#define DEF_SETTER(typename, jtype, j2py) \
JNIEXPORT void JNICALL \
- Java_org_simantics_pythonlink_PythonContext_setPython \
- ##typename##VariableImpl( \
+ Java_org_simantics_pythonlink_PythonContext_setPython##typename \
+ ##VariableImpl( \
JNIEnv *env, jobject thisObj, jlong contextID, jstring variableName, \
jtype value) { \
PyObject *module = (PyObject*)contextID; \
}
}
-JNIEXPORT jstring JNICALL Java_org_simantics_pythonlink_PythonContext_getPythonStringVariableImpl(JNIEnv *env, jobject thisObj, jlong contextID, jstring variableName) {
- PyObject *module = (PyObject*)contextID;
-
- PyObject *pythonName = getPythonString(env, variableName);
-
- PyObject *value = PyDict_GetItem(PyModule_GetDict(module), pythonName);
- if (value == NULL) {
- throwPythonException(env, "Python variable not found");
- return 0;
- }
-
- if (!PyUnicode_Check(value)) {
- throwPythonException(env, "Python variable not a string");
- return 0;
- }
-
- {
- jstring result = pythonStringAsJavaString(env, value);
- return result;
- }
-}
-
-JNIEXPORT jobjectArray JNICALL Java_org_simantics_pythonlink_PythonContext_getPythonStringArrayVariableImpl(JNIEnv *env, jobject thisObj, jlong contextID, jstring variableName) {
- PyObject *module = (PyObject*)contextID;
-
- PyObject *pythonName = getPythonString(env, variableName);
-
- PyObject *value = PyDict_GetItem(PyModule_GetDict(module), pythonName);
- if (value == NULL) {
- throwPythonException(env, "Python variable not found");
- return 0;
- }
-
- if (!PySequence_Check(value)) {
- throwPythonException(env, "Python variable not a sequence");
- return 0;
- }
-
- {
- jobjectArray result = pythonSequenceAsStringArray(env, value);
- return result;
- }
-}
-
-JNIEXPORT jboolean JNICALL Java_org_simantics_pythonlink_PythonContext_getPythonBooleanVariableImpl(JNIEnv *env, jobject thisObj, jlong contextID, jstring variableName) {
- PyObject *module = (PyObject*)contextID;
-
- PyObject *pythonName = getPythonString(env, variableName);
-
- PyObject *value = PyDict_GetItem(PyModule_GetDict(module), pythonName);
- if (value == NULL) {
- throwPythonException(env, "Python variable not found");
- return 0;
- }
-
- if (!PyBool_Check(value)) {
- throwPythonException(env, "Python variable not a boolean");
- return 0;
- }
-
- return value == Py_True;
-}
-
-JNIEXPORT jbooleanArray JNICALL Java_org_simantics_pythonlink_PythonContext_getPythonBooleanArrayVariableImpl(JNIEnv *env, jobject thisObj, jlong contextID, jstring variableName) {
- PyObject *module = (PyObject*)contextID;
-
- PyObject *pythonName = getPythonString(env, variableName);
-
- PyObject *value = PyDict_GetItem(PyModule_GetDict(module), pythonName);
- if (value == NULL) {
- throwPythonException(env, "Python variable not found");
- return 0;
- }
-
- if (!PySequence_Check(value)) {
- throwPythonException(env, "Python variable not a sequence");
- return 0;
- }
-
- {
- jbooleanArray result = pythonSequenceAsBooleanArray(env, value);
- return result;
- }
-}
-
-JNIEXPORT jlong JNICALL Java_org_simantics_pythonlink_PythonContext_getPythonLongVariableImpl(JNIEnv *env, jobject thisObj, jlong contextID, jstring variableName) {
- PyObject *module = (PyObject*)contextID;
-
- PyObject *pythonName = getPythonString(env, variableName);
