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java代码

时间:2018-11-20 23:58:39      阅读:291      评论:0      收藏:0      [点我收藏+]
	//一行一行读取txt文件
	public static List<String> ReadText(String FilePath) throws IOException {
		
		//存储从txt文件读取的全部行
		List<String> txtList  = new ArrayList<String>();
		
		//获取文件格式
		String  TextCode = GetTextCode(FilePath);
		
		//文件输入流
		FileInputStream fis = new FileInputStream(FilePath);
		
		//输入流读取
		InputStreamReader isr = new InputStreamReader(fis,TextCode);
		
		//缓冲字符输入流
		BufferedReader br = new BufferedReader(isr);
		
		String line = "";
		while((line = br.readLine()) != null) {
			txtList.add(line);
		}
		
		fis.close();
		isr.close();
		br.close();

		return txtList;
	}

  

 

	//获取text文件编码
    public static String GetTextCode(String FilePath) throws IOException {
    	
        BufferedInputStream bin = new BufferedInputStream(new FileInputStream(FilePath));
        
        int p = (bin.read() << 8) + bin.read();
        
        bin.close();
        
        String code = null;
 
        switch (p) {
        case 0xefbb:
            code = "UTF-8";
            break;
        case 0xfffe:
            code = "Unicode";
            break;
        case 0xfeff:
            code = "UTF-16BE";
            break;
        default:
            code = "GBK"; // 可读取ANSI的格式
        }
 
        return code;
    }

  

 

java代码

原文:https://www.cnblogs.com/wangxingzhou/p/9992524.html

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