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  • android选择图片或拍照图片上传到服务器(包括上传参数)

    From:http://blog.csdn.net/springsky_/article/details/8213898
    具体上传代码:

    1.选择图片和上传界面,包括上传完成和异常的回调监听

    [java] view plaincopy
     
    package com.spring.sky.image.upload;  
      
      
    import java.util.HashMap;  
    import java.util.Map;  
      
    import android.app.Activity;  
    import android.app.ProgressDialog;  
    import android.content.Intent;  
    import android.graphics.Bitmap;  
    import android.graphics.BitmapFactory;  
    import android.os.Bundle;  
    import android.os.Handler;  
    import android.os.Message;  
    import android.util.Log;  
    import android.view.View;  
    import android.view.View.OnClickListener;  
    import android.widget.Button;  
    import android.widget.ImageView;  
    import android.widget.ProgressBar;  
    import android.widget.TextView;  
    import android.widget.Toast;  
      
    import com.spring.sky.image.upload.network.UploadUtil;  
    import com.spring.sky.image.upload.network.UploadUtil.OnUploadProcessListener;  
    /** 
     * @author spring sky<br> 
     * Email :vipa1888@163.com<br> 
     * QQ: 840950105<br> 
     * 说明:主要用于选择文件和上传文件操作 
     */  
    public class MainActivity extends Activity implements OnClickListener,OnUploadProcessListener{  
        private static final String TAG = "uploadImage";  
          
        /** 
         * 去上传文件 
         */  
        protected static final int TO_UPLOAD_FILE = 1;    
        /** 
         * 上传文件响应 
         */  
        protected static final int UPLOAD_FILE_DONE = 2;  //  
        /** 
         * 选择文件 
         */  
        public static final int TO_SELECT_PHOTO = 3;  
        /** 
         * 上传初始化 
         */  
        private static final int UPLOAD_INIT_PROCESS = 4;  
        /** 
         * 上传中 
         */  
        private static final int UPLOAD_IN_PROCESS = 5;  
        /*** 
         * 这里的这个URL是我服务器的javaEE环境URL 
         */  
        private static String requestURL = "http://192.168.10.160:8080/fileUpload/p/file!upload";  
        private Button selectButton,uploadButton;  
        private ImageView imageView;  
        private TextView uploadImageResult;  
        private ProgressBar progressBar;  
          
        private String picPath = null;  
        private ProgressDialog progressDialog;  
          
        /** Called when the activity is first created. */  
        @Override  
        public void onCreate(Bundle savedInstanceState) {  
            super.onCreate(savedInstanceState);  
            setContentView(R.layout.main);  
            initView();  
        }  
          
        /** 
         * 初始化数据 
         */  
        private void initView() {  
            selectButton = (Button) this.findViewById(R.id.selectImage);  
            uploadButton = (Button) this.findViewById(R.id.uploadImage);  
            selectButton.setOnClickListener(this);  
            uploadButton.setOnClickListener(this);  
            imageView = (ImageView) this.findViewById(R.id.imageView);  
            uploadImageResult = (TextView) findViewById(R.id.uploadImageResult);  
            progressDialog = new ProgressDialog(this);  
            progressBar = (ProgressBar) findViewById(R.id.progressBar1);  
        }  
      
        @Override  
        public void onClick(View v) {  
            switch (v.getId()) {  
            case R.id.selectImage:  
                Intent intent = new Intent(this,SelectPicActivity.class);  
                startActivityForResult(intent, TO_SELECT_PHOTO);  
                break;  
            case R.id.uploadImage:  
                if(picPath!=null)  
                {  
                    handler.sendEmptyMessage(TO_UPLOAD_FILE);  
                }else{  
                    Toast.makeText(this, "上传的文件路径出错", Toast.LENGTH_LONG).show();  
                }  
                break;  
            default:  
                break;  
            }  
        }  
      
