package com;

public class TestOracle {

  /**
   * @param args
   * @throws InterruptedException 
   */
  public static void main(String[] args) throws InterruptedException {
    // TODO Auto-generated method stub
    OracleDatabaseBackup o = new OracleDatabaseBackup();
    if (o.exportDatabaseTool("dimdb", "dimdb", "192.168.1.127/ORCL", "d:/B", "ca")) {
      System.out.println("数据库成功备份！！！");
    } else {
      System.out.println("数据库备份失败！！！");
    } 
  }

}

package com;

import java.io.File;
import java.io.IOException;

public class TOracleDatabaseBackup  {
  
  public boolean exportDatabaseTool(String userName, String password,
      String SID, String savePath, String fileName)
      throws InterruptedException {
    File saveFile = new File(savePath);
    if (!saveFile.exists()) {// 如果目录不存在
      saveFile.mkdirs();// 创建文件夹
    }
    try {
      String str="exp " + userName + "/" + password + "@" + SID + " file='"
      + savePath + "/" + fileName + ".dmp' ";
      Process process = null;
      process = java.lang.Runtime.getRuntime().exec("cmd  /c  start cmd.exe /c " + str);
      
      System.out.println("备份开始");
      System.out.println(str);
      if (process.waitFor() == 0) {// 0 表示线程正常终止。
        System.out.println("表示线程正常终止");
        System.out.println("备份结束");
        return true;      
      }
      
    } catch (IOException e) {
      e.printStackTrace();
    }
    return false;
  }
}