diff options
Diffstat (limited to 'src/runtime/java/jpgf.c')
| -rw-r--r-- | src/runtime/java/jpgf.c | 30 |
1 files changed, 26 insertions, 4 deletions
diff --git a/src/runtime/java/jpgf.c b/src/runtime/java/jpgf.c index db662f5c2..9f5a1a417 100644 --- a/src/runtime/java/jpgf.c +++ b/src/runtime/java/jpgf.c @@ -591,6 +591,30 @@ JNIEXPORT void JNICALL Java_org_grammaticalframework_pgf_Parser_addLiteralCallba j2gu_string(env, jcat, pool), &callback->callback); } +static void +throw_parse_error(JNIEnv *env, PgfParseError* err) +{ + jstring jtoken; + if (err->incomplete) + jtoken = NULL; + else { + jtoken = gu2j_string_len(env, err->token_ptr, err->token_len); + if (!jtoken) + return; + } + + jclass exception_class = (*env)->FindClass(env, "org/grammaticalframework/pgf/ParseError"); + if (!exception_class) + return; + jmethodID constrId = (*env)->GetMethodID(env, exception_class, "<init>", "(Ljava/lang/String;IZ)V"); + if (!constrId) + return; + jobject exception = (*env)->NewObject(env, exception_class, constrId, jtoken, err->offset, err->incomplete); + if (!exception) + return; + (*env)->Throw(env, exception); +} + JNIEXPORT jobject JNICALL Java_org_grammaticalframework_pgf_Parser_parseWithHeuristics (JNIEnv* env, jclass clazz, jobject jconcr, jstring jstartCat, jstring js, jdouble heuristics, jlong callbacksRef, jobject jpool) @@ -615,8 +639,7 @@ Java_org_grammaticalframework_pgf_Parser_parseWithHeuristics 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, PgfParseError)) { - GuString tok = (GuString) gu_exn_caught_data(parse_err); - throw_string_exception(env, "org/grammaticalframework/pgf/ParseError", tok); + throw_parse_error(env, (PgfParseError*) gu_exn_caught_data(parse_err)); } gu_pool_free(out_pool); @@ -656,8 +679,7 @@ Java_org_grammaticalframework_pgf_Completer_complete(JNIEnv* env, jclass clazz, 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, PgfParseError)) { - GuString tok = (GuString) gu_exn_caught_data(parse_err); - throw_string_exception(env, "org/grammaticalframework/pgf/ParseError", tok); + throw_parse_error(env, (PgfParseError*) gu_exn_caught_data(parse_err)); } gu_pool_free(pool); |