Android拍照上传代码样例

1、LoginWindow.java －－登录窗口

 

package com.hemi.rhet;

import com.hemi.rhet.R;

import android.app.Activity;
import android.content.Intent;
import android.os.Bundle;
import android.view.KeyEvent;
import android.view.View;
import android.view.View.OnClickListener;
import android.widget.Button;
import android.widget.CheckBox;
import android.widget.EditText;

public class LoginWindow extends Activity {

    @Override
    public void onCreate(Bundle savedInstanceState) {
        System.out.println("enter LoginWindow.onCreate()!");

        super.onCreate(savedInstanceState);

        setContentView(R.layout.login_window);

        mUserName = (EditText)findViewById(R.id.username);
        mUserPasswd = (EditText)findViewById(R.id.userpasswd);

        cbx_cmwap = (CheckBox) findViewById(R.id.cbx_cmwap);

        loginButton = (Button) findViewById(R.id.login_button);
        exitButton = (Button) findViewById(R.id.exit_button);

        loginBtnListener = new View.OnClickListener() {
            public void onClick(View view) {
                LoginWindow.isCmwap = cbx_cmwap.isChecked();

                if (view == loginButton) {
                    launchFetion();
                } else if(view == exitButton) {
                    finish();
                }
            }
        };

        loginButton.setOnClickListener(loginBtnListener);
        exitButton.setOnClickListener(loginBtnListener);
    }

    private void launchFetion() {
        Intent i = new Intent(this, FuncSelector.class);
        i.putExtra(KEY_LOGIN_NAME, mUserName.getText().toString());
        i.putExtra(KEY_LOGIN_PASSWD, mUserPasswd.getText().toString());
        i.putExtra(KEY_LOGIN_TYPE, cbx_cmwap.isChecked());

        startActivity(i);
    }

    @Override
    public boolean onKeyDown(int keyCode, KeyEvent msg) {
//        System.out.println("enter onKeyDown() in LoginWindow!");
//
//        if (null != loginBtnListener) {
//            View aview = getCurrentFocus();
//            loginBtnListener.onClick(aview);
//        }
        return false;
    }

    private Button loginButton, exitButton;
    private EditText mUserName;
    private EditText mUserPasswd;
    private CheckBox cbx_cmwap;

    private OnClickListener loginBtnListener;

    public static final String KEY_LOGIN_NAME = "login_name";
    public static final String KEY_LOGIN_PASSWD = "login_passwd";
    public static final String KEY_LOGIN_TYPE = "login_type";

    public static boolean isCmwap = false;
}

2. FuncSelector.java －－ 功能模块选择窗口

package com.hemi.rhet;

import java.util.ArrayList;
import java.util.HashMap;

import com.hemi.rhet.R;

import android.app.Activity;
import android.content.Intent;
import android.os.Bundle;
import android.util.Log;
import android.view.Menu;
import android.view.MenuItem;
import android.view.View;
import android.widget.AdapterView;
import android.widget.GridView;
import android.widget.SimpleAdapter;
import android.widget.AdapterView.OnItemClickListener;

public class FuncSelector extends Activity {

    @Override
    public void onCreate(Bundle savedInstanceState) {
        Log.i("info", "enter LoginWindow.onCreate()!");
        super.onCreate(savedInstanceState);

        setContentView(R.layout.func_selector);

        initFuncGrids();
    }

    private void initFuncGrids() {
        GridView funcSeleView = (GridView) findViewById(R.id.func_selector);

        // 生成动态数组，并且转入数据
        ArrayList<HashMap<String, Object>> lstImageItem = new ArrayList<HashMap<String, Object>>();

        HashMap<String, Object> map = new HashMap<String, Object>();
        map.put("ItemImage", R.drawable.photo_upload);          // 添加图像资源的ID
        map.put("ItemText", getString(R.string.photo_upload));  // 按序号做ItemText
        lstImageItem.add(map);

        map = new HashMap<String, Object>();
        map.put("ItemImage", R.drawable.icon);
        map.put("ItemText", getString(R.string.sys_config));
        lstImageItem.add(map);

        for (int i = 1; i <= 10; i++) {
            map = new HashMap<String, Object>();
            map.put("ItemImage", R.drawable.icon);          // 添加图像资源的ID
            map.put("ItemText", "NO." + String.valueOf(i)); // 按序号做ItemText
            lstImageItem.add(map);
        }

        // 生成适配器的ImageItem <====> 动态数组的元素，两者一一对应
        SimpleAdapter saImageItems = new SimpleAdapter(this, // 没什么解释
                lstImageItem,// 数据来源
                R.layout.night_item,// night_item的XML实现