        @Override  
        protected void onActivityResult(int requestCode, int resultCode, Intent data) {  
            if(resultCode==Activity.RESULT_OK && requestCode == TO_SELECT_PHOTO)  
            {  
                picPath = data.getStringExtra(SelectPicActivity.KEY_PHOTO_PATH);  
                Log.i(TAG, "最终选择的图片="+picPath);  
                Bitmap bm = BitmapFactory.decodeFile(picPath);  
                imageView.setImageBitmap(bm);  
            }  
            super.onActivityResult(requestCode, resultCode, data);  
        }  
          
      
        /** 
         * 上传服务器响应回调 
         */  
        @Override  
        public void onUploadDone(int responseCode, String message) {  
            progressDialog.dismiss();  
            Message msg = Message.obtain();  
            msg.what = UPLOAD_FILE_DONE;  
            msg.arg1 = responseCode;  
            msg.obj = message;  
            handler.sendMessage(msg);  
        }  
          
        private void toUploadFile()  
        {  
            uploadImageResult.setText("正在上传中...");  
            progressDialog.setMessage("正在上传文件...");  
            progressDialog.show();  
            String fileKey = "pic";  
            UploadUtil uploadUtil = UploadUtil.getInstance();;  
            uploadUtil.setOnUploadProcessListener(this);  //设置监听器监听上传状态  
              
            Map<String, String> params = new HashMap<String, String>();  
            params.put("orderId", "11111");  
            uploadUtil.uploadFile( picPath,fileKey, requestURL,params);  
        }  
          
        private Handler handler = new Handler(){  
            @Override  
            public void handleMessage(Message msg) {  
                switch (msg.what) {  
                case TO_UPLOAD_FILE:  
                    toUploadFile();  
                    break;  
                  
                case UPLOAD_INIT_PROCESS:  
                    progressBar.setMax(msg.arg1);  
                    break;  
                case UPLOAD_IN_PROCESS:  
                    progressBar.setProgress(msg.arg1);  
                    break;  
                case UPLOAD_FILE_DONE:  
                    String result = "响应码:"+msg.arg1+"
    响应信息:"+msg.obj+"
    耗时:"+UploadUtil.getRequestTime()+"秒";  
                    uploadImageResult.setText(result);  
                    break;  
                default:  
                    break;  
                }  
                super.handleMessage(msg);  
            }  
              
        };  
      
        @Override  
        public void onUploadProcess(int uploadSize) {  
            Message msg = Message.obtain();  
            msg.what = UPLOAD_IN_PROCESS;  
            msg.arg1 = uploadSize;  
            handler.sendMessage(msg );  
        }  
      
        @Override  
        public void initUpload(int fileSize) {  
            Message msg = Message.obtain();  
            msg.what = UPLOAD_INIT_PROCESS;  
            msg.arg1 = fileSize;  
            handler.sendMessage(msg );  
        }  
          
    }  
     


    2.选择图片界面,主要涉及两种方式:选择图片和及时拍照图片

    [java] view plaincopy
     
    package com.spring.sky.image.upload;  
      
    import android.app.Activity;  
    import android.content.ContentValues;  
    import android.content.Intent;  
    import android.database.Cursor;  
    import android.net.Uri;  
    import android.os.Bundle;  
    import android.os.Environment;  
    import android.provider.MediaStore;  
    import android.util.Log;  
    import android.view.MotionEvent;  
    import android.view.View;  
    import android.view.View.OnClickListener;  
    import android.widget.Button;  
    import android.widget.LinearLayout;  
    import android.widget.Toast;  
      
    /** 
     * @author spring sky<br> 
     * Email :vipa1888@163.com<br> 
     * QQ: 840950105<br> 
     * @version 创建时间:2012-11-22 上午9:20:03 
     * 说明:主要用于选择文件操作 
     */  
      
    public class SelectPicActivity extends Activity implements OnClickListener{  
      
        /*** 
         * 使用照相机拍照获取图片 
         */  
        public static final int SELECT_PIC_BY_TACK_PHOTO = 1;  
        /*** 
         * 使用相册中的图片 
         */  
        public static final int SELECT_PIC_BY_PICK_PHOTO = 2;  
          
