FastDFS工具类

package com.taotao.util;

import org.csource.common.NameValuePair;
import org.csource.fastdfs.ClientGlobal;
import org.csource.fastdfs.StorageClient1;
import org.csource.fastdfs.StorageServer;
import org.csource.fastdfs.TrackerClient;
import org.csource.fastdfs.TrackerServer;

/**
 * FastDFS工具类
 */
public class FastDFSClient {

	private TrackerClient trackerClient = null;
	private TrackerServer trackerServer = null;
	private StorageServer storageServer = null;
	private StorageClient1 storageClient = null;

	public FastDFSClient(String conf,Class c) throws Exception {
		if (conf.contains("classpath:")) {
			conf = conf.replace("classpath:", c.getResource("/").getPath());
		}
		ClientGlobal.init(conf);
		trackerClient = new TrackerClient();
		trackerServer = trackerClient.getConnection();
		storageServer = null;
		storageClient = new StorageClient1(trackerServer, storageServer);
	}

	/**
	 * 上传文件方法
	 * 
Title: uploadFile
	 * 
Description: 
	 * @param fileName 文件全路径
	 * @param extName 文件扩展名，不包含（.）
	 * @param metas 文件扩展信息
	 * @return
	 * @throws Exception
	 */
	public String uploadFile(String fileName, String extName, NameValuePair[] metas) throws Exception {
		String result = storageClient.upload_file1(fileName, extName, metas);
		return result;
	}

	public String uploadFile(String fileName) throws Exception {
		return uploadFile(fileName, null, null);
	}

	public String uploadFile(String fileName, String extName) throws Exception {
		return uploadFile(fileName, extName, null);
	}

	/**
	 * 上传文件方法
	 * 
Title: uploadFile
	 * 
Description: 
	 * @param fileContent 文件的内容，字节数组
	 * @param extName 文件扩展名
	 * @param metas 文件扩展信息
	 * @return
	 * @throws Exception
	 */
	public String uploadFile(byte[] fileContent, String extName, NameValuePair[] metas) throws Exception {

		String result = storageClient.upload_file1(fileContent, extName, metas);
		return result;
	}

	public String uploadFile(byte[] fileContent) throws Exception {
		return uploadFile(fileContent, null, null);
	}

	public String uploadFile(byte[] fileContent, String extName) throws Exception {
		return uploadFile(fileContent, extName, null);
	}
}

package com.taotao.controller;

import com.taotao.common.util.JsonUtils;
import com.taotao.util.FastDFSClient;
import org.springframework.beans.factory.annotation.Value;
import org.springframework.stereotype.Controller;
import org.springframework.web.bind.annotation.RequestMapping;
import org.springframework.web.bind.annotation.ResponseBody;
import org.springframework.web.multipart.MultipartFile;

import java.util.HashMap;
import java.util.Map;

/**
 * 图片上传Controller
 */
@Controller
public class PictureController {

	@Value("${IMAGE_SERVER_URL}")
	private String IMAGE_SERVER_URL;


	/**
	 * 上传文件
	 *
	 * @param uploadFile 上传的文件
	 * @return
	 */
	@RequestMapping("/pic/upload")
	@ResponseBody
	public String picUpload(MultipartFile uploadFile) {
		//接收上传的文件
		//取扩展名
		String originalFilename = uploadFile.getOriginalFilename();
		String extName = originalFilename.substring(originalFilename.lastIndexOf(".") + 1);
		//上传到图片服务器
		try {

			FastDFSClient fastDFSClient = new FastDFSClient("classpath:config/fastDFSClient.properties",this.getClass());
			String url = fastDFSClient.uploadFile(uploadFile.getBytes(), extName);
			//拼接完整的图片url ip+图片地址
			url = IMAGE_SERVER_URL + url;
			//相应上传图片的url
			Map
 
   result = new HashMap<>();
			result.put("error", 0);
			result.put("url", url);

			//这里考虑到浏览器兼容性问题,不直接返回map,而是先将map转换成json字符串返回
			String resultStr = JsonUtils.objectToJson(result);
			return resultStr;
		} catch (Exception e) {
			e.printStackTrace();
			Map
  
    result = new HashMap<>(); result.put("error", 1); result.put("message", "图片上传失败"); //这里考虑到浏览器兼容性问题,不直接返回map,而是先将map转换成json字符串返回 String resultStr = JsonUtils.objectToJson(result); return resultStr; } } }