134 lines
5.6 KiB
Diff
134 lines
5.6 KiB
Diff
From 18db29b0ceb2bc7ed96c080d0debffb12b9aaf0e Mon Sep 17 00:00:00 2001
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From: md_5 <git@md-5.net>
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Date: Fri, 13 Dec 2013 11:45:47 +1100
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Subject: [PATCH] Optimize DataWatcher
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Use primitive orientated collections, as well as more effective copies across collections.
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diff --git a/src/main/java/net/minecraft/server/DataWatcher.java b/src/main/java/net/minecraft/server/DataWatcher.java
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index 90a2a80..cca6bd9 100644
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--- a/src/main/java/net/minecraft/server/DataWatcher.java
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+++ b/src/main/java/net/minecraft/server/DataWatcher.java
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@@ -14,8 +14,13 @@ public class DataWatcher {
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private final Entity a;
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private boolean b = true;
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- private static final HashMap c = new HashMap();
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- private final Map d = new HashMap();
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+ // Spigot Start
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+ private static final gnu.trove.map.TObjectIntMap classToId = new gnu.trove.map.hash.TObjectIntHashMap( 10, 0.5f, -1 );
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+ private final gnu.trove.map.TIntObjectMap dataValues = new gnu.trove.map.hash.TIntObjectHashMap( 10, 0.5f, -1 );
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+ // These exist as an attempt at backwards compatability for (broken) NMS plugins
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+ private static final Map c = gnu.trove.TDecorators.wrap( classToId );
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+ private final Map d = gnu.trove.TDecorators.wrap( dataValues );
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+ // Spigot End
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private boolean e;
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private ReadWriteLock f = new ReentrantReadWriteLock();
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@@ -24,19 +29,19 @@ public class DataWatcher {
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}
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public void a(int i, Object object) {
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- Integer integer = (Integer) c.get(object.getClass());
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+ int integer = classToId.get(object.getClass()); // Spigot
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- if (integer == null) {
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+ if (integer == -1) { // Spigot
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throw new IllegalArgumentException("Unknown data type: " + object.getClass());
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} else if (i > 31) {
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throw new IllegalArgumentException("Data value id is too big with " + i + "! (Max is " + 31 + ")");
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- } else if (this.d.containsKey(Integer.valueOf(i))) {
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+ } else if (this.dataValues.containsKey(i)) { // Spigot
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throw new IllegalArgumentException("Duplicate id value for " + i + "!");
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} else {
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- WatchableObject watchableobject = new WatchableObject(integer.intValue(), i, object);
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+ WatchableObject watchableobject = new WatchableObject(integer, i, object); // Spigot
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this.f.writeLock().lock();
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- this.d.put(Integer.valueOf(i), watchableobject);
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+ this.dataValues.put(i, watchableobject); // Spigot
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this.f.writeLock().unlock();
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this.b = false;
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}
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@@ -46,7 +51,7 @@ public class DataWatcher {
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WatchableObject watchableobject = new WatchableObject(j, i, null);
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this.f.writeLock().lock();
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- this.d.put(Integer.valueOf(i), watchableobject);
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+ this.dataValues.put(i, watchableobject); // Spigot
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this.f.writeLock().unlock();
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this.b = false;
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}
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@@ -81,7 +86,7 @@ public class DataWatcher {
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WatchableObject watchableobject;
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try {
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- watchableobject = (WatchableObject) this.d.get(Integer.valueOf(i));
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+ watchableobject = (WatchableObject) this.dataValues.get(i); // Spigot
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} catch (Throwable throwable) {
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CrashReport crashreport = CrashReport.a(throwable, "Getting synched entity data");
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CrashReportSystemDetails crashreportsystemdetails = crashreport.a("Synched entity data");
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@@ -133,7 +138,7 @@ public class DataWatcher {
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if (this.e) {
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this.f.readLock().lock();
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- Iterator iterator = this.d.values().iterator();
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+ Iterator iterator = this.dataValues.valueCollection().iterator(); // Spigot
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while (iterator.hasNext()) {
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WatchableObject watchableobject = (WatchableObject) iterator.next();
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@@ -157,7 +162,7 @@ public class DataWatcher {
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public void a(PacketDataSerializer packetdataserializer) {
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this.f.readLock().lock();
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- Iterator iterator = this.d.values().iterator();
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+ Iterator iterator = this.dataValues.valueCollection().iterator(); // Spigot
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while (iterator.hasNext()) {
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WatchableObject watchableobject = (WatchableObject) iterator.next();
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@@ -170,18 +175,11 @@ public class DataWatcher {
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}
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public List c() {
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- ArrayList arraylist = null;
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+ ArrayList arraylist = new ArrayList(); // Spigot
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this.f.readLock().lock();
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- WatchableObject watchableobject;
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-
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- for (Iterator iterator = this.d.values().iterator(); iterator.hasNext(); arraylist.add(watchableobject)) {
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- watchableobject = (WatchableObject) iterator.next();
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- if (arraylist == null) {
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- arraylist = new ArrayList();
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- }
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- }
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+ arraylist.addAll(this.dataValues.valueCollection()); // Spigot
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this.f.readLock().unlock();
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return arraylist;
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@@ -295,12 +293,14 @@ public class DataWatcher {
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}
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static {
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- c.put(Byte.class, Integer.valueOf(0));
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- c.put(Short.class, Integer.valueOf(1));
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- c.put(Integer.class, Integer.valueOf(2));
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- c.put(Float.class, Integer.valueOf(3));
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- c.put(String.class, Integer.valueOf(4));
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- c.put(ItemStack.class, Integer.valueOf(5));
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- c.put(ChunkCoordinates.class, Integer.valueOf(6));
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+ // Spigot Start - remove valueOf
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+ classToId.put(Byte.class, 0);
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+ classToId.put(Short.class, 1);
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+ classToId.put(Integer.class, 2);
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+ classToId.put(Float.class, 3);
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+ classToId.put(String.class, 4);
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+ classToId.put(ItemStack.class, 5);
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+ classToId.put(ChunkCoordinates.class, 6);
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+ // Spigot End
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}
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}
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--
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1.8.3.2
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