static PyObject *tc_TDBQuery_keys(tc_TDBQuery *self) {
log_trace("ENTER");
TCLIST *res;
PyObject *pylist, *key;
const char *pkbuf;
int pksiz, i;
res = tctdbqrysearch(self->qry);
if ( (pylist = PyList_New( (Py_ssize_t)TCLISTNUM(res) )) == NULL ) {
tclistdel(res);
return NULL;
}
for(i = 0; i < TCLISTNUM(res); i++){
pkbuf = tclistval(res, i, &pksiz);
if ( (key = PyBytes_FromStringAndSize(pkbuf, pksiz)) == NULL ) {
Py_CLEAR(pylist);
break;
}
PyList_SET_ITEM(pylist, i, key);
}
tclistdel(res);
return pylist;
}
/*
* Class: org_ejdb_driver_EJDBResultSet
* Method: length
* Signature: ()I
*/
JNIEXPORT jint JNICALL Java_org_ejdb_driver_EJDBResultSet_length (JNIEnv *env, jobject obj) {
TCLIST *rs = get_rs_from_object(env, obj);
if (!rs) {
return 0;
}
return TCLISTNUM(rs);
};
/*
* Class: org_ejdb_driver_EJDB
* Method: updateMeta
* Signature: ()V
*/
JNIEXPORT void JNICALL Java_org_ejdb_driver_EJDB_updateMeta (JNIEnv *env, jobject obj) {
jclass clazz = (*env)->GetObjectClass(env, obj);
EJDB *db = get_ejdb_from_object(env, obj);
jfieldID pathID = (*env)->GetFieldID(env, clazz, "path", "Ljava/lang/String;");
(*env)->SetObjectField(env, obj, pathID, db ? (*env)->NewStringUTF(env, db->metadb->hdb->path) : NULL);
jfieldID collectionMapID = (*env)->GetFieldID(env, clazz, "collections", "Ljava/util/Map;");
jobject collmapold = (*env)->GetObjectField(env, obj, collectionMapID);
jclass mapClazz = (*env)->GetObjectClass(env, collmapold);
jmethodID getFromMap = (*env)->GetMethodID(env, mapClazz, "get", "(Ljava/lang/Object;)Ljava/lang/Object;");
jclass hashMapClazz = (*env)->FindClass(env, "java/util/HashMap");
jmethodID initHashMap = (*env)->GetMethodID(env, hashMapClazz, "<init>", "(I)V");
jmethodID putIntoMap = (*env)->GetMethodID(env, hashMapClazz, "put", "(Ljava/lang/Object;Ljava/lang/Object;)Ljava/lang/Object;");
jobject collmapnew = (*env)->NewObject(env, hashMapClazz, initHashMap, !db ? 0 : db->cdbsnum);
if (!db) {
(*env)->SetObjectField(env, obj, collectionMapID, collmapnew);
return;
}
TCLIST *colls = ejdbgetcolls(db);
if (!colls) {
set_ejdb_error(env, db);
return;
}
jclass collectionClazz = (*env)->FindClass(env, "org/ejdb/driver/EJDBCollection");
jmethodID initCollection = (*env)->GetMethodID(env, collectionClazz, "<init>", "(Lorg/ejdb/driver/EJDB;Ljava/lang/String;)V");
for (int i = 0; i < TCLISTNUM(colls); ++i) {
EJCOLL *coll = (EJCOLL*) TCLISTVALPTR(colls, i);
jstring cname = (*env)->NewStringUTF(env, coll->cname);//, coll->cnamesz);
jobject cobj = (*env)->CallObjectMethod(env, collmapold, getFromMap, cname);
if (!cobj) {
cobj = (*env)->NewObject(env, collectionClazz, initCollection, obj, cname);
}
update_coll_meta(env, cobj, coll);
(*env)->CallObjectMethod(env, collmapnew, putIntoMap, cname, cobj);
}
(*env)->SetObjectField(env, obj, collectionMapID, collmapnew);
};
/*
* Class: org_ejdb_driver_EJDBResultSet
* Method: _get
* Signature: (I)Lorg/ejdb/bson/BSONObject;
*/
JNIEXPORT jobject JNICALL Java_org_ejdb_driver_EJDBResultSet__1get (JNIEnv *env, jobject obj, jint indx) {
TCLIST *rs = get_rs_from_object(env, obj);
if (!rs) {
