fixes #227 + errorprone integration

Author: Alexander Furer

build.gradle

@@ -11,9 +11,12 @@ buildscript {
     dependencies {
         classpath "io.codearte.gradle.nexus:gradle-nexus-staging-plugin:0.30.0"
         classpath "de.marcphilipp.gradle:nexus-publish-plugin:0.4.0"
+        classpath "net.ltgt.gradle:gradle-errorprone-plugin:${gradleErrorPronePluginVersion}"
     }
 }
 
+
+
 allprojects { pr ->
     pr['signing.keyId'] = System.getenv('GPG_ID')
     pr['signing.password'] = System.getenv('GPG_PASSWORD')
@@ -42,6 +45,7 @@ subprojects {
 
     apply plugin: 'java'
     apply plugin: 'jacoco'
+    apply plugin: 'net.ltgt.errorprone'
 
 
     sourceCompatibility = 1.8
@@ -61,9 +65,16 @@ subprojects {
 
     dependencies {
         ["annotationProcessor", "testAnnotationProcessor", "compileOnly", "testCompileOnly"].each { conf ->
-            add(conf, "org.projectlombok:lombok:1.18.12")
+            add(conf, "org.projectlombok:lombok:${lombokVersion}")
         }
+        errorprone("com.google.errorprone:error_prone_core:${errorProneVersion}")
    }
+    tasks.withType(JavaCompile).configureEach {
+        options.errorprone.disableWarningsInGeneratedCode = true
+
+        options.errorprone.enabled  = (null != System.getenv("CI"))
+
+    }
     configurations.all {
         resolutionStrategy.cacheChangingModulesFor 0, 'seconds'
     }

gradle.properties

@@ -1,6 +1,9 @@
-grpcVersion=1.38.0
+grpcVersion=1.39.0
 springBootVersion=2.5.0
 springCloudVersion=2020.0.3
+gradleErrorPronePluginVersion=2.0.2
+errorProneVersion=2.7.1
+lombokVersion=1.18.20
 
 version=4.5.5-SNAPSHOT
 group=io.github.lognet

grpc-spring-boot-starter-gradle-plugin/README.adoc

@@ -53,7 +53,7 @@ grpcSpringBoot {
 ----
 <1> `io.github.lognet:grpc-spring-boot-starter` version to use, defaults to the same version as this plugin.
 <2> `grpc` version to use, defaults to the version the `io.github.lognet:grpc-spring-boot-starter` was compiled with (see version matrix https://github.com/LogNet/grpc-spring-boot-starter/blob/master/ReleaseNotes.md[here])
-<3> Version of `com.google.protobuf:protoc` protocol compiler  to use (defaults to `3.17.1`)
+<3> Version of `com.google.protobuf:protoc` protocol compiler  to use (defaults to `3.17.2`)
 
 
 The version of `com.google.protobuf` can be controlled via `pluginManagement` block :

grpc-spring-boot-starter-gradle-plugin/src/main/java/org/lognet/springboot/grpc/gradle/GrpcSpringBootExtension.java

@@ -19,7 +19,7 @@ public GrpcSpringBootExtension(Project project) {
 
 
         protocVersion = this.project.getObjects().property(String.class);
-        protocVersion.set("3.17.1");
+        protocVersion.set("3.17.2");
 
 
     }

grpc-spring-boot-starter/build.gradle

@@ -27,8 +27,6 @@ apply plugin: 'signing'
 apply plugin: "de.marcphilipp.nexus-publish"
 apply plugin: 'io.franzbecker.gradle-lombok'
 
-
-
 configurations{
     testCompile {
         exclude group: 'io.netty', module: 'netty-tcnative-boringssl-static'
@@ -63,7 +61,13 @@ task generateReleaseNotes(type: JavaExec, group: "documentation") {
         }
     }
 }
+
+lombok {
+    version = "${lombokVersion}"
+}
+
 def delombokOutputDir = file("$buildDir/delombok")
+
 task delombok(type: io.franzbecker.gradle.lombok.task.DelombokTask) {
     outputs.dir(delombokOutputDir)
     for (srcDir in project.sourceSets.main.java.srcDirs) {

grpc-spring-boot-starter/src/main/java/org/lognet/springboot/grpc/autoconfigure/GRpcAutoConfiguration.java

@@ -13,7 +13,6 @@
 import org.springframework.boot.autoconfigure.AutoConfigureAfter;
 import org.springframework.boot.autoconfigure.AutoConfigureOrder;
 import org.springframework.boot.autoconfigure.condition.ConditionalOnBean;
-import org.springframework.boot.autoconfigure.condition.ConditionalOnExpression;
 import org.springframework.boot.autoconfigure.condition.ConditionalOnMissingBean;
 import org.springframework.boot.autoconfigure.condition.ConditionalOnProperty;
 import org.springframework.boot.autoconfigure.validation.ValidationAutoConfiguration;