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/*
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* Copyright (c) 2016, WSO2 Inc. (http://www.wso2.org) All Rights Reserved.
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*
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* WSO2 Inc. licenses this file to you under the Apache License,
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* Version 2.0 (the "License"); you may not use this file except
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* in compliance with the License.
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* You may obtain a copy of the License at
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*
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* http://www.apache.org/licenses/LICENSE-2.0
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*
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* Unless required by applicable law or agreed to in writing,
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* software distributed under the License is distributed on an
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* "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
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* KIND, either express or implied. See the License for the
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* specific language governing permissions and limitations
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* under the License.
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*/
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package org.wso2.carbon.event.input.adapter.extensions.util;
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import org.wso2.carbon.base.ServerConfiguration;
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import org.wso2.carbon.core.util.Utils;
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public class PropertyUtils {
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private static final String MQTT_PORT = "\\$\\{mqtt.broker.port\\}";
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private static final String MQTT_BROKER_HOST = "\\$\\{mqtt.broker.host\\}";
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private static final String CARBON_CONFIG_PORT_OFFSET = "Ports.Offset";
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private static final String DEFAULT_CARBON_SERVER_HOST_PROPERTY = "server.host";
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private static final int CARBON_DEFAULT_PORT_OFFSET = 0;
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private static final int DEFAULT_MQTT_PORT = 1883;
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//This method is only used if the mb features are within DAS.
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public static String replaceMqttProperty (String urlWithPlaceholders) {
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urlWithPlaceholders = Utils.replaceSystemProperty(urlWithPlaceholders);
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urlWithPlaceholders = urlWithPlaceholders.replaceAll(MQTT_PORT, "" + (DEFAULT_MQTT_PORT + getPortOffset()));
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urlWithPlaceholders = urlWithPlaceholders.replaceAll(MQTT_BROKER_HOST, System.getProperty(DEFAULT_CARBON_SERVER_HOST_PROPERTY,
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"localhost"));
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return urlWithPlaceholders;
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}
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private static int getPortOffset() {
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ServerConfiguration carbonConfig = ServerConfiguration.getInstance();
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String portOffset = System.getProperty("portOffset",
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carbonConfig.getFirstProperty(CARBON_CONFIG_PORT_OFFSET));
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try {
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if ((portOffset != null)) {
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return Integer.parseInt(portOffset.trim());
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} else {
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return CARBON_DEFAULT_PORT_OFFSET;
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}
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} catch (NumberFormatException e) {
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return CARBON_DEFAULT_PORT_OFFSET;
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}
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}
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}
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