set_error(env, 0, "Cursor closed");
return NULL;
}
if (indx < 0 || indx >= TCLISTNUM(rs)) {
set_error(env, 0, "Invalid cursor position");
return NULL;
}
int bdatasz;
void *bdata;
TCLISTVAL(bdata, rs, indx, bdatasz);
return decode_bson_from_buffer(env, bdata, bdatasz);
};
int _tmain(int argc, _TCHAR* argv[]) {
setlocale(LC_ALL, "en_US.UTF-8");
jb = ejdbnew();
if (!ejdbopen(jb, "addressbook", JBOWRITER | JBOCREAT | JBOTRUNC)) {
return 1;
}
//Get or create collection 'contacts'
EJCOLL *coll = ejdbcreatecoll(jb, "contacts", NULL);
bson bsrec;
bson_oid_t oid;
//One record
bson_init(&bsrec);
bson_append_string(&bsrec, "name", "John Travolta");
bson_append_string(&bsrec, "phone", "333-222-333");
bson_append_int(&bsrec, "age", 58);
bson_finish(&bsrec);
ejdbsavebson(coll, &bsrec, &oid);
fprintf(stderr, "\nSaved Travolta");
bson_destroy(&bsrec);
//Another record
bson_init(&bsrec);
bson_append_string(&bsrec, "name", "Bruce Willis");
bson_append_string(&bsrec, "phone", "222-333-222");
bson_append_int(&bsrec, "age", 57);
bson_finish(&bsrec);
ejdbsavebson(coll, &bsrec, &oid);
fprintf(stderr, "\nSaved Bruce Willis");
bson_destroy(&bsrec);
//Now select one record.
//Query: {'name' : {'$begin' : 'Bru'}} //Name starts with 'Bru' string
bson bq1;
bson_init_as_query(&bq1);
bson_append_start_object(&bq1, "name");
bson_append_string(&bq1, "$begin", "Bru");
bson_append_finish_object(&bq1);
bson_finish(&bq1);
EJQ *q1 = ejdbcreatequery(jb, &bq1, NULL, 0, NULL);
uint32_t count;
TCLIST *res = ejdbqryexecute(coll, q1, &count, 0, NULL);
fprintf(stderr, "\n\nRecords found: %d\n", count);
for (int i = 0; i < TCLISTNUM(res); ++i) {
void *bsdata = TCLISTVALPTR(res, i);
bson_print_raw((char*) bsdata, 0);
}
fprintf(stderr, "\n");
//Dispose result set
tclistdel(res);
//Dispose query
ejdbquerydel(q1);
bson_destroy(&bq1);
//Close database
ejdbclose(jb);
ejdbdel(jb);
getc(stdin);
return 0;
}
void testBuildQuery1() {
CU_ASSERT_PTR_NOT_NULL_FATAL(jb);
/*
Query = {
"name" : Петров Петр,
"age" : 33,
"family" : {
"wife" : {
"name" : "Jeniffer",
"age" : {"$gt" : 25},
"phone" : "444-111"
},
"children" : [
{
"name" : "Dasha",
"age" : {"$in" : [1, 4, 10]}
}
]
}
*/
bson q1;
bson_init_as_query(&q1);
bson_append_string(&q1, "name", "Петров Петр");
bson_append_int(&q1, "age", 33);
bson q1family_wife;
bson_init_as_query(&q1family_wife);
bson_append_string(&q1family_wife, "name", "Jeniffer");
bson_append_start_object(&q1family_wife, "age");
bson_append_int(&q1family_wife, "$gt", 25);
bson_append_finish_object(&q1family_wife);
bson_append_string(&q1family_wife, "phone", "444-111");
bson_finish(&q1family_wife);
bson q1family_child;
bson_init_as_query(&q1family_child);
bson_append_string(&q1family_child, "name", "Dasha");
//"age" : {"$in" : [1, 4, 10]}
bson q1family_child_age_IN;
bson_init_as_query(&q1family_child_age_IN);
bson_append_start_array(&q1family_child_age_IN, "$in");
bson_append_int(&q1family_child_age_IN, "0", 1);
bson_append_int(&q1family_child_age_IN, "1", 4);
bson_append_int(&q1family_child_age_IN, "2", 10);
bson_append_finish_array(&q1family_child_age_IN);
