欢迎您访问程序员文章站本站旨在为大家提供分享程序员计算机编程知识!
您现在的位置是: 首页  >  移动技术

Android拍照上传功能示例代码

程序员文章站 2024-03-05 23:31:25
本文实例讲述了android实现拍照上传功能的方法。分享给大家供大家参考,具体如下: 1、loginwindow.java --登录窗口 package com...

本文实例讲述了android实现拍照上传功能的方法。分享给大家供大家参考,具体如下:

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。

android拍照上传程序的xml配置文件

1. login_window.xml

<?xml version="1.0" encoding="utf-8"?>
<linearlayout xmlns:android="http://schemas.android.com/apk/res/android"
  android:orientation="vertical" android:layout_width="fill_parent"
  android:layout_height="fill_parent"
  android:background="@drawable/bg_logo"
  >
  <textview android:layout_width="wrap_content"
    android:layout_height="wrap_content"
    android:layout_marginleft="20dip"
  android:layout_marginright="20dip"
    android:text="@string/user_name"
    />
  <edittext
    android:id="@+id/username"
  android:layout_width="fill_parent"
  android:layout_height="wrap_content"
  android:layout_marginleft="20dip"
  android:layout_marginright="20dip"
  android:scrollhorizontally="true"
  android:autotext="false"
  android:text="user"
  android:capitalize="none"
  android:gravity="fill_horizontal"
  android:textappearance="?android:attr/textappearancemedium"
  />
  <textview android:layout_width="wrap_content"
    android:layout_height="wrap_content"
    android:layout_marginleft="20dip"
  android:layout_marginright="20dip"
    android:text="@string/user_passwd" />
  <edittext android:id="@+id/userpasswd"
  android:layout_width="fill_parent"
     android:layout_height="wrap_content"
  android:layout_marginleft="20dip"
  android:layout_marginright="20dip"
  android:scrollhorizontally="true"
  android:autotext="false"
  android:text="user"
  android:capitalize="none"
  android:gravity="fill_horizontal"
  android:password="true"
  android:textappearance="?android:attr/textappearancemedium" />
  <checkbox android:id="@+id/cbx_cmwap"
     android:text="cmwap"
     android:checked="false"
     android:layout_marginleft="20dip"
  android:layout_marginright="20dip"
    android:layout_width="wrap_content"
    android:layout_height="wrap_content" />
  <relativelayout android:orientation="horizontal"
    android:layout_width="wrap_content"
    android:layout_height="wrap_content">
  <button android:id="@+id/login_button"
     android:text="login"
     android:layout_marginleft="20dip"
  android:layout_marginright="20dip"
  android:layout_alignparentright="true"
    android:layout_width="wrap_content"
    android:layout_height="wrap_content" />
  <button android:id="@+id/exit_button"
     android:text="exit"
     android:layout_marginleft="20dip"
  android:layout_marginright="20dip"
  android:layout_toleftof="@id/login_button"
    android:layout_width="wrap_content"
    android:layout_height="wrap_content" />
  </relativelayout>
</linearlayout>

2. func_selector.xml

<?xml version="1.0" encoding="utf-8"?>
<gridview xmlns:android="http://schemas.android.com/apk/res/android"
 android:id="@+id/func_selector"
 android:layout_width="fill_parent"
 android:layout_height="fill_parent"
 android:numcolumns="auto_fit"
 android:verticalspacing="10dp"
 android:horizontalspacing="10dp"
 android:columnwidth="90dp"
 android:stretchmode="columnwidth"
 android:gravity="center"
 android:background="@drawable/bg_logo"
/>

3. night_item.xml

<?xml version="1.0" encoding="utf-8"?>
<relativelayout
   xmlns:android="http://schemas.android.com/apk/res/android"
   android:layout_height="wrap_content"
   android:paddingbottom="4dip" android:layout_width="fill_parent">
   <imageview
    android:layout_height="wrap_content"
    android:id="@+id/itemimage"
    android:layout_width="wrap_content"
    android:layout_centerhorizontal="true">
   </imageview>
   <textview
    android:layout_width="wrap_content"
    android:layout_below="@+id/itemimage"
    android:layout_height="wrap_content"
    android:text="textview01"
    android:layout_centerhorizontal="true"
    android:id="@+id/itemtext">
   </textview>
</relativelayout>

