Fix java version parsing (#521)

Author: lucko

spark-api/build.gradle

@@ -13,13 +13,18 @@ license {
     header = project.file('HEADER.txt')
 }
 
+java {
+    withSourcesJar()
+    withJavadocJar()
+}
+
 publishing {
     //repositories {
     //    maven {
-    //        url = 'https://oss.sonatype.org/content/repositories/snapshots'
+    //        url = 'https://nexus.lucko.me/repository/maven-snapshots/'
     //        credentials {
-    //            username = sonatypeUsername
-    //            password = sonatypePassword
+    //            username = luckoNexusUsername
+    //            password = luckoNexusPassword
     //        }
     //    }
     //}

spark-common/src/main/java/me/lucko/spark/common/util/JavaVersion.java

@@ -37,7 +37,7 @@ static int parseJavaVersion(String version) {
             return Integer.parseInt(version.substring(2, 3));
         } else {
             // Java 9 and above
-            return Integer.parseInt(version.split("\\.")[0]);
+            return Integer.parseInt(version.split("\\.|\\-")[0]);
         }
     }
 

spark-common/src/test/java/me/lucko/spark/common/util/JavaVersionTest.java

@@ -36,6 +36,8 @@ public void testJavaVersion() {
         assertEquals(9, JavaVersion.parseJavaVersion("9.0.1"));
         assertEquals(11, JavaVersion.parseJavaVersion("11.0.1"));
         assertEquals(17, JavaVersion.parseJavaVersion("17.0.1"));
+        assertEquals(17, JavaVersion.parseJavaVersion("17-ea"));
+        assertEquals(17, JavaVersion.parseJavaVersion("17.0.1-ea"));
     }
 
 }