【移動應用開發(fā)技術】Android如何實現(xiàn)頭像上傳功能

【移動應用開發(fā)技術】Android如何實現(xiàn)頭像上傳功能

這篇文章將為大家詳細講解有關Android如何實現(xiàn)頭像上傳功能，在下覺得挺實用的，因此分享給大家做個參考，希望大家閱讀完這篇文章后可以有所收獲。效果圖首先看上傳圖片的工具類，一點都沒有少復制就可以用**

*

Created

by

Administrator

on

2016/7/28.

*

上傳圖片工具類

*/

public

class

UploadUtil

{

private

static

UploadUtil

uploadUtil;

private

static

final

String

BOUNDARY

=

UUID.randomUUID().toString();

//

邊界標識

隨機生成

private

static

final

String

PREFIX

=

"--";

private

static

final

String

LINE_END

=

"\r\n";

private

static

final

String

CONTENT_TYPE

=

"multipart/form-data";

//

內(nèi)容類型

private

UploadUtil()

{

}

/**

*

單例模式獲取上傳工具類

*

*

@return

*/

public

static

UploadUtil

getInstance()

{

if

(null

==

uploadUtil)

{

uploadUtil

=

new

UploadUtil();

}

return

uploadUtil;

}

private

static

final

String

TAG

=

"UploadUtil";

private

int

readTimeOut

=

10

*

1000;

//

讀取超時

private

int

connectTimeout

=

10

*

1000;

//

超時時間

/***

*

請求使用多長時間

*/

private

static

int

requestTime

=

0;

private

static

final

String

CHARSET

=

"utf-8";

//

設置編碼

/***

*

上傳成功

*/

public

static

final

int

UPLOAD_SUCCESS_CODE

=

1;

/**

*

文件不存在

*/

public

static

final

int

UPLOAD_FILE_NOT_EXISTS_CODE

=

2;

/**

*

服務器出錯

*/

public

static

final

int

UPLOAD_SERVER_ERROR_CODE

=

3;

protected

static

final

int

WHAT_TO_UPLOAD

=

1;

protected

static

final

int

WHAT_UPLOAD_DONE

=

2;

/**

*

android上傳文件到服務器

*

*

@param

filePath

需要上傳的文件的路徑

*

@param

fileKey

在網(wǎng)頁上<input

type=file

name=xxx/>

xxx就是這里的fileKey

*

@param

RequestURL

請求的URL

*/

public

void

uploadFile(String

filePath,

String

fileKey,

String

RequestURL,

Map<String,

String>

param)

{

if

(filePath

==

null)

{

sendMessage(UPLOAD_FILE_NOT_EXISTS_CODE,

"文件不存在");

return;

}

try

{

File

file

=

new

File(filePath);

uploadFile(file,

fileKey,

RequestURL,

param);

}

catch

(Exception

e)

{

sendMessage(UPLOAD_FILE_NOT_EXISTS_CODE,

"文件不存在");

e.printStackTrace();

return;

}

}

/**

*

android上傳文件到服務器

*

*

@param

file

需要上傳的文件

*

@param

fileKey

在網(wǎng)頁上<input

type=file

name=xxx/>

xxx就是這里的fileKey

*

@param

RequestURL

請求的URL

*/

public

void

uploadFile(final

File

file,

final

String

fileKey,

final

String

RequestURL,

final

Map<String,

String>

param)

{

if

(file

==

null

||

(!file.exists()))

{

sendMessage(UPLOAD_FILE_NOT_EXISTS_CODE,

"文件不存在");

return;

}

Log.i(TAG,

"請求的URL="

+

RequestURL);

Log.i(TAG,

"請求的fileName="

+

file.getName());

Log.i(TAG,

"請求的fileKey="

+

fileKey);

new

Thread(new

Runnable()

{

//開啟線程上傳文件

@Override

public

void

run()

{

toUploadFile(file,

fileKey,

RequestURL,

param);

}

}).start();

}

private

void

toUploadFile(File

file,

String

fileKey,

String

RequestURL,

Map<String,

String>

param)

{

String

result

=

null;

requestTime

=

0;

long

requestTime

=

System.currentTimeMillis();

long

responseTime

=

0;

try

{

URL

url

=

new

URL(RequestURL);

HttpURLConnection

conn

=

(HttpURLConnection)

url.openConnection();

conn.setReadTimeout(readTimeOut);

conn.setConnectTimeout(connectTimeout);

conn.setDoInput(true);

//

允許輸入流

conn.setDoOutput(true);

//

允許輸出流

conn.setUseCaches(false);

//

不允許使用緩存

conn.setRequestMethod("POST");

//

請求方式

conn.setRequestProperty("Charset",

CHARSET);

//

設置編碼

conn.setRequestProperty("connection",

"keep-alive");

conn.setRequestProperty("user-agent",

"Mozilla/4.0

(compatible;

MSIE

6.0;

Windows

NT

5.1;

SV1)");

conn.setRequestProperty("Content-Type",

CONTENT_TYPE

+

";boundary="

+

BOUNDARY);

