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de04cbced5
Upstream has released updates that appear to apply and compile correctly. This update has not been tested by PaperMC and as with ANY update, please do your own testing Bukkit Changes: f29cb801 Separate checkstyle-suppressions file is not required 86f99bbe SPIGOT-7540, PR-946: Add ServerTickManager API d4119585 SPIGOT-6903, PR-945: Add BlockData#getMapColor b7a2ed41 SPIGOT-7530, PR-947: Add Player#removeResourcePack 9dd56255 SPIGOT-7527, PR-944: Add WindCharge#explode() 994a6163 Attempt upgrade of resolver libraries CraftBukkit Changes: b3b43a6ad Add Checkstyle check for unused imports 13fb3358e SPIGOT-7544: Scoreboard#getEntries() doesn't get entries but class names 3dda99c06 SPIGOT-7540, PR-1312: Add ServerTickManager API 2ab4508c0 SPIGOT-6903, PR-1311: Add BlockData#getMapColor 1dbdbbed4 PR-1238: Remove unnecessary sign ticking 659728d2a MC-264285, SPIGOT-7439, PR-1237: Fix unbreakable flint and steel is completely consumed while igniting creeper e37e29ce0 Increase outdated build delay c00438b39 SPIGOT-7530, PR-1313: Add Player#removeResourcePack 492dd80ce SPIGOT-7527, PR-1310: Add WindCharge#explode() e11fbb9d7 Upgrade MySQL driver 9f3a0bd2a Attempt upgrade of resolver libraries 60d16d7ca PR-1306: Centralize Bukkit and Minecraft entity conversion Spigot Changes: 06d602e7 Rebuild patches
119 lines
6.0 KiB
Diff
119 lines
6.0 KiB
Diff
From 0000000000000000000000000000000000000000 Mon Sep 17 00:00:00 2001
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From: underscore11code <minecrafter11mrt@gmail.com>
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Date: Fri, 23 Jul 2021 23:01:42 -0700
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Subject: [PATCH] Add System.out/err catcher
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diff --git a/src/main/java/io/papermc/paper/logging/SysoutCatcher.java b/src/main/java/io/papermc/paper/logging/SysoutCatcher.java
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new file mode 100644
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index 0000000000000000000000000000000000000000..a8e813ca89b033f061e695288b3383bdcf128531
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--- /dev/null
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+++ b/src/main/java/io/papermc/paper/logging/SysoutCatcher.java
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@@ -0,0 +1,94 @@
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+package io.papermc.paper.logging;
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+
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+import org.bukkit.Bukkit;
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+import org.bukkit.plugin.java.JavaPlugin;
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+import org.jetbrains.annotations.NotNull;
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+import org.jetbrains.annotations.Nullable;
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+
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+import java.io.OutputStream;
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+import java.io.PrintStream;
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+import java.util.Objects;
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+import java.util.concurrent.ConcurrentHashMap;
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+import java.util.concurrent.ConcurrentMap;
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+import java.util.concurrent.TimeUnit;
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+import java.util.logging.Level;
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+
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+public final class SysoutCatcher {
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+ private static final boolean SUPPRESS_NAGS = Boolean.getBoolean("io.papermc.paper.suppress.sout.nags");
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+ // Nanoseconds between nag at most; if interval is caught first, this is reset.
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+ // <= 0 for disabling.
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+ private static final long NAG_TIMEOUT = TimeUnit.MILLISECONDS.toNanos(
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+ Long.getLong("io.papermc.paper.sout.nags.timeout", TimeUnit.MINUTES.toMillis(5L)));
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+ // Count since last nag; if timeout is first, this is reset.
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+ // <= 0 for disabling.
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+ private static final long NAG_INTERVAL = Long.getLong("io.papermc.paper.sout.nags.interval", 200L);
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+
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+ // We don't particularly care about how correct this is at any given moment; let's do it on a best attempt basis.
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+ // The records are also pretty small, so let's just go for a size of 64 to start...
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+ //
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+ // Content: Plugin name => nag object
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+ // Why plugin name?: This doesn't store a reference to the plugin; keeps the reload ability.
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+ // Why not clean on reload?: Effort.