        /*** 
         * 从Intent获取图片路径的KEY 
         */  
        public static final String KEY_PHOTO_PATH = "photo_path";  
          
        private static final String TAG = "SelectPicActivity";  
          
        private LinearLayout dialogLayout;  
        private Button takePhotoBtn,pickPhotoBtn,cancelBtn;  
      
        /**获取到的图片路径*/  
        private String picPath;  
          
        private Intent lastIntent ;  
          
        private Uri photoUri;  
        @Override  
        protected void onCreate(Bundle savedInstanceState) {  
            super.onCreate(savedInstanceState);  
            setContentView(R.layout.select_pic_layout);  
            initView();  
        }  
        /** 
         * 初始化加载View 
         */  
        private void initView() {  
            dialogLayout = (LinearLayout) findViewById(R.id.dialog_layout);  
            dialogLayout.setOnClickListener(this);  
            takePhotoBtn = (Button) findViewById(R.id.btn_take_photo);  
            takePhotoBtn.setOnClickListener(this);  
            pickPhotoBtn = (Button) findViewById(R.id.btn_pick_photo);  
            pickPhotoBtn.setOnClickListener(this);  
            cancelBtn = (Button) findViewById(R.id.btn_cancel);  
            cancelBtn.setOnClickListener(this);  
              
            lastIntent = getIntent();  
        }  
      
        @Override  
        public void onClick(View v) {  
            switch (v.getId()) {  
            case R.id.dialog_layout:  
                finish();  
                break;  
            case R.id.btn_take_photo:  
                takePhoto();  
                break;  
            case R.id.btn_pick_photo:  
                pickPhoto();  
                break;  
            default:  
                finish();  
                break;  
            }  
        }  
      
        /** 
         * 拍照获取图片 
         */  
        private void takePhoto() {  
            //执行拍照前,应该先判断SD卡是否存在  
            String SDState = Environment.getExternalStorageState();  
            if(SDState.equals(Environment.MEDIA_MOUNTED))  
            {  
                  
                Intent intent = new Intent(MediaStore.ACTION_IMAGE_CAPTURE);//"android.media.action.IMAGE_CAPTURE"  
                /*** 
                 * 需要说明一下,以下操作使用照相机拍照,拍照后的图片会存放在相册中的 
                 * 这里使用的这种方式有一个好处就是获取的图片是拍照后的原图 
                 * 如果不实用ContentValues存放照片路径的话,拍照后获取的图片为缩略图不清晰 
                 */  
                ContentValues values = new ContentValues();    
                photoUri = this.getContentResolver().insert(MediaStore.Images.Media.EXTERNAL_CONTENT_URI, values);    
                intent.putExtra(android.provider.MediaStore.EXTRA_OUTPUT, photoUri);  
                /**-----------------*/  
                startActivityForResult(intent, SELECT_PIC_BY_TACK_PHOTO);  
            }else{  
                Toast.makeText(this,"内存卡不存在", Toast.LENGTH_LONG).show();  
            }  
        }  
      
        /*** 
         * 从相册中取图片 
         */  
        private void pickPhoto() {  
            Intent intent = new Intent();  
            intent.setType("image/*");  
            intent.setAction(Intent.ACTION_GET_CONTENT);  
            startActivityForResult(intent, SELECT_PIC_BY_PICK_PHOTO);  
        }  
          
        @Override  
        public boolean onTouchEvent(MotionEvent event) {  
            finish();  
            return super.onTouchEvent(event);  
        }  
          
          
        @Override  
        protected void onActivityResult(int requestCode, int resultCode, Intent data) {  
            if(resultCode == Activity.RESULT_OK)  
            {  
                doPhoto(requestCode,data);  
            }  
            super.onActivityResult(requestCode, resultCode, data);  
        }  
          
