1 package edu.berkeley.sbp.meta;
2 import edu.berkeley.sbp.util.*;
3 import edu.berkeley.sbp.*;
4 import edu.berkeley.sbp.chr.*;
5 import edu.berkeley.sbp.misc.*;
6 import edu.berkeley.sbp.bind.*;
8 import java.lang.annotation.*;
9 import java.lang.reflect.*;
12 public class AnnotationGrammarBindingResolver extends GrammarBindingResolver {
14 private static boolean harsh = true;
16 private final Class _cl;
17 private final Class[] _inner;
18 private final Method[] _allMethods;
20 public AnnotationGrammarBindingResolver() {
21 this(MetaGrammarBindings.class);
24 public AnnotationGrammarBindingResolver(Class c) {
26 ArrayList<Class> alc = new ArrayList<Class>();
27 ArrayList<Method> alm = new ArrayList<Method>();
29 this._inner = (Class[])alc.toArray(new Class[0]);
30 this._allMethods = (Method[])alm.toArray(new Method[0]);
33 public Object repeatTag() { return new Tree.ArrayBuildingTreeFunctor<Object>(); }
35 public Sequence tryResolveTag(String tag, String nonTerminalName, Element[] els, Object[] labels, boolean[] drops) {
36 MetaGrammar.Production p = new MetaGrammar.Production(tag, nonTerminalName, els, labels, drops);
37 if (labels != null && labels.length > 0 && "numeric".equals(labels[0]))
38 System.out.println("here! ");
39 for(Method m : _allMethods)
40 if (new MetaGrammar.Target(m).isCompatible(p))
41 return new MetaGrammar.Target(m).makeSequence(p);
43 for(Constructor con : c.getConstructors())
44 if (new MetaGrammar.Target(con).isCompatible(p))
45 return new MetaGrammar.Target(con).makeSequence(p);
47 if (new MetaGrammar.Target(c).isCompatible(p))
48 return new MetaGrammar.Target(c).makeSequence(p);
51 public Sequence resolveTag(String tag, String nonTerminalName, Element[] els, Object[] labels, boolean[] drops) {
52 MetaGrammar.Production p = new MetaGrammar.Production(tag, nonTerminalName, els, labels, drops);
53 Sequence ret = tryResolveTag(tag, nonTerminalName, els, labels, drops);
54 if (ret != null) return ret;
55 String message = "could not find a Java method/class/ctor matching tag \""+tag+
56 "\", nonterminal \""+nonTerminalName+"\" with " + els.length + " arguments";
58 throw new RuntimeException(message);
60 System.err.println(message);
61 return Sequence.rewritingSequence(tag, els, labels, drops);
67 private static void add(Class cl, ArrayList<Class> alc, ArrayList<Method> alm) {
68 for(Method m : cl.getDeclaredMethods())
70 for(Class c : cl.getDeclaredClasses()) {
74 if (cl.getSuperclass() != Object.class)
75 add(cl.getSuperclass(), alc, alm);