-
- PyObject *value = PyDict_GetItem(PyModule_GetDict(module), pythonName);
- if (value == NULL) {
- throwPythonException(env, "Python variable not found");
- return 0;
- }
-
- if (!PyLong_Check(value)) {
- throwPythonException(env, "Python variable not an integer");
- return 0;
- }
-
- {
- jlong result = PyLong_AsLongLong(value);
- return result;
- }
-}
-
-JNIEXPORT jintArray JNICALL Java_org_simantics_pythonlink_PythonContext_getPythonIntegerArrayVariableImpl(JNIEnv *env, jobject thisObj, jlong contextID, jstring variableName) {
- PyObject *module = (PyObject*)contextID;
-
- PyObject *pythonName = getPythonString(env, variableName);
-
- PyObject *value = PyDict_GetItem(PyModule_GetDict(module), pythonName);
- if (value == NULL) {
- throwPythonException(env, "Python variable not found");
- return NULL;
- }
-
- if (!PySequence_Check(value)) {
- throwPythonException(env, "Python variable not a sequence");
- return NULL;
- }
-
- {
- jintArray result = pythonSequenceAsIntegerArray(env, value);
- return result;
- }
-}
-
-JNIEXPORT jlongArray JNICALL Java_org_simantics_pythonlink_PythonContext_getPythonLongArrayVariableImpl(JNIEnv *env, jobject thisObj, jlong contextID, jstring variableName) {
- PyObject *module = (PyObject*)contextID;
-
- PyObject *pythonName = getPythonString(env, variableName);
-
- PyObject *value = PyDict_GetItem(PyModule_GetDict(module), pythonName);
- if (value == NULL) {
- throwPythonException(env, "Python variable not found");
- return NULL;
- }
-
- if (!PySequence_Check(value)) {
- throwPythonException(env, "Python variable not a sequence");
- return NULL;
- }
- {
- jlongArray result = pythonSequenceAsLongArray(env, value);
- return result;
- }
-}
-
-JNIEXPORT jdouble JNICALL Java_org_simantics_pythonlink_PythonContext_getPythonDoubleVariableImpl(JNIEnv *env, jobject thisObj, jlong contextID, jstring variableName) {
- PyObject *module = (PyObject*)contextID;
-
- PyObject *pythonName = getPythonString(env, variableName);
-
- PyObject *value = PyDict_GetItem(PyModule_GetDict(module), pythonName);
- if (value == NULL) {
- throwPythonException(env, "Python variable not found");
- return 0.0;
- }
-
- if (!PyFloat_Check(value)) {
- throwPythonException(env, "Python variable not a float");
- return 0.0;
- }
+// Returns a borrowed reference.
+static PyObject *getPythonValue(
+ JNIEnv *env, jlong contextID, jstring variableName) {
+ PyObject *module = (PyObject*)contextID;
+ PyObject *pythonName = getPythonString(env, variableName);
+ PyObject *value = PyDict_GetItem(PyModule_GetDict(module), pythonName);
- {
- jdouble result = PyFloat_AsDouble(value);
- return result;
- }
+ Py_DECREF(pythonName);
+ if (value == NULL) {
+ throwPythonException(env, "Python variable not found");
+ }
+ return value;
}
-JNIEXPORT jdoubleArray JNICALL Java_org_simantics_pythonlink_PythonContext_getPythonDoubleArrayVariableImpl(JNIEnv *env, jobject thisObj, jlong contextID, jstring variableName) {
- PyObject *module = (PyObject*)contextID;
-
- PyObject *pythonName = getPythonString(env, variableName);
-
- PyObject *value = PyDict_GetItem(PyModule_GetDict(module), pythonName);
- if (value == NULL) {
- throwPythonException(env, "Python variable not found");
