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The following commit(s) were added to refs/heads/master by this push:
     new f4c1d6be9b4 IGNITE-14823 Version, subject abbrevations (#11211)
f4c1d6be9b4 is described below

commit f4c1d6be9b4f5184349bde54443ad8cb56c6dcda
Author: Nikolay <[email protected]>
AuthorDate: Wed Jan 31 14:34:49 2024 +0300

    IGNITE-14823 Version, subject abbrevations (#11211)
---
 .../integration/StatisticsCommandDdlIntegrationTest.java |  6 +++---
 modules/checkstyle/src/main/resources/abbrevations.csv   |  4 ++--
 .../compatibility/clients/JavaThinCompatibilityTest.java |  4 ++--
 .../compatibility/clients/JdbcThinCompatibilityTest.java |  4 ++--
 .../persistence/IndexTypesCompatibilityTest.java         |  4 ++--
 .../persistence/InlineJavaObjectCompatibilityTest.java   |  4 ++--
 .../persistence/PersistenceBasicCompatibilityTest.java   |  6 +++---
 .../compatibility/testframework/util/MavenUtils.java     |  6 +++---
 .../org/apache/ignite/internal/IgniteMessagingImpl.java  |  4 ++--
 .../org/apache/ignite/internal/mem/file/MappedFile.java  |  6 +++---
 .../internal/processors/cache/ClusterCachesInfo.java     |  4 ++--
 .../persistence/wal/filehandle/FileWriteHandleImpl.java  |  4 ++--
 .../query/continuous/CacheContinuousQueryManager.java    |  4 ++--
 .../cache/tree/mvcc/search/MvccFirstRowTreeClosure.java  |  4 ++--
 .../processors/platform/PlatformProcessorImpl.java       |  4 ++--
 .../query/stat/IgniteGlobalStatisticsManager.java        |  6 +++---
 .../internal/processors/query/stat/StatisticsUtils.java  | 16 ++++++++--------
 .../ignite/internal/processors/query/stat/hll/HLL.java   |  6 +++---
 .../query/stat/hll/serialization/SchemaVersionOne.java   |  4 ++--
 .../query/stat/hll/serialization/SerializationUtil.java  | 12 ++++++------
 .../internal/client/thin/ServiceAwarenessTest.java       | 12 ++++++------
 .../junits/multijvm/IgniteProcessProxy.java              | 10 +++++-----
 .../junits/multijvm/JavaVersionCommand.java              |  4 ++--
 .../junits/multijvm/JavaVersionCommandParser.java        |  4 ++--
 .../LongRunningTransactionsGenerator.java                | 10 +++++-----
 .../processors/query/stat/StatisticsAbstractTest.java    |  6 +++---
 .../internal/processors/query/stat/hll/FullHLLTest.java  | 10 +++++-----
 27 files changed, 84 insertions(+), 84 deletions(-)

diff --git 
a/modules/calcite/src/test/java/org/apache/ignite/internal/processors/query/calcite/integration/StatisticsCommandDdlIntegrationTest.java
 
b/modules/calcite/src/test/java/org/apache/ignite/internal/processors/query/calcite/integration/StatisticsCommandDdlIntegrationTest.java
index dca7529c544..6e6e3db899c 100644
--- 
a/modules/calcite/src/test/java/org/apache/ignite/internal/processors/query/calcite/integration/StatisticsCommandDdlIntegrationTest.java
+++ 
b/modules/calcite/src/test/java/org/apache/ignite/internal/processors/query/calcite/integration/StatisticsCommandDdlIntegrationTest.java
@@ -128,11 +128,11 @@ public class StatisticsCommandDdlIntegrationTest extends 
AbstractDdlIntegrationT
         assertFalse(res.isEmpty());
         assertFalse(res.get(0).isEmpty() || res.get(0).size() < 10);
 
-        long version = (Long)res.get(0).get(9);
+        long ver = (Long)res.get(0).get(9);
 
         assertThat(res, hasItems(
-            Lists.newArrayList(PUBLIC_SCHEMA, "TABLE", TABLE_NAME, ID_FIELD, 
(byte)2, 6L, 5L, 7L, 8, version),
-            Lists.newArrayList(PUBLIC_SCHEMA, "TABLE", TABLE_NAME, NAME_FIELD, 
(byte)2, 7L, 6L, 8L, null, version)
+            Lists.newArrayList(PUBLIC_SCHEMA, "TABLE", TABLE_NAME, ID_FIELD, 
(byte)2, 6L, 5L, 7L, 8, ver),
+            Lists.newArrayList(PUBLIC_SCHEMA, "TABLE", TABLE_NAME, NAME_FIELD, 
(byte)2, 7L, 6L, 8L, null, ver)
         ));
     }
 
diff --git a/modules/checkstyle/src/main/resources/abbrevations.csv 
b/modules/checkstyle/src/main/resources/abbrevations.csv
index 388657f7683..044b652ed05 100644
--- a/modules/checkstyle/src/main/resources/abbrevations.csv
+++ b/modules/checkstyle/src/main/resources/abbrevations.csv
@@ -68,9 +68,9 @@ sequence,seq
 socket,sock
 source,src
 #string,s,str
-#subject,subj
+subject,subj
 #system,sys
 #topology,top
 #topologyversion,topVer
 #value,val
-#version,ver
\ No newline at end of file
+version,ver
\ No newline at end of file
diff --git 
a/modules/compatibility/src/test/java/org/apache/ignite/compatibility/clients/JavaThinCompatibilityTest.java
 
