package edu.berkeley.sbp;
import edu.berkeley.sbp.*;
-import edu.berkeley.sbp.*;
import edu.berkeley.sbp.util.*;
+import edu.berkeley.sbp.bind.*;
import java.io.*;
import java.util.*;
import java.lang.reflect.*;
final T head;
Tree<T>[] children;
- Object[] labels;
- final Input.Location location;
+ final Input.Region location;
public T head() { return head; }
public int numChildren() { return children.length; }
public Iterable<Tree<T>> children() { return new ArrayIterator(children); }
public Iterator<Tree<T>> iterator() { return new ArrayIterator(children); }
public Tree<T> child(int i) { return children[i]; }
- public Object label(int i) { return labels[i]; }
- public Input.Location getLocation() { return location; }
+ public Input.Region getRegion() { return location; }
- public Tree(Input.Location loc, T head) { this(loc, head, null); }
- public Tree(Input.Location loc, T head, Tree<T>[] children) { this(loc, head, children, null); }
- public Tree(Input.Location loc, T head, Tree<T>[] children, Object[] labels) {
+ public Tree(Input.Region loc, T head) { this(loc, head, null); }
+ public Tree(Input.Region loc, T head, Tree<T>[] children) {
this.location = loc;
this.head = head;
Tree<T>[] children2 = children==null ? new Tree[0] : new Tree[children.length];
if (children != null) System.arraycopy(children, 0, children2, 0, children.length);
this.children = children2;
-
- Object[] labels2 = labels==null ? new Object[0] : new Object[labels.length];
- if (labels != null) System.arraycopy(labels, 0, labels2, 0, labels.length);
- this.labels = labels2;
}
protected String headToString() { return head==null?null:head.toString(); }
- protected String headToJava() { return head==null?null:StringUtil.toJavaString(head+""); }
+ protected String headToJava() {
+ // FIXME
+ if (head==null) return null;
+ if (head instanceof ToJava) {
+ StringBuffer sb = new StringBuffer();
+ ((ToJava)head).toJava(sb);
+ return sb.toString();
+ }
+ return (head==null?"null":("\""+StringUtil.toJavaString(head.toString())+"\""));
+ }
protected String left() { return "{"; }
protected String right() { return "}"; }
protected boolean ignoreSingleton() { return false; }
public static interface TreeFunctor<T,R> extends Functor<Iterable<Tree<T>>, R> {
}
- public static class ArrayBuildingTreeFunctor<T> implements TreeFunctor<T,T[]> {
+ public static class ArrayBuildingTreeFunctor<T> implements TreeFunctor<T,T[]>, ToJava {
+
+ public void toJava(StringBuffer sb) { sb.append("new Tree.ArrayBuildingTreeFunctor()"); }
public String toString() { return ""; }
+
public T[] invoke(Iterable<Tree<T>> t) {
ArrayList ret = new ArrayList();
for(Tree tc : t) {
return (T[])ret.toArray(new Object[0]);
}
}
+
+ public static class BindingFunctor<T> implements TreeFunctor<T,Object>/*, ToJava*/ {
+ private Binding _binding;
+ public BindingFunctor(Binding binding) {
+ this._binding = binding;
+ }
+ public Object invoke(Iterable<Tree<T>> t) {
+ return _binding.invoke(new Object[] { t });
+ }
+ }
+
}