/**

*

* 直接指定压缩后的宽高：

* @param oldFile

* 要进行压缩的文件

* @param width

* 压缩后的宽度

* @param height

* 压缩后的高度

* @return 返回压缩后的文件的全路径

*/

public static File zipImageFile(File oldFile, int width, int height) {

if (oldFile == null) {

return null;

}

File newImage = null;

try {

/** 对服务器上的临时文件进行处理 */

Image srcFile = ImageIO.read(oldFile);

/** 宽,高设定 */

BufferedImage tag = new BufferedImage(width, height,BufferedImage.TYPE_INT_RGB);

tag.getGraphics().drawImage(srcFile, 0, 0, width, height, null);

/** 压缩后的文件名 可以再自定义 */

newImage = oldFile;

/** 压缩之后临时存放位置 */

FileOutputStream out = new FileOutputStream(newImage);

JPEGImageEncoder encoder = JPEGCodec.createJPEGEncoder(out);

JPEGEncodeParam jep = JPEGCodec.getDefaultJPEGEncodeParam(tag);

/** 压缩质量 */

jep.setQuality(90, true);

encoder.encode(tag, jep);

out.close();

} catch (FileNotFoundException e) {

e.printStackTrace();

} catch (IOException e) {

e.printStackTrace();

}

return newImage;

}

/**

* 方法描述 上传图片

*/

public void uploadImage() {

long beginTime = System.currentTimeMillis();

HttpServletResponse response = ServletActionContext.getResponse();

try {

response.setContentType("text/html;charset=UTF-8");

response.setCharacterEncoding("utf-8");

ResultMsg msg = new ResultMsg();

FileInputStream fis = null;

OutputStream outputStream = null;

try {

String tempPath = "/upload/wechatshake/"+ getUserInfoSession().getAccount()+ "/";

// 生成上传文件

String path = ServletActionContext.getServletContext().getRealPath(tempPath)+"/";

File dir = new File(path);

if (!dir.exists()) {// 判断目录是否存在，否则创建

dir.mkdirs();

}

File file = ImageUtil.zipImageFile(getImage(),140,140); //压缩图片

if (file != null) {

Random random = new Random();

String saveUploadFileName = "upload"

+ System.currentTimeMillis()+ random.nextInt(1000)

+ imageFileName.substring(imageFileName.lastIndexOf("."),imageFileName.length());

fis = new FileInputStream(file);

outputStream = new FileOutputStream(new File(path,saveUploadFileName));

//byte[] buffer = new byte[1024];

int len = 0;

while ((len=fis.read())!=-1) {

outputStream.write(len);

}

//将图片上传到微信端

UserInfoWechat userInfoWechat = iUserInfoWechatServic.getByUser(getUserInfoSession().getId());

String token = iWeixinService.getAccessToken(userInfoWechat);

Material material = new Material();

material.setType("icon");

material.setMedia(tempPath+saveUploadFileName);

material = iWxActivityService.uploadMaterial(material, token);

logger.info("上传图片微信接口返回数据:"+material);

if(null != material){

List list = new ArrayList();

list.add(material.getData().getPic_url());

msg.setDataList(list);

msg.setCode("0");

}else {

msg.setCode("1");

msg.setDesc("发布失败");

}

msg.setDesc(SUCCESS);

}

} catch (Exception e) {

error("上传文件失败", e);

msg.setCode("1");

msg.setDesc(ERROR);

} finally {

try {

if(fis!=null){fis.close();}

if(outputStream!=null){outputStream.close();}

} catch (IOException e) {

e.printStackTrace();

}

writeResult(msg);

}

} catch (Exception e) {

error("上传文件失败", e);

} finally {

printTime(beginTime, getClass(), "uploadImage");

}

}