b/modules/compatibility/src/test/java/org/apache/ignite/compatibility/clients/JavaThinCompatibilityTest.java
index ba14f2eeb02..51fb0519586 100644
--- 
a/modules/compatibility/src/test/java/org/apache/ignite/compatibility/clients/JavaThinCompatibilityTest.java
+++ 
b/modules/compatibility/src/test/java/org/apache/ignite/compatibility/clients/JavaThinCompatibilityTest.java
@@ -107,9 +107,9 @@ public class JavaThinCompatibilityTest extends 
AbstractClientCompatibilityTest {
     @Override protected void beforeTest() throws Exception {
         super.beforeTest();
 
-        int majorJavaVersion = U.majorJavaVersion(U.jdkVersion());
+        int majorJavaVer = U.majorJavaVersion(U.jdkVersion());
 
-        if (majorJavaVersion > 11) {
+        if (majorJavaVer > 11) {
             Assume.assumeTrue("Skipped on jdk " + U.jdkVersion(),
                     
VER_2_12_0.compareTo(IgniteProductVersion.fromString(verFormatted)) < 0);
         }
diff --git 
a/modules/compatibility/src/test/java/org/apache/ignite/compatibility/clients/JdbcThinCompatibilityTest.java
 
b/modules/compatibility/src/test/java/org/apache/ignite/compatibility/clients/JdbcThinCompatibilityTest.java
index 3c41d8180fb..bb0d070cb61 100644
--- 
a/modules/compatibility/src/test/java/org/apache/ignite/compatibility/clients/JdbcThinCompatibilityTest.java
+++ 
b/modules/compatibility/src/test/java/org/apache/ignite/compatibility/clients/JdbcThinCompatibilityTest.java
@@ -53,9 +53,9 @@ public class JdbcThinCompatibilityTest extends 
AbstractClientCompatibilityTest {
     @Override protected void beforeTest() throws Exception {
         super.beforeTest();
 
-        int majorJavaVersion = U.majorJavaVersion(U.jdkVersion());
+        int majorJavaVer = U.majorJavaVersion(U.jdkVersion());
 
-        if (majorJavaVersion > 11) {
+        if (majorJavaVer > 11) {
             Assume.assumeTrue("Skipped on jdk " + U.jdkVersion(),
                 
VER_2_12_0.compareTo(IgniteProductVersion.fromString(verFormatted)) < 0);
         }
diff --git 
a/modules/compatibility/src/test/java/org/apache/ignite/compatibility/persistence/IndexTypesCompatibilityTest.java
 
b/modules/compatibility/src/test/java/org/apache/ignite/compatibility/persistence/IndexTypesCompatibilityTest.java
index 2184d641edf..c1cf8dcf740 100644
--- 
a/modules/compatibility/src/test/java/org/apache/ignite/compatibility/persistence/IndexTypesCompatibilityTest.java
+++ 
b/modules/compatibility/src/test/java/org/apache/ignite/compatibility/persistence/IndexTypesCompatibilityTest.java
@@ -110,9 +110,9 @@ public class IndexTypesCompatibilityTest extends 
IndexAbstractCompatibilityTest
     /** */
     @Test
     public void testQueryOldIndex() throws Exception {
-        int majorJavaVersion = U.majorJavaVersion(U.jdkVersion());
+        int majorJavaVer = U.majorJavaVersion(U.jdkVersion());
 
-        if (majorJavaVersion > 11) {
+        if (majorJavaVer > 11) {
             Assume.assumeTrue("Skipped on jdk " + U.jdkVersion(),
                     
VER_2_12_0.compareTo(IgniteReleasedVersion.fromString(igniteVer)) < 0);
         }
diff --git 
a/modules/compatibility/src/test/java/org/apache/ignite/compatibility/persistence/InlineJavaObjectCompatibilityTest.java
 
b/modules/compatibility/src/test/java/org/apache/ignite/compatibility/persistence/InlineJavaObjectCompatibilityTest.java
index e1b5aa60507..917a8bd7bc3 100644
--- 
a/modules/compatibility/src/test/java/org/apache/ignite/compatibility/persistence/InlineJavaObjectCompatibilityTest.java
+++ 
b/modules/compatibility/src/test/java/org/apache/ignite/compatibility/persistence/InlineJavaObjectCompatibilityTest.java
@@ -81,9 +81,9 @@ public class InlineJavaObjectCompatibilityTest extends 
IndexAbstractCompatibilit
     /** */
     @Test
     public void testQueryOldInlinedIndex() throws Exception {
-        int majorJavaVersion = U.majorJavaVersion(U.jdkVersion());
+        int majorJavaVer = U.majorJavaVersion(U.jdkVersion());
 
-        if (majorJavaVersion > 11) {
+        if (majorJavaVer > 11) {
             Assume.assumeTrue("Skipped on jdk " + U.jdkVersion(),
                 
