}
protected String headToString() { return head==null?null:head.toString(); }
- protected String headToJava() { return head==null?null:StringUtil.toJavaString(head+""); }
+ protected String headToJava() {
+ 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) {