Hello, I have installed default jdk, jre as:
*anand@user-MS-7C96:~/git/ratis$ java -versionopenjdk version "11.0.23" 2024-04-16OpenJDK Runtime Environment (build 11.0.23+9-post-Ubuntu-1ubuntu122.04.1)OpenJDK 64-Bit Server VM (build 11.0.23+9-post-Ubuntu-1ubuntu122.04.1, mixed mode, sharing)anand@user-MS-7C96:~/git/ratis$ javac -versionjavac 11.0.23* *anand@user-MS-7C96:~/git/ratis$ echo $JAVA_HOME/usr/lib/jvm/default-javaanand@user-MS-7C96:~/git/ratis$ ls -l /usr/lib/jvm/default-javalrwxrwxrwx 1 root root 25 Mar 24 2022 /usr/lib/jvm/default-java -> java-1.11.0-openjdk-amd64* but getting compilation error -- *anand@user-MS-7C96:~/git/ratis$ mvn clean package -DskipTests[INFO] Scanning for projects...* *<...>* *[INFO] --- maven-compiler-plugin:3.10.0:compile (default-compile) @ ratis-proto ---[INFO] Compiling 20 source files to /home/anand/git/ratis/ratis-proto/target/classes[INFO] -------------------------------------------------------------[ERROR] COMPILATION ERROR :[INFO] -------------------------------------------------------------[ERROR] /home/anand/git/ratis/ratis-proto/target/generated-sources/org/apache/ratis/proto/grpc/AdminProtocolServiceGrpc.java:[288,4] error: default methods are not supported in -source 7 (use -source 8 or higher to enable default methods)[ERROR] /home/anand/git/ratis/ratis-proto/target/generated-sources/org/apache/ratis/proto/grpc/RaftClientProtocolServiceGrpc.java:[133,4] error: default methods are not supported in -source 7 (use -source 8 or higher to enable default methods)[ERROR] /home/anand/git/ratis/ratis-proto/target/generated-sources/org/apache/ratis/test/proto/GreeterGrpc.java:[130,4] error: default methods are not supported in -source 7 (use -source 8 or higher to enable default methods)[ERROR] /home/anand/git/ratis/ratis-proto/target/generated-sources/org/apache/ratis/proto/grpc/RaftServerProtocolServiceGrpc.java:[223,4] error: default methods are not supported in -source 7 (use -source 8 or higher to enable default methods)[ERROR] /home/anand/git/ratis/ratis-proto/target/generated-sources/org/apache/ratis/proto/FileTransferExampleServiceGrpc.java:[99,4] error: default methods are not supported in -source 7 (use -source 8 or higher to enable default methods)[INFO] 5 errors[INFO] -------------------------------------------------------------[INFO] ------------------------------------------------------------------------[INFO] Reactor Summary for Apache Ratis 3.2.0-SNAPSHOT:[INFO][INFO] Apache Ratis ....................................... SUCCESS [ 1.134 s][INFO] Apache Ratis Documentation ......................... SUCCESS [ 0.361 s][INFO] Apache Ratis Protocols ............................. FAILURE [ 0.987 s]* Please suggest if I missed some setup/config Thanks. Anand.