VER_2_12_0.compareTo(IgniteReleasedVersion.fromString(igniteVer)) < 0);
         }
diff --git 
a/modules/compatibility/src/test/java/org/apache/ignite/compatibility/persistence/PersistenceBasicCompatibilityTest.java
 
b/modules/compatibility/src/test/java/org/apache/ignite/compatibility/persistence/PersistenceBasicCompatibilityTest.java
index b23e57b38e2..dc06de7d0a7 100644
--- 
a/modules/compatibility/src/test/java/org/apache/ignite/compatibility/persistence/PersistenceBasicCompatibilityTest.java
+++ 
b/modules/compatibility/src/test/java/org/apache/ignite/compatibility/persistence/PersistenceBasicCompatibilityTest.java
@@ -102,13 +102,13 @@ public class PersistenceBasicCompatibilityTest extends 
IgnitePersistenceCompatib
      */
     @Test
     public void testNodeStartByOldVersionPersistenceData() throws Exception {
-        int majorJavaVersion = U.majorJavaVersion(U.jdkVersion());
+        int majorJavaVer = U.majorJavaVersion(U.jdkVersion());
 
-        if (majorJavaVersion > 11) {
+        if (majorJavaVer > 11) {
             Assume.assumeTrue("Skipped on jdk " + U.jdkVersion(),
                 
VER_2_12_0.compareTo(IgniteReleasedVersion.fromString(version)) < 0);
         }
-        else if (majorJavaVersion > 8) {
+        else if (majorJavaVer > 8) {
             Assume.assumeTrue("Skipped on jdk " + U.jdkVersion(),
                 VER_2_3_0.compareTo(IgniteReleasedVersion.fromString(version)) 
< 0);
         }
diff --git 
a/modules/compatibility/src/test/java/org/apache/ignite/compatibility/testframework/util/MavenUtils.java
 
b/modules/compatibility/src/test/java/org/apache/ignite/compatibility/testframework/util/MavenUtils.java
index aeb9f27b649..d4f10085b19 100644
--- 
a/modules/compatibility/src/test/java/org/apache/ignite/compatibility/testframework/util/MavenUtils.java
+++ 
b/modules/compatibility/src/test/java/org/apache/ignite/compatibility/testframework/util/MavenUtils.java
@@ -104,13 +104,13 @@ public class MavenUtils {
 
         String groupId = names[0];
         String artifactId = names[1];
-        String version = names[2];
+        String ver = names[2];
         String packaging = names.length > 3 ? names[3] : null;
         String classifier = names.length > 4 ? names[4] : null;
 
         String jarFileName = String.format("%s-%s%s.%s",
             artifactId,
-            version,
+            ver,
             (classifier == null ? "" : "-" + classifier),
             (packaging == null ? "jar" : packaging)
         );
@@ -118,7 +118,7 @@ public class MavenUtils {
         String pathToArtifact = getMavenLocalRepositoryPath() + File.separator 
+
             groupId.replace(".", File.separator) + File.separator +
             artifactId.replace(".", File.separator) + File.separator +
-            version + File.separator + jarFileName;
+            ver + File.separator + jarFileName;
 
         if (Files.notExists(Paths.get(pathToArtifact)))
             downloadArtifact(artifact);
diff --git 
a/modules/core/src/main/java/org/apache/ignite/internal/IgniteMessagingImpl.java
 
b/modules/core/src/main/java/org/apache/ignite/internal/IgniteMessagingImpl.java
index a24012ae896..d1362d6625c 100644
--- 
a/modules/core/src/main/java/org/apache/ignite/internal/IgniteMessagingImpl.java
+++ 
b/modules/core/src/main/java/org/apache/ignite/internal/IgniteMessagingImpl.java
@@ -232,9 +232,9 @@ public class IgniteMessagingImpl extends 
AsyncSupportAdapter<IgniteMessaging>
         IgniteBiPredicate<UUID, Object> res = (IgniteBiPredicate<UUID, 
Object>)p;
 
         if (ctx.security().enabled()) {
-            final UUID subjectId = 
ctx.security().securityContext().subject().id();
+            final UUID subjId = 
ctx.security().securityContext().subject().id();
 
-            return new SecurityAwareBiPredicate<>(subjectId, res);
+            return new SecurityAwareBiPredicate<>(subjId, res);
         }
 
         return res;
diff --git 
a/modules/core/src/main/java/org/apache/ignite/internal/mem/file/MappedFile.java
 
b/modules/core/src/main/java/org/apache/ignite/internal/mem/file/MappedFile.java
index f264d87a315..01b8f81b1c1 100644
--- 
a/modules/core/src/main/java/org/apache/ignite/internal/mem/file/MappedFile.java
+++ 
b/modules/core/src/main/java/org/apache/ignite/internal/mem/file/MappedFile.java
@@ -139,12 +139,12 @@ public class MappedFile implements Closeable, 
DirectMemoryRegion {
 
     /** */
     private static Mapper pickMapper() {
-        int javaVersion = majorJavaVersion(jdkVersion());
+        int javaVer = majorJavaVersion(jdkVersion());
 
-        if (javaVersion >= 19)
+        if (javaVer >= 19)
             return new JDK19Mapper();
 
-        if (javaVersion >= 14)
+        if (javaVer >= 14)
             return new JDK14Mapper();
 
         return new LegacyMapper();
diff --git 
a/modules/core/src/main/java/org/apache/ignite/internal/processors/cache/ClusterCachesInfo.java
 
b/modules/core/src/main/java/org/apache/ignite/internal/processors/cache/ClusterCachesInfo.java
index 17f9851575d..d421a95169a 100644
--- 
a/modules/core/src/main/java/org/apache/ignite/internal/processors/cache/ClusterCachesInfo.java
+++ 
b/modules/core/src/main/java/org/apache/ignite/internal/processors/cache/ClusterCachesInfo.java
@@ -2390,9 +2390,9 @@ public class ClusterCachesInfo {
         Collection<ClusterNode> nodes = discoCache.allNodes();
 
         for (ClusterNode node : nodes) {
-            IgniteProductVersion version = node.version();
+            IgniteProductVersion ver = node.version();
 
