/*
* Copyright 2009-2016 Weibo, Inc.
*
* 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.
*/
package com.networknt.switcher;
/**
* 静态开关工具类。一般全局开关使用此类。 可以替换switcherService为不同实现
*
* @author zhanglei
*
*/
public class SwitcherUtil {
private static SwitcherService switcherService = new LocalSwitcherService();
public static void initSwitcher(String switcherName, boolean initialValue) {
switcherService.initSwitcher(switcherName, initialValue);
}
/**
* 检查开关是否开启。
*
* @param switcherName switcher name
* @return boolean true :设置了开关,并且开关值为true false:未设置开关或开关为false
*/
public static boolean isOpen(String switcherName) {
return switcherService.isOpen(switcherName);
}
/**
* 检查开关是否开启,如果开关不存在则将开关置默认值,并返回。
*
* @param switcherName switcher name
* @param defaultValue default value
* @return boolean 开关存在时返回开关值,开关不存在时设置开关为默认值,并返回默认值。
*/
public static boolean switcherIsOpenWithDefault(String switcherName, boolean defaultValue) {
return switcherService.isOpen(switcherName, defaultValue);
}
/**
* 设置开关状态。
*
* @param switcherName switcher name
* @param value value to be set
*/
public static void setSwitcherValue(String switcherName, boolean value) {
switcherService.setValue(switcherName, value);
}
public static SwitcherService getSwitcherService() {
return switcherService;
}
public static void setSwitcherService(SwitcherService switcherService) {
SwitcherUtil.switcherService = switcherService;
}
public static void registerSwitcherListener(String switcherName, SwitcherListener listener) {
switcherService.registerListener(switcherName, listener);
}
}