- Increase the "read-timeout" when searching for the host's machine public-IP.

- Update dependencies.
- Code polishing.

build.gradle

@@ -1,5 +1,5 @@
 plugins {
-    id 'org.springframework.boot' version '2.7.11'
+    id 'org.springframework.boot' version '2.7.12'
     id 'io.spring.dependency-management' version '1.1.0'
     id 'java'
 }
@@ -51,7 +51,7 @@ dependencies {
     // https://mvnrepository.com/artifact/org.apache.commons/commons-compress
     implementation 'org.apache.commons:commons-compress:1.23.0'
 
-    implementation 'io.minio:minio:8.5.2'
+    implementation 'io.minio:minio:8.5.3'
 
     // https://mvnrepository.com/artifact/com.cloudera.impala/jdbc
     implementation("com.cloudera.impala:jdbc:2.5.31") {
@@ -74,7 +74,7 @@ dependencies {
     }
 
     // https://mvnrepository.com/artifact/org.apache.parquet/parquet-avro
-    implementation('org.apache.parquet:parquet-avro:1.13.0')
+    implementation('org.apache.parquet:parquet-avro:1.13.1')
 
     // https://mvnrepository.com/artifact/org.apache.hadoop/hadoop-common
     implementation('org.apache.hadoop:hadoop-common:3.3.5') {
@@ -107,7 +107,7 @@ dependencies {
 
     // Add back some updated version of the needed dependencies.
     implementation 'org.apache.thrift:libthrift:0.17.0' // Newer versions (>=0.18.X) are not compatible with JAVA 8.
-    implementation 'com.fasterxml.woodstox:woodstox-core:6.5.0'
+    implementation 'com.fasterxml.woodstox:woodstox-core:6.5.1'
 
     // https://mvnrepository.com/artifact/org.json/json
     implementation 'org.json:json:20230227'
@@ -117,7 +117,7 @@ dependencies {
 
 
     // https://mvnrepository.com/artifact/io.micrometer/micrometer-registry-prometheus
-    runtimeOnly 'io.micrometer:micrometer-registry-prometheus:1.10.6'
+    runtimeOnly 'io.micrometer:micrometer-registry-prometheus:1.11.0'
 
     testImplementation 'org.springframework.security:spring-security-test'
     testImplementation "org.springframework.boot:spring-boot-starter-test"

src/main/java/eu/openaire/urls_controller/controllers/GeneralController.java

@@ -16,9 +16,7 @@ public class GeneralController {
 
     @GetMapping("isAlive")
     public ResponseEntity<?> isControllerAlive() {
-
         logger.info("Received an \"isAlive\" request.");
-
         return ResponseEntity.ok().build();
     }
 

src/main/java/eu/openaire/urls_controller/services/UrlsServiceImpl.java

@@ -306,9 +306,8 @@ public class UrlsServiceImpl implements UrlsService {
             ImpalaConnector.databaseLock.lock();
             String assignmentErrorMsg = deleteWorkerAssignments(curWorkerId);
             ImpalaConnector.databaseLock.unlock();
-            if ( assignmentErrorMsg != null ) {
+            if ( assignmentErrorMsg != null )
                 errorMsg += "\n" + assignmentErrorMsg;
-            }
             logger.error(errorMsg);
             return ResponseEntity.status(HttpStatus.INTERNAL_SERVER_ERROR).body(errorMsg);
         } catch (Exception e) {

src/main/java/eu/openaire/urls_controller/util/UriBuilder.java

@@ -58,8 +58,8 @@ public class UriBuilder {
         String urlString = "https://api.ipify.org/";
         try {
             conn = (HttpURLConnection) new URL(urlString).openConnection();
-            conn.setConnectTimeout(60_000);
+            conn.setConnectTimeout(60_000); // 1 minute
-            conn.setReadTimeout(60_000);
+            conn.setReadTimeout(120_000);   // 2 minutes
             conn.setRequestMethod("GET");
             conn.connect();