tsioc/lib/aop/access/ProxyMethod.js

tsioc is AOP, Ioc container, via typescript decorator

"use strict";
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    return function (target, key) { decorator(target, key, paramIndex); }
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Object.defineProperty(exports, "__esModule", { value: true });
var index_1 = require("../../core/index");
var index_2 = require("../joinpoints/index");
var index_3 = require("../joinpoints/index");
var index_4 = require("../../utils/index");
var ProxyMethod = /** @class */ (function () {
    function ProxyMethod(container) {
        this.container = container;
    }
    Object.defineProperty(ProxyMethod.prototype, "aspectMgr", {
        get: function () {
            if (!this._aspectMgr) {
                this._aspectMgr = this.container.get(index_4.symbols.IAdvisor);
            }
            return this._aspectMgr;
        },
        enumerable: true,
        configurable: true
    });
    Object.defineProperty(ProxyMethod.prototype, "liefScope", {
        get: function () {
            if (!this._liefScope) {
                this._liefScope = this.container.getLifeScope();
            }
            return this._liefScope;
        },
        enumerable: true,
        configurable: true
    });
    ProxyMethod.prototype.proceed = function (target, targetType, pointcut, provJoinpoint) {
        var aspectMgr = this.aspectMgr;
        var fullName = pointcut.fullName;
        var methodName = pointcut.name;
        var advices = aspectMgr.getAdvices(fullName);
        if (advices && pointcut) {
            if (pointcut.descriptor && (pointcut.descriptor.get || pointcut.descriptor.set)) {
                if (pointcut.descriptor.get) {
                    var getMethod = pointcut.descriptor.get.bind(target);
                    pointcut.descriptor.get = this.proxy(getMethod, advices, target, targetType, pointcut, provJoinpoint);
                }
                if (pointcut.descriptor.set) {
                    var setMethod = pointcut.descriptor.set.bind(target);
                    pointcut.descriptor.set = this.proxy(setMethod, advices, target, targetType, pointcut, provJoinpoint);
                }
                Object.defineProperty(target, methodName, pointcut.descriptor);
            }
            else if (index_4.isFunction(target[methodName])) {
                var propertyMethod = target[methodName].bind(target);
                target[methodName] = this.proxy(propertyMethod, advices, target, targetType, pointcut, provJoinpoint);
            }
        }
    };
    ProxyMethod.prototype.proxy = function (propertyMethod, advices, target, targetType, pointcut, provJoinpoint) {
        var _this = this;
        var aspectMgr = this.aspectMgr;
        var fullName = pointcut.fullName;
        var methodName = pointcut.name;
        var liefScope = this.liefScope;
        var container = this.container;
        return function () {
            var args = [];
            for (var _i = 0; _i < arguments.length; _i++) {
                args[_i] = arguments[_i];
            }
            var joinPoint = _this.container.resolve(index_3.Joinpoint, index_1.Provider.create('options', {
                name: methodName,
                fullName: fullName,
                provJoinpoint: provJoinpoint,
                annotations: provJoinpoint ? null : liefScope.getMethodMetadatas(targetType, methodName),
                params: liefScope.getMethodParameters(targetType, target, methodName),
                args: args,
                target: target,
                targetType: targetType
            }));
            var adChain = container.resolve(index_4.symbols.IAdvisorChainFactory, { container: container, advices: advices });
            adChain.invoaction(joinPoint, index_2.JoinpointState.Before);
            adChain.invoaction(joinPoint, index_2.JoinpointState.Pointcut);
            var val, exeErr;
            try {
                val = propertyMethod.apply(void 0, joinPoint.args);
            }
            catch (err) {
                exeErr = err;
            }
            adChain.invoaction(joinPoint, index_2.JoinpointState.After, val);
            if (exeErr) {
                adChain.invoaction(joinPoint, index_2.JoinpointState.AfterThrowing, exeErr);
            }
            else {
                adChain.invoaction(joinPoint, index_2.JoinpointState.AfterReturning, val);
                return joinPoint.returning;
            }
        };
    };
    ProxyMethod.classAnnations = { "name": "ProxyMethod", "params": { "constructor": ["container"], "proceed": ["target", "targetType", "pointcut", "provJoinpoint"], "proxy": ["propertyMethod", "advices", "target", "targetType", "pointcut", "provJoinpoint"] } };
    ProxyMethod = __decorate([
        index_1.NonePointcut(),
        index_1.Singleton(index_4.symbols.IProxyMethod),
        __param(0, index_1.Inject(index_4.symbols.IContainer)),
        __metadata("design:paramtypes", [Object])
    ], ProxyMethod);
    return ProxyMethod;
}());
exports.ProxyMethod = ProxyMethod;

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