bson_finish(&q1family_child_age_IN);
bson_append_bson(&q1family_child, "age", &q1family_child_age_IN);
bson_finish(&q1family_child);
bson q1family;
bson_init_as_query(&q1family);
bson_append_bson(&q1family, "wife", &q1family_wife);
bson_append_start_array(&q1family, "children");
bson_append_bson(&q1family, "0", &q1family_child);
bson_append_finish_array(&q1family);
bson_finish(&q1family);
bson_append_bson(&q1, "family", &q1family);
bson_finish(&q1);
CU_ASSERT_FALSE_FATAL(q1.err);
CU_ASSERT_FALSE_FATAL(q1family.err);
CU_ASSERT_FALSE_FATAL(q1family_wife.err);
CU_ASSERT_FALSE_FATAL(q1family_child.err);
CU_ASSERT_FALSE_FATAL(q1family_child_age_IN.err);
EJQ *ejq = ejdbcreatequery(jb, &q1, NULL, 0, NULL);
CU_ASSERT_PTR_NOT_NULL_FATAL(ejq);
bson_destroy(&q1);
bson_destroy(&q1family);
bson_destroy(&q1family_wife);
bson_destroy(&q1family_child);
bson_destroy(&q1family_child_age_IN);
CU_ASSERT_PTR_NOT_NULL_FATAL(ejq->qobjlist);
TCLIST *qmap = ejq->qobjlist;
CU_ASSERT_EQUAL(qmap->num, 7);
for (int i = 0; i < TCLISTNUM(qmap); ++i) {
const EJQF *qf = TCLISTVALPTR(qmap, i);
CU_ASSERT_PTR_NOT_NULL_FATAL(qf);
const char* key = qf->fpath;
switch (i) {
case 0:
{
CU_ASSERT_STRING_EQUAL(key, "name");
CU_ASSERT_PTR_NOT_NULL(qf);
CU_ASSERT_STRING_EQUAL(qf->expr, "Петров Петр");
CU_ASSERT_EQUAL(qf->tcop, TDBQCSTREQ);
break;
}
case 1:
{
CU_ASSERT_STRING_EQUAL(key, "age");
CU_ASSERT_PTR_NOT_NULL(qf);
CU_ASSERT_STRING_EQUAL(qf->expr, "33");
CU_ASSERT_EQUAL(qf->tcop, TDBQCNUMEQ);
break;
}
case 2:
{
CU_ASSERT_STRING_EQUAL(key, "family.wife.name");
CU_ASSERT_PTR_NOT_NULL(qf);
CU_ASSERT_STRING_EQUAL(qf->expr, "Jeniffer");
CU_ASSERT_EQUAL(qf->tcop, TDBQCSTREQ);
break;
}
case 3:
{
CU_ASSERT_STRING_EQUAL(key, "family.wife.age");
CU_ASSERT_PTR_NOT_NULL(qf);
CU_ASSERT_STRING_EQUAL(qf->expr, "25");
CU_ASSERT_EQUAL(qf->tcop, TDBQCNUMGT);
break;
}
case 4:
{
CU_ASSERT_STRING_EQUAL(key, "family.wife.phone");
CU_ASSERT_PTR_NOT_NULL(qf);
CU_ASSERT_STRING_EQUAL(qf->expr, "444-111");
CU_ASSERT_EQUAL(qf->tcop, TDBQCSTREQ);
break;
}
case 5:
{
CU_ASSERT_STRING_EQUAL(key, "family.children.0.name");
CU_ASSERT_PTR_NOT_NULL(qf);
CU_ASSERT_STRING_EQUAL(qf->expr, "Dasha");
CU_ASSERT_EQUAL(qf->tcop, TDBQCSTREQ);
break;
}
case 6:
{
CU_ASSERT_STRING_EQUAL(key, "family.children.0.age");
CU_ASSERT_PTR_NOT_NULL(qf);
CU_ASSERT_EQUAL(qf->ftype, BSON_ARRAY);
TCLIST *al = tclistload(qf->expr, qf->exprsz);
char* als = tcstrjoin(al, ',');
CU_ASSERT_STRING_EQUAL(als, "1,4,10");
TCFREE(als);
tclistdel(al);
CU_ASSERT_EQUAL(qf->tcop, TDBQCNUMOREQ);
break;
}
}
}
ejdbquerydel(ejq);
}
static void lua_val_to_bson(lua_State *L, const char *key, int vpos, bson *bs, int tref) {
int vtype = lua_type(L, vpos);
char nbuf[TCNUMBUFSIZ];
if (key == NULL && vtype != LUA_TTABLE) {
luaL_error(L, "lua_val_to_bson: Table must be on top of lua stack");
return;
}
switch (vtype) {
case LUA_TTABLE:
{
if (vpos < 0) {
vpos = lua_gettop(L) + vpos + 1;
}
lua_checkstack(L, 3);
int bsontype_found = luaL_getmetafield(L, vpos, "__bsontype");
if (!bsontype_found) {
lua_rawgeti(L, LUA_REGISTRYINDEX, tref); //+ reg table