4. config_window.xml

<?xml version="1.0" encoding="utf-8"?>
<linearlayout xmlns:android="http://schemas.android.com/apk/res/android"
  android:orientation="vertical" android:layout_width="fill_parent"
  android:layout_height="fill_parent"
  >
  <textview android:layout_width="wrap_content"
    android:layout_height="wrap_content"
    android:layout_marginleft="20dip"
  android:layout_marginright="20dip"
    android:text="@string/server_ip"
    />
  <edittext
    android:id="@+id/serverip"
  android:layout_width="fill_parent"
  android:layout_height="wrap_content"
  android:layout_marginleft="20dip"
  android:layout_marginright="20dip"
  android:scrollhorizontally="true"
  android:autotext="false"
  android:capitalize="none"
  android:gravity="fill_horizontal"
  android:textappearance="?android:attr/textappearancemedium"
  />
  <textview android:layout_width="wrap_content"
    android:layout_height="wrap_content"
    android:layout_marginleft="20dip"
  android:layout_marginright="20dip"
    android:text="@string/server_port" />
  <edittext android:id="@+id/serverport"
  android:layout_width="fill_parent"
     android:layout_height="wrap_content"
  android:layout_marginleft="20dip"
  android:layout_marginright="20dip"
  android:scrollhorizontally="true"
  android:autotext="false"
  android:capitalize="none"
  android:gravity="fill_horizontal"
  android:textappearance="?android:attr/textappearancemedium" />
  <relativelayout android:orientation="horizontal"
    android:layout_width="wrap_content"
    android:layout_height="wrap_content">
  <button android:id="@+id/ok_button"
     android:text="@string/ok_button"
     android:layout_marginleft="20dip"
  android:layout_marginright="20dip"
  android:layout_alignparentright="true"
    android:layout_width="wrap_content"
    android:layout_height="wrap_content" />
  <button android:id="@+id/back_button"
     android:text="@string/back_button"
     android:layout_marginleft="20dip"
  android:layout_marginright="20dip"
  android:layout_toleftof="@id/ok_button"
    android:layout_width="wrap_content"
    android:layout_height="wrap_content" />
  </relativelayout>
</linearlayout>

5. androidmanifest.xml

<?xml version="1.0" encoding="utf-8"?>
<manifest xmlns:android="http://schemas.android.com/apk/res/android"
  package="com.hemi.rhet" android:versioncode="1" android:versionname="1.0">
  <application android:icon="@drawable/icon" android:label="@string/app_name">
    <activity android:label="@string/app_name" android:name="loginwindow">
      <intent-filter>
        <action android:name="android.intent.action.main" />
        <category android:name="android.intent.category.launcher" />
      </intent-filter>
    </activity>
    <activity android:name="funcselector"></activity>
    <activity android:name="photoupload"></activity>
    <activity android:name="configwindow"></activity>
  </application>
  <uses-sdk android:minsdkversion="5"/>
  <uses-permission android:name="android.permission.internet" />
 <uses-permission android:name="android.permission.write_external_storage"></uses-permission>
</manifest>

android拍照上传程序的servlet程序样例

uploadfileservlet.java:

