MongoConfig - Removed Sonar warnings

- updated pom.xml files to get rid of warnings
- used `try-with-resource` to automatically close variable `mongoC`

Issue-ID: AAI-2954
Signed-off-by: Chris Andre <chris.andre@yoppworks.com>
Change-Id: Ib26db5f100d700c2e18d7aa2e5376dbe17f7f846

2 files changed, 6 insertions, 17 deletions

diff --git a/pom.xml b/pom.xml
index efbf33e..04eb0f6 100644
--- a/pom.xml
+++ b/pom.xml
@@ -279,11 +279,6 @@
 			<version>1.18</version>
 		</dependency>
 		<dependency>
-			<groupId>org.apache.commons</groupId>
-			<artifactId>commons-compress</artifactId>
-			<version>1.18</version>
-		</dependency>
-		<dependency>
 			<groupId>org.mongodb</groupId>
 			<artifactId>mongodb-driver</artifactId>
 			<version>3.6.2</version>
@@ -364,10 +359,6 @@
 			<version>2.24</version>
 		</dependency>
 		<dependency>
-			<groupId>org.json</groupId>
-			<artifactId>json</artifactId>
-		</dependency>
-		<dependency>
 			<groupId>com.googlecode.json-simple</groupId>
 			<artifactId>json-simple</artifactId>
 			<version>1.1.1</version>
@@ -555,12 +546,9 @@
 				<artifactId>maven-dependency-plugin</artifactId>
 			</plugin>
 			<plugin>
-				<groupId>org.springframework.boot</groupId>
-				<artifactId>spring-boot-maven-plugin</artifactId>
-			</plugin>
-			<plugin>
 				<artifactId>exec-maven-plugin</artifactId>
 				<groupId>org.codehaus.mojo</groupId>
+				<version>3.0.0</version>
 			</plugin>
 			<plugin>
 				<groupId>org.springframework.boot</groupId>
@@ -603,10 +591,12 @@
 			<plugin>
 				<groupId>com.github.kongchen</groupId>
 				<artifactId>swagger-maven-plugin</artifactId>
+				<version>3.1.8</version>
 			</plugin>
 			<plugin>
 				<groupId>org.apache.maven.plugins</groupId>
 				<artifactId>maven-javadoc-plugin</artifactId>
+				<version>3.2.0</version>
 				<configuration>
 					<additionalparam>-Xdoclint:none</additionalparam>
 				</configuration>
diff --git a/src/main/java/org/onap/aai/cacher/common/MongoConfig.java b/src/main/java/org/onap/aai/cacher/common/MongoConfig.java
index 5c1a541..ca063a7 100644
--- a/src/main/java/org/onap/aai/cacher/common/MongoConfig.java
+++ b/src/main/java/org/onap/aai/cacher/common/MongoConfig.java
@@ -48,7 +48,7 @@ import java.io.IOException;
 @Configuration
 public class MongoConfig {
 
-    private final static EELFLogger EELF_LOGGER = EELFManager.getInstance().getLogger(MongoConfig.class);
+    private static final EELFLogger EELF_LOGGER = EELFManager.getInstance().getLogger(MongoConfig.class);
 
     @Value("${mongodb.host}")
     private String MONGO_DB_HOST;
@@ -61,9 +61,8 @@ public class MongoConfig {
 
     @Bean
     public MongoClient mongoClient(MongodProcess mongodProcess) {
-        try {
-            // To connect to mongodb server
-            MongoClient mongoC = new MongoClient(MONGO_DB_HOST, MONGO_DB_PORT);
+        // To connect to mongodb server
+        try (MongoClient mongoC = new MongoClient(MONGO_DB_HOST, MONGO_DB_PORT)) {
 
             // Now connect to your databases
             EELF_LOGGER.info("Connect to database successfully");