/**
* 下载图片
*
* @param url 图片的Url
* @param context 上下文
* @param savePath 保存路径 （目录）为空表示不保存
* @param imagefile 图片文件名称 如果为空则以url的图片名称做文件名称 只接受 .png和.jpg后缀路径
* @param callback 回调
* @return
*/
public static CustomRunnable<String, LoadImageRespone> downLoadImage(
String url,
final Context context,
String savePath,
final String imagefileName,
final DownloadCallback callback) {
if (url == null) {
return null;
}
CustomRunnable<String, LoadImageRespone> customRunnable =
new CustomRunnable<String, LoadImageRespone>(new String[] {url, savePath}) {
@Override
public LoadImageRespone executeTask(String... param) {
String uri = param[0];
if (uri == null) {
return new LoadImageRespone();
}
String savePath = null;
if (param.length > 1) {
savePath = param[1];
}
DefaultHttpClient client = new DefaultHttpClient();
HttpParams httParams = client.getParams();
HttpConnectionParams.setConnectionTimeout(httParams, 20000);
HttpConnectionParams.setSoTimeout(httParams, 20000);
HttpProtocolParams.setContentCharset(httParams, HTTP.UTF_8);
HttpProtocolParams.setUseExpectContinue(httParams, false);
if (OrongApplication.cookieStore != null) {
client.setCookieStore(OrongApplication.cookieStore);
}
HttpGet get = new HttpGet(uri);
LoadImageRespone respone = null;
try {
HttpResponse responese = client.execute(get);
int responeseCode = responese.getStatusLine().getStatusCode();
if (responeseCode == HttpStatus.SC_OK) {
HttpEntity httpentity = responese.getEntity();
InputStream imStream = httpentity.getContent();
Bitmap bitmap = BitmapFactory.decodeStream(imStream);
respone = new LoadImageRespone(bitmap);
if (savePath != null) {
File dire = FileUitls.createDirectory(context, savePath);
if (dire.exists()) {
String fileName = null;
if (imagefileName != null
&& (imagefileName.endsWith(".jpg") || imagefileName.endsWith(".png"))) {
fileName = "/" + imagefileName;
} else {
fileName = uri.substring(uri.lastIndexOf("/"));
}
File file = new File(dire + fileName);
if (!file.exists()) {
file.createNewFile();
FileOutputStream out = new FileOutputStream(file);
if (bitmap != null) {
bitmap.compress(Bitmap.CompressFormat.JPEG, 100, out);
}
out.flush();
out.close();
}
respone.setFileSavePath(file);
}
}
}
} catch (ClientProtocolException e) {
e.printStackTrace();
} catch (IOException e) {
// TODO Auto-generated catch block
e.printStackTrace();
}
return respone;
}
@Override
public void beforTask() {
// TODO Auto-generated method stub
callback.beforeDownload();
super.beforTask();
}
@Override
public void afterTask(LoadImageRespone result) {
callback.loadCompleteCallback(result);
super.afterTask(result);
}
};
ThreadPoolService.execute(customRunnable);
return customRunnable;
}
public static CustomRunnable<?, ?> imageUpload(UpLoadDatas datas, final UploadCallback callback) {
CustomRunnable<UpLoadDatas, String> customRunnable =
new CustomRunnable<UpLoadDatas, String>(datas) {
@Override
public String executeTask(UpLoadDatas... param) {
UpLoadDatas upLoadDatas = param[0];
DefaultHttpClient httpclient = new DefaultHttpClient();
HttpParams httParams = httpclient.getParams();
HttpConnectionParams.setConnectionTimeout(httParams, 20000);
HttpConnectionParams.setSoTimeout(httParams, 20000);
HttpProtocolParams.setContentCharset(httParams, HTTP.UTF_8);
HttpProtocolParams.setUseExpectContinue(httParams, false);
if (OrongApplication.cookieStore != null) {
httpclient.setCookieStore(OrongApplication.cookieStore);
}
// 设置通信协议版本
httpclient
.getParams()
.setParameter(CoreProtocolPNames.PROTOCOL_VERSION, HttpVersion.HTTP_1_1);
HttpPost httppost = new HttpPost(upLoadDatas.getUrl());
File file = upLoadDatas.getImageFile();
MultipartEntity mpEntity = new MultipartEntity(); // 文件传输
ContentBody cbFile = new FileBody(file);
StringBody imageStr = null;
StringBody mothodStr = null;
ArrayList<BasicNameValuePair> paramList = upLoadDatas.getParamList();
try {
imageStr = new StringBody("image");
mpEntity.addPart("upType", imageStr);
if (paramList != null) {
for (BasicNameValuePair valuePair : paramList) {
mpEntity.addPart(valuePair.getName(), new StringBody(valuePair.getValue()));
}
}
} catch (UnsupportedEncodingException e1) {
// TODO Auto-generated catch block
e1.printStackTrace();
}
mpEntity.addPart("fileData", cbFile);
// mpEntity.addPart(file.getName(), cbFile); // <input
// type="file"
// name="userfile"
// /> 对应的
System.out.println(file.getName());
httppost.setEntity(mpEntity);
HttpResponse responese;
String result = null;
try {
responese = httpclient.execute(httppost);
int responeseCode = responese.getStatusLine().getStatusCode();
if (responeseCode == HttpStatus.SC_OK) {
result = EntityUtils.toString(responese.getEntity(), HTTP.UTF_8);
System.out.println(result);
return result;
} else if (399 < responeseCode && responeseCode < 500) { // 请求无响应拒绝等
return String.valueOf(Constant.NO_RESPONSE);
} else if (500 <= responeseCode && responeseCode < 600) { // 服务器出错出现异常
return String.valueOf(Constant.S_EXCEPTION);
} else { // 其它异常
return String.valueOf(Constant.RESPONESE_EXCEPTION);
}
} catch (ClientProtocolException e) {
// TODO Auto-generated catch block
e.printStackTrace();
} catch (ConnectTimeoutException e) {
e.printStackTrace();
return String.valueOf(Constant.TIMEOUT);
} catch (UnknownHostException e) {
// 网络状态是否可用
if (!NetUtils.isHasNet(upLoadDatas.getContext())) {
return String.valueOf(Constant.NO_NETWORK); // 无可用网络
} else {
e.printStackTrace();
return String.valueOf(Constant.RESPONESE_EXCEPTION);
}
} catch (IOException e) {
e.printStackTrace();
return String.valueOf(Constant.RESPONESE_EXCEPTION);
}
httpclient.getConnectionManager().shutdown();
return result;
}
@Override
public void beforTask() {
// TODO Auto-generated method stub
callback.beforeUpload();
super.beforTask();
}
@Override
public void afterTask(String result) {
callback.afterUpload(result);
super.afterTask(result);
}
};
ThreadPoolService.execute(customRunnable);
return customRunnable;
}
