Merge pull request #114 from Korbik/spotless_google_format

MVN: Spotless google-java-format

Author: Korbik

Diff for: pom.xml

@@ -23,6 +23,9 @@
         <nexus-staging-maven.version>1.6.7</nexus-staging-maven.version>
         <build-helper-maven.version>3.0.0</build-helper-maven.version>
         <maven-compiler-plugin.version>3.10.0</maven-compiler-plugin.version>
+        <spotless.version>2.44.2</spotless.version>
+        <maven-checkstyle-plugin.version>3.6.0</maven-checkstyle-plugin.version>
+        <checkstyle.version>10.21.4</checkstyle.version>
 
         <!-- dependencies -->
         <protobuf.version>3.25.5</protobuf.version>
@@ -139,6 +142,23 @@
                         <protocArtifact>com.google.protobuf:protoc:${protobuf.version}:exe:${os.detected.classifier}</protocArtifact>
                     </configuration>
                 </plugin>
+                <plugin>
+                    <groupId>org.apache.maven.plugins</groupId>
+                    <artifactId>maven-checkstyle-plugin</artifactId>
+                    <version>${maven-checkstyle-plugin.version}</version>
+                    <configuration>
+                        <configLocation>google_checks.xml</configLocation>
+                        <consoleOutput>true</consoleOutput>
+                        <includeTestSourceDirectory>true</includeTestSourceDirectory>
+                    </configuration>
+                    <dependencies>
+                        <dependency>
+                            <groupId>com.puppycrawl.tools</groupId>
+                            <artifactId>checkstyle</artifactId>
+                            <version>${checkstyle.version}</version>
+                        </dependency>
+                    </dependencies>
+                </plugin>
             </plugins>
         </pluginManagement>
         <plugins>
@@ -229,11 +249,32 @@
                     </statelessTestsetInfoReporter>
                 </configuration>
             </plugin>
+            <plugin>
+                <groupId>com.diffplug.spotless</groupId>
+                <artifactId>spotless-maven-plugin</artifactId>
+                <version>${spotless.version}</version>
+                <configuration>
+                    <java>
+                        <googleJavaFormat>
+                            <reflowLongStrings>true</reflowLongStrings> <!-- optional -->
+                            <formatJavadoc>false</formatJavadoc>
+                        </googleJavaFormat>
 
-
+                        <removeUnusedImports>
+                            <engine>google-java-format</engine>
+                        </removeUnusedImports>
+                    </java>
+                </configuration>
+                <executions>
+                    <execution>
+                        <goals>
+                            <goal>check</goal>
+                        </goals>
+                    </execution>
+                </executions>
+            </plugin>
         </plugins>
     </build>
-
     <dependencies>
         <dependency>
             <groupId>com.google.protobuf</groupId>