IGNITE-13197: Revert unnecessary changes.

modules/core/src/main/java/org/apache/ignite/internal/util/GridDebug.java

@@ -25,7 +25,6 @@
 import java.io.StringWriter;
 import java.lang.management.ManagementFactory;
 import java.nio.charset.Charset;
-import java.nio.charset.StandardCharsets;
 import java.text.SimpleDateFormat;
 import java.util.ArrayList;
 import java.util.Arrays;
@@ -57,7 +56,7 @@ public class GridDebug {
     private static final FileOutputStream out;
 
     /** */
-    private static final Charset charset = StandardCharsets.UTF_8;
+    private static final Charset charset = Charset.forName("UTF-8");
 
     /** */
     private static volatile long start;

modules/core/src/test/java/org/apache/ignite/internal/util/tostring/GridToStringBuilderSelfTest.java

@@ -684,7 +684,7 @@ private static class TestClass1 {
         /** */
         @SuppressWarnings("unused")
         @GridToStringOrder(0)
-        private final String id = "1234567890";
+        private String id = "1234567890";
 
         /** */
         @SuppressWarnings("unused")
@@ -710,7 +710,7 @@ private static class TestClass1 {
 
         /** */
         @SuppressWarnings("unused")
-        private final String name = "qwertyuiopasdfghjklzxcvbnm";
+        private String name = "qwertyuiopasdfghjklzxcvbnm";
 
         /** */
         @SuppressWarnings("unused")
@@ -799,7 +799,7 @@ private static class TestClass2 {
         /** */
         @SuppressWarnings("unused")
         @GridToStringInclude
-        private final String str;
+        private String str;
 
         /** */
         @GridToStringInclude
@@ -822,7 +822,7 @@ private static class Parent {
 
         /** */
         @GridToStringInclude
-        private final Parent[] pa = new Parent[1];
+        private Parent pa[] = new Parent[1];
 
         /** {@inheritDoc} */
         @Override public String toString() {
@@ -839,7 +839,7 @@ private static class Child extends Parent {
 
         /** */
         @GridToStringInclude
-        private final Parent[] pb = new Parent[1];
+        private Parent pb[] = new Parent[1];
 
         /** {@inheritDoc} */
         @Override public String toString() {

modules/direct-io/src/main/java/org/apache/ignite/internal/processors/cache/persistence/file/AlignedBuffersDirectFileIO.java

@@ -63,10 +63,10 @@ public class AlignedBuffersDirectFileIO extends AbstractFileIO {
     private final IgniteLogger log;
 
     /** Thread local with buffers with capacity = one page {@link #pageSize} and aligned using {@link #ioBlockSize}. */
-    private final ThreadLocal<ByteBuffer> tlbOnePageAligned;
+    private ThreadLocal<ByteBuffer> tlbOnePageAligned;
 
     /** Managed aligned buffers. Used to check if buffer is applicable for direct IO our data should be copied. */
-    private final ConcurrentHashMap<Long, Thread> managedAlignedBuffers;
+    private ConcurrentHashMap<Long, Thread> managedAlignedBuffers;
 
     /** File descriptor. */
     private int fd = -1;
@@ -210,7 +210,7 @@ else if (mode == StandardOpenOption.SYNC)
     @Override public void position(long newPosition) throws IOException {
         if (IgniteNativeIoLib.lseek(fdCheckOpened(), newPosition, IgniteNativeIoLib.SEEK_SET) < 0) {
             throw new IOException(String.format("Error setting file [%s] position to [%s]: %s",
-                file, newPosition, getLastError()));
+                file, Long.toString(newPosition), getLastError()));
         }
     }
 

modules/spring-data-2.2/src/main/java/org/apache/ignite/springdata22/repository/query/StringQuery.java

@@ -24,10 +24,10 @@
 import java.util.regex.Matcher;
 import java.util.regex.Pattern;
 import org.jetbrains.annotations.Nullable;
-import org.springframework.data.domain.Range;
-import org.springframework.data.domain.Range.Bound;
 import org.springframework.data.repository.query.SpelQueryContext;
 import org.springframework.data.repository.query.SpelQueryContext.SpelExtractor;
+import org.springframework.data.domain.Range;
+import org.springframework.data.domain.Range.Bound;
 import org.springframework.data.repository.query.parser.Part.Type;
 import org.springframework.util.Assert;
 import org.springframework.util.ObjectUtils;