import java.lang.reflect.*;
import java.io.*;
+// FIXME: non-static methods
public class AnnotationGrammarBindingResolver extends GrammarBindingResolver {
private static boolean harsh = true;
private final Class _cl;
- private final Class[] _inner;
-
- public AnnotationGrammarBindingResolver() {
- this(MetaGrammarBindings.class);
- }
+ private HashMap<String,Class[]> _inner = new HashMap<String,Class[]>();
+ private HashMap<String,Method[]> _allMethods = new HashMap<String,Method[]>();
public AnnotationGrammarBindingResolver(Class c) {
this._cl = c;
- this._inner = c.getDeclaredClasses();
+ add(c, "");
}
- public AnnotationGrammarBindingResolver(Class c, Class[] inner) {
- this._cl = c;
- this._inner = inner;
- }
+ public void add(Class c, String prefix) {
+
+ ArrayList<Class> alc = new ArrayList<Class>();
+ if (_inner.get(prefix) != null)
+ for(Class cc : _inner.get(prefix))
+ alc.add(cc);
- public Object repeatTag() {
- return new Tree.ArrayBuildingTreeFunctor<Object>();
+ ArrayList<Method> alm = new ArrayList<Method>();
+ if (_allMethods.get(prefix) != null)
+ for(Method m : _allMethods.get(prefix))
+ alm.add(m);
+
+ add(c, alc, alm, prefix);
+ this._inner.put(prefix, (Class[])alc.toArray(new Class[0]));
+ this._allMethods.put(prefix, (Method[])alm.toArray(new Method[0]));
}
- public Sequence tryResolveTag(String tag, String nonTerminalName, Element[] els, Object[] labels, boolean[] drops) {
- MetaGrammar.Production p = new MetaGrammar.Production(tag, nonTerminalName, els, labels, drops);
- if (labels != null && labels.length > 0 && "numeric".equals(labels[0]))
- System.out.println("here! ");
- for(Method m : _cl.getMethods())
+ public Object repeatTag() { return new Tree.ArrayBuildingTreeFunctor<Object>(); }
+
+ public Sequence tryResolveTag(String tag, String nonTerminalName, Element[] els, boolean[] drops) {
+
+ String key = tag==null?nonTerminalName:tag;
+ if (key==null) return null;
+
+ String prefix = key.indexOf('.')==-1 ? "" : key.substring(0, key.lastIndexOf('.'));
+ String suffix = key.indexOf('.')==-1 ? key : key.substring(key.lastIndexOf('.')+1);
+
+ MetaGrammar.Production p = new MetaGrammar.Production(suffix, suffix, els, drops);
+ for(Method m : _allMethods.get(prefix))
if (new MetaGrammar.Target(m).isCompatible(p))
return new MetaGrammar.Target(m).makeSequence(p);
- for(Class c : _inner)
+ for(Class c : _inner.get(prefix))
for(Constructor con : c.getConstructors())
if (new MetaGrammar.Target(con).isCompatible(p))
return new MetaGrammar.Target(con).makeSequence(p);
- for(Class c : _inner)
+ for(Class c : _inner.get(prefix))
if (new MetaGrammar.Target(c).isCompatible(p))
return new MetaGrammar.Target(c).makeSequence(p);
+
return null;
+
}
- public Sequence resolveTag(String tag, String nonTerminalName, Element[] els, Object[] labels, boolean[] drops) {
- MetaGrammar.Production p = new MetaGrammar.Production(tag, nonTerminalName, els, labels, drops);
- Sequence ret = tryResolveTag(tag, nonTerminalName, els, labels, drops);
+
+ public Sequence resolveTag(String tag, String nonTerminalName, Element[] els, boolean[] drops) {
+ MetaGrammar.Production p = new MetaGrammar.Production(tag, nonTerminalName, els, drops);
+ Sequence ret = tryResolveTag(tag, nonTerminalName, els, drops);
if (ret != null) return ret;
String message = "could not find a Java method/class/ctor matching tag \""+tag+
"\", nonterminal \""+nonTerminalName+"\" with " + els.length + " arguments";
if (harsh) {
throw new RuntimeException(message);
} else {
- System.err.println(message);
- return Sequence.rewritingSequence(tag, els, labels, drops);
+ return Sequence.rewritingSequence(tag, els, drops);
}
}
+
+ // helper
+
+ private static void add(Class cl, ArrayList<Class> alc, ArrayList<Method> alm, String prefix) {
+ if (cl==null) return;
+ for(Method m : cl.getDeclaredMethods())
+ alm.add(m);
+ for(Class c : cl.getDeclaredClasses()) {
+ alc.add(c);
+ add(c, alc, alm, prefix);
+ }
+ if (cl.getSuperclass() != Object.class)
+ add(cl.getSuperclass(), alc, alm, prefix);
+ }
+
}