java读取properties配置文件，并解决中文乱码

最新推荐文章于 2023-07-04 16:23:18 发布

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最新推荐文章于 2023-07-04 16:23:18 发布

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分类专栏： java 文章标签： java properties 乱码

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public class InitSystem {
    public static Properties PROPS = new Properties();

    static {
        try {
            load();
        } catch (IOException e) {
            throw new RuntimeException(e);
        }
    }

    private static void load() throws IOException {
        InputStream input = null;
        try {
            input = Thread.currentThread().getContextClassLoader().getResourceAsStream("config/system.properties");
            PROPS.load(new InputStreamReader(input, "UTF-8"));
        } finally {
            IOUtils.closeQuietly(input);
        }
    }

    public static String getString(String key) {
        return PROPS.getProperty(key);
    }

    public static String getRequiredString(String key) {
        String value = getString(key);
        if (value == null) {
            throw new RuntimeException("can't find value by key[" + key + "]");
        }
        return value;
    }

}