将imageView与其他字段一起提交到mysql，其中真实图像存储在localhost中的文件夹中，而mysql表中的图像路径，但图像和其他字段未按预期存储。
我尝试过这个link
的代码Java代码：
public class AddProduct extends Activity implements OnClickListener {
String[] types;
String[] subcategories;
Spinner spinnerCategory,spinnerSubcategory;
EditText editproductname,editproductdescrip,editproductprice,editmoreinfo,editcategory;
TextView txtStatus;
String image_str;
ImageView imageview;
public Button Addproduct,btnselectpic, uploadButton;
ProgressDialog dialog = null;
public static String PRODUCT_URL = "http:localhost/folder1/addproducts.php";
public static final String TAG_SUCCESS = "success";
public static final String TAG_MESSAGE = "message";
private int serverResponseCode = 0;
private String upLoadServerUri;
private String imagepath = null;
JSONParser jsonParser = new JSONParser();
@Override
protected void onCreate(Bundle savedInstanceState){
super.onCreate(savedInstanceState);
setContentView(R.layout.addpro);
txtStatus = (TextView)findViewById(R.id.status);
spinnerCategory = (Spinner) findViewById(R.id.spinnercategory);
spinnerSubcategory = (Spinner) findViewById(R.id.spinnersubcategory);
editproductname=(EditText)findViewById(R.id.proname);
editproductdescrip=(EditText)findViewById(R.id.prodesc);
editproductprice=(EditText)findViewById(R.id.prodprice);
editmoreinfo=(EditText)findViewById(R.id.prodinfo);
btnselectpic = (Button) findViewById(R.id.button_selectpic);
uploadButton = (Button) findViewById(R.id.uploadButton);
Addproduct=(Button)findViewById(R.id.btnproduct);
imageview = (ImageView) findViewById(R.id.imageViewUpload);
btnselectpic.setOnClickListener(this);
uploadButton.setOnClickListener(this);
Addproduct.setOnClickListener(this);
upLoadServerUri = "http://localhost/folder1/addproducts.php";
ImageView img = new ImageView(this);
//set Array for parent spinner "Category"
ArrayAdapter<CharSequence> adapter = ArrayAdapter.createFromResource(this, R.array.types, android.R.layout.simple_spinner_item);
adapter.setDropDownViewResource(android.R.layout.simple_spinner_dropdown_item);
spinnerCategory.setAdapter(adapter);
//set Array for child spinner Subcategory1
final ArrayAdapter<CharSequence> adapter1 = ArrayAdapter.createFromResource(this, R.array.category1sub, android.R.layout.simple_spinner_item);
adapter1.setDropDownViewResource(android.R.layout.simple_spinner_dropdown_item);
spinnerSubcategory.setAdapter(adapter1);
//set Array for child spinner Subcategory2
final ArrayAdapter<CharSequence> adapter2= ArrayAdapter.createFromResource(this, R.array.category2sub, android.R.layout.simple_spinner_item);
adapter2.setDropDownViewResource(android.R.layout.simple_spinner_dropdown_item);
spinnerSubcategory.setAdapter(adapter2);
//set Array for child spinner Subcategory3
final ArrayAdapter<CharSequence> adapter3= ArrayAdapter.createFromResource(this, R.array.category3sub,android.R.layout.simple_spinner_item);
adapter3.setDropDownViewResource(android.R.layout.simple_spinner_dropdown_item);
spinnerSubcategory.setAdapter(adapter3);
spinnerCategory.setOnItemSelectedListener(new OnItemSelectedListener() {
public void onItemSelected(AdapterView<?> parent, View view,int position, long id){
String selectedItem = parent.getItemAtPosition(position).toString();
if(selectedItem.trim().equals("Electronics")){
spinnerSubcategory.setAdapter(adapter1);
}
else if(selectedItem.trim().equals("Fashion")){
spinnerSubcategory.setAdapter(adapter2);
}
else if(selectedItem.trim().equals("HomeAppliance")){
spinnerSubcategory.setAdapter(adapter3);
}