        /**  
         * 选择图片后,获取图片的路径  
         * @param requestCode  
         * @param data  
         */  
        private void doPhoto(int requestCode,Intent data)  
        {  
            if(requestCode == SELECT_PIC_BY_PICK_PHOTO )  //从相册取图片,有些手机有异常情况,请注意  
            {  
                if(data == null)  
                {  
                    Toast.makeText(this, "选择图片文件出错", Toast.LENGTH_LONG).show();  
                    return;  
                }  
                photoUri = data.getData();  
                if(photoUri == null )  
                {  
                    Toast.makeText(this, "选择图片文件出错", Toast.LENGTH_LONG).show();  
                    return;  
                }  
            }  
            String[] pojo = {MediaStore.Images.Media.DATA};  
            Cursor cursor = managedQuery(photoUri, pojo, null, null,null);     
            if(cursor != null )  
            {  
                int columnIndex = cursor.getColumnIndexOrThrow(pojo[0]);  
                cursor.moveToFirst();  
                picPath = cursor.getString(columnIndex);  
                cursor.close();  
            }  
            Log.i(TAG, "imagePath = "+picPath);  
            if(picPath != null && ( picPath.endsWith(".png") || picPath.endsWith(".PNG") ||picPath.endsWith(".jpg") ||picPath.endsWith(".JPG")  ))  
            {  
                lastIntent.putExtra(KEY_PHOTO_PATH, picPath);  
                setResult(Activity.RESULT_OK, lastIntent);  
                finish();  
            }else{  
                Toast.makeText(this, "选择图片文件不正确", Toast.LENGTH_LONG).show();  
            }  
        }  
    }  

    3. 上传工具类,主要实现了图片的上传,上传过程的初始化监听和上传完成的监听,还有上传耗时的计算

    [java] view plaincopy
     
    package com.spring.sky.image.upload.network;  
      
    import java.io.DataOutputStream;  
    import java.io.File;  
    import java.io.FileInputStream;  
    import java.io.IOException;  
    import java.io.InputStream;  
    import java.net.HttpURLConnection;  
    import java.net.MalformedURLException;  
    import java.net.URL;  
    import java.util.Iterator;  
    import java.util.Map;  
    import java.util.UUID;  
      
    import android.util.Log;  
      
    /** 
     *  
     * 上传工具类 
     * @author spring sky<br> 
     * Email :vipa1888@163.com<br> 
     * QQ: 840950105<br> 
     * 支持上传文件和参数 
     */  
    public class UploadUtil {  
        private static UploadUtil uploadUtil;  
        private static final String BOUNDARY =  UUID.randomUUID().toString(); // 边界标识 随机生成  
        private static final String PREFIX = "--";  
        private static final String LINE_END = "
    ";  
        private static final String CONTENT_TYPE = "multipart/form-data"; // 内容类型  
        private UploadUtil() {  
      
        }  
      
        /** 
         * 单例模式获取上传工具类 
         * @return 
         */  
        public static UploadUtil getInstance() {  
            if (null == uploadUtil) {  
                uploadUtil = new UploadUtil();  
            }  
            return uploadUtil;  
        }  
      
        private static final String TAG = "UploadUtil";  
        private int readTimeOut = 10 * 1000; // 读取超时  
        private int connectTimeout = 10 * 1000; // 超时时间  
        /*** 
         * 请求使用多长时间 
         */  
        private static int requestTime = 0;  
          