                // 动态数组与ImageItem对应的子项
                new String[] { "ItemImage", "ItemText" },

                // ImageItem的XML文件里面的一个ImageView,两个TextView ID
                new int[] {R.id.ItemImage,R.id.ItemText});
                //null);

        // 添加并且显示
        funcSeleView.setAdapter(saImageItems);
        //saImageItems.notifyDataSetChanged();

        // 添加消息处理
        funcSeleView.setOnItemClickListener(new ItemClickListener());
    }

    public boolean onCreateOptionsMenu(Menu menu) {
        super.onCreateOptionsMenu(menu);
        menu.add(0, EXIT_ID,0, R.string.back_button);

        return true;
    }

    //@Override
    public boolean onMenuItemSelected(int featureId, MenuItem item) {
        boolean result = true;

        switch(item.getItemId()) {
        case EXIT_ID:
            this.finish();
            break;

        default:
            result = super.onMenuItemSelected(featureId, item);
            break;
        }

        return result;
    }

    // 当AdapterView被单击(触摸屏或者键盘)，则返回的Item单击事件
    class ItemClickListener implements OnItemClickListener {
        public void onItemClick(AdapterView<?> arg0,// The AdapterView where the
                // click happened
                View arg1,// The view within the AdapterView that was clicked
                int arg2,// The position of the view in the adapter
                long arg3// The row id of the item that was clicked
        ) {
            // 在本例中arg2=arg3
            HashMap<String, Object> item = (HashMap<String, Object>) arg0
                    .getItemAtPosition(arg2);

            String tmpStr = (String) item.get("ItemText");
            //item.put("ItemText", tmpStr + tmpStr.substring(tmpStr.length() - 1));

            // 显示所选Item的ItemText
            // setTitle((String)item.get("ItemText"));
            Log.i("info", (String) item.get("ItemText"));

            ((SimpleAdapter) arg0.getAdapter()).notifyDataSetChanged();

            Intent i;
            switch (arg2) {
            case 0:
                i = new Intent();
                i.setClass(FuncSelector.this, PhotoUpload.class);
                startActivity(i);
                break;

            case 1:
                i = new Intent();
                i.setClass(FuncSelector.this, ConfigWindow.class);
                startActivity(i);
                break;

            default:
                break;
            }
        }

    }

    private static final int TAKE_PHOTO_ID = Menu.FIRST;
    private static final int UPLOAD_PHOTO_ID = Menu.FIRST + 1;
    private static final int EXIT_ID = Menu.FIRST + 3;

}//FuncSelector

  

3. PhotoUpload.java －－ 照片上传模块

package com.hemi.rhet;

import java.io.BufferedReader;
import java.io.ByteArrayOutputStream;
import java.io.DataOutputStream;
import java.io.File;
import java.io.FileInputStream;
import java.io.FileNotFoundException;
import java.io.FileOutputStream;
import java.io.IOException;
import java.io.InputStreamReader;
import java.io.OutputStream;
import java.io.UnsupportedEncodingException;
import java.net.HttpURLConnection;
import java.net.MalformedURLException;
import java.net.URL;
import java.text.SimpleDateFormat;
import java.util.ArrayList;
import java.util.Date;
import java.util.HashMap;
import java.util.List;

import org.apache.http.Header;
import org.apache.http.HttpResponse;
import org.apache.http.NameValuePair;
import org.apache.http.client.ClientProtocolException;
import org.apache.http.client.HttpClient;
import org.apache.http.client.entity.UrlEncodedFormEntity;
import org.apache.http.client.methods.HttpPost;
import org.apache.http.entity.FileEntity;
import org.apache.http.impl.client.DefaultHttpClient;
import org.apache.http.message.BasicNameValuePair;

import com.hemi.rhet.R;

import android.app.Activity;
import android.content.Intent;
import android.graphics.Bitmap;
import android.net.Uri;
import android.os.Bundle;
import android.os.Environment;
import android.util.Log;
import android.view.Menu;
import android.view.MenuItem;
import android.view.View;
import android.widget.AdapterView;
import android.widget.GridView;
import android.widget.ImageView;
import android.widget.SimpleAdapter;
import android.widget.Toast;
import android.widget.AdapterView.OnItemClickListener;

public class PhotoUpload extends Activity {

    @Override
    public void onCreate(Bundle savedInstanceState) {
        Log.i("info", "enter LoginWindow.onCreate()!");
        super.onCreate(savedInstanceState);

        setContentView(R.layout.func_selector);
    }

    @Override
    protected void onActivityResult(int requestCode, int resultCode, Intent data) {
        super.onActivityResult(requestCode, resultCode, data);

        if (TAKE_PHOTO_ID == requestCode) {
            if (resultCode != RESULT_OK) return;
            Bundle extras = data.getExtras();
            try {
                Bitmap photoCaptured = (Bitmap) extras.get("data");
                ImageView img = new ImageView(this);
                img.setImageBitmap(photoCaptured);
                setContentView(img);