-            if (version.compareToIgnoreTimestamp(V_MERGE_CONFIG_SINCE) < 0)
+            if (ver.compareToIgnoreTimestamp(V_MERGE_CONFIG_SINCE) < 0)
                 return false;
         }
 
diff --git 
a/modules/core/src/main/java/org/apache/ignite/internal/processors/cache/persistence/wal/filehandle/FileWriteHandleImpl.java
 
b/modules/core/src/main/java/org/apache/ignite/internal/processors/cache/persistence/wal/filehandle/FileWriteHandleImpl.java
index b29aecc78db..d9e063bcf06 100644
--- 
a/modules/core/src/main/java/org/apache/ignite/internal/processors/cache/persistence/wal/filehandle/FileWriteHandleImpl.java
+++ 
b/modules/core/src/main/java/org/apache/ignite/internal/processors/cache/persistence/wal/filehandle/FileWriteHandleImpl.java
@@ -638,9 +638,9 @@ class FileWriteHandleImpl extends AbstractFileHandle 
implements FileWriteHandle
      * @return FSyncer suitable for the current JRE.
      */
     private static MMapFSyncer pickFsyncer() {
-        int javaVersion = majorJavaVersion(jdkVersion());
+        int javaVer = majorJavaVersion(jdkVersion());
 
-        if (javaVersion >= 15)
+        if (javaVer >= 15)
             return new JDK15FSyncer();
 
         return new LegacyFSyncer();
diff --git 
a/modules/core/src/main/java/org/apache/ignite/internal/processors/cache/query/continuous/CacheContinuousQueryManager.java
 
b/modules/core/src/main/java/org/apache/ignite/internal/processors/cache/query/continuous/CacheContinuousQueryManager.java
index e21dc846545..186ef12f40d 100644
--- 
a/modules/core/src/main/java/org/apache/ignite/internal/processors/cache/query/continuous/CacheContinuousQueryManager.java
+++ 
b/modules/core/src/main/java/org/apache/ignite/internal/processors/cache/query/continuous/CacheContinuousQueryManager.java
@@ -895,9 +895,9 @@ public class CacheContinuousQueryManager<K, V> extends 
GridCacheManagerAdapter<K
         GridKernalContext ctx = cctx.kernalContext();
 
         if (ctx.security().enabled() && 
allNodesSupports(ctx.discovery().allNodes(), CONT_QRY_SECURITY_AWARE)) {
-            final UUID subjectId = 
ctx.security().securityContext().subject().id();
+            final UUID subjId = 
ctx.security().securityContext().subject().id();
 
-            return f.apply(subjectId, component);
+            return f.apply(subjId, component);
         }
 
         return component;
diff --git 
a/modules/core/src/main/java/org/apache/ignite/internal/processors/cache/tree/mvcc/search/MvccFirstRowTreeClosure.java
 
b/modules/core/src/main/java/org/apache/ignite/internal/processors/cache/tree/mvcc/search/MvccFirstRowTreeClosure.java
index bec7c1bc3a0..ebf152099ba 100644
--- 
a/modules/core/src/main/java/org/apache/ignite/internal/processors/cache/tree/mvcc/search/MvccFirstRowTreeClosure.java
+++ 
b/modules/core/src/main/java/org/apache/ignite/internal/processors/cache/tree/mvcc/search/MvccFirstRowTreeClosure.java
@@ -60,9 +60,9 @@ public class MvccFirstRowTreeClosure implements 
MvccTreeClosure {
         long pageAddr, int idx) throws IgniteCheckedException {
         RowLinkIO rowIo = (RowLinkIO)io;
 
-        MvccVersion newVersion = getNewVersion(cctx, rowIo.getLink(pageAddr, 
idx));
+        MvccVersion newVer = getNewVersion(cctx, rowIo.getLink(pageAddr, idx));
 
-        if (newVersion == null)
+        if (newVer == null)
             res = tree.getRow(io, pageAddr, idx, 
CacheDataRowAdapter.RowData.NO_KEY);
 
         return false;  // Stop search.
diff --git 
a/modules/core/src/main/java/org/apache/ignite/internal/processors/platform/PlatformProcessorImpl.java
 
b/modules/core/src/main/java/org/apache/ignite/internal/processors/platform/PlatformProcessorImpl.java
index 6ce5e36bd2c..12f44be42f6 100644
--- 
a/modules/core/src/main/java/org/apache/ignite/internal/processors/platform/PlatformProcessorImpl.java
+++ 
b/modules/core/src/main/java/org/apache/ignite/internal/processors/platform/PlatformProcessorImpl.java
@@ -802,8 +802,8 @@ public class PlatformProcessorImpl extends 
GridProcessorAdapter implements Platf
             }
 
             case OP_NODE_VERSION: {
-                IgniteProductVersion productVersion = 
ignite().cluster().node().version();
-                PlatformUtils.writeNodeVersion(writer, productVersion);
+                IgniteProductVersion productVer = 
ignite().cluster().node().version();
+                PlatformUtils.writeNodeVersion(writer, productVer);
 
