Use Java 11, fix #51

Signed-off-by: Julien Nioche <[email protected]>

Author: jnioche

Dockerfile

@@ -1,4 +1,4 @@
-FROM maven:3-jdk-8 AS build
+FROM maven:3-jdk-11 AS build
 
 RUN useradd -m urlfrontier
 
@@ -18,7 +18,7 @@ RUN mvn clean package -DskipFormatCode=true
 RUN rm service/target/original-*.jar
 RUN cp service/target/*.jar urlfrontier-service.jar
 
-FROM openjdk:8-jdk-slim
+FROM openjdk:11-jdk-slim
 
 RUN useradd -m urlfrontier
 
@@ -28,4 +28,4 @@ COPY --chown=urlfrontier --from=build /home/urlfrontier/urlfrontier-service.jar
 
 USER urlfrontier
 
-ENTRYPOINT ["java", "-Xmx2G", "-jar", "urlfrontier-service.jar"]
+ENTRYPOINT ["java", "-Xms2G", "-Xmx2G", "-XX:+UseG1GC", "-jar", "urlfrontier-service.jar"]

pom.xml

@@ -62,8 +62,8 @@
 					<artifactId>maven-compiler-plugin</artifactId>
 					<version>3.9.0</version>
 					<configuration>
-						<source>1.8</source>
-						<target>1.8</target>
+						<source>11</source>
+						<target>11</target>
 					</configuration>
 				</plugin>
 				<plugin>
@@ -84,7 +84,7 @@
 			<plugin>
 				<groupId>com.cosium.code</groupId>
 				<artifactId>git-code-format-maven-plugin</artifactId>
-				<version>2.7</version>
+				<version>3.3</version>
 				<executions>
 					<!-- On commit, format the modified java files -->
 					<execution>