[java] fix version regex to support graalce jdk 21

src/java/devcontainer-feature.json

@@ -1,6 +1,6 @@
 {
   "id": "java",
-  "version": "1.2.1",
+  "version": "1.2.2",
   "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

@@ -111,13 +111,13 @@ sdk_install() {
     elif echo "${requested_version}" | grep -oE "${full_version_check}" > /dev/null 2>&1; then
         echo "${requested_version}"
     else
-        local regex="${prefix}\\K[0-9]+\\.[0-9]+\\.[0-9]+${suffix}"
+        local regex="${prefix}\\K[0-9]+\\.?[0-9]*\\.?[0-9]*${suffix}"
         local version_list=$(su ${USERNAME} -c ". \${SDKMAN_DIR}/bin/sdkman-init.sh && sdk list ${install_type} 2>&1 | grep -oP \"${regex}\" | tr -d ' ' | sort -rV")
         if [ "${requested_version}" = "latest" ] || [ "${requested_version}" = "current" ]; then
             requested_version="$(echo "${version_list}" | head -n 1)"
         else
             set +e
-            requested_version="$(echo "${version_list}" | grep -E -m 1 "^${requested_version//./\\.}([\\.\\s]|$)")"
+            requested_version="$(echo "${version_list}" | grep -E -m 1 "^${requested_version//./\\.}([\\.\\s]|-|$)")"
             set -e
         fi
         if [ -z "${requested_version}" ] || ! echo "${version_list}" | grep "^${requested_version//./\\.}$" > /dev/null 2>&1; then

test/java/install_from_non_default_distro.sh

@@ -5,7 +5,7 @@ set -e
 # Optional: Import test library
 source dev-container-features-test-lib
 
-check "java version openjdk 11 installed" grep "openjdk 11." <(java --version)
+check "java version openjdk 19 installed" grep "openjdk 19." <(java --version)
 
 # Report result
 reportResults

test/java/install_non_conventional_version.sh

@@ -0,0 +1,11 @@
+#!/bin/bash
+
+set -e
+
+# Optional: Import test library
+source dev-container-features-test-lib
+
+check "java version openjdk 21 installed" grep "openjdk 21." <(java --version)
+
+# Report result
+reportResults

test/java/scenarios.json

@@ -56,5 +56,14 @@
                 "mavenVersion": "3.6.3"
             }
         }
+    },
+    "install_non_conventional_version": {
+        "image": "ubuntu:focal",
+        "features":{
+            "java": {
+                "version": "21",
+                "jdkDistro": "graalce"
+            }
+        }
     }
 }