java 读配置文件
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Properties props = new Properties();try {props.load(Test4.class.getClassLoader().getResourceAsStream("com/cj/dp/observer/observer.properties"));} catch (IOException e) {// TODO Auto-generated catch blocke.printStackTrace();}String[] observers = props.getProperty("observers").split(",");for (String s : observers) {try {c.addWakenUpListener((WakenUpListener)(Class.forName(s).newInstance()));} catch (InstantiationException | IllegalAccessException| ClassNotFoundException e) {e.printStackTrace();}}
