joynr.messaging.util.MulticastWildcardRegexFactory.js Maven / Gradle / Ivy

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There is a newer version: 1.4.0

/*
 * #%L
 * %%
 * Copyright (C) 2011 - 2016 BMW Car IT GmbH
 * %%
 * Licensed under the Apache License, Version 2.0 (the "License");
 * you may not use this file except in compliance with the License.
 * You may obtain a copy of the License at
 * 
 *      http://www.apache.org/licenses/LICENSE-2.0
 * 
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 * #L%
 */

define("joynr/messaging/util/MulticastWildcardRegexFactory", [], function() {

    /**
     * @name MulticastWildcardRegexFactory
     * @constructor
     */
    function MulticastWildcardRegexFactory() {

        this.createIdPattern = function(multicastId) {
            var patternString = multicastId.replace(/^\+\//g, "[^/]+/");
            patternString = patternString.replace(/\/\+\//g, "/[^/]+/");
            patternString = patternString.replace(/([\w\W]*)\/[\\+]$/, "$1/[^/]+$");
            patternString = patternString.replace(/([\w\W]*)\/[\\*]$/, "$1(/.*)?$");
            if (patternString.length === 0 || patternString[patternString.length - 1] !== '$') {
                patternString += "$";
            }
            if (patternString.length === 0 || patternString[0] !== '^') {
                patternString = "^" + patternString;
            }
            return patternString;
        };
    }

    return MulticastWildcardRegexFactory;

});