WriteFile.java

package com.map;

import java.io.BufferedReader;
import java.io.File;
import java.io.FileOutputStream;
import java.io.FileReader;
import java.io.IOException;

public class WriteFile {

	public static void writeFileByLines(String path, String content)
			throws IOException {

		File file = new File(path);
		if (!file.exists()) {
			file.createNewFile();
		}
		FileOutputStream out = new FileOutputStream(file, true);
		StringBuffer sb = new StringBuffer();
		sb.append(content + "\n");
		out.write(sb.toString().getBytes("utf-8"));
		out.close();
		//System.out.println("�ļ�׷��������");
	}

	// ���ж�ȡ
	public static void readFileByLines(String fileName) {
		File file = new File(fileName);
		BufferedReader reader = null;
		try {
			System.out.println("����Ϊ��λ��ȡ�ļ����ݣ�һ�ζ�һ���У�");
			reader = new BufferedReader(new FileReader(file));
			String tempString = null;
			int line = 1;
			// һ�ζ���һ�У�ֱ������nullΪ�ļ�����
			while ((tempString = reader.readLine()) != null) {
				// ��ʾ�к�
				System.out.println("line " + line + ": " + tempString);
				line++;
			}
			reader.close();
		} catch (IOException e) {
			e.printStackTrace();
		} finally {
			if (reader != null) {
				try {
					reader.close();
				} catch (IOException e1) {
				}
			}
		}
	}

	public static void main(String[] args) throws IOException {
		// writeFileByLines("E:/a.txt", "����˭");
		// readFileByLines("E:/a.txt");
	}

}