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47 lines
2.9 KiB
Diff
47 lines
2.9 KiB
Diff
From 0000000000000000000000000000000000000000 Mon Sep 17 00:00:00 2001
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From: Nassim Jahnke <nassim@njahnke.dev>
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Date: Wed, 16 Mar 2022 13:58:16 +0100
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Subject: [PATCH] Improve java version check
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Co-Authored-By: MiniDigger <admin@benndorf.dev>
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diff --git a/src/main/java/org/bukkit/craftbukkit/Main.java b/src/main/java/org/bukkit/craftbukkit/Main.java
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index c79afabed432ca9094967ae0e48b04133dc4c51b..2badebc0d7954c6d343bfd66dd14dc2d2d4661d7 100644
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--- a/src/main/java/org/bukkit/craftbukkit/Main.java
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+++ b/src/main/java/org/bukkit/craftbukkit/Main.java
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@@ -200,23 +200,27 @@ public class Main {
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return;
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}
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+ // Paper start - better java version checks
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+ boolean skip = Boolean.getBoolean("Paper.IgnoreJavaVersion");
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float javaVersion = Float.parseFloat(System.getProperty("java.class.version"));
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- if (javaVersion < 61.0) {
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- System.err.println("Unsupported Java detected (" + javaVersion + "). This version of Minecraft requires at least Java 17. Check your Java version with the command 'java -version'.");
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- return;
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- }
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- if (javaVersion > 64.0) {
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- System.err.println("Unsupported Java detected (" + javaVersion + "). Only up to Java 20 is supported.");
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+ boolean isOldVersion = javaVersion < 61.0;
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+ if (!skip && isOldVersion) {
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+ System.err.println("Unsupported Java detected (" + javaVersion + "). This version of Minecraft requires at least Java 17. Check your Java version with the command 'java -version'. For more info see https://docs.papermc.io/misc/java-install");
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return;
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}
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String javaVersionName = System.getProperty("java.version");
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// J2SE SDK/JRE Version String Naming Convention
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boolean isPreRelease = javaVersionName.contains("-");
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- if (isPreRelease && javaVersion == 61.0) {
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- System.err.println("Unsupported Java detected (" + javaVersionName + "). You are running an outdated, pre-release version. Only general availability versions of Java are supported. Please update your Java version.");
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+ if (!skip && isPreRelease) {
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+ System.err.println("Unsupported Java detected (" + javaVersionName + "). You are running an unsupported, non official, version. Only general availability versions of Java are supported. Please update your Java version. See https://docs.papermc.io/paper/faq#unsupported-java-detected-what-do-i-do for more information.");
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return;
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}
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+ if (skip && (isOldVersion || isPreRelease)) {
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+ System.err.println("Unsupported Java detected ("+ javaVersionName + "), but the check was skipped. Proceed with caution! ");
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+ }
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+ // Paper end - better java version checks
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+
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try {
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// Paper start - Handled by TerminalConsoleAppender
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/*
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