@ultipa-graph/ultipa-node-sdk
Version:
NodeJS SDK for ultipa-server 4.0
128 lines • 4.8 kB
JavaScript
;
Object.defineProperty(exports, "__esModule", { value: true });
exports.NullUtils = void 0;
const ultipa_pb_1 = require("../../proto/ultipa_pb");
const types_1 = require("../../types");
const commont_1 = require("./commont");
var NullUtils;
(function (NullUtils) {
function uint8ArrayEqual(buf1, buf2) {
if (buf1.byteLength != buf2.byteLength)
return false;
var dv1 = new Int8Array(buf1);
var dv2 = new Int8Array(buf2);
for (var i = 0; i != buf1.byteLength; i++) {
if (dv1[i] != dv2[i])
return false;
}
return true;
}
NullUtils.uint8ArrayEqual = uint8ArrayEqual;
let getListNullValue = () => {
let d = new ultipa_pb_1.ListData();
d.setIsNull(true);
return d.serializeBinary();
};
let getSetNullValue = () => {
let d = new ultipa_pb_1.SetData();
d.setIsNull(true);
return d.serializeBinary();
};
let getMapNullValue = () => {
let d = new ultipa_pb_1.MapData();
d.setIsNull(true);
return d.serializeBinary();
};
NullUtils.AllNullValueUint8Array = {
int32: new Uint8Array([
0x7f, 0xff, 0xff, 0xff
]),
datetime: new Uint8Array([
0xff, 0xff, 0xff, 0xff,
0xff, 0xff, 0xff, 0xff,
]),
uint32: new Uint8Array([
0xff, 0xff, 0xff, 0xff
]),
int64: new Uint8Array([
0x7f, 0xff, 0xff, 0xff,
0xff, 0xff, 0xff, 0xff,
]),
timestamp: new Uint8Array([
0xff, 0xff, 0xff, 0xff
]),
uint64: new Uint8Array([
0xff, 0xff, 0xff, 0xff,
0xff, 0xff, 0xff, 0xff,
]),
float: new Uint8Array([
0xff, 0xff, 0xff, 0xff
]),
double: new Uint8Array([
0xff, 0xff, 0xff, 0xff,
0xff, 0xff, 0xff, 0xff,
]),
decimal: new Uint8Array([0]),
string: new Uint8Array([0]),
point: new Uint8Array([
0x6e, 0x75, 0x6c, 0x6c,
]),
text: new Uint8Array([0]),
blob: new Uint8Array([0]),
list: getListNullValue(),
set: getSetNullValue(),
map: getMapNullValue(),
};
NullUtils.nullValue = (type) => {
const { PROPERTY_INT32, PROPERTY_STRING, PROPERTY_FLOAT, PROPERTY_DOUBLE, PROPERTY_UINT32, PROPERTY_INT64, PROPERTY_UINT64, PROPERTY_DATETIME, PROPERTY_TIMESTAMP, PROPERTY_TEXT, PROPERTY_BLOB, PROPERTY_POINT, PROPERTY_DECIMAL, PROPERTY_LIST, PROPERTY_SET, PROPERTY_MAP, } = types_1.ULTIPA.PropertyType;
switch (type) {
case PROPERTY_BLOB:
return NullUtils.AllNullValueUint8Array.blob;
case PROPERTY_STRING:
return NullUtils.AllNullValueUint8Array.string;
case PROPERTY_DECIMAL:
return NullUtils.AllNullValueUint8Array.decimal;
case PROPERTY_POINT:
return NullUtils.AllNullValueUint8Array.point;
case PROPERTY_TEXT:
return NullUtils.AllNullValueUint8Array.text;
case PROPERTY_INT32:
return NullUtils.AllNullValueUint8Array.int32;
case PROPERTY_FLOAT:
return NullUtils.AllNullValueUint8Array.float;
case PROPERTY_DOUBLE:
return NullUtils.AllNullValueUint8Array.double;
case PROPERTY_TIMESTAMP:
return NullUtils.AllNullValueUint8Array.timestamp;
case PROPERTY_UINT32:
return NullUtils.AllNullValueUint8Array.uint32;
case PROPERTY_INT64:
return NullUtils.AllNullValueUint8Array.int64;
case PROPERTY_DATETIME:
return NullUtils.AllNullValueUint8Array.datetime;
case PROPERTY_UINT64:
return NullUtils.AllNullValueUint8Array.uint64;
case PROPERTY_SET:
return NullUtils.AllNullValueUint8Array.set;
case PROPERTY_LIST:
if (commont_1.TypeSupport.list) {
return NullUtils.AllNullValueUint8Array.list;
}
break;
case PROPERTY_MAP:
if (commont_1.TypeSupport.map) {
return NullUtils.AllNullValueUint8Array.map;
}
break;
}
commont_1.TypeSupport.NotSupport(type);
};
NullUtils.isNullValueByBytes = (v, type) => {
if (type === types_1.ULTIPA.PropertyType.PROPERTY_NULL) {
return true;
}
let nullV = NullUtils.nullValue(type);
return uint8ArrayEqual(v, nullV);
};
})(NullUtils = exports.NullUtils || (exports.NullUtils = {}));
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