                //store to sd card
                ByteArrayOutputStream baos = new ByteArrayOutputStream();
                photoCaptured.compress(Bitmap.CompressFormat.JPEG, 100, baos);
                byte[] photoBytes = baos.toByteArray();

                File aFile = new File(getDatedFName(SD_CARD_TEMP_DIR));
                photoPath = aFile.getAbsolutePath();

                boolean b;
                if (aFile.exists()) b = aFile.delete();
                //f.mkdirs();
                aFile.createNewFile();  //need add permission to manifest

                FileOutputStream fos = new FileOutputStream(aFile);
                fos.write(photoBytes);
                fos.close();

                Log.d("info", "onPictureTaken - wrote bytes: "
                        + photoBytes.length);

                Uri capturedImage = Uri
                        .parse(android.provider.MediaStore.Images.Media
                                .insertImage(getContentResolver(), aFile
                                        .getAbsolutePath(), null, null));
                Log.i("camera", "Selected image: " + capturedImage.toString());

            } catch (FileNotFoundException e) {
                e.printStackTrace();
            } catch (IOException e) {
                e.printStackTrace();
            }

        } else if (UPLOAD_PHOTO_ID == requestCode) {

        }
    }

    public boolean onCreateOptionsMenu(Menu menu) {
        super.onCreateOptionsMenu(menu);
        menu.add(0, TAKE_PHOTO_ID,0, R.string.take_photo);
        menu.add(0, UPLOAD_PHOTO_ID,0, R.string.upload_photo);
        menu.add(0, BACK_ID,0, R.string.back_button);

        return true;
    }

    //@Override
    public boolean onMenuItemSelected(int featureId, MenuItem item) {
        boolean result = true;

        switch(item.getItemId()) {
        case TAKE_PHOTO_ID:
            Log.i("info", "ready to take photos!");

            Intent i = new Intent("android.media.action.IMAGE_CAPTURE");
            startActivityForResult(i, TAKE_PHOTO_ID);
            result = true;
            break;

        case UPLOAD_PHOTO_ID:
            uploadFile2Svr();
            break;

        case BACK_ID:
            this.finish();
            break;

        default:
            result = super.onMenuItemSelected(featureId, item);
            break;
        }

        return result;
    }

    public void uploadFile2Svr() {
        HttpClient httpclient = new DefaultHttpClient();
        String urlStr = new StringBuffer().append(HTTP_PROTOCOL)
            .append(/*SERVER_IP*/ConfigWindow.getServerIp())
            .append(':')
            .append(/*SERVER_PORT*/ConfigWindow.getServerPort())
            .append(FILE_UPLOADER_URL)
            .toString();
        HttpPost httppost = new HttpPost(urlStr);

        String uploadMsg = "上传 照片失败！";
        try {
            List<NameValuePair> nameValuePairs = new ArrayList<NameValuePair>();
            // Your DATA
            nameValuePairs.add(new BasicNameValuePair("filename", ("IMAGE.jpg")) );
//      nameValuePairs.add(new BasicNameValuePair("orderno", "1"));
//      nameValuePairs.add(new BasicNameValuePair("userid", "123"));
//      nameValuePairs.add(new BasicNameValuePair("attach_type", "1"));
//      httppost.setEntity(new UrlEncodedFormEntity(nameValuePairs));

            File aFile = new File(photoPath);
            Log.i("info -- photoPath: ", photoPath);
            FileEntity fileEty = new FileEntity(aFile, "binary/octet-stream");
            httppost.setEntity(fileEty);
            httppost.addHeader("filename", /*("IMAGE.jpg")*/aFile.getName());

            HttpResponse response;
            response = httpclient.execute(httppost);
            //Log.i("info -- response: ", response.getStatusLine().getReasonPhrase());

            Header[] headers = response.getAllHeaders();
            headers = response.getHeaders("resultcode");
            if (headers[0].getValue().equals("0")) {
                uploadMsg = "上传照片成功！";
            }

