[java] - Changes to install maven 3.9.9 manually without sdkman

Author: Kaniska244

src/java/devcontainer-feature.json

@@ -1,6 +1,6 @@
 {
   "id": "java",
-  "version": "1.6.3",
+  "version": "1.6.4",
   "name": "Java (via SDKMAN!)",
   "documentationURL": "https://github.com/devcontainers/features/tree/main/src/java",
   "description": "Installs Java, SDKMAN! (if not installed), and needed dependencies.",

src/java/install.sh

@@ -9,6 +9,8 @@
 #
 # Syntax: ./java-debian.sh [JDK version] [SDKMAN_DIR] [non-root user] [Add to rc files flag]
 
+set -x
+
 JAVA_VERSION="${VERSION:-"latest"}"
 INSTALL_GRADLE="${INSTALLGRADLE:-"false"}"
 GRADLE_VERSION="${GRADLEVERSION:-"latest"}"
@@ -340,7 +342,22 @@ fi
 
 # Install Maven
 if [[ "${INSTALL_MAVEN}" = "true" ]] && ! mvn --version > /dev/null 2>&1; then
-    sdk_install maven ${MAVEN_VERSION}
+    if [ "${MAVEN_VERSION}" = "3.9.9" ] || [ "${MAVEN_VERSION}" = "latest" ]; then
+        echo "Manually installing Maven 3.9.9..."
+        curl -fsSL https://repo.maven.apache.org/maven2/org/apache/maven/apache-maven/3.9.9/apache-maven-3.9.9-bin.zip -o /tmp/apache-maven-3.9.9-bin.zip
+        unzip -q /tmp/apache-maven-3.9.9-bin.zip -d /opt
+        ln -sfn /opt/apache-maven-3.9.9 /opt/maven
+        chown -R ${USERNAME}: /opt/apache-maven-3.9.9 /opt/maven
+        # Set up environment variables
+        echo "export MAVEN_HOME=/opt/maven" >> /etc/profile.d/maven.sh
+        echo "export PATH=\$MAVEN_HOME/bin:\$PATH" >> /etc/profile.d/maven.sh
+        chmod +x /etc/profile.d/maven.sh
+        # Source for current shell
+        export MAVEN_HOME=/opt/maven
+        export PATH=$MAVEN_HOME/bin:$PATH
+    else
+        sdk_install maven ${MAVEN_VERSION}
+    fi
 fi
 
 # Install Groovy