- return NULL;
- }
-
- if (!PySequence_Check(value)) {
- throwPythonException(env, "Python variable not a sequence");
- return NULL;
- }
-
- {
- jdoubleArray result = pythonSequenceAsDoubleArray(env, value);
- return result;
- }
-}
+#define DEF_GETTER(typename, jtype, check, desc, py2j) \
+ JNIEXPORT jtype JNICALL \
+ Java_org_simantics_pythonlink_PythonContext_getPython##typename \
+ ##VariableImpl( \
+ JNIEnv *env, jobject thisObj, jlong contextID, \
+ jstring variableName) { \
+ jtype result = 0; \
+ PyEval_RestoreThread(main_ts); \
+ do { \
+ PyObject *value = getPythonValue(env, contextID, variableName); \
+ if (value == 0) break; \
+ if (check(value)) { \
+ result = py2j(env, value); \
+ } else { \
+ throwPythonException(env, "Python variable not " desc); \
+ } \
+ } while (0); \
+ PyEval_SaveThread(); \
+ return result; \
+ }
-JNIEXPORT jobject JNICALL Java_org_simantics_pythonlink_PythonContext_getPythonNDArrayVariableImpl(JNIEnv *env, jobject thisObj, jlong contextID, jstring variableName) {
- PyObject *module = (PyObject*)contextID;
+#define pythonBoolAsJboolean(env, value) ((value) == Py_True)
+#define pythonLongAsJlong(env, value) PyLong_AsLongLong(value)
+#define pythonFloatAsJdouble(env, value) PyFloat_AsDouble(value)
+
+DEF_GETTER(String, jstring, PyUnicode_Check, "a string",
+ pythonStringAsJavaString)
+DEF_GETTER(StringArray, jobjectArray, PySequence_Check, "a sequence",
+ pythonSequenceAsStringArray)
+DEF_GETTER(Boolean, jboolean, PyBool_Check, "a Boolean", pythonBoolAsJboolean)
+DEF_GETTER(BooleanArray, jbooleanArray, PySequence_Check, "a sequence",
+ pythonSequenceAsBooleanArray)
+DEF_GETTER(Long, jlong, PyLong_Check, "an integer", pythonLongAsJlong)
+DEF_GETTER(IntegerArray, jintArray, PySequence_Check, "a sequence",
+ pythonSequenceAsIntegerArray)
+DEF_GETTER(LongArray, jlongArray, PySequence_Check, "a sequence",
+ pythonSequenceAsLongArray)
+DEF_GETTER(Double, jdouble, PyFloat_Check, "a float", pythonFloatAsJdouble)
+DEF_GETTER(DoubleArray, jdoubleArray, PySequence_Check, "a sequence",
+ pythonSequenceAsDoubleArray)
+
+JNIEXPORT jobject JNICALL
+Java_org_simantics_pythonlink_PythonContext_getPythonNDArrayVariableImpl(
+ JNIEnv *env, jobject thisObj, jlong contextID, jstring variableName) {
+ jobject result = NULL;
if (!hasNumpy) {
throwPythonException(env, "Importing numpy failed");
return NULL;
}
- {
- PyObject *pythonName = getPythonString(env, variableName);
-
- PyObject *value = PyDict_GetItem(PyModule_GetDict(module), pythonName);
- if (value == NULL) {
- throwPythonException(env, "Python variable not found");
- return NULL;
- }
-
+ PyEval_RestoreThread(main_ts);
+ do {
+ PyObject *value = getPythonValue(env, contextID, variableName);
+ if (value == NULL) break;
if (!PyArray_Check(value)) {
throwPythonException(env, "Python variable not an ndarray");
- return NULL;
- }
-
- if (PyArray_TYPE((PyArrayObject*)value) != NPY_DOUBLE) {
- throwPythonException(env, "Only ndarrays of type double are supported");
- return NULL;
+ } else if (PyArray_TYPE((PyArrayObject*)value) != NPY_DOUBLE) {
+ throwPythonException(
+ env, "Only ndarrays of type double are supported");
+ } else {
+ result = pythonArrayAsNDArray(env, (PyArrayObject *)value);
