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expose Java API for word completion

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kr.angelov
2014-04-11 07:50:22 +00:00
parent 65b4ba2459
commit b82f9a5035
7 changed files with 121 additions and 5 deletions
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51
src/runtime/java/jpgf.c
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@@ -388,9 +388,58 @@ Java_org_grammaticalframework_pgf_Parser_parse
return jexpiter;
}
JNIEXPORT jobject JNICALL
Java_org_grammaticalframework_pgf_Completer_complete(JNIEnv* env, jclass clazz, jobject jconcr, jstring jstartCat, jstring js, jstring jprefix)
{
GuPool* pool = gu_new_pool();
GuString startCat = j2gu_string(env, jstartCat, pool);
GuString s = j2gu_string(env, js, pool);
GuString prefix = j2gu_string(env, jprefix, pool);
GuExn* parse_err = gu_new_exn(NULL, gu_kind(type), pool);
GuEnum* res =
pgf_complete(get_ref(env, jconcr), startCat, s, prefix, parse_err, pool);
if (!gu_ok(parse_err)) {
if (gu_exn_caught(parse_err) == gu_type(PgfExn)) {
GuString msg = (GuString) gu_exn_caught_data(parse_err);
throw_string_exception(env, "org/grammaticalframework/pgf/PGFError", msg);
} else if (gu_exn_caught(parse_err) == gu_type(PgfParseError)) {
GuString tok = (GuString) gu_exn_caught_data(parse_err);
throw_string_exception(env, "org/grammaticalframework/pgf/ParseError", tok);
}
gu_pool_free(pool);
return NULL;
}
jclass tokiter_class = (*env)->FindClass(env, "org/grammaticalframework/pgf/TokenIterator");
jmethodID constrId = (*env)->GetMethodID(env, tokiter_class, "<init>", "(JJ)V");
jobject jtokiter = (*env)->NewObject(env, tokiter_class, constrId, p2l(pool), p2l(res));
return jtokiter;
}
JNIEXPORT jobject JNICALL
Java_org_grammaticalframework_pgf_TokenIterator_fetchTokenProb(JNIEnv* env, jclass clazz, jlong enumRef, jobject jpool)
{
GuEnum* res = (GuEnum*) l2p(enumRef);
PgfTokenProb* tp = gu_next(res, PgfTokenProb*, get_ref(env, jpool));
if (tp == NULL)
return NULL;
jclass tp_class = (*env)->FindClass(env, "org/grammaticalframework/pgf/TokenProb");
jmethodID tp_constrId = (*env)->GetMethodID(env, tp_class, "<init>", "(Ljava/lang/String;D)V");
jobject jtp = (*env)->NewObject(env, tp_class, tp_constrId, gu2j_string(env,tp->tok), tp->prob);
return jtp;
}
JNIEXPORT jobject JNICALL
Java_org_grammaticalframework_pgf_ExprIterator_fetchExprProb
(JNIEnv* env, jobject self, jlong enumRef, jobject pool, jobject gr)
(JNIEnv* env, jclass clazz, jlong enumRef, jobject pool, jobject gr)
{
GuEnum* res = (GuEnum*) l2p(enumRef);