JNIEXPORT jlong JNICALL
Java_java_util_zip_ZipFile_open(JNIEnv *env, jclass cls, jstring name,
jint mode, jlong lastModified,
jboolean usemmap)
{
const char *path = JNU_GetStringPlatformChars(env, name, 0);
char *msg = 0;
jlong result = 0;
int flag = 0;
jzfile *zip = 0;
if (mode & OPEN_READ) flag |= O_RDONLY;
if (mode & OPEN_DELETE) flag |= JVM_O_DELETE;
if (path != 0) {
zip = ZIP_Get_From_Cache(path, &msg, lastModified);
if (zip == 0 && msg == 0) {
ZFILE zfd = 0;
#ifdef WIN32
zfd = winFileHandleOpen(env, name, flag);
if (zfd == -1) {
/* Exception already pending. */
goto finally;
}
#else
zfd = JVM_Open(path, flag, 0);
if (zfd < 0) {
throwFileNotFoundException(env, name);
goto finally;
}
#endif
zip = ZIP_Put_In_Cache0(path, zfd, &msg, lastModified, usemmap);
}
if (zip != 0) {
result = ptr_to_jlong(zip);
} else if (msg != 0) {
ThrowZipException(env, msg);
free(msg);
} else if (errno == ENOMEM) {
JNU_ThrowOutOfMemoryError(env, 0);
} else {
ThrowZipException(env, "error in opening zip file");
}
finally:
JNU_ReleaseStringPlatformChars(env, name, path);
}
return result;
}
WITH_PLATFORM_STRING(env, path, ps) {
FD fd;
#ifdef __linux__
/* Remove trailing slashes, since the kernel won't */
char *p = (char *)ps + strlen(ps) - 1;
while ((p > ps) && (*p == '/'))
*p-- = '\0';
#endif
fd = JVM_Open(ps, flags, 0666);
if (fd >= 0) {
SET_FD(this, fd, fid);
} else {
throwFileNotFoundException(env, path);
}
} END_PLATFORM_STRING(env, ps);
JNIEXPORT jboolean JNICALL Java_org_clearsilver_HDF__1readFile(
JNIEnv *env, jobject objClass, jint hdf_obj_ptr, jstring j_filename,
jboolean use_cb) {
HDF *hdf = (HDF *)hdf_obj_ptr;
NEOERR *err;
const char *filename;
jboolean retval;
FILELOAD_INFO fl_info;
if (use_cb == JNI_TRUE) {
jclass hdfClass;
fl_info.env = env;
fl_info.fl_obj = objClass;
fl_info.hdf = hdf;
hdfClass = (*env)->GetObjectClass(env, objClass);
if (hdfClass == NULL) return JNI_FALSE;
fl_info.fl_method = (*env)->GetMethodID(env, hdfClass,
"fileLoad", "(Ljava/lang/String;)Ljava/lang/String;");
if (fl_info.fl_method == NULL) return JNI_FALSE;
hdf_register_fileload(hdf, &fl_info, jni_fileload_cb);
}
filename = (*env)->GetStringUTFChars(env, j_filename, 0);
err = hdf_read_file(hdf, filename);
(*env)->ReleaseStringUTFChars(env, j_filename, filename);
if (use_cb == JNI_TRUE) hdf_register_fileload(hdf, NULL, NULL);
if (err != STATUS_OK) {
// Throw an exception. jNeoErr handles all types of errors other than
// NOT_FOUND, since that can mean different things in different contexts.
// In this context, it means "file not found".
if (nerr_match(err, NERR_NOT_FOUND)) {
STRING str;
string_init(&str);
nerr_error_string(err, &str);
throwFileNotFoundException(env, str.buf);
string_clear(&str);
} else {
jNeoErr(env, err);
}
}
retval = (err == STATUS_OK);
return retval;
}
WITH_PLATFORM_STRING(env, path, ps) {
FD fd;
#if defined(__linux__) || defined(_ALLBSD_SOURCE)
/* Remove trailing slashes, since the kernel won't */
char *p = (char *)ps + strlen(ps) - 1;
while ((p > ps) && (*p == '/'))
*p-- = '\0';
#endif
fd = handleOpen(ps, flags, 0666);
if (fd != -1) {
jobject fdobj;
jboolean append;
SET_FD(this, fd, fid);
fdobj = (*env)->GetObjectField(env, this, fid);
if (fdobj != NULL) {
append = (flags & O_APPEND) == 0 ? JNI_FALSE : JNI_TRUE;
(*env)->SetBooleanField(env, fdobj, IO_append_fdID, append);
}
} else {
throwFileNotFoundException(env, path);
}
} END_PLATFORM_STRING(env, ps);
