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Further manifest fixes

This commit is contained in:
Jason Penilla 2021-11-27 00:58:03 -08:00 committed by MiniDigger | Martin
parent 8d5f9137b4
commit 21cb7a63fb
1 changed files with 11 additions and 15 deletions
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26
patches/api/0315-Add-Git-information-to-version-command-on-startup.patch
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@ -6,10 +6,10 @@ Subject: [PATCH] Add Git information to version command/on startup
diff --git a/src/main/java/io/papermc/paper/util/JarManifests.java b/src/main/java/io/papermc/paper/util/JarManifests.java
new file mode 100644
index 0000000000000000000000000000000000000000..2a49f4198b07b3ecdc320c330c58eab2f15c5c74
index 0000000000000000000000000000000000000000..909617079db61b675cc7b60b44ef96b306076343
--- /dev/null
+++ b/src/main/java/io/papermc/paper/util/JarManifests.java
@@ -0,0 +1,36 @@
@@ -0,0 +1,37 @@
+package io.papermc.paper.util;
+
+import java.io.IOException;
@ -21,6 +21,7 @@ index 0000000000000000000000000000000000000000..2a49f4198b07b3ecdc320c330c58eab2
+import java.util.jar.Manifest;
+import org.jetbrains.annotations.ApiStatus;
+import org.jetbrains.annotations.NotNull;
+import org.jetbrains.annotations.Nullable;
+
+@ApiStatus.Internal
+public final class JarManifests {
@ -29,25 +30,25 @@ index 0000000000000000000000000000000000000000..2a49f4198b07b3ecdc320c330c58eab2
+
+ private static final Map<ClassLoader, Manifest> MANIFESTS = Collections.synchronizedMap(new WeakHashMap<>());
+
+ public static @NotNull Manifest manifest(final @NotNull Class<?> clazz) {
+ public static @Nullable Manifest manifest(final @NotNull Class<?> clazz) {
+ return MANIFESTS.computeIfAbsent(clazz.getClassLoader(), classLoader -> {
+ final String classLocation = "/" + clazz.getName().replace(".", "/") + ".class";
+ final URL resource = clazz.getResource(classLocation);
+ if (resource == null) {
+ throw new IllegalStateException("Could not find class file for loaded class: " + clazz.getName());
+ return null;
+ }
+ final String classFilePath = resource.toString().replace("\\", "/");
+ final String archivePath = classFilePath.substring(0, classFilePath.length() - classLocation.length());
+ try (final InputStream stream = new URL(archivePath + "/META-INF/MANIFEST.MF").openStream()) {
+ return new Manifest(stream);
+ } catch (final IOException ex) {
+ throw new RuntimeException("Failed to locate or read manifest", ex);
+ return null;
+ }
+ });
+ }
+}
diff --git a/src/main/java/org/bukkit/Bukkit.java b/src/main/java/org/bukkit/Bukkit.java
index 0521781a48d326c0a4a01b920188e9ce00b51ef0..7bbeed0c0514d5da243e205a78f82116b464acd1 100644
index 0521781a48d326c0a4a01b920188e9ce00b51ef0..eb0aa2a2a9def0270341ee15d8a7a0629a67a823 100644
--- a/src/main/java/org/bukkit/Bukkit.java
+++ b/src/main/java/org/bukkit/Bukkit.java
@@ -51,6 +51,7 @@ import org.bukkit.util.CachedServerIcon;
@ -58,7 +59,7 @@ index 0521781a48d326c0a4a01b920188e9ce00b51ef0..7bbeed0c0514d5da243e205a78f82116
/**
* Represents the Bukkit core, for version and Server singleton handling
@@ -100,7 +101,30 @@ public final class Bukkit {
@@ -100,7 +101,25 @@ public final class Bukkit {
}
Bukkit.server = server;
@ -73,14 +74,9 @@ index 0521781a48d326c0a4a01b920188e9ce00b51ef0..7bbeed0c0514d5da243e205a78f82116
+ */
+ @NotNull
+ public static String getVersionMessage() {
+ final java.util.jar.Manifest manifest;
+ if (java.lang.reflect.Proxy.isProxyClass(Bukkit.getServer().getClass())) { // TestServer
+ manifest = new java.util.jar.Manifest();
+ } else {
+ manifest = JarManifests.manifest(Bukkit.getServer().getClass());
+ }
+ final String gitBranch = manifest.getMainAttributes().getValue("Git-Branch");
+ final String gitCommit = manifest.getMainAttributes().getValue("Git-Commit");
+ final var manifest = JarManifests.manifest(Bukkit.getServer().getClass());
+ final String gitBranch = manifest == null ? null : manifest.getMainAttributes().getValue("Git-Branch");
+ final String gitCommit = manifest == null ? null : manifest.getMainAttributes().getValue("Git-Commit");
+ String branchMsg = " on " + gitBranch;
+ if ("master".equals(gitBranch) || "main".equals(gitBranch)) {
+ branchMsg = ""; // Don't show branch on main/master