Java保存数据到文件、上传文件到七牛云

• • 保存数据到文件
  • 上传文件到七牛云

        //保存为json文件
        String desktopDir = System.getProperty("user.home") + "\Desktop\";  //本地路径
        JSonObject jsonObject = new JSONObject();
        BufferedWriter writer = null;
        File file = new File(desktopDir + "all_freeip.json");
        //如果文件不存在，则新建一个
        if(!file.exists()){
            try {
                file.createNewFile();
            } catch (IOException e) {
                e.printStackTrace();
            }
        }
        //写入
        try {
            writer = new BufferedWriter(new OutputStreamWriter(new FileOutputStream(file,false), "UTF-8"));
            writer.write(jsonObject.toJSONString(ips));
        } catch (IOException e) {
            e.printStackTrace();
        }finally {
            try {
                if(writer != null){
                    writer.close();
                }
            } catch (IOException e) {
                e.printStackTrace();
            }
        }
        logger.info("json文件写入成功！");

import java.io.IOException;

import com.qiniu.common.QiniuException;
import com.qiniu.common.Zone;
import com.qiniu.http.Response;
import com.qiniu.storage.Configuration;
import com.qiniu.storage.UploadManager;
import com.qiniu.util.Auth;
import com.qiniu.util.StringMap;
import org.slf4j.Logger;
import org.slf4j.LoggerFactory;


public class QiniuUploadQuartz {
    private Logger logger = LoggerFactory.getLogger(this.getClass());

    public static final String ACCESS_KEY = "xxxxxx";  //你的access_key
    public static final String SECRET_KEY = "xxxxxx";  //你的secret_key
    public static final String BUCKET_NAME = "xxxxxx";   //要上传的空间

    //本地路径
    String desktopDir = System.getProperty("user.home") + "\Desktop\";

    //上传到七牛后保存的文件名
    String key = "all_freeip.json";
    //上传文件的路径
    String FilePath = desktopDir + "all_freeip.json";  //本地要上传文件路径

    //密钥配置
    Auth auth = Auth.create(ACCESS_KEY, SECRET_KEY);
    // 构造一个带指定Zone对象的配置类
    Configuration cfg = new Configuration(Zone.zone2());
    //创建上传对象
    UploadManager uploadManager = new UploadManager(cfg);

    public String getUpToken(){
//	      return auth.uploadToken(bucketname);
        //:，表示只允许用户上传指定key的文件。在这种格式下文件默认允许“修改”，已存在同名资源则会被本次覆盖。
        //如果希望只能上传指定key的文件，并且不允许修改，那么可以将下面的 insertonly 属性值设为 1。
        //第三个参数是token的过期时间
        return auth.uploadToken(BUCKET_NAME, key, 3600, new StringMap().put("insertOnly", 0 ));
    }

    public void upload() throws IOException{
        try {
            //调用put方法上传
            Response res = uploadManager.put(FilePath, key, getUpToken());
            //打印返回的信息
            System.out.println(res.bodyString());
        } catch (QiniuException e) {
            Response r = e.response;
            // 请求失败时打印的异常的信息
            logger.info(r.toString());
            try {
                //响应的文本信息
                logger.info(r.bodyString());
            } catch (QiniuException e1) {
                //ignore
            }
        }
    }

    public static void main(String args[]) throws IOException {
        new QiniuUploadQuartz().upload();
    }
}