package com.hemi.rhet.servlet;
import java.io.*;
import java.net.inetaddress;
import java.net.unknownhostexception;
import java.sql.sqlexception;
import java.text.simpledateformat;
import java.util.*;
import javax.servlet.*;
import javax.servlet.http.*;
//import org.apache.commons.fileupload.*;
//import org.apache.commons.fileupload.disk.diskfileitemfactory;
//import org.apache.commons.fileupload.servlet.servletfileupload;
//import org.apache.commons.lang.time.dateutils;
import org.apache.log4j.logger;
//import org.apache.struts2.servletactioncontext;
public class uploadfileservlet extends httpservlet
{
 private static logger log = logger.getlogger(uploadfileservlet.class);
 private static final string oblique_line = "/";
 private static final string opposite_oblique_line = "////";
 private static final string webposition = "webapps";
 private static final string sbpath = "uploadedfiles/";
 file outdir = null;
 file outfile = null;
 fileoutputstream fos = null;
 bufferedinputstream bis = null;
 byte[] bs = new byte[1024];
 string uploadfname = null;
 string orderno = null;
 string userid = null;
 string attachtype = "2";
 public void init() throws servletexception
 {
//  if (log.isdebugenabled())
//  {
//   log.debug("进入init()方法!!");
//  }
 }
 public void doget(httpservletrequest request , httpservletresponse response) throws ioexception, servletexception
 {
  dopost(request, response);
 }
 public void dopost(httpservletrequest request , httpservletresponse response) throws ioexception, servletexception
 {
  string root = this.getservletcontext().getrealpath("/");
  root = root.replaceall("////", "/");
  try
  {
   stringbuffer destfname = new stringbuffer();
   destfname.append(getrealdir(root)).append(sbpath);
   outdir = new file(destfname.tostring());
   request.setcharacterencoding("utf-8");
   uploadfname = request.getparameter("filename"); //name of uploaded file
   uploadfname = request.getheader("filename");
   if (isempty(uploadfname)) uploadfname = "filename.jpg";
   //orderno = request.getparameter("orderno");  //id of the order or work sheet
   //userid = request.getparameter("userid");  //id of the user who upload the file
   //attachtype = request.getparameter("attach_type"); //type of attachment, refer to file.filebean's definition
   string desc = request.getparameter("desc");  //description of uploaded file
   if (desc==null) desc = "";
   if (true)
   {
     destfname.append(getdatedfname(uploadfname));
    outfile = new file(destfname.tostring());
    bis = new bufferedinputstream(request.getinputstream());
    uploadfile();
    //response.getwriter().write("0"); //success
    response.setheader("resultcode", "0");
   }
   else if (desc.length() > 400/2) {
     //response.getwriter().write("3"); //illegal description
     response.setheader("resultcode", "3");
   }
   else
   {
    if (log.isdebugenabled())
    {
     log.debug("调用格式错误!");
    }
    response.senderror(100, "参数错误!");
    //response.getwriter().write("1");
    response.setheader("resultcode", "1"); //parameter error
    //return;
   }
  } catch (sqlexception e) {
    if (log.isdebugenabled()) {
    log.debug(e);
   }
    //response.getwriter().write("6"); //failure of insert to database
    response.setheader("resultcode", "6");
  } catch (exception e) {
   if (log.isdebugenabled()) {
    log.debug(e);
   }
   //response.getwriter().write("7"); //failure
   response.setheader("resultcode", "7");
  } finally {
   if (null != bis)
    bis.close();
   if (null != fos)
    fos.close();
  }
 }
 private void uploadfile() throws ioexception
 {
  if (log.isdebugenabled())
  {
   log.debug("outdir:" + outdir.getpath());
   log.debug("outfile:" + outfile.getpath());
  }
  if (!outdir.exists())
   outdir.mkdir();
  if (!outfile.exists())
   outfile.createnewfile();
  fos = new fileoutputstream(outfile);
  int i;
  while ((i = bis.read(bs)) != -1)
  {
   fos.write(bs, 0, i);
  }
 }
 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();
  }
  public static string geturlfname(string fname, httpservletrequest request) {
    string result = "";
    if (isempty(fname)) return result;
    try {
      if (fname.startswith("http://")) {
        result = fname;
      } else {
        //httpservletrequest request = servletactioncontext.getservletcontext().getrgetrequest();
        //userandorganandrole user = (userandorganandrole)request.getsession().getattribute("user");
        string ip = request.getservername();
        int port = request.getserverport();
        result = fname.substring(fname.indexof(uploadfileservlet.sbpath));
        stringbuffer tmpbuff = new stringbuffer();
        tmpbuff.append("http://").append(ip).append(":").append(port).append(oblique_line).append(result);
        //sample: http://localhost:8083/uploadedfiles/image_067_100222102521.jpg
        result = tmpbuff.tostring();
      }
    } catch (exception ex) {
      ex.printstacktrace();
    }
    system.out.println("result is: "+result);
    return result;
  }
  public static boolean isempty(string str) {
    return ((str == null) || (str.length() == 0));
  }
 /**
  * method getrealdir search webapps position
  *
  * @param despath
  *
  * @return
  *
  */
 private string getrealdir(string newfilenameroot) throws exception {
  if (newfilenameroot == null)
   throw new exception("get real dir failed !");
  int dp = newfilenameroot
    .lastindexof(oblique_line);
  if (dp == -1)
   throw new exception("invalid path !");
  int dpbefore = newfilenameroot.lastindexof(
    oblique_line, dp - 1);
  if (dpbefore == -1)
   throw new exception("invalid path !");
  string needsubstr = newfilenameroot.substring(dpbefore + 1, dp);
  string nextstr = newfilenameroot.substring(0, dpbefore + 1);
  if (!needsubstr.trim().equals(webposition)) {
   return getrealdir(nextstr);
  } else
   return newfilenameroot;
 }
 public static void main(string[] args)
 {
 }
}

web.xml:

<?xml version="1.0" encoding="utf-8"?>
<web-app version="2.4"
  xmlns="http://java.sun.com/xml/ns/j2ee"
  xmlns:xsi="http://www.w3.org/2001/xmlschema-instance"
  xsi:schemalocation="http://java.sun.com/xml/ns/j2ee
  http://java.sun.com/xml/ns/j2ee/web-app_2_4.xsd">
 <welcome-file-list>
 <welcome-file>index.jsp</welcome-file>
 </welcome-file-list>
 <servlet>
  <servlet-name>upload</servlet-name>
  <servlet-class>com.hemi.rhet.servlet.uploadfileservlet</servlet-class>
 </servlet>
 <servlet-mapping>
  <servlet-name>upload</servlet-name>
  <url-pattern>/system/fileupload</url-pattern>
 </servlet-mapping>
</web-app>

更多关于android相关内容感兴趣的读者可查看本站专题:《android拍照与图片处理技巧总结》、《android开发入门与进阶教程》、《android多媒体操作技巧汇总(音频,视频,录音等)》、《android基本组件用法总结》、《android视图view技巧总结》、《android布局layout技巧总结》及《android控件用法总结

希望本文所述对大家android程序设计有所帮助。