geforkt von Mirrors/Paper
66 Zeilen
2.9 KiB
Diff
66 Zeilen
2.9 KiB
Diff
From a62dabb02fe7405059ceb42495ed5dbc9704c1ea Mon Sep 17 00:00:00 2001
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From: snowleo <schneeleo@gmail.com>
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Date: Wed, 17 Oct 2012 22:30:45 +0200
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Subject: [PATCH] Make the plugin class loader thread safe
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---
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.../org/bukkit/plugin/java/JavaPluginLoader.java | 21 ++++++++++++---------
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1 file changed, 12 insertions(+), 9 deletions(-)
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diff --git a/src/main/java/org/bukkit/plugin/java/JavaPluginLoader.java b/src/main/java/org/bukkit/plugin/java/JavaPluginLoader.java
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index 10fc26a..f9a09ef 100644
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--- a/src/main/java/org/bukkit/plugin/java/JavaPluginLoader.java
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+++ b/src/main/java/org/bukkit/plugin/java/JavaPluginLoader.java
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@@ -45,6 +45,7 @@ import org.bukkit.plugin.UnknownDependencyException;
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import org.yaml.snakeyaml.error.YAMLException;
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import com.google.common.collect.ImmutableList;
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+import java.util.concurrent.ConcurrentHashMap;
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/**
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* Represents a Java plugin loader, allowing plugins in the form of .jar
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@@ -61,14 +62,14 @@ public class JavaPluginLoader implements PluginLoader {
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@Deprecated
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protected final Pattern[] fileFilters = fileFilters0;
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- private final Map<String, Class<?>> classes0 = new HashMap<String, Class<?>>();
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+ private final Map<String, Class<?>> classes0 = new ConcurrentHashMap<String, Class<?>>();
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/**
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* @deprecated Internal field that wasn't intended to be exposed
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*/
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@Deprecated
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protected final Map<String, Class<?>> classes = classes0;
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- private final Map<String, PluginClassLoader> loaders0 = new LinkedHashMap<String, PluginClassLoader>();
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+ private final Map<String, PluginClassLoader> loaders0 = new ConcurrentHashMap<String, PluginClassLoader>();
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/**
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* @deprecated Internal field that wasn't intended to be exposed
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*/
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@@ -293,14 +294,16 @@ public class JavaPluginLoader implements PluginLoader {
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if (cachedClass != null) {
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return cachedClass;
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} else {
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- for (String current : loaders0.keySet()) {
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- PluginClassLoader loader = loaders0.get(current);
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+ synchronized (loaders) {
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+ for (String current : loaders0.keySet()) {
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+ PluginClassLoader loader = loaders0.get(current);
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- try {
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- cachedClass = loader.extended ? loader.findClass(name, false) : loader.findClass0(name, false); // Don't warn on deprecation, but maintain overridability
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- } catch (ClassNotFoundException cnfe) {}
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- if (cachedClass != null) {
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- return cachedClass;
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+ try {
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+ cachedClass = loader.extended ? loader.findClass(name, false) : loader.findClass0(name, false); // Don't warn on deprecation, but maintain overridability
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+ } catch (ClassNotFoundException cnfe) {}
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+ if (cachedClass != null) {
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+ return cachedClass;
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+ }
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}
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}
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}
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--
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1.8.1-rc2
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