geforkt von Mirrors/Paper
Synchronized and moved Hash classes
By: FrozenCow <frozencow@gmail.com>
Dieser Commit ist enthalten in:
Ursprung
dc8f7eb294
Commit
2803cc2b23
@ -8,7 +8,6 @@ import net.minecraft.server.ItemInWorldManager;
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import net.minecraft.server.Packet;
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import net.minecraft.server.Packet3Chat;
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import net.minecraft.server.Packet6SpawnPosition;
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import net.minecraft.server.Packet9Respawn;
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import net.minecraft.server.ServerConfigurationManager;
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import net.minecraft.server.WorldServer;
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import org.bukkit.Location;
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36
paper-server/src/main/java/org/bukkit/craftbukkit/util/LongHash.java
Normale Datei
36
paper-server/src/main/java/org/bukkit/craftbukkit/util/LongHash.java
Normale Datei
@ -0,0 +1,36 @@
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/*
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* To change this template, choose Tools | Templates
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* and open the template in the editor.
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*/
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package org.bukkit.craftbukkit.util;
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/**
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*
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* @author Nathan
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*/
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public abstract class LongHash {
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static long toLong(int msw, int lsw) {
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return ((long)msw << 32) + lsw - Integer.MIN_VALUE;
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}
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static int msw(long l) {
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return (int) (l >> 32);
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}
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static int lsw(long l) {
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return (int) (l & 0xFFFFFFFF) + Integer.MIN_VALUE;
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}
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public boolean containsKey(int msw, int lsw) {
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return containsKey(toLong(msw, lsw));
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}
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public void remove(int msw, int lsw) {
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remove(toLong(msw, lsw));
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}
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public abstract boolean containsKey(long key);
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public abstract void remove(long key);
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}
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105
paper-server/src/main/java/org/bukkit/craftbukkit/util/LongHashset.java
Normale Datei
105
paper-server/src/main/java/org/bukkit/craftbukkit/util/LongHashset.java
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@ -0,0 +1,105 @@
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package org.bukkit.craftbukkit.util;
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import java.util.Arrays;
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public class LongHashset extends LongHash {
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long values[][][] = new long[256][][];
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int count = 0;
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public boolean isEmpty() {
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return count == 0;
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}
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public void add(int msw, int lsw) {
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add(toLong(msw, lsw));
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}
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public void add(long key) {
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int mainIdx = (int) (key & 255);
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int outerIdx = (int) ((key >> 32) & 255);
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long outer[][] = values[mainIdx], inner[];
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if(outer == null) values[mainIdx] = outer = new long[256][];
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inner = outer[outerIdx];
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if(inner == null) {
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outer[outerIdx] = inner = new long[1];
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inner[0] = key;
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count++;
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}
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else {
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int i;
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for(i = 0; i < inner.length; i++) {
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if(inner[i] == key) {
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return;
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}
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}
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outer[outerIdx] = inner = Arrays.copyOf(inner, i+1);
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inner[i] = key;
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count++;
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}
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}
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public boolean containsKey(long key) {
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int mainIdx = (int) (key & 255);
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int outerIdx = (int) ((key >> 32) & 255);
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long outer[][] = values[mainIdx], inner[];
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if(outer == null) return false;
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inner = outer[outerIdx];
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if(inner == null) return false;
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else {
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for(long entry : inner) {
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if(entry == key) return true;
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}
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return false;
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}
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}
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public void remove(long key) {
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long[][] outer = this.values[(int) (key & 255)];
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if (outer == null) return;
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long[] inner = outer[(int) ((key >> 32) & 255)];
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if (inner == null) return;
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int max = inner.length - 1;
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for(int i = 0; i <= max; i++) {
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if(inner[i] == key) {
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count--;
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if(i != max) {
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inner[i] = inner[max];
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}
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outer[(int) ((key >> 32) & 255)] = (max == 0 ? null : Arrays.copyOf(inner, max));
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return;
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}
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}
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}
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public long popFirst() {
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for(long[][] outer : values) {
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if(outer == null) continue;
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for(int i = 0; i < outer.length ; i++) {
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long[] inner = outer[i];
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if(inner == null || inner.length == 0) continue;
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count--;
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long ret = inner[inner.length - 1];
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outer[i] = Arrays.copyOf(inner, inner.length - 1);
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return ret;
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}
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}
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return 0;
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}
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public long[] keys() {
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int index = 0;
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long ret[] = new long[count];
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for(long[][] outer : values) {
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if(outer == null) continue;
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for(long[] inner : outer) {
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if(inner == null) continue;
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for(long entry : inner) {
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ret[index++] = entry;
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}
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}
