/*     */ package NET.worlds.scape;
/*     */ 
/*     */ import NET.worlds.console.Main;
/*     */ import NET.worlds.console.MainCallback;
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/*     */ public class Recycler
/*     */   implements MainCallback
/*     */ {
/*  33 */   private static int minCapacity = 50;
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/*  43 */   private Object[] list = new Object[minCapacity];
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/*  48 */   private int numFilled = 0;
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/*  54 */   private int numAllocked = 0;
/*     */   
/*  56 */   private int maxAllockedRecently = 0;
/*  57 */   private int howRecently = 0;
/*     */   
/*     */   Recycler()
/*     */   {
/*  61 */     Main.register(this);
/*     */   }
/*     */   
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/*     */   private void resizeTo(int newCapacity)
/*     */   {
/*  70 */     assert (newCapacity > this.numAllocked);
/*     */     
/*  72 */     if (newCapacity < minCapacity) {
/*  73 */       newCapacity = minCapacity;
/*     */     }
/*     */     
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/*  77 */     if ((newCapacity < this.list.length) && 
/*  78 */       (this.list.length < 2 * newCapacity))
/*     */     {
/*  80 */       while (this.numFilled > newCapacity) {
/*  81 */         this.list[(--this.numFilled)] = null;
/*     */       }
/*     */     } else {
/*  84 */       Object[] newList = new Object[newCapacity];
/*     */       try {
/*  86 */         System.arraycopy(this.list, 0, newList, 0, this.numAllocked);
/*  87 */       } catch (Exception e) { throw new Error(e.toString());
/*     */       }
/*  89 */       this.list = newList;
/*  90 */       this.numFilled = this.numAllocked;
/*     */     }
/*     */   }
/*     */   
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/*     */   public void mainCallback()
/*     */   {
/* 101 */     if (this.numAllocked > this.maxAllockedRecently) {
/* 102 */       this.maxAllockedRecently = this.numAllocked;
/*     */     }
/* 104 */     if (++this.howRecently == 1000)
/*     */     {
/* 106 */       int newCapacity = this.maxAllockedRecently + minCapacity;
/*     */       
/*     */ 
/* 109 */       if (newCapacity < this.list.length) {
/* 110 */         resizeTo(newCapacity);
/*     */       }
/* 112 */       this.howRecently = 0;
/* 113 */       this.maxAllockedRecently = this.numAllocked;
/*     */     }
/*     */     
/* 116 */     this.numAllocked = 0;
/*     */   }
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/*     */   public Object alloc()
/*     */   {
/* 125 */     assert (Main.isMainThread());
/*     */     
/* 127 */     if (this.numAllocked == this.numFilled) {
/* 128 */       return null;
/*     */     }
/* 130 */     return this.list[(this.numAllocked++)];
/*     */   }
/*     */   
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/*     */   public void recycle(Object o)
/*     */   {
/* 142 */     if (this.numFilled == this.list.length)
/*     */     {
/* 144 */       resizeTo(this.list.length * 2);
/*     */     }
/* 146 */     this.list[(this.numFilled++)] = o;
/*     */   }
/*     */ }


/* Location:              C:\Program Files (x86)\Worlds Inc\WorldsPlayer - Win7\lib\worlds.jar!\NET\worlds\scape\Recycler.class
 * Java compiler version: 6 (50.0)
 * JD-Core Version:       0.7.1
 */