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package net.minecraft.server;
import java.util.ArrayList;
import java.util.Iterator;
import java.util.List;
import org.bukkit.craftbukkit.util.UnsafeList; // CraftBukkit
public class PathfinderGoalSelector {
// CraftBukkit start - ArrayList -> UnsafeList
private List a = new UnsafeList();
private List b = new UnsafeList();
// CraftBukkit end
private final MethodProfiler c;
private int d = 0;
private int e = 3;
public PathfinderGoalSelector(MethodProfiler methodprofiler) {
this.c = methodprofiler;
}
public void a(int i, PathfinderGoal pathfindergoal) {
this.a.add(new PathfinderGoalSelectorItem(this, i, pathfindergoal));
}
public void a() {
// ArrayList arraylist = new ArrayList(); // CraftBukkit - remove usage
Iterator iterator;
PathfinderGoalSelectorItem pathfindergoalselectoritem;
if (this.d++ % this.e == 0) {
iterator = this.a.iterator();
while (iterator.hasNext()) {
pathfindergoalselectoritem = (PathfinderGoalSelectorItem) iterator.next();
boolean flag = this.b.contains(pathfindergoalselectoritem);
if (flag) {
if (this.b(pathfindergoalselectoritem) && this.a(pathfindergoalselectoritem)) {
continue;
}
pathfindergoalselectoritem.a.c();
this.b.remove(pathfindergoalselectoritem);
}
if (this.b(pathfindergoalselectoritem) && pathfindergoalselectoritem.a.a()) {
// CraftBukkit start - call method now instead of queueing
// arraylist.add(pathfindergoalselectoritem);
pathfindergoalselectoritem.a.e();
// CraftBukkit end
this.b.add(pathfindergoalselectoritem);
}
}
} else {
iterator = this.b.iterator();
while (iterator.hasNext()) {
pathfindergoalselectoritem = (PathfinderGoalSelectorItem) iterator.next();
if (!pathfindergoalselectoritem.a.b()) {
pathfindergoalselectoritem.a.c();
iterator.remove();
}
}
}
this.c.a("goalStart");
// CraftBukkit start - removed usage of arraylist
/*iterator = arraylist.iterator();
while (iterator.hasNext()) {
pathfindergoalselectoritem = (PathfinderGoalSelectorItem) iterator.next();
this.c.a(pathfindergoalselectoritem.a.getClass().getSimpleName());
pathfindergoalselectoritem.a.e();
this.c.b();
}*/
// CraftBukkit end
this.c.b();
this.c.a("goalTick");
iterator = this.b.iterator();
while (iterator.hasNext()) {
pathfindergoalselectoritem = (PathfinderGoalSelectorItem) iterator.next();
// this.c.a(pathfindergoalselectoritem.a.getClass().getSimpleName()); // CraftBukkit - getSimpleName is expensive
pathfindergoalselectoritem.a.d();
// this.c.b(); // CraftBukkit - paired with above comment
}
this.c.b();
}
private boolean a(PathfinderGoalSelectorItem pathfindergoalselectoritem) {
this.c.a("canContinue");
boolean flag = pathfindergoalselectoritem.a.b();
this.c.b();
return flag;
}
private boolean b(PathfinderGoalSelectorItem pathfindergoalselectoritem) {
this.c.a("canUse");
Iterator iterator = this.a.iterator();
while (iterator.hasNext()) {
PathfinderGoalSelectorItem pathfindergoalselectoritem1 = (PathfinderGoalSelectorItem) iterator.next();
if (pathfindergoalselectoritem1 != pathfindergoalselectoritem) {
if (pathfindergoalselectoritem.b >= pathfindergoalselectoritem1.b) {
// CraftBukkit - switch order
if (!this.a(pathfindergoalselectoritem, pathfindergoalselectoritem1) && this.b.contains(pathfindergoalselectoritem1)) {
this.c.b();
((UnsafeList.Itr) iterator).valid = false; // CraftBukkit - mark iterator for reuse
return false;
}
// CraftBukkit - switch order
} else if (!pathfindergoalselectoritem1.a.g() && this.b.contains(pathfindergoalselectoritem1)) {
this.c.b();
((UnsafeList.Itr) iterator).valid = false; // CraftBukkit - mark iterator for reuse
return false;
}
}
}
this.c.b();
return true;
}
private boolean a(PathfinderGoalSelectorItem pathfindergoalselectoritem, PathfinderGoalSelectorItem pathfindergoalselectoritem1) {
return (pathfindergoalselectoritem.a.h() & pathfindergoalselectoritem1.a.h()) == 0;
}
}
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