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}
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return ret;
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}
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}
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@ -0,0 +1,146 @@
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package org.bukkit.craftbukkit.util;
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import java.util.ArrayList;
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import java.util.Arrays;
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import net.minecraft.server.Chunk;
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import net.minecraft.server.MinecraftServer;
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public class LongHashtable<V> extends LongHash
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{
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Object values[][][] = new Object[256][][];
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Entry cache = null;
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public void put(int msw, int lsw, V value) {
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put(toLong(msw, lsw), value);
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if(value instanceof Chunk) {
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Chunk c = (Chunk)value;
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if(msw != c.j || lsw != c.k) {
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MinecraftServer.a.info("Chunk (" + c.j + ", " + c.k +") stored at (" + msw + ", " + lsw + ")");
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Throwable x = new Throwable();
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x.fillInStackTrace();
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x.printStackTrace();
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}
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}
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}
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public V get(int msw, int lsw) {
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V value = get(toLong(msw, lsw));
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if(value instanceof Chunk) {
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Chunk c = (Chunk)value;
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if(msw != c.j || lsw != c.k) {
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MinecraftServer.a.info("Chunk (" + c.j + ", " + c.k +") stored at (" + msw + ", " + lsw + ")");
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Throwable x = new Throwable();
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x.fillInStackTrace();
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x.printStackTrace();
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}
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}
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return value;
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}
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public synchronized void put(long key, V value) {
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int mainIdx = (int) (key & 255);
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int outerIdx = (int) ((key >> 32) & 255);
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Object outer[][] = this.values[mainIdx], inner[];
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if (outer == null)
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this.values[mainIdx] = outer = new Object[256][];
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inner = outer[outerIdx];
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if (inner == null) {
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outer[outerIdx] = inner = new Object[5];
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inner[0] = cache = new Entry(key, value);
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} else {
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int i;
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for (i = 0; i < inner.length; i++) {
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if (inner[i] == null || ((Entry) inner[i]).key == key) {
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inner[i] = cache = new Entry(key, value);
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return;
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}
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}
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outer[outerIdx] = inner = Arrays.copyOf(inner, i + i);
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inner[i] = new Entry(key, value);
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}
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}
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public synchronized V get(long key) {
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return containsKey(key) ? (V) cache.value : null;
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}
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public synchronized boolean containsKey(long key) {
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if (cache != null && cache.key == key)
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return true;
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int mainIdx = (int) (key & 255);
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int outerIdx = (int) ((key >> 32) & 255);
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Object outer[][] = this.values[mainIdx], inner[];
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if (outer == null)
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return false;
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inner = outer[outerIdx];
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if (inner == null)
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return false;
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else {
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for (int i = 0; i < inner.length; i++) {
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Entry e = (Entry) inner[i];
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if (e == null)
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return false;
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else if (e.key == key) {
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cache = e;
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return true;
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}
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}
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return false;
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}
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}
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public synchronized void remove(long key) {
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Object[][] outer = this.values[(int) (key & 255)];
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if (outer == null) return;
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Object[] inner = outer[(int) ((key >> 32) & 255)];
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if (inner == null) return;
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for (int i = 0; i < inner.length; i++) {
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// No more data! bail
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if (inner[i] == null) continue;
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// Found our key -- purge it
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if (((Entry) inner[i]).key == key) {
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// Move all the elements down
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for (i++; i < inner.length; i++) {
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if (inner[i] == null) break;
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inner[i-1] = inner[i];
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}
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inner[i-1] = null;
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cache = null;
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return;
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}
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}
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}
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public synchronized ArrayList<V> values() {
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ArrayList<V> ret = new ArrayList<V>();
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for (Object[][] outer : this.values) {
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if (outer == null)
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continue;
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for (Object[] inner : outer) {
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if (inner == null)
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continue;
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for (Object entry : inner) {
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if (entry == null)
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break;
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ret.add((V) ((Entry) entry).value);
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}
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}
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}
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return ret;
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}
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private class Entry
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{
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long key;
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Object value;
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Entry(long k, Object v) {
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key = k;
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value = v;
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}
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}
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}
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