}
-
- {
- jobject result = pythonArrayAsNDArray(env, (PyArrayObject *)value);
- return result;
- }
- }
-}
-
-JNIEXPORT jobject JNICALL Java_org_simantics_pythonlink_PythonContext_getPythonVariantVariableImpl(JNIEnv *env, jobject thisObj, jlong contextID, jstring variableName) {
- PyObject *module = (PyObject*)contextID;
-
- PyObject *pythonName = getPythonString(env, variableName);
-
- PyObject *value = PyDict_GetItem(PyModule_GetDict(module), pythonName);
- if (value == NULL) {
- throwPythonException(env, "Python variable not found");
- return NULL;
- }
-
- hasNumpy = _import_array() != -1;
-
- {
- jobject result = pythonObjectAsObject(env, value);
- return result;
- }
+ } while (0);
+ PyEval_SaveThread();
+ return result;
}
-JNIEXPORT jint JNICALL Java_org_simantics_pythonlink_PythonContext_getPythonVariableTypeImpl(JNIEnv *env, jobject thisObj, jlong contextID, jstring variableName) {
- PyObject *module = (PyObject*)contextID;
- PyObject *dict = PyModule_GetDict(module);
+#define python_anything_goes(value) 1
- PyObject *pythonName = getPythonString(env, variableName);
-
- if (!PyDict_Contains(dict, pythonName)) {
- return 0;
- }
+DEF_GETTER(Variant, jobject, python_anything_goes, "frabjous",
+ pythonObjectAsObject)
+JNIEXPORT jint JNICALL
+Java_org_simantics_pythonlink_PythonContext_getPythonVariableTypeImpl(
+ JNIEnv *env, jobject thisObj, jlong contextID, jstring variableName) {
+ jint result = 0;
+ PyEval_RestoreThread(main_ts);
{
- PyObject *value = PyDict_GetItem(dict, pythonName);
-
- jint result;
-
+ PyObject *value = getPythonValue(env, contextID, variableName);
if (PyBool_Check(value))
result = 1;
else if (PyLong_Check(value))
result = 8;
else
result = -1;
-
- return result;
}
+ PyEval_SaveThread();
+ return result;
}
-JNIEXPORT jobjectArray JNICALL Java_org_simantics_pythonlink_PythonContext_getPythonVariableNamesImpl(JNIEnv *env, jobject thisObj, jlong contextID) {
- PyObject *module = (PyObject*)contextID;
- PyObject *dict = PyModule_GetDict(module);
+JNIEXPORT jobjectArray JNICALL
+Java_org_simantics_pythonlink_PythonContext_getPythonVariableNamesImpl(
+ JNIEnv *env, jobject thisObj, jlong contextID) {
+ jobjectArray result = NULL;
+ PyEval_RestoreThread(main_ts);
+ {
+ PyObject *module = (PyObject*)contextID;
+ PyObject *dict = PyModule_GetDict(module);
- PyObject *keys = PyDict_Keys(dict);
- Py_ssize_t size = PyList_Size(keys);
+ PyObject *keys = PyDict_Keys(dict);
+ Py_ssize_t size = PyList_Size(keys);
+ Py_ssize_t i;
- jobjectArray result = (*env)->NewObjectArray(env, (jsize)size, (*env)->FindClass(env, STRING_CLASS), NULL);
+ result = (*env)->NewObjectArray(
+ env, (jsize)size, (*env)->FindClass(env, STRING_CLASS), NULL);
- Py_ssize_t i;
- for (i = 0; i < size; i++) {
- jstring javaName = pythonStringAsJavaString(env, PyList_GetItem(keys, i));
- (*env)->SetObjectArrayElement(env, result, (jint)i, javaName);
- }
-
- Py_XDECREF(keys);
+ for (i = 0; i < size; i++) {
+ jstring javaName = pythonStringAsJavaString(
+ env, PyList_GetItem(keys, i));
+ (*env)->SetObjectArrayElement(env, result, (jint)i, javaName);
+ }
+ Py_XDECREF(keys);
+ }
+ PyEval_SaveThread();
return result;
}
Code Review / simantics / python.git / blobdiff