaceStability;
 import org.apache.hadoop.conf.Configuration;

hadoop-common-project/hadoop-common/src/main/java/org/apache/hadoop/security/ssl/FileMonitoringTimerTask.java

@@ -18,7 +18,7 @@
 package org.apache.hadoop.security.ssl;
 
 import org.apache.hadoop.classification.VisibleForTesting;
-import org.apache.hadoop.thirdparty.com.google.common.base.Preconditions;
+import org.apache.hadoop.util.Preconditions;
 import org.apache.hadoop.classification.InterfaceAudience;
 import org.slf4j.Logger;
 import org.slf4j.LoggerFactory;

hadoop-common-project/hadoop-common/src/main/java/org/apache/hadoop/security/token/delegation/AbstractDelegationTokenSecretManager.java

@@ -46,7 +46,7 @@ import org.apache.hadoop.security.token.Token;
 import org.apache.hadoop.util.Daemon;
 import org.apache.hadoop.util.Time;
 
-import org.apache.hadoop.thirdparty.com.google.common.base.Preconditions;
+import org.apache.hadoop.util.Preconditions;
 import org.slf4j.Logger;
 import org.slf4j.LoggerFactory;
 

hadoop-common-project/hadoop-common/src/main/java/org/apache/hadoop/security/token/delegation/ZKDelegationTokenSecretManager.java

@@ -66,7 +66,7 @@ import org.slf4j.Logger;
 import org.slf4j.LoggerFactory;
 
 import org.apache.hadoop.classification.VisibleForTesting;
-import org.apache.hadoop.thirdparty.com.google.common.base.Preconditions;
+import org.apache.hadoop.util.Preconditions;
 
 /**
  * An implementation of {@link AbstractDelegationTokenSecretManager} that

hadoop-common-project/hadoop-common/src/main/java/org/apache/hadoop/security/token/delegation/web/DelegationTokenAuthenticatedURL.java

@@ -17,7 +17,7 @@
  */
 package org.apache.hadoop.security.token.delegation.web;
 
-import org.apache.hadoop.thirdparty.com.google.common.base.Preconditions;
+import org.apache.hadoop.util.Preconditions;
 import org.apache.hadoop.classification.InterfaceAudience;
 import org.apache.hadoop.classification.InterfaceStability;
 import org.apache.hadoop.io.Text;

hadoop-common-project/hadoop-common/src/main/java/org/apache/hadoop/security/token/delegation/web/MultiSchemeDelegationTokenAuthenticationHandler.java

@@ -35,8 +35,8 @@ import org.apache.hadoop.security.authentication.server.AuthenticationToken;
 import org.apache.hadoop.security.authentication.server.CompositeAuthenticationHandler;
 import org.apache.hadoop.security.authentication.server.HttpConstants;
 import org.apache.hadoop.security.authentication.server.MultiSchemeAuthenticationHandler;
+import org.apache.hadoop.util.Preconditions;
 
-import org.apache.hadoop.thirdparty.com.google.common.base.Preconditions;
 import org.apache.hadoop.thirdparty.com.google.common.base.Splitter;
 
 /**

hadoop-common-project/hadoop-common/src/main/java/org/apache/hadoop/service/launcher/InterruptEscalator.java

@@ -23,7 +23,7 @@ import java.util.ArrayList;
 import java.util.List;
 import java.util.concurrent.atomic.AtomicBoolean;
 
-import org.apache.hadoop.thirdparty.com.google.common.base.Preconditions;
+import org.apache.hadoop.util.Preconditions;
 import org.slf4j.Logger;
 import org.slf4j.LoggerFactory;
 

hadoop-common-project/hadoop-common/src/main/java/org/apache/hadoop/service/launcher/IrqHandler.java

@@ -20,7 +20,7 @@ package org.apache.hadoop.service.launcher;
 
 import java.util.concurrent.atomic.AtomicInteger;
 
-import org.apache.hadoop.thirdparty.com.google.common.base.Preconditions;
+import org.apache.hadoop.util.Preconditions;
 import org.slf4j.Logger;
 import org.slf4j.LoggerFactory;
 import sun.misc.Signal;

hadoop-common-project/hadoop-common/src/main/java/org/apache/hadoop/service/launcher/ServiceLauncher.java

@@ -27,7 +27,7 @@ import java.util.Collections;
 import java.util.List;
 
 import org.apache.hadoop.classification.VisibleForTesting;
-import org.apache.hadoop.thirdparty.com.google.common.base.Preconditions;
+import org.apache.hadoop.util.Preconditions;
 import org.slf4j.Logger;
 import org.slf4j.LoggerFactory;
 

hadoop-common-project/hadoop-common/src/main/java/org/apache/hadoop/util/ChunkedArrayList.java

@@ -24,7 +24,6 @@ import java.util.List;
 import org.apache.hadoop.classification.InterfaceAudience;
 
 import org.apache.hadoop.classification.VisibleForTesting;
-import org.apache.hadoop.thirdparty.com.google.common.base.Preconditions;
 import org.apache.hadoop.thirdparty.com.google.common.collect.Iterables;
 
 /**

hadoop-common-project/hadoop-common/src/main/java/org/apache/hadoop/util/CloseableReferenceCount.java

@@ -21,8 +21,6 @@ import java.nio.channels.AsynchronousCloseException;
 import java.nio.channels.ClosedChannelException;
 import java.util.concurrent.atomic.AtomicInteger;
 
-import org.apache.hadoop.thirdparty.com.google.common.base.Preconditions;
-
 /**
  * A closeable object that maintains a reference count.
  *

hadoop-common-project/hadoop-common/src/main/java/org/apache/hadoop/util/GcTimeMonitor.java

@@ -18,8 +18,6 @@
 
 package org.apache.hadoop.util;
 
-import org.apache.hadoop.thirdparty.com.google.common.base.Preconditions;
-
 import java.lang.management.GarbageCollectorMXBean;
 import java.lang.management.ManagementFactory;
 import java.util.List;

hadoop-common-project/hadoop-common/src/main/java/org/apache/hadoop/util/IdentityHashStore.java

@@ -21,8 +21,6 @@ package org.apache.hadoop.util;
 import org.apache.hadoop.classification.InterfaceAudience;
 import org.apache.hadoop.classification.InterfaceStability;
 
-import org.apache.hadoop.thirdparty.com.google.common.base.Preconditions;
-
 /**
  * The IdentityHashStore stores (key, value) mappings in an array.
  * It is similar to java.util.HashTable, but much more lightweight.

hadoop-common-project/hadoop-common/src/main/java/org/apache/hadoop/util/IntrusiveCollection.java

@@ -23,7 +23,6 @@ import java.util.NoSuchElementException;
 
 import org.apache.hadoop.classification.InterfaceAudience;
 
-import org.apache.hadoop.thirdparty.com.google.common.base.Preconditions;
 import org.slf4j.Logger;
 import org.slf4j.LoggerFactory;
 

hadoop-common-project/hadoop-common/src/main/java/org/apache/hadoop/util/JsonSerialization.java

@@ -35,7 +35,6 @@ import com.fasterxml.jackson.databind.ObjectMapper;
 import com.fasterxml.jackson.databind.ObjectReader;
 import com.fasterxml.jackson.databind.ObjectWriter;
 import com.fasterxml.jackson.databind.SerializationFeature;
-import org.apache.hadoop.thirdparty.com.google.common.base.Preconditions;
 
 import org.slf4j.Logger;
 import org.slf4j.LoggerFactory;