types = getResources().getStringArray(R.array.types);
Toast.makeText(getBaseContext(), "You have selected : " +types[position], Toast.LENGTH_SHORT).show();
}
@Override
public void onNothingSelected(AdapterView<?> parent) {
// TODO Auto-generated method stub
}
});
}
@Override
public void onClick(View arg0) {
if (arg0 == btnselectpic) {
Intent intent = new Intent();
intent.setType("image/*");
intent.setAction(Intent.ACTION_GET_CONTENT);
startActivityForResult(
Intent.createChooser(intent, "Complete action using"), 1);
} else if (arg0 == uploadButton) {
dialog = ProgressDialog.show(AddProduct.this, "", "Uploading file...", true);
txtStatus.setText("uploading started.....");
new Thread(new Runnable() {
public void run() {
uploadFile(imagepath);
}
}).start();
} else if (arg0 == Addproduct) {
dialog = ProgressDialog.show(AddProduct.this, "","Uploading file...", true);
txtStatus.setText("uploading started.....");
new Thread(new Runnable() {
public void run() {
new CreateProduct().execute();
//uploadFile(imagepath);
}
}).start();
}
}
@Override
protected void onActivityResult(int requestCode, int resultCode, Intent data) {
if (requestCode == 1 && resultCode == RESULT_OK) {
// Bitmap photo = (Bitmap) data.getData().getPath();
Uri selectedImageUri = data.getData();
imagepath = getRealPathFromURI(selectedImageUri);
Bitmap bitmap = BitmapFactory.decodeFile(imagepath);
imageview.setImageBitmap(bitmap);
txtStatus.setText("Uploading file path:" + imagepath);
}
}
public String getRealPathFromURI(Uri contentUri) {
String res = null;
String[] proj = { MediaStore.Images.Media.DATA };
Cursor cursor = getContentResolver().query(contentUri, proj, null, null, null);
if(cursor.moveToFirst()){;
int column_index = cursor.getColumnIndexOrThrow(MediaStore.Images.Media.DATA);
res = cursor.getString(column_index);
}
cursor.close();
return res;
}
class CreateProduct extends AsyncTask<String, String, String> {
boolean failure = false;
@Override
protected void onPreExecute() {
super.onPreExecute();
dialog = new ProgressDialog(AddProduct.this);
//dialog.setMessage("Creating Product...");
dialog.setIndeterminate(false);
dialog.setCancelable(true);
dialog.show();
}
@Override
protected String doInBackground(String... paramss) {
int success;
String strtype = spinnerCategory.getSelectedItem().toString();
String strsubtype = spinnerSubcategory.getSelectedItem().toString();
String productname=editproductname.getText().toString();
String productdescription=editproductdescrip.getText().toString();
String productprice=editproductprice.getText().toString();
String moreinfo=editmoreinfo.getText().toString();
try {
//Building parameter
List<NameValuePair> params = new ArrayList<NameValuePair>();
params.add(new BasicNameValuePair("txtcategory",strtype));
params.add(new BasicNameValuePair("txtsubcategory",strsubtype));
params.add(new BasicNameValuePair("txtproductname", productname));
params.add(new BasicNameValuePair("txtproductdescription", productdescription));
params.add(new BasicNameValuePair("txtproductprice", productprice));
params.add(new BasicNameValuePair("txtmoreinfo",moreinfo));
Log.d("request!", "starting");
//Posting user data to script
JSONObject json = jsonParser.makeHttpRequest(PRODUCT_URL, "POST",params);
//full json response
Log.d("Adding Product", json.toString());
//json success element
success = json.getInt(TAG_SUCCESS);
if(success == 1){
Log.d("Product Added!", json.toString());
Intent c= new Intent(AddProduct.this, ProductList.class);
startActivity(c);
finish();
