java代码

最新推荐文章于 2024-11-19 20:34:11 发布

转载最新推荐文章于 2024-11-19 20:34:11 发布 · 66 阅读

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原文链接：http://www.cnblogs.com/wangxingzhou/p/9992524.html

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#java

	//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;
    }

转载于:https://www.cnblogs.com/wangxingzhou/p/9992524.html