                 return;
             }
diff --git 
a/modules/core/src/main/java/org/apache/ignite/internal/processors/query/stat/IgniteGlobalStatisticsManager.java
 
b/modules/core/src/main/java/org/apache/ignite/internal/processors/query/stat/IgniteGlobalStatisticsManager.java
index 1a5798c24fc..5f7ee9d9feb 100644
--- 
a/modules/core/src/main/java/org/apache/ignite/internal/processors/query/stat/IgniteGlobalStatisticsManager.java
+++ 
b/modules/core/src/main/java/org/apache/ignite/internal/processors/query/stat/IgniteGlobalStatisticsManager.java
@@ -504,10 +504,10 @@ public class IgniteGlobalStatisticsManager implements 
GridMessageListener {
         if (cfg == null)
             return false;
 
-        for (Map.Entry<String, Long> version : versions.entrySet()) {
-            StatisticsColumnConfiguration colCfg = 
cfg.columns().get(version.getKey());
+        for (Map.Entry<String, Long> ver : versions.entrySet()) {
+            StatisticsColumnConfiguration colCfg = 
cfg.columns().get(ver.getKey());
 
-            if (colCfg == null || colCfg.version() < version.getValue())
+            if (colCfg == null || colCfg.version() < ver.getValue())
                 return false;
         }
 
diff --git 
a/modules/core/src/main/java/org/apache/ignite/internal/processors/query/stat/StatisticsUtils.java
 
b/modules/core/src/main/java/org/apache/ignite/internal/processors/query/stat/StatisticsUtils.java
index 5d7c8ed3229..bc6bf7a437e 100644
--- 
a/modules/core/src/main/java/org/apache/ignite/internal/processors/query/stat/StatisticsUtils.java
+++ 
b/modules/core/src/main/java/org/apache/ignite/internal/processors/query/stat/StatisticsUtils.java
@@ -190,13 +190,13 @@ public class StatisticsUtils {
         if (stat == null)
             return -1;
 
-        for (Map.Entry<String, Long> version : versions.entrySet()) {
-            ColumnStatistics colStat = 
stat.columnsStatistics().get(version.getKey());
+        for (Map.Entry<String, Long> ver : versions.entrySet()) {
+            ColumnStatistics colStat = 
stat.columnsStatistics().get(ver.getKey());
 
-            if (colStat == null || colStat.version() < version.getValue())
+            if (colStat == null || colStat.version() < ver.getValue())
                 return -1;
 
-            if (colStat.version() > version.getValue())
+            if (colStat.version() > ver.getValue())
                 return 1;
         }
 
@@ -218,13 +218,13 @@ public class StatisticsUtils {
         if (cfg == null)
             return -1;
 
-        for (Map.Entry<String, Long> colVersion : versions.entrySet()) {
-            StatisticsColumnConfiguration colCfg = 
cfg.columns().get(colVersion.getKey());
+        for (Map.Entry<String, Long> colVer : versions.entrySet()) {
+            StatisticsColumnConfiguration colCfg = 
cfg.columns().get(colVer.getKey());
 
-            if (colCfg == null || colCfg.version() < colVersion.getValue())
+            if (colCfg == null || colCfg.version() < colVer.getValue())
                 return -1;
 
-            if (colCfg.version() > colVersion.getValue())
+            if (colCfg.version() > colVer.getValue())
                 return 1;
         }
 
diff --git 
a/modules/core/src/main/java/org/apache/ignite/internal/processors/query/stat/hll/HLL.java
 
b/modules/core/src/main/java/org/apache/ignite/internal/processors/query/stat/hll/HLL.java
index 8c519081cd1..288f2e9d62a 100644
--- 
a/modules/core/src/main/java/org/apache/ignite/internal/processors/query/stat/hll/HLL.java
+++ 
b/modules/core/src/main/java/org/apache/ignite/internal/processors/query/stat/hll/HLL.java
@@ -1015,8 +1015,8 @@ public class HLL implements Cloneable {
      * @see #toBytes(ISchemaVersion)
      */
     public static HLL fromBytes(final byte[] bytes) {
-        final ISchemaVersion schemaVersion = 
SerializationUtil.getSchemaVersion(bytes);
-        final IHLLMetadata metadata = schemaVersion.readMetadata(bytes);
+        final ISchemaVersion schemaVer = 
SerializationUtil.getSchemaVersion(bytes);
+        final IHLLMetadata metadata = schemaVer.readMetadata(bytes);
 
         final HLLType type = metadata.HLLType();
         final int regwidth = metadata.registerWidth();
@@ -1060,7 +1060,7 @@ public class HLL implements Cloneable {
                 throw new RuntimeException("Unsupported HLL type " + type);
         }
 
