service-model/dispatcher/restOperationSelector.js

An object oriented web service framework inspired by Windows Communication Foundation.

var annotations_1 = require("../annotations");
/**
 * @hidden
 */
var RestOperationSelector = (function () {
    function RestOperationSelector(description, endpoint) {
        this._operations = new Map();
        // RestBehavior checks that the list of operations in description and endpoint matches so we don't bother
        // checking here.
        for (var i = 0; i < endpoint.operations.length; i++) {
            // check if method is annotated as callback through the REST api
            var annotation = description.contract.operations[i].method.getAnnotations(annotations_1.WebInvokeAnnotation)[0];
            if (annotation) {
                var list = this._operations.get(annotation.method);
                if (!list) {
                    list = [];
                    this._operations.set(annotation.method, list);
                }
                list.push({ template: annotation.template.prefix(endpoint.address), operation: endpoint.operations[i] });
            }
        }
    }
    RestOperationSelector.prototype.selectOperation = function (message) {
        var list = this._operations.get(message.method);
        if (list) {
            for (var i = 0; i < list.length; i++) {
                var candidate = list[i];
                if (candidate.template.match(message.url)) {
                    return candidate.operation;
                }
            }
        }
    };
    return RestOperationSelector;
})();
exports.RestOperationSelector = RestOperationSelector;