remove mainly unused logging dependencies

build.gradle

@@ -15,11 +15,11 @@ repositories {
 
 dependencies {
 	implementation 'org.springframework.boot:spring-boot-starter-web'
-	implementation 'ch.qos.logback:logback-classic:1.4.14'
-	implementation 'net.logstash.logback:logstash-logback-encoder:8.0'
+	testImplementation 'org.springframework.boot:spring-boot-starter-test'
+
+	implementation 'org.projectlombok:lombok:1.18.34'
 	compileOnly 'org.projectlombok:lombok:1.18.34'
 	annotationProcessor 'org.projectlombok:lombok:1.18.34'
-	testImplementation 'org.springframework.boot:spring-boot-starter-test'
 }
 
 tasks.named('test') {

src/main/java/com/datadoghq/workshops/samplevulnerablejavaapp/MainController.java

@@ -1,8 +1,6 @@
 package com.datadoghq.workshops.samplevulnerablejavaapp;
 
 import com.datadoghq.workshops.samplevulnerablejavaapp.exception.InvalidDomainException;
-import org.slf4j.Logger;
-import org.slf4j.LoggerFactory;
 import org.springframework.beans.factory.annotation.Autowired;
 import org.springframework.http.HttpStatus;
 import org.springframework.http.ResponseEntity;
@@ -11,14 +9,11 @@
 @RestController
 public class MainController {
 
-  public Logger log = LoggerFactory.getLogger(MainController.class);
-
   @Autowired
   private DomainTestService domainTestService;
 
   @RequestMapping(method=RequestMethod.POST, value="/test-domain", consumes="application/json")
   public ResponseEntity<String> testDomain(@RequestBody DomainTestRequest request) {
-    log.info("Testing domain " + request.domainName);
     try {
       String result = domainTestService.testDomain(request.domainName);
       return new ResponseEntity<>(result, HttpStatus.OK);