Implement ArithmeticTransformerApi for arithmetic operations and refactor related transformers

Author: Cool6689

integration-test/src/test/java/org/apache/iotdb/db/it/query/IoTDBAliasIT.java

@@ -364,12 +364,12 @@ public void UDFQueryAsTest() {
         Arrays.asList(
             new String[] {},
             new String[] {
-              "0,1,0.013387802193205699,0.5403023058681398,-2.0,",
+              "0,1,0.013387802193205699,0.5403023058681398,-2,",
               "1,2,-0.5449592372801408,-0.4161468365471424,null,",
               "2,3,0.8359477452180156,-0.9899924966004454,null,"
             },
             new String[] {
-              "0,1,1,0.013387802193205699,0.013387802193205699,0.5403023058681398,-2.0,0.5403023058681398,",
+              "0,1,1,0.013387802193205699,0.013387802193205699,0.5403023058681398,-2,0.5403023058681398,",
               "1,2,2,-0.5449592372801408,-0.5449592372801408,-0.4161468365471424,null,-0.4161468365471424,",
               "2,3,3,0.8359477452180156,0.8359477452180156,-0.9899924966004454,null,-0.9899924966004454,"
             },

integration-test/src/test/java/org/apache/iotdb/db/it/selectinto/IoTDBSelectIntoIT.java

@@ -320,17 +320,17 @@ public void testExpression() {
     String expectedQueryHeader = "Time,root.sg_expr.d.k1,root.sg_expr.d.k2,root.sg_expr.d.k3,";
     String[] queryRetArray =
         new String[] {
-          "1,2.0,null,null,",
+          "1,2,null,null,",
           "2,null,-0.9092974268256817,null,",
-          "3,6.0,-0.1411200080598672,null,",
+          "3,6,-0.1411200080598672,null,",
           "4,null,0.7568024953079282,null,",
           "6,null,0.27941549819892586,null,",
-          "7,14.0,-0.6569865987187891,null,",
-          "8,16.0,-0.9893582466233818,8.0,",
+          "7,14,-0.6569865987187891,null,",
+          "8,16,-0.9893582466233818,8.0,",
           "9,null,-0.4121184852417566,null,",
-          "10,20.0,null,10.0,",
+          "10,20,null,10.0,",
           "11,null,0.9999902065507035,11.0,",
-          "12,24.0,0.5365729180004349,null,"
+          "12,24,0.5365729180004349,null,"
         };
     resultSetEqualTest(
         "select k1, k2, k3 from root.sg_expr.d;", expectedQueryHeader, queryRetArray);

integration-test/src/test/java/org/apache/iotdb/db/it/udf/IoTDBUDTFHybridQueryIT.java

@@ -19,28 +19,30 @@
 
 package org.apache.iotdb.db.it.udf;
 
-import static org.apache.iotdb.itbase.constant.TestConstant.TIMESTAMP_STR;
-import static org.junit.Assert.assertEquals;
-import static org.junit.Assert.assertTrue;
-import static org.junit.Assert.fail;
-
-import java.sql.Connection;
-import java.sql.ResultSet;
-import java.sql.SQLException;
-import java.sql.Statement;
 import org.apache.iotdb.commons.schema.column.ColumnHeaderConstant;
 import org.apache.iotdb.it.env.EnvFactory;
 import org.apache.iotdb.it.framework.IoTDBTestRunner;
 import org.apache.iotdb.itbase.category.ClusterIT;
 import org.apache.iotdb.itbase.category.LocalStandaloneIT;
 import org.apache.iotdb.itbase.constant.UDFTestConstant;
+
 import org.junit.AfterClass;
 import org.junit.BeforeClass;
 import org.junit.Ignore;
 import org.junit.Test;
 import org.junit.experimental.categories.Category;
 import org.junit.runner.RunWith;
 
+import java.sql.Connection;
+import java.sql.ResultSet;
+import java.sql.SQLException;
+import java.sql.Statement;
+
+import static org.apache.iotdb.itbase.constant.TestConstant.TIMESTAMP_STR;
+import static org.junit.Assert.assertEquals;
+import static org.junit.Assert.assertTrue;
+import static org.junit.Assert.fail;
+
 @RunWith(IoTDBTestRunner.class)
 @Category({LocalStandaloneIT.class, ClusterIT.class})
 public class IoTDBUDTFHybridQueryIT {

iotdb-core/datanode/pom.xml

@@ -19,7 +19,8 @@
     under the License.
 
 -->
-<project xmlns="http://maven.apache.org/POM/4.0.0" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 http://maven.apache.org/xsd/maven-4.0.0.xsd">
+<project xmlns="http://maven.apache.org/POM/4.0.0" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
+         xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 http://maven.apache.org/xsd/maven-4.0.0.xsd">
     <modelVersion>4.0.0</modelVersion>
     <parent>
         <groupId>org.apache.iotdb</groupId>
@@ -546,6 +547,34 @@
                     <target>8</target>
                 </configuration>
             </plugin>
+            <plugin>
+                <groupId>com.diffplug.spotless</groupId>
+                <artifactId>spotless-maven-plugin</artifactId>
+                <executions>
+                    <execution>
+                        <id>format-generated-sources</id>
+                        <phase>process-sources</phase>
+                        <goals>
+                            <goal>apply</goal>
+                        </goals>
+                        <configuration>
+                            <java>
+                                <googleJavaFormat>
+                                    <version>${google.java.format.version}</version>
+                                    <style>GOOGLE</style>
+                                </googleJavaFormat>
+                                <importOrder>
+                                    <order>org.apache.iotdb,,javax,java,\#</order>
+                                </importOrder>
+                                <removeUnusedImports/>
+                                <includes>
+                                    <include>target/generated-sources/**/*.java</include>
+                                </includes>
+                            </java>
+                        </configuration>
+                    </execution>
+                </executions>
+            </plugin>
         </plugins>
     </build>
     <profiles>