return json.getString(TAG_MESSAGE);
} else {
Log.d("Product not added",json.getString(TAG_MESSAGE));
return json.getString(TAG_MESSAGE);
}
}catch (JSONException e){
e.printStackTrace();
}
return null;
}
protected void onPostExecute(String file_url) {
//dismiss the dialog once deleted
dialog.dismiss();
if (file_url != null) {
Toast.makeText(AddProduct.this, file_url, Toast.LENGTH_LONG).show();
}
}
}
///Upload image separately,
public int uploadFile(String sourceFileUri) {
String tmp_name = sourceFileUri;
HttpURLConnection conn = null;
DataOutputStream dos = null;
String lineEnd = "\r\n";
String twoHyphens = "--";
String boundary = "*****";
int bytesRead, bytesAvailable, bufferSize;
byte[] buffer;
int maxBufferSize = 1 * 1024 * 1024;
File sourceFile = new File(sourceFileUri);
if (!sourceFile.isFile()) {
dialog.dismiss();
Log.e("uploadFile", "Source File not exist :" + imagepath);
runOnUiThread(new Runnable() {
public void run() {
//messageText.setText("Source File not exist :" + imagepath);
}
});
return 0;
} else {
try {
// open a URL connection to the Servlet
FileInputStream fileInputStream = new FileInputStream(sourceFile);
URL url = new URL(upLoadServerUri);
// Open a HTTP connection to the URL
conn = (HttpURLConnection) url.openConnection();
conn.setDoInput(true); // Allow Inputs
conn.setDoOutput(true); // Allow Outputs
conn.setUseCaches(false); // Don't use a Cached Copy
conn.setRequestMethod("POST");
conn.setRequestProperty("Connection", "Keep-Alive");
conn.setRequestProperty("ENCTYPE", "multipart/form-data");
conn.setRequestProperty("Content-Type","multipart/form-data;boundary=" + boundary);
conn.setRequestProperty("image", tmp_name);
dos = new DataOutputStream(conn.getOutputStream());
dos.writeBytes(twoHyphens + boundary + lineEnd);
dos.writeBytes("Content-Disposition: form-data; name=\"image\";filename=\""+tmp_name+ "\"" +lineEnd);
dos.writeBytes(lineEnd);
// create a buffer of maximum size
bytesAvailable = fileInputStream.available();
bufferSize = Math.min(bytesAvailable, maxBufferSize);
buffer = new byte[bufferSize];
// read file and write it into form...
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 necessary after file data...
dos.writeBytes(lineEnd);
dos.writeBytes(twoHyphens + boundary + twoHyphens + lineEnd);
// Responses from the server (code and message)
serverResponseCode = conn.getResponseCode();
String serverResponseMessage = conn.getResponseMessage();
Log.i("uploadFile", "HTTP Response is: "+ serverResponseMessage + ": " + serverResponseCode);
if (serverResponseCode == 200) {
runOnUiThread(new Runnable() {
public void run() {
String msg = "File Upload Completed.\n\n See uploaded file here: \n\n"+" C:/localhost/iagent/images";
//messageText.setText(msg);
Toast.makeText(AddProduct.this,"File Upload Complete.", Toast.LENGTH_SHORT).show();
} }); }
// close the streams //
fileInputStream.close();
dos.flush();
dos.close();
} catch (MalformedURLException ex) {
dialog.dismiss();
ex.printStackTrace();
runOnUiThread(new Runnable() {
public void run() {
txtStatus.setText("MalformedURLException Exception : check script url.");
Toast.makeText(AddProduct.this,"MalformedURLException", Toast.LENGTH_SHORT).show();
}
});
Log.e("Upload file to server", "error: " + ex.getMessage(), ex);
} catch (Exception e) {
dialog.dismiss();
e.printStackTrace();
runOnUiThread(new Runnable() {
public void run() {
// messageText.setText("Got Exception : see logcat ");
Toast.makeText(AddProduct.this,"Got Exception : see logcat ",Toast.LENGTH_SHORT).show();
