EpicKnarvik97/PlotSquared
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Update java 8 notice

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This commit is contained in:
N0tMyFaultOG 2020-12-08 00:18:40 +01:00
parent 714837dd00
commit 3ca8a94419
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GPG Key ID: 823348042DA95A81
2 changed files with 31 additions and 45 deletions
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4
Bukkit/src/main/java/com/plotsquared/bukkit/BukkitPlatform.java
View File

@ -157,7 +157,7 @@ import java.util.concurrent.Executors;
import java.util.concurrent.LinkedBlockingQueue;
import java.util.concurrent.TimeUnit;
import static com.plotsquared.bukkit.util.JavaVersionCheck.checkJavaVersion;
import static com.plotsquared.bukkit.util.JavaVersionCheck.checkJvm;
import static com.plotsquared.core.util.PremiumVerification.getDownloadID;
import static com.plotsquared.core.util.PremiumVerification.getResourceID;
import static com.plotsquared.core.util.PremiumVerification.getUserID;
@ -515,7 +515,7 @@ public final class BukkitPlatform extends JavaPlugin implements Listener, PlotPl
}, 100L, 100L);
// Check whether the server runs on 11 or greater
checkJavaVersion();
checkJvm();
}
private void unload() {

72
Bukkit/src/main/java/com/plotsquared/bukkit/util/JavaVersionCheck.java
View File

@ -34,41 +34,39 @@ import java.util.regex.Pattern;
public class JavaVersionCheck {
private static final Logger logger = LoggerFactory.getLogger("P2/" + JavaVersionCheck.class.getSimpleName());
private final static Pattern NUM_PATTERN = Pattern.compile("\\d+");
private JavaVersionCheck() {
private static int checkJavaVersion() {
String javaVersion = System.getProperty("java.version");
final Matcher matcher = Pattern.compile("(?:1\\.)?(\\d+)").matcher(javaVersion);
if (!matcher.find()) {
logger.error("Failed to determine Java version; Could not parse: {}", javaVersion);
return -1;
}
final String version = matcher.group(1);
try {
return Integer.parseInt(version);
} catch (final NumberFormatException e) {
logger.error("Failed to determine Java version; Could not parse {} from {}", version, javaVersion, e);
return -1;
}
}
public static void checkJavaVersion() {
final String javaVersion = System.getProperty("java.version");
final int dotIndex = javaVersion.indexOf('.');
if (javaVersion.startsWith("1.")) {
JavaVersionCheck.notify(javaVersion, logger);
return;
public static void checkJvm() {
if (checkJavaVersion() < 11) {
logger.error("************************************************************");
logger.error("* WARNING - YOU ARE RUNNING AN OUTDATED VERSION OF JAVA.");
logger.error("* PLOTSQUARED WILL STOP BEING COMPATIBLE WITH THIS VERSION OF");
logger.error("* JAVA WHEN MINECRAFT 1.17 IS RELEASED.");
logger.error("*");
logger.error("* Please update the version of Java to 11. When Minecraft 1.17");
logger.error("* is released, support for versions of Java prior to 11 will");
logger.error("* be dropped.");
logger.error("*");
logger.error("* Current Java version: {}", System.getProperty("java.version"));
logger.error("************************************************************");
}
final int endIndex = dotIndex == -1 ? javaVersion.length() : dotIndex;
final String version = javaVersion.substring(0, endIndex);
final int javaVersionNumber;
try {
Matcher versionMatcher = NUM_PATTERN.matcher(version);
if (!versionMatcher.find()) {
JavaVersionCheck.notify(javaVersion, logger);
return;
}
javaVersionNumber = Integer.parseInt(versionMatcher.group());
} catch (final NumberFormatException e) {
logger.error("Failed to determine Java version. Could not parse {}", version, e);
JavaVersionCheck.notify(javaVersion, logger);
return;
}
if (javaVersionNumber < 11) {
JavaVersionCheck.notify(javaVersion, logger);
}
if (javaVersionNumber >= 11) {
if (checkJavaVersion() >= 15) {
logger.error("************************************************************");
logger.error("* PlotSquared uses Nashorn for the internal scripting engine.");
logger.error("* Within Java 15, Nashorn has been removed from Java.");
@ -77,16 +75,4 @@ public class JavaVersionCheck {
logger.error("************************************************************");
}
}
public static void notify(final String version, final Logger logger) {
logger.error("************************************************************");
logger.error("* WARNING - YOU ARE RUNNING AN OUTDATED VERSION OF JAVA.");
logger.error("* PLOTSQUARED WILL STOP BEING COMPATIBLE WITH THIS VERSION OF");
logger.error("* JAVA WHEN MINECRAFT 1.17 IS RELEASED.");
logger.error("*");
logger.error("* Please update the version of Java to 11.");
logger.error("*");
logger.error("* Current Java version: " + version);
logger.error("************************************************************");
}
}