//

conn.setRequestProperty("Content-Type",

"application/x-www-form-urlencoded");

/**

*

當文件不為空，把文件包裝并且上傳

*/

DataOutputStream

dos

=

new

DataOutputStream(conn.getOutputStream());

StringBuffer

sb

=

null;

String

params

=

"";

/***

*

以下是用于上傳參數(shù)

*/

if

(param

!=

null

&&

param.size()

>

0)

{

Iterator<String>

it

=

param.keySet().iterator();

while

(it.hasNext())

{

sb

=

null;

sb

=

new

StringBuffer();

String

key

=

it.next();

String

value

=

param.get(key);

sb.append(PREFIX).append(BOUNDARY).append(LINE_END);

sb.append("Content-Disposition:

form-data;

name=\"").append(key).append("\"").append(LINE_END).append(LINE_END);

sb.append(value).append(LINE_END);

params

=

sb.toString();

Log.i(TAG,

key

+

"="

+

params

+

"##");

dos.write(params.getBytes());

//

dos.flush();

}

}

sb

=

null;

params

=

null;

sb

=

new

StringBuffer();

/**

*

這里重點注意：

name里面的值為服務器端需要key

只有這個key

才可以得到對應的文件

*

filename是文件的名字，包含后綴名的

比如:abc.png

*/

sb.append(PREFIX).append(BOUNDARY).append(LINE_END);

sb.append("Content-Disposition:form-data;

name=\""

+

fileKey

+

"\";

filename=\""

+

file.getName()

+

"\""

+

LINE_END);

sb.append("Content-Type:image/pjpeg"

+

LINE_END);

//

這里配置的Content-type很重要的

，用于服務器端辨別文件的類型的

sb.append(LINE_END);

params

=

sb.toString();

sb

=

null;

Log.i(TAG,

file.getName()

+

"="

+

params

+

"##");

dos.write(params.getBytes());

/**上傳文件*/

InputStream

is

=

new

FileInputStream(file);

onUploadProcessListener.initUpload((int)

file.length());

byte[]

bytes

=

new

byte[1024];

int

len

=

0;

int

curLen

=

0;

while

((len

=

is.read(bytes))

!=

-1)

{

curLen

+=

len;

dos.write(bytes,

0,

len);

onUploadProcessListener.onUploadProcess(curLen);

}

is.close();

dos.write(LINE_END.getBytes());

byte[]

end_data

=

(PREFIX

+

BOUNDARY

+

PREFIX

+

LINE_END).getBytes();

dos.write(end_data);

dos.flush();

//

//

dos.write(tempOutputStream.toByteArray());

/**

*

獲取響應碼

200=成功

當響應成功，獲取響應的流

*/

int

res

=

conn.getResponseCode();

responseTime

=

System.currentTimeMillis();

this.requestTime

=

(int)

((responseTime

-

requestTime)

/

1000);

Log.e(TAG,

"response

code:"

+

res);

if

(res

==

200)

{

Log.e(TAG,

"request

success");

InputStream

input

=

conn.getInputStream();

StringBuffer

sb1

=

new

StringBuffer();

int

ss;

while

((ss

=

input.read())

!=

-1)

{

sb1.append((char)

ss);

}

String

s

=

sb1.toString();

result

=

s;

Log.e(TAG,

"result

:

"

+

result);

sendMessage(UPLOAD_SUCCESS_CODE,

"上傳結(jié)果："

+

result);

return;

}

else

{

Log.e(TAG,

"request

error"

+

res);

sendMessage(UPLOAD_SERVER_ERROR_CODE,

"上傳失?。篶ode="

+

res);

return;

}

}

catch

(MalformedURLException

e)

{

sendMessage(UPLOAD_SERVER_ERROR_CODE,

"上傳失?。篹rror="

+

e.getMessage());

e.printStackTrace();

return;

}

catch

(IOException

e)

{

sendMessage(UPLOAD_SERVER_ERROR_CODE,

"上傳失?。篹rror="

+

e.getMessage());

e.printStackTrace();

return;

}

}

/**

*

發(fā)送上傳結(jié)果

*

*

@param

responseCode

*

@param

responseMessage

*/

private

void

sendMessage(int

responseCode,

String

responseMessage)

{

onUploadProcessListener.onUploadDone(responseCode,

responseMessage);

}

/**

*

下面是一個自定義的回調(diào)函數(shù)，用到回調(diào)上傳文件是否完成

*

*

@author

shimingzheng

*/

public

static

interface

OnUploadProcessListener

{

/**

*

上傳響應

*

*

@param

responseCode

*

@param

message

*/

void

onUploadDone(int

responseCode,

String

message);

/**

*

上傳中

*

*

@param

uploadSize

*/

void

onUploadProcess(int

uploadSize);

/**

*

準備上傳

*

*

@param

fileSize

*/

void

initUpload(int

fileSize);

}

private

OnUploadProcessListener

onUploadProcessListener;

public

void

setOnUploadProcessListener(

OnUploadProcessListener

onUploadProcessListener)

