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 // FIXME: non-static methods
13 public class AnnotationGrammarBindingResolver extends GrammarBindingResolver {
15 private static boolean harsh = true;
17 private final Class _cl;
18 private Class[] _inner = new Class[0];
19 private Method[] _allMethods = new Method[0];
21 public AnnotationGrammarBindingResolver(Class c) {
26 public void add(Class c, String prefix) {
27 ArrayList<Class> alc = new ArrayList<Class>();
28 for(Class cc : _inner) alc.add(cc);
29 ArrayList<Method> alm = new ArrayList<Method>();
30 for(Method m : _allMethods) alm.add(m);
32 this._inner = (Class[])alc.toArray(new Class[0]);
33 this._allMethods = (Method[])alm.toArray(new Method[0]);
36 public Object repeatTag() { return new Tree.ArrayBuildingTreeFunctor<Object>(); }
38 public Sequence tryResolveTag(String tag, String nonTerminalName, Element[] els, boolean[] drops) {
39 MetaGrammar.Production p = new MetaGrammar.Production(tag, nonTerminalName, els, drops);
40 for(Method m : _allMethods)
41 if (new MetaGrammar.Target(m).isCompatible(p))
42 return new MetaGrammar.Target(m).makeSequence(p);
44 for(Constructor con : c.getConstructors())
45 if (new MetaGrammar.Target(con).isCompatible(p))
46 return new MetaGrammar.Target(con).makeSequence(p);
48 if (new MetaGrammar.Target(c).isCompatible(p))
49 return new MetaGrammar.Target(c).makeSequence(p);
52 public Sequence resolveTag(String tag, String nonTerminalName, Element[] els, boolean[] drops) {
53 MetaGrammar.Production p = new MetaGrammar.Production(tag, nonTerminalName, els, drops);
54 Sequence ret = tryResolveTag(tag, nonTerminalName, els, drops);
55 if (ret != null) return ret;
56 String message = "could not find a Java method/class/ctor matching tag \""+tag+
57 "\", nonterminal \""+nonTerminalName+"\" with " + els.length + " arguments";
59 throw new RuntimeException(message);
61 return Sequence.rewritingSequence(tag, els, drops);
67 private static void add(Class cl, ArrayList<Class> alc, ArrayList<Method> alm, String prefix) {
69 for(Method m : cl.getDeclaredMethods())
71 for(Class c : cl.getDeclaredClasses()) {
73 add(c, alc, alm, prefix);
75 if (cl.getSuperclass() != Object.class)
76 add(cl.getSuperclass(), alc, alm, prefix);