}
});
Log.e("Upload file to server Exception","Exception : " + e.getMessage(), e);
}
dialog.dismiss();
return serverResponseCode;
} // End else block
}
}`
使用PHP代码 -
<?php
$category = $_POST["txtcategory"];
$subcategory = $_POST["txtsubcategory"];
$productname = $_POST["txtproductname"];
$productdescrip = $_POST["txtproductdescription"];
$productprice = $_POST["txtproductprice"];
$moreinfo = $_POST["txtmoreinfo"];
$file =$_FILES['image']['tmp_name'];
//file_put_contents('newImage.JPEG',$decoded);
if($productname == null || $productprice == null){
$response["success"] = 0;
$response["message"] = "Field is vacant";
die(json_encode($response));
}
$con=mysqli_connect("localhost","user","passowrd","db");
// Check connection
if (mysqli_connect_errno()) {
$response["success"] = 0;
$response["message"] = "Database Error!";
die(json_encode($response));
echo "Failed to connect to MySQL: " . mysqli_connect_error();
}
///
try{
if (!isset($_FILES['image']['tmp_name'])) {
echo "";
}else{
$file=$_FILES['image']['tmp_name'];
$image= addslashes(file_get_contents($_FILES['image']['tmp_name']));
$image_name= addslashes($_FILES['image']['name']);
move_uploaded_file($_FILES["image"]["tmp_name"],"images/" . $_FILES["image"]["name"]);
$location="http://192.168.1.5/iagent/images/" . $_FILES["image"]["name"];
//$caption=$_POST['caption'];
$save=mysql_query("INSERT INTO products (pro_img_path) VALUES ('$location')");
//header("location: addimage.php");
}
//$result = mysqli_query($con,"INSERT INTO products(category, subcategory,product_name,product_price) VALUES ('$category','$subcategory','$productname','$productprice')");
$result = mysqli_query($con,"INSERT INTO products(category,subcategory,product_name,product_descrip,product_price,more_info) VALUES ('$category','$subcategory','$productname','$productdescrip','$productprice','$moreinfo')");
$response["success"] = 1;
$response["message"] = "Product Added Successful!";
die(json_encode($response));
}
catch(Exception $e){
$response["success"] = 0;
$response["message"] = "Product Not Added";
die(json_encode($response));
}
mysqli_close($con);
?>
Logcat错误如下
09-03 03:33:11.637: D/dalvikvm(1316): GC_FOR_ALLOC freed 59K, 5% free 2948K/3088K, paused 78ms, total 82ms
09-03 03:33:11.637: I/dalvikvm-heap(1316): Grow heap (frag case) to 3.558MB for 635812-byte allocation
09-03 03:33:11.697: D/dalvikvm(1316): GC_FOR_ALLOC freed 2K, 4% free 3566K/3712K, paused 52ms, total 52ms
09-03 03:33:12.247: I/Choreographer(1316): Skipped 64 frames! The application may be doing too much work on its main thread.
09-03 03:33:12.367: D/gralloc_goldfish(1316): Emulator without GPU emulation detected.
09-03 03:33:12.737: I/Choreographer(1316): Skipped 47 frames! The application may be doing too much work on its main thread.
09-03 03:33:15.417: I/Choreographer(1316): Skipped 102 frames! The application may be doing too much work on its main thread.
09-03 03:33:15.867: I/Choreographer(1316): Skipped 106 frames! The application may be doing too much work on its main thread.
09-03 03:33:18.307: I/Choreographer(1316): Skipped 176 frames! The application may be doing too much work on its main thread.
09-03 03:33:20.487: D/dalvikvm(1316): GC_FOR_ALLOC freed 86K, 5% free 3904K/4068K, paused 269ms, total 275ms
09-03 03:33:23.167: I/Choreographer(1316): Skipped 121 frames! The application may be doing too much work on its main thread.
09-03 03:33:24.457: I/Choreographer(1316): Skipped 35 frames! The application may be doing too much work on its main thread.
