java读取txt文件

// 考虑到编码格式
InputStreamReader read = new InputStreamReader(new FileInputStream(file), "utf-8");
BufferedReader br = new BufferedReader(read);
StringBuffer sb = new StringBuffer();
while (br.ready()) {
    String line = br.readLine(); // 按行读取
    if (StringUtils.isBlank(line)) {
        continue;
    }
　　..... 
}