Java tutorial
/* * Copyright 2016 the original author or authors. * * 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.mycompany; import org.springframework.scheduling.annotation.Scheduled; import org.springframework.stereotype.Component; @Component public class HelloWorldTask { private static final String GREETING = "Greetings from Spring Boot!"; @Scheduled(fixedRate = 5000) public void greet() { StringBuilder sb = new StringBuilder(); if (MyFeatures.HELLO_WORLD.isActive()) { sb.append(GREETING); if (MyFeatures.REVERSE_GREETING.isActive()) { sb.reverse(); } } else { sb.append("/dev/null"); } System.out.println(sb.toString()); } }