        private static final String CHARSET = "utf-8"; // 设置编码  
      
        /*** 
         * 上传成功 
         */  
        public static final int UPLOAD_SUCCESS_CODE = 1;  
        /** 
         * 文件不存在 
         */  
        public static final int UPLOAD_FILE_NOT_EXISTS_CODE = 2;  
        /** 
         * 服务器出错 
         */  
        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上传文件到服务器 
         *  
         * @param filePath 
         *            需要上传的文件的路径 
         * @param fileKey 
         *            在网页上<input type=file name=xxx/> xxx就是这里的fileKey 
         * @param RequestURL 
         *            请求的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上传文件到服务器 
         *  
         * @param file 
         *            需要上传的文件 
         * @param fileKey 
         *            在网页上<input type=file name=xxx/> xxx就是这里的fileKey 
         * @param RequestURL 
         *            请求的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, "请求的URL=" + RequestURL);  
            Log.i(TAG, "请求的fileName=" + file.getName());  
            Log.i(TAG, "请求的fileKey=" + fileKey);  
            new Thread(new Runnable() {  //开启线程上传文件  
                @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); // 允许输入流  
                conn.setDoOutput(true); // 允许输出流  
                conn.setUseCaches(false); // 不允许使用缓存  
                conn.setRequestMethod("POST"); // 请求方式  
                conn.setRequestProperty("Charset", CHARSET); // 设置编码  
                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");  
                  
                /** 
                 * 当文件不为空,把文件包装并且上传 
                 */  
                DataOutputStream dos = new DataOutputStream(conn.getOutputStream());  
                StringBuffer sb = null;  
                String params = "";  
                  
                /*** 
                 * 以下是用于上传参数 
                 */  
                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();  
                /** 
                 * 这里重点注意: name里面的值为服务器端需要key 只有这个key 才可以得到对应的文件 
                 * filename是文件的名字,包含后缀名的 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); // 这里配置的Content-type很重要的 ,用于服务器端辨别文件的类型的  
                sb.append(LINE_END);  
                params = sb.toString();  
                sb = null;  
                  
                Log.i(TAG, file.getName()+"=" + params+"##");  
                dos.write(params.getBytes());  
                /**上传文件*/  
                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());  
                /** 
                 * 获取响应码 200=成功 当响应成功,获取响应的流 
                 */  
                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);  
                    }  
                    result = sb1.toString();  
                    Log.e(TAG, "result : " + result);  
                    sendMessage(UPLOAD_SUCCESS_CODE, "上传结果:"  
                            + result);  
                    return;  
                } else {  
                    Log.e(TAG, "request error");  
                    sendMessage(UPLOAD_SERVER_ERROR_CODE,"上传失败:code=" + res);  
                    return;  
                }  
            } catch (MalformedURLException e) {  
                sendMessage(UPLOAD_SERVER_ERROR_CODE,"上传失败:error=" + e.getMessage());  
                e.printStackTrace();  
                return;  
            } catch (IOException e) {  
                sendMessage(UPLOAD_SERVER_ERROR_CODE,"上传失败:error=" + e.getMessage());  
                e.printStackTrace();  
                return;  
            }  
        }  
      
        /** 
         * 发送上传结果 
         * @param responseCode 
         * @param responseMessage 
         */  
        private void sendMessage(int responseCode,String responseMessage)  
        {  
            onUploadProcessListener.onUploadDone(responseCode, responseMessage);  
        }  
          
        /** 
         * 下面是一个自定义的回调函数,用到回调上传文件是否完成 
         *  
         * @author shimingzheng 
         *  
         */  
        public static interface OnUploadProcessListener {  
            /** 
             * 上传响应 
             * @param responseCode 
             * @param message 
             */  
            void onUploadDone(int responseCode, String message);  
            /** 
             * 上传中 
             * @param uploadSize 
             */  
            void onUploadProcess(int uploadSize);  
            /** 
             * 准备上传 
             * @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;  
        }  
        /** 
         * 获取上传使用的时间 
         * @return 
         */  
        public static int getRequestTime() {  
            return requestTime;  
        }  
          
        public static interface uploadProcessListener{  
              
        }  
          
          
          
          
    }  


    本文章欢迎转载,但是请保留原连接地址:http://blog.csdn.net/vipa1888/article/details/8213898

    以上代码,我就不详细讲解原理,相关难点注释已经写得很清楚了!分享出来,和大家一起学习!

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  • 原文地址:https://www.cnblogs.com/niray/p/4251321.html
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