Java实现MySQL数据库备份_MySQL

import java.io.BufferedReader;
import java.io.File;
import java.io.FileOutputStream;
import java.io.IOException;
import java.io.InputStreamReader;
import java.io.OutputStreamWriter;
import java.io.PrintWriter;

/**
 * MySQL数据库备份
 * 
 * @author GaoHuanjie
 */
public class MySQLDatabaseBackup {

	/**
	 * Java代码实现MySQL数据库导出
	 * 
	 * @author GaoHuanjie
	 * @param hostIP MySQL数据库所在服务器地址IP
	 * @param userName 进入数据库所需要的用户名
	 * @param userName 进入数据库所需要的用户名
	 * @param password 进入数据库所需要的密码
	 * @param savePath 数据库导出文件保存路径
	 * @param fileName 数据库导出文件文件名
	 * @param databaseName 要导出的数据库名
	 * @return 返回true表示导出成功，否则返回false。
	 */
	public static boolean exportDatabaseTool(String hostIP, String userName, String password, String savePath, String fileName, String databaseName) throws InterruptedException {
	File saveFile = new File(savePath);
	if (!saveFile.exists()) {// 如果目录不存在
	saveFile.mkdirs();// 创建文件夹
	}
	if(!savePath.endsWith(File.separator)){
	savePath = savePath + File.separator;
	}
	
	PrintWriter printWriter = null;
	BufferedReader bufferedReader = null;
	try {
	printWriter = new PrintWriter(new OutputStreamWriter(new FileOutputStream(savePath + fileName), "utf8"));
	Process process = Runtime.getRuntime().exec(" mysqldump -h" + hostIP + " -u" + userName + " -p" + password + " --set-charset=UTF8 " + databaseName);
	InputStreamReader inputStreamReader = new InputStreamReader(process.getInputStream(), "utf8");
	bufferedReader = new BufferedReader(inputStreamReader);
 String line;
 while((line = bufferedReader.readLine())!= null){
 	printWriter.println(line);
 }
 printWriter.flush();
	if(process.waitFor() == 0){//0 表示线程正常终止。
	return true;
	}
	}catch (IOException e) {
	e.printStackTrace();
	} finally {
	try {
	if (bufferedReader != null) {
	bufferedReader.close();
	}
	if (printWriter != null) {
	printWriter.close();
	}
	} catch (IOException e) {
	e.printStackTrace();
	}
	}
	return false;
	}
	
	public static void main(String[] args){
	try {
	if (exportDatabaseTool("172.16.0.127", "root", "123456", "D:/backupDatabase", "2014-10-14.sql", "test")) {
	System.out.println("数据库成功备份！！！");
	} else {
	System.out.println("数据库备份失败！！！");
	}
	} catch (InterruptedException e) {
	e.printStackTrace();
	}
	}
}