java操作mysql进行数据备份及恢复操作

import java.io.BufferedReader;
import java.io.FileInputStream;
import java.io.FileOutputStream;
import java.io.InputStream;
import java.io.InputStreamReader;
import java.io.OutputStream;
import java.io.OutputStreamWriter;
/**
*
* @ClassName:test
* @Description:java操作mysql进行数据备份及恢复操作
* @author luckyboyguo@126.com
* @date:2015年10月23日上午11:53:53
*/
public class mysqlDataUtils {

public static void main(String[] args) {
System.out.println("开始备份...");
backup();
System.out.println("备份成功...");

System.out.println("开始还原...");
//load1();
System.out.println("还原成功...");
}

public static void backup() {
try {
Runtime rt = Runtime.getRuntime();
// 调用 调用mysql的安装目录的命令
Process child = rt
.exec("C:\\Program Files (x86)\\MySQL\\MySQL Server 5.5\\bin//mysqldump -h localhost -uroot -proot  smartdata");
// 设置导出编码为utf-8。这里必须是utf-8
// 把进程执行中的控制台输出信息写入.sql文件，即生成了备份文件。注：如果不对控制台信息进行读出，则会导致进程堵塞无法运行
InputStream in = child.getInputStream();// 控制台的输出信息作为输入流
InputStreamReader xx = new InputStreamReader(in, "utf-8");
// 设置输出流编码为utf-8。这里必须是utf-8，否则从流中读入的是乱码
String inStr;
StringBuffer sb = new StringBuffer("");
String outStr;
// 组合控制台输出信息字符串
BufferedReader br = new BufferedReader(xx);
while ((inStr = br.readLine()) != null) {
sb.append(inStr + "\r\n");
}
outStr = sb.toString();
// 要用来做导入用的sql目标文件：
FileOutputStream fout = new FileOutputStream("d:/test.sql");
OutputStreamWriter writer = new OutputStreamWriter(fout, "utf-8");
writer.write(outStr);
writer.flush();
in.close();
xx.close();
br.close();
writer.close();
fout.close();
System.out.println("");
} catch (Exception e) {
e.printStackTrace();
}
}

public static void load() {
try {
String fPath = "c:/test.sql";
Runtime rt = Runtime.getRuntime();
// 调用 mysql 安装目录的命令
Process child = rt
.exec("C://Program Files//MySQL//MySQL Server 5.1//bin//mysql -u root -p root dlgs_test");

OutputStream out = child.getOutputStream();// 控制台的输入信息作为输出流
String inStr;
StringBuffer sb = new StringBuffer("");
String outStr;
BufferedReader br = new BufferedReader(new InputStreamReader(
new FileInputStream(fPath), "utf-8"));
while ((inStr = br.readLine()) != null) {
sb.append(inStr + "\r\n");
}
outStr = sb.toString();
System.out.println(outStr);
OutputStreamWriter writer = new OutputStreamWriter(out, "utf-8");
System.out.println("7777777777777777777777777777777777777");
writer.write(outStr);
System.out.println("888888888888888888888888888888888888888");
writer.flush();
out.close();
br.close();
writer.close();
System.out.println("");
} catch (Exception e) {
e.printStackTrace();
}
}

public static void load1() {
try {
String fPath = "c:/test.sql";
Runtime rt = Runtime.getRuntime();

// 调用 mysql 的 cmd:
Process child = rt
.exec("C://Program Files//MySQL//MySQL Server 5.1//bin//mysql.exe -uroot -proot dlgs_test ");
OutputStream out = child.getOutputStream();// 控制台的输入信息作为输出流
String inStr;
StringBuffer sb = new StringBuffer("");
String outStr;
BufferedReader br = new BufferedReader(new InputStreamReader(
new FileInputStream(fPath), "utf8"));
while ((inStr = br.readLine()) != null) {
sb.append(inStr + "\r\n");
}
outStr = sb.toString();

OutputStreamWriter writer = new OutputStreamWriter(out, "utf8");
writer.write(outStr);
// 注：这里如果用缓冲方式写入文件的话，会导致中文乱码，用flush()方法则可以避免
writer.flush();
// 别忘记关闭输入输出流
out.close();
br.close();
writer.close();

System.out.println("");

} catch (Exception e) {
e.printStackTrace();
}

}

}