java读取文件内容

 

//将要读的文件文件放在resources/xml/目录下, resources设置成source folder    
public String getContent(String modelFileName) {
        InputStream fileStream = getClass().getClassLoader().getResourceAsStream("xml/" + modelFileName);
        Scanner s = new Scanner(fileStream).useDelimiter("\\A");
        return s.hasNext() ? s.next() : "";
    }