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+ private final ConcurrentMap<String, PluginNag> nagRecords = new ConcurrentHashMap<>(64);
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+
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+ public SysoutCatcher() {
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+ System.setOut(new WrappedOutStream(System.out, Level.INFO, "[STDOUT] "));
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+ System.setErr(new WrappedOutStream(System.err, Level.SEVERE, "[STDERR] "));
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+ }
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+
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+ private final class WrappedOutStream extends PrintStream {
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+ private static final StackWalker STACK_WALKER = StackWalker.getInstance(StackWalker.Option.RETAIN_CLASS_REFERENCE);
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+ private final Level level;
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+ private final String prefix;
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+
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+ public WrappedOutStream(@NotNull final OutputStream out, final Level level, final String prefix) {
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+ super(out);
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+ this.level = level;
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+ this.prefix = prefix;
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+ }
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+
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+ @Override
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+ public void println(@Nullable final String line) {
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+ final Class<?> clazz = STACK_WALKER.getCallerClass();
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+ try {
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+ final JavaPlugin plugin = JavaPlugin.getProvidingPlugin(clazz);
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+
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+ // Instead of just printing the message, send it to the plugin's logger
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+ plugin.getLogger().log(this.level, this.prefix + line);
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+
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+ if (SysoutCatcher.SUPPRESS_NAGS) {
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+ return;
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+ }
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+ if (SysoutCatcher.NAG_INTERVAL > 0 || SysoutCatcher.NAG_TIMEOUT > 0) {
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+ final PluginNag nagRecord = SysoutCatcher.this.nagRecords.computeIfAbsent(plugin.getName(), k -> new PluginNag());
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+ final boolean hasTimePassed = SysoutCatcher.NAG_TIMEOUT > 0
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+ && (nagRecord.lastNagTimestamp == Long.MIN_VALUE
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+ || nagRecord.lastNagTimestamp + SysoutCatcher.NAG_TIMEOUT <= System.nanoTime());
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+ final boolean hasMessagesPassed = SysoutCatcher.NAG_INTERVAL > 0
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+ && (nagRecord.messagesSinceNag == Long.MIN_VALUE
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+ || ++nagRecord.messagesSinceNag >= SysoutCatcher.NAG_INTERVAL);
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+ if (!hasMessagesPassed && !hasTimePassed) {
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+ return;
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+ }
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+ nagRecord.lastNagTimestamp = System.nanoTime();
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+ nagRecord.messagesSinceNag = 0;
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+ }
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+ Bukkit.getLogger().warning(
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+ String.format("Nag author(s): '%s' of '%s' about their usage of System.out/err.print. "
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+ + "Please use your plugin's logger instead (JavaPlugin#getLogger).",
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+ plugin.getPluginMeta().getAuthors(),
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+ plugin.getPluginMeta().getDisplayName())
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+ );
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+ } catch (final IllegalArgumentException | IllegalStateException e) {
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+ // If anything happens, the calling class doesn't exist, there is no JavaPlugin that "owns" the calling class, etc
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+ // Just print out normally, with some added information
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+ Bukkit.getLogger().log(this.level, String.format("%s[%s] %s", this.prefix, clazz.getName(), line));
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+ }
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+ }
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+ }
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+
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+ private static class PluginNag {
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+ private long lastNagTimestamp = Long.MIN_VALUE;
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+ private long messagesSinceNag = Long.MIN_VALUE;
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+ }
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+}
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diff --git a/src/main/java/org/bukkit/craftbukkit/CraftServer.java b/src/main/java/org/bukkit/craftbukkit/CraftServer.java
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index 0ed5db37759e66647bc54cdaa0e612cf2e851771..21dfa2d10e1c67c968b59eb11132ab1ff46ba2d7 100644
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--- a/src/main/java/org/bukkit/craftbukkit/CraftServer.java
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+++ b/src/main/java/org/bukkit/craftbukkit/CraftServer.java
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@@ -303,6 +303,7 @@ public final class CraftServer implements Server {
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public int reloadCount;
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private final io.papermc.paper.datapack.PaperDatapackManager datapackManager; // Paper
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public static Exception excessiveVelEx; // Paper - Velocity warnings
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+ private final io.papermc.paper.logging.SysoutCatcher sysoutCatcher = new io.papermc.paper.logging.SysoutCatcher(); // Paper
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static {
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ConfigurationSerialization.registerClass(CraftOfflinePlayer.class);
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