        } catch (UnsupportedEncodingException e) {
            //e.printStackTrace();
            uploadMsg += e.toString();
            Log.e("exception", e.toString());
        } catch (ClientProtocolException e) {
            //e.printStackTrace();
            uploadMsg += e.toString();
            Log.e("exception", e.toString());
        } catch (IOException e) {
            //e.printStackTrace();
            uploadMsg += e.toString();
            Log.e("exception", e.toString());
        } finally {
            Toast.makeText(PhotoUpload.this, uploadMsg,
                    Toast.LENGTH_LONG).show();
            httpclient.getConnectionManager().shutdown();
        }
    }

    public void uploadFile2Svr2() {
        BufferedReader in = null;

        HttpClient httpclient = new DefaultHttpClient();
        String urlStr = new StringBuffer().append(HTTP_PROTOCOL)
          .append(ConfigWindow.getServerIp())
          .append(ConfigWindow.getServerPort())
            .append(FILE_UPLOADER_URL)
            .toString();

        URL url = null;
        try {
            url = new URL(urlStr);
        } catch (MalformedURLException e1) {
            e1.printStackTrace();
        }

        HttpURLConnection conn = null;
        DataOutputStream dos = null;

        String lineEnd = "\r\n";
        String twoHyphens = "--";
        String boundary = "*****";
        int maxBufferSize = 16 * 1024;

        try {
//          List<NameValuePair> nameValuePairs = new ArrayList<NameValuePair>();
//          // Your DATA
//          nameValuePairs.add(new BasicNameValuePair("filename", getDatedFName("IMAGE.jpg")) );
//          nameValuePairs.add(new BasicNameValuePair("orderno", "1"));
//          nameValuePairs.add(new BasicNameValuePair("userid", "123"));
//          nameValuePairs.add(new BasicNameValuePair("attach_type", "1"));
            //httppost.setEntity(new UrlEncodedFormEntity(nameValuePairs));


            // Open a HTTP connection to the URL
            conn = (HttpURLConnection) url.openConnection();

            conn.setConnectTimeout(120000);

            // Allow Inputs
            conn.setDoInput(true);
            // Allow Outputs
            conn.setDoOutput(true);
            // Don't use a cached copy.
            conn.setUseCaches(false);

            // Use a post method.
            conn.setRequestMethod("POST");

            conn.setRequestProperty("Connection", "Keep-Alive");

            conn.setRequestProperty("Content-Type",
                    //"multipart/form-data;boundary=" + boundary);
                "application/x-www-form-urlencoded");

             conn.setRequestProperty("user-agent",
                     "Mozilla/5.0 (Windows; U; Windows NT 5.2; zh-CN; rv:1.9.1.6) Gecko/20091201 Firefox/3.5.6 GTB6");
             //conn.setRequestProperty("accept-language", "zh-cn,zh;q=0.5");
             //conn.setRequestProperty("Content-Type", "multipart/form-data;boundary="+ boundary);

             conn.connect();

             //OutputStream connOs = conn.getOutputStream();
             dos = new DataOutputStream(conn.getOutputStream());

            dos.writeBytes(twoHyphens + boundary + lineEnd);
            dos.writeBytes("Content-Disposition: form-data; name=\"uploadedfile\";filename=\""
                            + "exsistingFileName" + "\"" + lineEnd);
            //dos.writeBytes(lineEnd);

            Log.i("info", "Headers are written");

            // upload file to webserver via http
            FileInputStream fileInputStream = new FileInputStream(photoPath);
            // create a buffer of maximum size
            int bytesAvailable = fileInputStream.available();
            int bufferSize = Math.min(bytesAvailable, maxBufferSize);
            byte[] buffer = new byte[bufferSize];

            // read file and write it into form...

            int bytesRead = fileInputStream.read(buffer, 0, bufferSize);

            while (bytesRead > 0) {
                dos.write(buffer, 0, bufferSize);
                bytesAvailable = fileInputStream.available();
                bufferSize = Math.min(bytesAvailable, maxBufferSize);
                bytesRead = fileInputStream.read(buffer, 0, bufferSize);
            }

            // send multipart form data necesssary after file data...
            dos.writeBytes(lineEnd);
            dos.writeBytes(twoHyphens + boundary + twoHyphens + lineEnd);

            // close streams
            Log.e("info", "File is written");
            fileInputStream.close();

            dos.flush();
            dos.close();
            dos = null;

