#Memcached 服务器地址 memcached.address=127.0.0.1:11211
02 spring-base.xml 摘要
<context:property-placeholder location="classpath:env.properties" />
03 SpringUtil.java
package com.xxx.utils; import org.springframework.beans.BeansException; import org.springframework.context.ApplicationContext; import org.springframework.context.ApplicationContextAware; import org.springframework.stereotype.Component; @Component public class SpringUtil implements ApplicationContextAware { private static ApplicationContext applicationContext = null; @Override public void setApplicationContext(ApplicationContext appContext) throws BeansException { if (SpringUtil.applicationContext == null) { SpringUtil.applicationContext = appContext; } System.out.println("======ApplictionContext配置成功,在普通类可以用SpringUtils.getApplicationContext()获取上下文对象====="); } //获取applicationContext public static ApplicationContext getApplicationContext() { return applicationContext; } //通过name获取 Bean. public static Object getBean(String name){ return getApplicationContext().getBean(name); } //通过class获取Bean. public static <T> T getBean(Class<T> clazz){ return getApplicationContext().getBean(clazz); } //通过name,以及Clazz返回指定的Bean public static <T> T getBean(String name,Class<T> clazz){ return getApplicationContext().getBean(name, clazz); } }
04 属性读取类|Env.java
package com.xxx.utils; import java.io.File; import java.io.FileInputStream; import java.io.IOException; import java.io.InputStream; import java.util.Properties; import org.slf4j.Logger; import org.slf4j.LoggerFactory; public class Env { private static final Logger log = LoggerFactory.getLogger(Env.class); private static Properties prop = getProperties(); public static String get(String key) { return prop.getProperty(key); } public static Properties getProperties() { try { return (Properties) SpringUtil.getBean("env"); } catch (Exception e) { Properties properties = new Properties(); try { File file = new File(Env.class.getClassLoader().getResource("env.properties").getPath()); InputStream inputStream = new FileInputStream(file); properties.load(inputStream); inputStream.close(); } catch (IOException e1) { e1.printStackTrace(); } log.info("加载配置文件:"); for (Object key : properties.keySet()) { log.info("key:{}\tvalue:{}", key, properties.get(key)); } log.info("加载配置文件完毕。"); return properties; } } public static void reLoad() { log.info("重新加载配置文件"); prop = getProperties(); } }
05 使用|MemcacheManager.java
public class MemcacheManager { private static final Logger log = LoggerFactory.getLogger(MemcacheManager.class); static MemcachedClientBuilder builder = new XMemcachedClientBuilder(AddrUtil.getAddresses(Env.get("memcached.address"))); ...