Java读写properties文件_data.properties java 怎么写?-优快云博客

本文链接：https://blog.youkuaiyun.com/yaoliangjun306/article/details/39991455

本文介绍了一个用于从服务器配置文件中读取特定属性并为未定义属性设置默认值的方法。通过此方法，可以确保配置文件中始终包含必要的属性，并能够返回这些配置信息。

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	public static String getServerConfigInfo()
	{
		Properties properties = new Properties();
		try
		{

                       //要读取的文件路径
			String serverConfigPath = getServerConfigPath();
			FileInputStream dis = new FileInputStream(serverConfigPath);
			properties.load(dis);
			//如果文件里没有这些属性则写进去
			String avSecurityCsrfFilter = properties.getProperty("av.security.csrf.filter");
			if(avSecurityCsrfFilter == null){
				properties.setProperty("av.security.csrf.filter", "false");
			}
			
			String avSecurityXssFilter = properties.getProperty("av.security.xss.filter");
			if(avSecurityXssFilter == null){
				properties.setProperty("av.security.xss.filter", "false");
			}
			
			String avEdmsWsTimeoutSeconds = properties.getProperty("av.edms.ws.timeout.seconds");
			if(avEdmsWsTimeoutSeconds == null){
				properties.setProperty("av.edms.ws.timeout.seconds", "300 * 1000");
			}
			
			String avBatchengineInterval = properties.getProperty("av.batchengine.interval");
			if(avBatchengineInterval == null){
				properties.setProperty("av.batchengine.interval", "0");
			}
			
			String avEmseWsTimeoutSeconds = properties.getProperty("av.emse.ws.timeout.seconds");
			if(avEmseWsTimeoutSeconds == null){
				properties.setProperty("av.emse.ws.timeout.seconds", "300 * 1000");
			}
			//写进去
			ByteArrayOutputStream bout = new ByteArrayOutputStream();
			DataOutputStream dos = new DataOutputStream(bout);
			properties.store(dos, null);
			
			return bout.toString();
		}