            // response
            // HttpResponse response;
            // response = httpclient.execute(httppost);
            // response = httpclient.execute(conn.get);

            in = new BufferedReader(
                    new InputStreamReader(conn.getInputStream()));
            StringBuffer sb = new StringBuffer("");
            String line = "";
            String NL = System.getProperty("line.separator");
            while ((line = in.readLine()) != null) {
                sb.append(line + NL);
            }
            in.close();
            String result = sb.toString();
            Log.i("info", result);

        } catch (ClientProtocolException e) {
            e.printStackTrace();
        } catch (IOException e) {
            e.printStackTrace();
        } finally{
            if(in != null){
                try{
                    in.close();
                }catch(IOException ioe){
                    Log.e("error", ioe.toString());
                }
            }
        }
    }

    public static String getDatedFName(String fname) {
        StringBuffer result = new StringBuffer();

        SimpleDateFormat df = new SimpleDateFormat("yyMMddHHmmss");
        String dateSfx = "_" + df.format(new Date());

        int idx = fname.lastIndexOf('.');
        if (idx != -1) {
            result.append(fname.substring(0, idx));
            result.append(dateSfx);
            result.append(fname.substring(idx));
        } else {
            result.append(fname);
            result.append(dateSfx);
        }

        return result.toString();
    }

    //=============================================
    //private Bitmap photoCaptured;
    private String photoPath = "/sdcard/IMAGE_100225083437.jpg";  //"/sdcard/1.txt";

      private static final int TAKE_PHOTO_ID = Menu.FIRST;
    private static final int UPLOAD_PHOTO_ID = Menu.FIRST + 1;
    private static final int BACK_ID = Menu.FIRST + 3;

    private static final String HTTP_PROTOCOL = "http://";
    private static final String FILE_UPLOADER_URL = "/fileuploader/system/fileUpload";

    private String SD_CARD_TEMP_DIR = Environment.getExternalStorageDirectory() + File.separator + "IMG.jpg";

}

  

4. ConfigWindow.java－－系统配置窗口

package com.hemi.rhet;

import com.hemi.rhet.R;

import android.app.Activity;
import android.content.Intent;
import android.os.Bundle;
import android.util.Log;
import android.view.KeyEvent;
import android.view.View;
import android.view.View.OnClickListener;
import android.widget.Button;
import android.widget.CheckBox;
import android.widget.EditText;

public class ConfigWindow extends Activity {

    @Override
    public void onCreate(Bundle savedInstanceState) {
        System.out.println("enter ConfigWindow.onCreate()!");

        super.onCreate(savedInstanceState);

        setContentView(R.layout.config_window);

        mServerIP = (EditText)findViewById(R.id.serverip);
        mServerPort = (EditText)findViewById(R.id.serverport);
        //hemerr
        mServerIP.setText(serverIp);
        mServerPort.setText(serverPort);

        okButton = (Button) findViewById(R.id.ok_button);
        backButton = (Button) findViewById(R.id.back_button);

        loginBtnListener = new View.OnClickListener() {
            public void onClick(View view) {
                if (view == okButton) {
                    serverIp = mServerIP.getText().toString();
                    serverPort = mServerPort.getText().toString();
                    Log.i("info", "IP is: "+serverIp+"\tPort is: "+serverPort);

                    finish();

                } else if(view == backButton) {
                    finish();
                }
            }
        };

        okButton.setOnClickListener(loginBtnListener);
        backButton.setOnClickListener(loginBtnListener);
    }

    private void launchFetion() {
        Intent i = new Intent(this, FuncSelector.class);
        i.putExtra(KEY_LOGIN_NAME, mServerIP.getText().toString());
        i.putExtra(KEY_LOGIN_PASSWD, mServerPort.getText().toString());

        startActivity(i);
    }

    @Override
    public boolean onKeyDown(int keyCode, KeyEvent msg) {
//        System.out.println("enter onKeyDown() in LoginWindow!");
//
//        if (null != loginBtnListener) {
//            View aview = getCurrentFocus();
//            loginBtnListener.onClick(aview);
//        }
        return false;
    }

    public static String getServerIp() {
        return serverIp;
    }

    public static String getServerPort() {
        return serverPort;
    }

    private Button okButton, backButton;
    private EditText mServerIP;
    private EditText mServerPort;

    private OnClickListener loginBtnListener;

    public static final String KEY_LOGIN_NAME = "login_name";
    public static final String KEY_LOGIN_PASSWD = "login_passwd";
    public static final String KEY_LOGIN_TYPE = "login_type";

    public static String serverIp = "192.168.0.98";  //;
    public static String serverPort = "8081";
}

  

还需要增加bg_logo.jpg、icon.png、photo_upload.png等几个图片。