lua_pushvalue(L, vpos); //+ val
lua_rawget(L, -2); //-val +reg table val
if (lua_toboolean(L, -1)) { //already traversed
lua_pop(L, 2);
break;
}
lua_pop(L, 1); //-reg table val
lua_pushvalue(L, vpos);
lua_pushboolean(L, 1);
lua_rawset(L, -3);
lua_pop(L, 1); //-reg table
int len = 0;
bool query = false;
bool array = true;
if (luaL_getmetafield(L, vpos, "__query")) {
lua_pop(L, 1);
query = true;
array = false;
}
if (array) {
for (lua_pushnil(L); lua_next(L, vpos); lua_pop(L, 1)) {
++len;
if ((lua_type(L, -2) != LUA_TNUMBER) || (lua_tointeger(L, -2) != len)) {
lua_pop(L, 2);
array = false;
break;
}
}
}
if (array) {
if (key) bson_append_start_array(bs, key);
int i;
for (i = 1; i <= len; ++i, lua_pop(L, 1)) {
lua_rawgeti(L, vpos, i);
bson_numstrn(nbuf, TCNUMBUFSIZ, (int64_t) i);
lua_val_to_bson(L, nbuf, -1, bs, tref);
}
if (key) bson_append_finish_array(bs);
} else if (query) { //special query builder case
//oarr format:
//{ {fname1, v1, v2...}, {fname2, v21, v22,..}, ... }
//where: vN: {op, val} OR {val} with '__bval' metafield
//Eg: {fname : {$inc : {...}, $dec : {...}}} -> {fname, {$inc, {}}, {$dec, {}}}
lua_getfield(L, vpos, "_oarr"); //+oarr
if (!lua_istable(L, -1)) { //it is not array
lua_pop(L, 1);
break;
}
if (key) bson_append_start_object(bs, key);
//iterate over _oarr
int ipos = lua_gettop(L);
size_t ilen = lua_objlen(L, ipos);
lua_checkstack(L, 2);
size_t i;
for (i = 1; i <= ilen; ++i, lua_pop(L, 1)) {
lua_rawgeti(L, ipos, i);
//gettop == 3
if (!lua_istable(L, -1)) continue;
char *fname = NULL;
int jpos = lua_gettop(L);
size_t jlen = lua_objlen(L, jpos);
lua_checkstack(L, 3);
bool wrapped = false;
size_t j;
for (j = 1; j <= jlen; ++j, lua_pop(L, 1)) {
lua_rawgeti(L, jpos, j);
if (j == 1) {
fname = strdup(lua_tostring(L, -1));
continue;
}
if (!fname || !lua_istable(L, -1)) { //invalid state
lua_pop(L, 1); //pop val
break;
}
int vblkpos = lua_gettop(L);
if (j == 2 && luaL_getmetafield(L, -1, "__bval")) { //{val} single value +metafield
lua_pop(L, 1); //-metafield
lua_rawgeti(L, vblkpos, 1); //+val
lua_val_to_bson(L, fname, lua_gettop(L), bs, tref);
lua_pop(L, 2); //-val -lua_rawgeti
break; //Terminate due single val
} else { //{op, val} value
if (!wrapped) {
bson_append_start_object(bs, fname);
wrapped = true;
}
lua_rawgeti(L, vblkpos, 1); //+op
const char *op = lua_tostring(L, -1);
if (op) {
lua_rawgeti(L, vblkpos, 2); //+val
lua_val_to_bson(L, op, lua_gettop(L), bs, tref);
lua_pop(L, 1); //-val
}
lua_pop(L, 1); //-op
}
}
if (wrapped) {
bson_append_finish_object(bs);
}
if (fname) {
free(fname);
fname = NULL;
}
}
if (key) bson_append_finish_object(bs);
lua_pop(L, 1); //-oarr
} else {
if (key) bson_append_start_object(bs, key);
TCLIST *keys = tclistnew();
//we need to sort keys due to unordered nature of lua tables
for (lua_pushnil(L); lua_next(L, vpos);) {
lua_pop(L, 1); //-val
size_t ksize = 0;
int ktype = lua_type(L, -1);
if (ktype == LUA_TSTRING) { //accept only string keys
const char* key = lua_tolstring(L, -1, &ksize);
tclistpush(keys, key, ksize);
}
}
tclistsort(keys);
int i;