-        final IWordDeserializer deserializer = 
schemaVersion.getDeserializer(type, wordLength, bytes);
+        final IWordDeserializer deserializer = schemaVer.getDeserializer(type, 
wordLength, bytes);
 
         switch (type) {
             case EXPLICIT:
diff --git 
a/modules/core/src/main/java/org/apache/ignite/internal/processors/query/stat/hll/serialization/SchemaVersionOne.java
 
b/modules/core/src/main/java/org/apache/ignite/internal/processors/query/stat/hll/serialization/SchemaVersionOne.java
index ba86e05b1d4..4849985bf20 100644
--- 
a/modules/core/src/main/java/org/apache/ignite/internal/processors/query/stat/hll/serialization/SchemaVersionOne.java
+++ 
b/modules/core/src/main/java/org/apache/ignite/internal/processors/query/stat/hll/serialization/SchemaVersionOne.java
@@ -80,11 +80,11 @@ public class SchemaVersionOne implements ISchemaVersion {
      * @see net.agkn.hll.serialization.ISchemaVersion#readMetadata(byte[])
      */
     @Override public IHLLMetadata readMetadata(final byte[] bytes) {
-        final byte versionByte = bytes[0];
+        final byte verByte = bytes[0];
         final byte parametersByte = bytes[1];
         final byte cutoffByte = bytes[2];
 
-        final int typeOrdinal = SerializationUtil.typeOrdinal(versionByte);
+        final int typeOrdinal = SerializationUtil.typeOrdinal(verByte);
         final int explicitCutoffValue = 
SerializationUtil.explicitCutoff(cutoffByte);
         final boolean explicitOff = (explicitCutoffValue == EXPLICIT_OFF);
         final boolean explicitAuto = (explicitCutoffValue == EXPLICIT_AUTO);
diff --git 
a/modules/core/src/main/java/org/apache/ignite/internal/processors/query/stat/hll/serialization/SerializationUtil.java
 
b/modules/core/src/main/java/org/apache/ignite/internal/processors/query/stat/hll/serialization/SerializationUtil.java
index 9ce17ce0e76..211593d59ff 100644
--- 
a/modules/core/src/main/java/org/apache/ignite/internal/processors/query/stat/hll/serialization/SerializationUtil.java
+++ 
b/modules/core/src/main/java/org/apache/ignite/internal/processors/query/stat/hll/serialization/SerializationUtil.java
@@ -113,12 +113,12 @@ public class SerializationUtil {
         if (schemaVersionNumber >= REGISTERED_SCHEMA_VERSIONS.length || 
schemaVersionNumber < 0)
             throw new RuntimeException("Invalid schema version number " + 
schemaVersionNumber);
 
-        final ISchemaVersion schemaVersion = 
REGISTERED_SCHEMA_VERSIONS[schemaVersionNumber];
+        final ISchemaVersion schemaVer = 
REGISTERED_SCHEMA_VERSIONS[schemaVersionNumber];
 
-        if (schemaVersion == null)
+        if (schemaVer == null)
             throw new RuntimeException("Unknown schema version number " + 
schemaVersionNumber);
 
-        return schemaVersion;
+        return schemaVer;
     }
 
     /**
@@ -130,10 +130,10 @@ public class SerializationUtil {
      *         be <code>null</code>.
      */
     public static ISchemaVersion getSchemaVersion(final byte[] bytes) {
-        final byte versionByte = bytes[0];
-        final int schemaVersionNumber = schemaVersion(versionByte);
+        final byte verByte = bytes[0];
+        final int schemaVerNumber = schemaVersion(verByte);
 
-        return getSchemaVersion(schemaVersionNumber);
+        return getSchemaVersion(schemaVerNumber);
     }
 
     // ************************************************************************
diff --git 
a/modules/core/src/test/java/org/apache/ignite/internal/client/thin/ServiceAwarenessTest.java
 
b/modules/core/src/test/java/org/apache/ignite/internal/client/thin/ServiceAwarenessTest.java
index d2cc68b3959..53d36b30752 100644
--- 
a/modules/core/src/test/java/org/apache/ignite/internal/client/thin/ServiceAwarenessTest.java
+++ 
b/modules/core/src/test/java/org/apache/ignite/internal/client/thin/ServiceAwarenessTest.java
@@ -277,16 +277,16 @@ public class ServiceAwarenessTest extends 
AbstractThinClientTest {
 
             srvcTopOnClient.clear();
 
-            AffinityTopologyVersion prevTopVersion = 
grid(0).context().discovery().topologyVersionEx();
+            AffinityTopologyVersion prevTopVer = 
grid(0).context().discovery().topologyVersionEx();
 
             grid(0).createCache("testCache");
 
             awaitPartitionMapExchange();
 
-            AffinityTopologyVersion newTopVersion = 
grid(0).context().discovery().topologyVersionEx();
+            AffinityTopologyVersion newTopVer = 
grid(0).context().discovery().topologyVersionEx();
 
-            assertTrue(newTopVersion.topologyVersion() == 
prevTopVersion.topologyVersion()
-                && newTopVersion.minorTopologyVersion() > 
prevTopVersion.minorTopologyVersion());
+            assertTrue(newTopVer.topologyVersion() == 
prevTopVer.topologyVersion()
+                && newTopVer.minorTopologyVersion() > 
prevTopVer.minorTopologyVersion());
 
             while (srvcTopOnClient.isEmpty())
                 svc.testMethod();
@@ -322,7 +322,7 @@ public class ServiceAwarenessTest extends 
AbstractThinClientTest {
                 && srvcTopOnClient.contains(grid(1).localNode().id())
                 && srvcTopOnClient.contains(grid(2).localNode().id()));
 
-            long prevTopVersion = 
grid(0).context().discovery().topologyVersion();
+            long prevTopVer = grid(0).context().discovery().topologyVersion();
 
             grid(1).services().cancel(SRV_NAME);
 
