1 package edu.berkeley.sbp.meta;
3 import edu.berkeley.sbp.util.*;
4 import edu.berkeley.sbp.*;
5 import edu.berkeley.sbp.chr.*;
6 import edu.berkeley.sbp.misc.*;
7 import edu.berkeley.sbp.bind.*;
9 import java.lang.annotation.*;
10 import java.lang.reflect.*;
13 public class ArrayBuildingTreeFunctor<T> implements TreeFunctor<T,T[]>, ToJava {
15 public void toJava(StringBuffer sb) { sb.append("new ArrayBuildingTreeFunctor()"); }
16 public String toString() { return ""; }
18 public T[] invoke(Iterable<Tree<T>> t) {
19 ArrayList ret = new ArrayList();
21 if (tc.head() != null && tc.head() instanceof Functor)
22 ret.add(((Functor<Iterable<Tree>,Object>)tc.head()).invoke(tc.children()));
23 else if (tc.numChildren() == 0)
26 System.err.println("FIXME: don't know what to do about " + tc);
30 return (T[])ret.toArray(new Object[0]);