public void ioer() {
		String con;

		FileReader fr = null;
		BufferedReader br = null;

		FileWriter fw = null;
		BufferedWriter bw = null;

		try {
			// 读
			fr = new FileReader(inFilePath);
			br = new BufferedReader(fr);

			// 写
			fw = new FileWriter(outFilePath);
			bw = new BufferedWriter(fw);

			// readLine() 逐行读取，一次读一行
			while (null != (con = br.readLine())) {
				content.append(con);
				bw.write(con);
			}

			System.out.println(content);
		} catch (FileNotFoundException e) {
			e.printStackTrace();
		} catch (IOException e) {
			e.printStackTrace();
		} finally {
			try {
				// 关闭流,先关输出在关输入
				bw.flush();
				bw.close();
				// fw.flush();
				// fw.close();
				br.close();
				// fr.close();
			} catch (IOException e) {
				e.printStackTrace();
			}
		}

	}