@@ -334,7 +334,7 @@ public class ServiceAwarenessTest extends 
AbstractThinClientTest {
 
             waitForCondition(() -> 
!grid(0).services().serviceDescriptors().isEmpty(), getTestTimeout());
 
-            assertEquals(prevTopVersion, 
grid(0).context().discovery().topologyVersion());
+            assertEquals(prevTopVer, 
grid(0).context().discovery().topologyVersion());
 
             ((GridTestLog4jLogger)log).setLevel(Level.DEBUG);
 
diff --git 
a/modules/core/src/test/java/org/apache/ignite/testframework/junits/multijvm/IgniteProcessProxy.java
 
b/modules/core/src/test/java/org/apache/ignite/testframework/junits/multijvm/IgniteProcessProxy.java
index 30a13e5509c..456a0b99816 100644
--- 
a/modules/core/src/test/java/org/apache/ignite/testframework/junits/multijvm/IgniteProcessProxy.java
+++ 
b/modules/core/src/test/java/org/apache/ignite/testframework/junits/multijvm/IgniteProcessProxy.java
@@ -220,12 +220,12 @@ public class IgniteProcessProxy implements IgniteEx {
      * @throws InterruptedException If we get interrupted.
      */
     private static void validateRemoteJre(@Nullable String javaHome) throws 
IOException, InterruptedException {
-        int remoteMajorVersion = new 
JavaVersionCommand().majorVersion(javaHome);
-        int localMajorVersion = 
U.majorJavaVersion(System.getProperty("java.version"));
+        int remoteMajorVer = new JavaVersionCommand().majorVersion(javaHome);
+        int localMajorVer = 
U.majorJavaVersion(System.getProperty("java.version"));
 
-        if (localMajorVersion != remoteMajorVersion) {
-            fail("Version of remote java with home at '" + javaHome + "' (" + 
remoteMajorVersion +
-                ") is different from local java version (" + localMajorVersion 
+ "). " +
+        if (localMajorVer != remoteMajorVer) {
+            fail("Version of remote java with home at '" + javaHome + "' (" + 
remoteMajorVer +
+                ") is different from local java version (" + localMajorVer + 
"). " +
                 "Make sure test.multijvm.java.home property specifies a path 
to a correct Java installation");
         }
     }
diff --git 
a/modules/core/src/test/java/org/apache/ignite/testframework/junits/multijvm/JavaVersionCommand.java
 
b/modules/core/src/test/java/org/apache/ignite/testframework/junits/multijvm/JavaVersionCommand.java
index 80fa5be2d25..e3a2fa91924 100644
--- 
a/modules/core/src/test/java/org/apache/ignite/testframework/junits/multijvm/JavaVersionCommand.java
+++ 
b/modules/core/src/test/java/org/apache/ignite/testframework/junits/multijvm/JavaVersionCommand.java
@@ -48,9 +48,9 @@ class JavaVersionCommand {
                 readStream(proc.getErrorStream()) + "'");
         }
 
-        String versionOutput = readStream(proc.getErrorStream());
+        String verOutput = readStream(proc.getErrorStream());
 
-        return JavaVersionCommandParser.extractMajorVersion(versionOutput);
+        return JavaVersionCommandParser.extractMajorVersion(verOutput);
     }
 
     /**
diff --git 
a/modules/core/src/test/java/org/apache/ignite/testframework/junits/multijvm/JavaVersionCommandParser.java
 
b/modules/core/src/test/java/org/apache/ignite/testframework/junits/multijvm/JavaVersionCommandParser.java
index 6b97f9696be..30159e54893 100644
--- 
a/modules/core/src/test/java/org/apache/ignite/testframework/junits/multijvm/JavaVersionCommandParser.java
+++ 
b/modules/core/src/test/java/org/apache/ignite/testframework/junits/multijvm/JavaVersionCommandParser.java
@@ -41,8 +41,8 @@ class JavaVersionCommandParser {
                 versionCommandOutput + "'");
         }
 
-        String fullJavaVersion = matcher.group(2);
+        String fullJavaVer = matcher.group(2);
 
-        return U.majorJavaVersion(fullJavaVersion);
+        return U.majorJavaVersion(fullJavaVer);
     }
 }
diff --git 
a/modules/ducktests/src/main/java/org/apache/ignite/internal/ducktest/tests/control_utility/LongRunningTransactionsGenerator.java
 
b/modules/ducktests/src/main/java/org/apache/ignite/internal/ducktest/tests/control_utility/LongRunningTransactionsGenerator.java
index 7e4bc904cf8..cf17378fc83 100644
--- 
a/modules/ducktests/src/main/java/org/apache/ignite/internal/ducktest/tests/control_utility/LongRunningTransactionsGenerator.java
+++ 
b/modules/ducktests/src/main/java/org/apache/ignite/internal/ducktest/tests/control_utility/LongRunningTransactionsGenerator.java
@@ -61,7 +61,7 @@ public class LongRunningTransactionsGenerator extends 
IgniteAwareApplication {
 
         String lbl = jsonNode.get("label") != null ? 
jsonNode.get("label").asText() : null;
 
-        long expectedTopologyVersion = 
jsonNode.get("wait_for_topology_version") != null ?
+        long expectedTopologyVer = jsonNode.get("wait_for_topology_version") 
!= null ?
             jsonNode.get("wait_for_topology_version").asLong() : -1L;
 