{

this.onUploadProcessListener

=

onUploadProcessListener;

}

public

int

getReadTimeOut()

{

return

readTimeOut;

}

public

void

setReadTimeOut(int

readTimeOut)

{

this.readTimeOut

=

readTimeOut;

}

public

int

getConnectTimeout()

{

return

connectTimeout;

}

public

void

setConnectTimeout(int

connectTimeout)

{

this.connectTimeout

=

connectTimeout;

}

/**

*

獲取上傳使用的時間

*

*

@return

*/

public

static

int

getRequestTime()

{

return

requestTime;

}

public

static

interface

uploadProcessListener

{

}

/**

*

將Bitmap轉(zhuǎn)換成文件

*

保存文件

*

*

@param

bm

*

@param

fileName

*

@throws

IOException

*/

public

static

File

saveFile(Bitmap

bm,

String

path,

String

fileName)

throws

IOException

{

File

dirFile

=

new

File(path);

if

(!dirFile.exists())

{

dirFile.mkdir();

}

File

myCaptureFile

=

new

File(path,

fileName);

BufferedOutputStream

bos

=

new

BufferedOutputStream(new

FileOutputStream(myCaptureFile));

press(Bitmap.CompressFormat.JPEG,

80,

bos);

bos.flush();

bos.close();

return

myCaptureFile;

}

}從相冊獲取圖片的方法/**

*

從相冊選擇圖片來源

*/

private

void

getPhoto()

{

Intent

intent

=

new

Intent(Intent.ACTION_PICK,

vider.MediaStore.Images.Media.EXTERNAL_CONTENT_URI);

intent.setDataAndType(MediaStore.Images.Media.EXTERNAL_CONTENT_URI,

"image/*");

startActivityForResult(intent,

PHOTO_REQUEST);

}從系統(tǒng)相機拍照獲取照片/**

*

從系統(tǒng)相機選擇圖片來源

*/

private

void

getCamera()

{

Intent

intent

=

new

Intent(MediaStore.ACTION_IMAGE_CAPTURE);

//

下面這句指定調(diào)用相機拍照后的照片存儲的路徑

intent.putExtra(MediaStore.EXTRA_OUTPUT,

Uri.fromFile(new

File(

Environment.getExternalStorageDirectory(),

"hand.jpg")));

startActivityForResult(intent,

CAMERA_REQUEST);

}調(diào)用系統(tǒng)裁剪工具裁剪圖片/****

*

調(diào)用系統(tǒng)自帶切圖工具對圖片進行裁剪

*

微信也是

*

*

@param

uri

*/

private

void

photoClip(Uri

uri)

{

//

調(diào)用系統(tǒng)中自帶的圖片剪裁

Intent

intent

=

new

Intent("com.android.camera.action.CROP");

intent.setDataAndType(uri,

"image/*");

//

下面這個crop=true是設置在開啟的Intent中設置顯示的VIEW可裁剪

intent.putExtra("crop",

"true");

//

aspectX

aspectY

是寬高的比例

intent.putExtra("aspectX",

1);

intent.putExtra("aspectY",

1);

//

outputX

outputY

是裁剪圖片寬高

intent.putExtra("outputX",

150);

intent.putExtra("outputY",

150);

intent.putExtra("return-data",

true);

startActivityForResult(intent,

PHOTO_CLIP);

}上傳服務器的方法/**

*

上傳圖片到服務器

*/

private

void

toUploadFile()

{

pd

=

ProgressDialog.show(this,

"",

"正在上傳文件...");

pd.show();

String

fileKey

=

"avatarFile";

UploadUtil

uploadUtil

=

UploadUtil.getInstance();

uploadUtil.setOnUploadProcessListener(MainActivity.this);

//設置監(jiān)聽器監(jiān)聽上傳狀態(tài)

Map<String,

String>

params

=

new

HashMap<String,

String>();//上傳map對象

params.put("userId",

"");

uploadUtil.uploadFile(filepath,

fileKey,

"上傳頭像的地址",

params);

Toast.makeText(this,

"上傳成功",

Toast.LENGTH_LONG).show();

}重新服務器響應方法/**

*

上傳服務器響應回調(diào)

*/

@Override

public

void

onUploadDone(int

responseCode,

String

message)

{

//上傳完成響應

pd.dismiss();

Message

msg

=

Message.obtain();

msg.what

=

UPLOAD_FILE_DONE;

msg.arg1

=

responseCode;

msg.obj

=

message;

}

@Override

public

void

onUploadProcess(int

uploadSize)

{

//上傳中

Message

msg

=

Message.obtain();

msg.what

=

UPLOAD_IN_PROCESS;

msg.arg1

=

uploadSize;

}

@Override

public

void

initUpload(int

fileSize)

{

//準備上傳

Message

msg

=

Message.obtain();

msg.what

=

UPLOAD_INIT_PROCESS;

msg.arg1

=

fileSize;

}重寫這些方法需要實現(xiàn)接口public

class

MainActivity

extends

AppCompatActivity

implements

View.OnClickListener,

Uploa