for (i = 0; i < TCLISTNUM(keys); ++i) {
int vkeysz = TCLISTVALSIZ(keys, i);
const char *vkey = TCLISTVALPTR(keys, i);
lua_pushlstring(L, vkey, vkeysz);
lua_rawget(L, vpos); //+val
if (key == NULL && lua_type(L, -1) == LUA_TSTRING &&
vkeysz == JDBIDKEYNAMEL && !strcmp(JDBIDKEYNAME, vkey)) { //root level OID as string
//pack OID as type table
lua_push_bsontype_table(L, BSON_OID); //+type table
lua_pushvalue(L, -2); //dup oid(val) on stack
lua_rawseti(L, -2, 1); //pop oid val
if (ejdbisvalidoidstr(lua_tostring(L, -2))) {
lua_val_to_bson(L, vkey, lua_gettop(L), bs, tref);
} else {
luaL_error(L, "OID _id='%s' is not valid", lua_tostring(L, -2));
}
lua_pop(L, 1); //-type table
} else {
lua_val_to_bson(L, vkey, lua_gettop(L), bs, tref);
}
lua_pop(L, 1); //-val
}
tclistdel(keys);
if (key) bson_append_finish_object(bs);
}
} else { //metafield __bsontype on top
int bson_type = lua_tointeger(L, -1);
if (!key && bson_type != BSON_OBJECT && bson_type != BSON_ARRAY) {
lua_pop(L, 1);
luaL_error(L, "Invalid object structure");
}
lua_pop(L, 1); //-metafield __bsontype
lua_rawgeti(L, -1, 1); //get first value
switch (bson_type) {
case BSON_OID:
{
const char* boid = lua_tostring(L, -1);
if (boid && strlen(boid) == 24) {
bson_oid_t oid;
bson_oid_from_string(&oid, boid);
bson_append_oid(bs, key, &oid);
}
break;
}
case BSON_DATE:
bson_append_date(bs, key, (bson_date_t) lua_tonumber(L, -1));
break;
case BSON_REGEX:
{
const char* regex = lua_tostring(L, -1);
lua_rawgeti(L, -2, 2); // re opts
const char* options = lua_tostring(L, -1);
if (regex && options) {
bson_append_regex(bs, key, regex, options);
}
lua_pop(L, 1);
break;
}
case BSON_BINDATA:
{
size_t len;
const char* cbuf = lua_tolstring(L, -1, &len);
bson_append_binary(bs, key, BSON_BIN_BINARY, cbuf, len);
break;
}
case BSON_NULL:
bson_append_null(bs, key);
break;
case BSON_UNDEFINED:
bson_append_undefined(bs, key);
break;
case BSON_OBJECT:
if (key) bson_append_start_object(bs, key);
lua_val_to_bson(L, NULL, vpos, bs, tref);
if (key) bson_append_finish_object(bs);
break;
case BSON_ARRAY:
if (key) bson_append_start_array(bs, key);
lua_val_to_bson(L, NULL, vpos, bs, tref);
if (key) bson_append_finish_array(bs);
break;
case BSON_DOUBLE:
bson_append_double(bs, key, (double) lua_tonumber(L, -1));
break;
case BSON_INT:
bson_append_int(bs, key, (int32_t) lua_tonumber(L, -1));
break;
case BSON_LONG:
bson_append_long(bs, key, (int64_t) lua_tonumber(L, -1));
break;
case BSON_BOOL:
bson_append_bool(bs, key, lua_toboolean(L, -1));
break;
default:
break;
}
lua_pop(L, 1); //-1 first value
}
break;
}
case LUA_TNIL:
bson_append_null(bs, key);
break;
case LUA_TNUMBER:
{
lua_Number numval = lua_tonumber(L, vpos);
if (numval == floor(numval)) {
int64_t iv = (int64_t) numval;
if (-(1LL << 31) <= iv && iv <= (1LL << 31)) {
bson_append_int(bs, key, iv);
} else {
bson_append_long(bs, key, iv);
}
} else {
bson_append_double(bs, key, numval);
}
break;
}
case LUA_TBOOLEAN:
bson_append_bool(bs, key, lua_toboolean(L, vpos));
break;
case LUA_TSTRING:
bson_append_string(bs, key, lua_tostring(L, vpos));
break;
}
}