         CountDownLatch lockLatch = new CountDownLatch(txCnt);
@@ -70,17 +70,17 @@ public class LongRunningTransactionsGenerator extends 
IgniteAwareApplication {
 
         markInitialized();
 
-        if (expectedTopologyVersion > 0) {
-            log.info("Start waiting for topology version: " + 
expectedTopologyVersion + ", " +
+        if (expectedTopologyVer > 0) {
+            log.info("Start waiting for topology version: " + 
expectedTopologyVer + ", " +
                 "current version is: " + ignite.cluster().topologyVersion());
 
             long start = System.nanoTime();
 
-            while (ignite.cluster().topologyVersion() < expectedTopologyVersion
+            while (ignite.cluster().topologyVersion() < expectedTopologyVer
                 && Duration.ofNanos(start - 
System.nanoTime()).compareTo(TOPOLOGY_WAIT_TIMEOUT) < 0)
                 Thread.sleep(100L);
 
-            log.info("Finished waiting for topology version: " + 
expectedTopologyVersion + ", " +
+            log.info("Finished waiting for topology version: " + 
expectedTopologyVer + ", " +
                 "current version is: " + ignite.cluster().topologyVersion());
         }
 
diff --git 
a/modules/indexing/src/test/java/org/apache/ignite/internal/processors/query/stat/StatisticsAbstractTest.java
 
b/modules/indexing/src/test/java/org/apache/ignite/internal/processors/query/stat/StatisticsAbstractTest.java
index 7d2823c8615..8c87170a466 100644
--- 
a/modules/indexing/src/test/java/org/apache/ignite/internal/processors/query/stat/StatisticsAbstractTest.java
+++ 
b/modules/indexing/src/test/java/org/apache/ignite/internal/processors/query/stat/StatisticsAbstractTest.java
@@ -555,14 +555,14 @@ public abstract class StatisticsAbstractTest extends 
GridCommonAbstractTest {
             try {
                 checkStatisticTasksEmpty(ign);
 
-                for (Map.Entry<StatisticsTarget, Long> targetVersionEntry : 
expectedVersions.entrySet()) {
-                    StatisticsTarget target = targetVersionEntry.getKey();
+                for (Map.Entry<StatisticsTarget, Long> targetVerEntry : 
expectedVersions.entrySet()) {
+                    StatisticsTarget target = targetVerEntry.getKey();
 
                     // Statistics configuration manager could not get fresh 
enough configuration version till now so we
                     // need to request global statistics again to force it's 
collection
                     // TODO: remove me 
statisticsMgr(ign).getGlobalStatistics(target.key());
 
-                    Long ver = targetVersionEntry.getValue();
+                    Long ver = targetVerEntry.getValue();
 
                     ObjectStatisticsImpl s;
 
diff --git 
a/modules/indexing/src/test/java/org/apache/ignite/internal/processors/query/stat/hll/FullHLLTest.java
 
b/modules/indexing/src/test/java/org/apache/ignite/internal/processors/query/stat/hll/FullHLLTest.java
index 141b5acb3d4..e31c9b389f8 100644
--- 
a/modules/indexing/src/test/java/org/apache/ignite/internal/processors/query/stat/hll/FullHLLTest.java
+++ 
b/modules/indexing/src/test/java/org/apache/ignite/internal/processors/query/stat/hll/FullHLLTest.java
@@ -280,9 +280,9 @@ public class FullHLLTest {
         final int log2m = 11/*arbitrary*/;
         final int regwidth = 5;
 
-        final ISchemaVersion schemaVersion = 
SerializationUtil.DEFAULT_SCHEMA_VERSION;
+        final ISchemaVersion schemaVer = 
SerializationUtil.DEFAULT_SCHEMA_VERSION;
         final HLLType type = HLLType.FULL;
-        final int padding = schemaVersion.paddingBytes(type);
+        final int padding = schemaVer.paddingBytes(type);
         final int dataByteCnt = 
ProbabilisticTestUtil.getRequiredBytes(regwidth, (1 << log2m)/*aka 2^log2m = 
m*/);
         final int expectedByteCnt = padding + dataByteCnt;
 
@@ -290,7 +290,7 @@ public class FullHLLTest {
             // Should work on an empty element
             final HLL hll = new HLL(log2m, regwidth, 128/*explicitThreshold, 
arbitrary, unused*/,
                 256/*sparseThreshold, arbitrary, unused*/, HLLType.FULL);
-            final byte[] bytes = hll.toBytes(schemaVersion);
+            final byte[] bytes = hll.toBytes(schemaVer);
 
             // assert output length is correct
             assertEquals(bytes.length, expectedByteCnt);
@@ -310,7 +310,7 @@ public class FullHLLTest {
                 hll.addRaw(rawValue);
             }
 
-            final byte[] bytes = hll.toBytes(schemaVersion);
+            final byte[] bytes = hll.toBytes(schemaVer);
 
             // assert output length is correct
             assertEquals(bytes.length, expectedByteCnt);
@@ -330,7 +330,7 @@ public class FullHLLTest {
                 hll.addRaw(rawValue);
             }
 
-            final byte[] bytes = hll.toBytes(schemaVersion);
+            final byte[] bytes = hll.toBytes(schemaVer);
 
             // assert output length is correct
             assertEquals(bytes.length, expectedByteCnt);


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