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a simple optimization for getCategories, getFunctions, getFunctionsByCat in the Java binding

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krasimir
2017-05-10 12:46:32 +00:00
parent 4a172bbb3e
commit 5f5190b175
1 changed files with 19 additions and 12 deletions
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31
src/runtime/java/jpgf.c
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@@ -199,6 +199,7 @@ typedef struct {
JNIEnv *env;
jobject grammar;
jobject object;
jmethodID method_id;
} JPGFClosure;
static void
@@ -209,15 +210,12 @@ pgf_collect_langs(GuMapItor* fn, const void* key, void* value, GuExn* err)
JPGFClosure* clo = (JPGFClosure*) fn;
jstring jname = gu2j_string(clo->env, name);
jclass map_class = (*clo->env)->GetObjectClass(clo->env, clo->object);
jmethodID put_method = (*clo->env)->GetMethodID(clo->env, map_class, "put", "(Ljava/lang/Object;Ljava/lang/Object;)Ljava/lang/Object;");
jclass concr_class = (*clo->env)->FindClass(clo->env, "org/grammaticalframework/pgf/Concr");
jmethodID constrId = (*clo->env)->GetMethodID(clo->env, concr_class, "<init>", "(Lorg/grammaticalframework/pgf/PGF;J)V");
jobject jconcr = (*clo->env)->NewObject(clo->env, concr_class, constrId, clo->grammar, p2l(concr));
(*clo->env)->CallObjectMethod(clo->env, clo->object, put_method, jname, jconcr);
(*clo->env)->CallObjectMethod(clo->env, clo->object, clo->method_id, jname, jconcr);
}
JNIEXPORT jobject JNICALL
@@ -232,6 +230,9 @@ Java_org_grammaticalframework_pgf_PGF_getLanguages(JNIEnv* env, jobject self)
jobject languages = (*env)->NewObject(env, map_class, constrId);
if (!languages)
return NULL;
jmethodID put_method = (*env)->GetMethodID(env, map_class, "put", "(Ljava/lang/Object;Ljava/lang/Object;)Ljava/lang/Object;");
if (!put_method)
return NULL;
PgfPGF* pgf = get_ref(env, self);
@@ -240,7 +241,7 @@ Java_org_grammaticalframework_pgf_PGF_getLanguages(JNIEnv* env, jobject self)
// Create an exception frame that catches all errors.
GuExn* err = gu_exn(tmp_pool);
JPGFClosure clo = { { pgf_collect_langs }, env, self, languages };
JPGFClosure clo = { { pgf_collect_langs }, env, self, languages, put_method };
pgf_iter_languages(pgf, &clo.fn, err);
if (!gu_ok(err)) {
gu_pool_free(tmp_pool);
@@ -260,10 +261,7 @@ pgf_collect_names(GuMapItor* fn, const void* key, void* value, GuExn* err)
jstring jname = gu2j_string(clo->env, name);
jclass list_class = (*clo->env)->GetObjectClass(clo->env, clo->object);
jmethodID add_method = (*clo->env)->GetMethodID(clo->env, list_class, "add", "(Ljava/lang/Object;)Z");
(*clo->env)->CallObjectMethod(clo->env, clo->object, add_method, jname);
(*clo->env)->CallObjectMethod(clo->env, clo->object, clo->method_id, jname);
}
JNIEXPORT jobject JNICALL
@@ -278,6 +276,9 @@ Java_org_grammaticalframework_pgf_PGF_getCategories(JNIEnv* env, jobject self)
jobject categories = (*env)->NewObject(env, list_class, constrId);
if (!categories)
return NULL;
jmethodID add_method = (*env)->GetMethodID(env, list_class, "add", "(Ljava/lang/Object;)Z");
if (!add_method)
return NULL;
PgfPGF* pgf = get_ref(env, self);
@@ -286,7 +287,7 @@ Java_org_grammaticalframework_pgf_PGF_getCategories(JNIEnv* env, jobject self)
// Create an exception frame that catches all errors.
GuExn* err = gu_exn(tmp_pool);
JPGFClosure clo = { { pgf_collect_names }, env, self, categories };
JPGFClosure clo = { { pgf_collect_names }, env, self, categories, add_method };
pgf_iter_categories(pgf, &clo.fn, err);
if (!gu_ok(err)) {
gu_pool_free(tmp_pool);
@@ -310,6 +311,9 @@ Java_org_grammaticalframework_pgf_PGF_getFunctions(JNIEnv* env, jobject self)
jobject functions = (*env)->NewObject(env, list_class, constrId);
if (!functions)
return NULL;
jmethodID add_method = (*env)->GetMethodID(env, list_class, "add", "(Ljava/lang/Object;)Z");
if (!add_method)
return NULL;
PgfPGF* pgf = get_ref(env, self);
@@ -318,7 +322,7 @@ Java_org_grammaticalframework_pgf_PGF_getFunctions(JNIEnv* env, jobject self)
// Create an exception frame that catches all errors.
GuExn* err = gu_exn(tmp_pool);
JPGFClosure clo = { { pgf_collect_names }, env, self, functions };
JPGFClosure clo = { { pgf_collect_names }, env, self, functions, add_method };
pgf_iter_functions(pgf, &clo.fn, err);
if (!gu_ok(err)) {
gu_pool_free(tmp_pool);
@@ -342,6 +346,9 @@ Java_org_grammaticalframework_pgf_PGF_getFunctionsByCat(JNIEnv* env, jobject sel
jobject functions = (*env)->NewObject(env, list_class, constrId);
if (!functions)
return NULL;
jmethodID add_method = (*env)->GetMethodID(env, list_class, "add", "(Ljava/lang/Object;)Z");
if (!add_method)
return NULL;
PgfPGF* pgf = get_ref(env, self);
@@ -352,7 +359,7 @@ Java_org_grammaticalframework_pgf_PGF_getFunctionsByCat(JNIEnv* env, jobject sel
// Create an exception frame that catches all errors.
GuExn* err = gu_exn(tmp_pool);
JPGFClosure clo = { { pgf_collect_names }, env, self, functions };
JPGFClosure clo = { { pgf_collect_names }, env, self, functions, add_method };
pgf_iter_functions_by_cat(pgf, cat, &clo.fn, err);
if (!gu_ok(err)) {
gu_pool_free(tmp_pool);