[Backport 2.x] [Spotless] Applying Google Code Format for core/src/main files #4 #1933

build.gradle

@@ -84,18 +84,21 @@ repositories {
 spotless {
     java {
         target fileTree('.') {
-            include '**/*.java'
+            include 'core/src/main/java/org/opensearch/sql/DataSourceSchemaName.java',
+                    'core/src/test/java/org/opensearch/sql/data/**/*.java',
+                    'core/src/test/java/org/opensearch/sql/config/**/*.java',
+                    'core/src/test/java/org/opensearch/sql/analysis/**/*.java'
             exclude '**/build/**', '**/build-*/**'
         }
-//        importOrder()
+        importOrder()
 //        licenseHeader("/*\n" +
 //                " * Copyright OpenSearch Contributors\n" +
 //                " * SPDX-License-Identifier: Apache-2.0\n" +
 //                " */\n\n")
-//        removeUnusedImports()
-//        trimTrailingWhitespace()
+        removeUnusedImports()
+        trimTrailingWhitespace()
         endWithNewline()
-//        googleJavaFormat('1.17.0').reflowLongStrings().groupArtifact('com.google.googlejavaformat:google-java-format')
+        googleJavaFormat('1.17.0').reflowLongStrings().groupArtifact('com.google.googlejavaformat:google-java-format')
     }
 }
 

core/build.gradle

@@ -26,13 +26,28 @@ plugins {
     id 'java-library'
     id "io.freefair.lombok"
     id 'jacoco'
+    id 'info.solidsoft.pitest' version '1.9.0'
     id 'java-test-fixtures'
 }
 
 repositories {
     mavenCentral()
 }
 
+// Being ignored as a temporary measure before being removed in favour of
+// spotless https://github.com/opensearch-project/sql/issues/1101
+checkstyleTest.ignoreFailures = true
+checkstyleMain.ignoreFailures = true
+
+pitest {
+    targetClasses = ['org.opensearch.sql.*']
+    pitestVersion = '1.9.0'
+    threads = 4
+    outputFormats = ['HTML', 'XML']
+    timestampedReports = false
+    junit5PluginVersion = '1.0.0'
+}
+
 dependencies {
     api group: 'com.google.guava', name: 'guava', version: '32.0.1-jre'
     api group: 'org.apache.commons', name: 'commons-lang3', version: '3.12.0'

core/src/main/java/org/opensearch/sql/DataSourceSchemaName.java

@@ -17,5 +17,4 @@ public class DataSourceSchemaName {
   private final String dataSourceName;
 
   private final String schemaName;
-
 }

core/src/test/java/org/opensearch/sql/analysis/AnalysisContextTest.java

@@ -3,7 +3,6 @@
  * SPDX-License-Identifier: Apache-2.0
  */
 
-
 package org.opensearch.sql.analysis;
 
 import static org.junit.jupiter.api.Assertions.assertEquals;