09-03 03:33:24.847: I/Choreographer(1316): Skipped 43 frames! The application may be doing too much work on its main thread.
09-03 03:33:26.757: I/Choreographer(1316): Skipped 36 frames! The application may be doing too much work on its main thread.
09-03 03:33:30.887: W/IInputConnectionWrapper(1316): showStatusIcon on inactive InputConnection
09-03 03:33:46.937: D/dalvikvm(1316): GC_FOR_ALLOC freed 126K, 5% free 4271K/4476K, paused 273ms, total 292ms
09-03 03:33:47.337: I/Choreographer(1316): Skipped 31 frames! The application may be doing too much work on its main thread.
09-03 03:33:48.987: I/Choreographer(1316): Skipped 136 frames! The application may be doing too much work on its main thread.
09-03 03:33:53.847: I/Choreographer(1316): Skipped 151 frames! The application may be doing too much work on its main thread.
09-03 03:33:54.607: I/Choreographer(1316): Skipped 116 frames! The application may be doing too much work on its main thread.
09-03 03:33:55.037: I/Choreographer(1316): Skipped 99 frames! The application may be doing too much work on its main thread.
09-03 03:33:55.247: D/dalvikvm(1316): GC_FOR_ALLOC freed 470K, 12% free 4314K/4860K, paused 71ms, total 80ms
09-03 03:33:55.247: I/Choreographer(1316): Skipped 32 frames! The application may be doing too much work on its main thread.
09-03 03:33:55.857: I/uploadFile(1316): HTTP Response is: OK: 200
09-03 03:33:56.127: I/Choreographer(1316): Skipped 63 frames! The application may be doing too much work on its main thread.
09-03 03:33:56.477: I/Choreographer(1316): Skipped 85 frames! The application may be doing too much work on its main thread.
09-03 03:33:57.007: I/Choreographer(1316): Skipped 34 frames! The application may be doing too much work on its main thread.
09-03 03:34:22.467: W/dalvikvm(1316): threadid=14: thread exiting with uncaught exception (group=0xb3a74ba8)
09-03 03:34:22.527: E/AndroidRuntime(1316): FATAL EXCEPTION: Thread-101
09-03 03:34:22.527: E/AndroidRuntime(1316): Process: crawes.product.iagent, PID: 1316
09-03 03:34:22.527: E/AndroidRuntime(1316): java.lang.RuntimeException: Can't create handler inside thread that has not called Looper.prepare()
09-03 03:34:22.527: E/AndroidRuntime(1316): at android.os.Handler.<init>(Handler.java:200)
09-03 03:34:22.527: E/AndroidRuntime(1316): at android.os.Handler.<init>(Handler.java:114)
09-03 03:34:22.527: E/AndroidRuntime(1316): at android.app.Dialog.<init>(Dialog.java:109)
09-03 03:34:22.527: E/AndroidRuntime(1316): at android.app.AlertDialog.<init>(AlertDialog.java:114)
09-03 03:34:22.527: E/AndroidRuntime(1316): at android.app.AlertDialog.<init>(AlertDialog.java:98)
09-03 03:34:22.527: E/AndroidRuntime(1316): at android.app.ProgressDialog.<init>(ProgressDialog.java:77)
09-03 03:34:22.527: E/AndroidRuntime(1316): at crawes.product.iagent.AddProduct$CreateProduct.onPreExecute(AddProduct.java:193)
09-03 03:34:22.527: E/AndroidRuntime(1316): at android.os.AsyncTask.executeOnExecutor(AsyncTask.java:587)
09-03 03:34:22.527: E/AndroidRuntime(1316): at android.os.AsyncTask.execute(AsyncTask.java:535)
09-03 03:34:22.527: E/AndroidRuntime(1316): at crawes.product.iagent.AddProduct$3.run(AddProduct.java:154)
09-03 03:34:22.527: E/AndroidRuntime(1316): at java.lang.Thread.run(Thread.java:841)
09-03 03:34:23.207: I/Choreographer(1316): Skipped 183 frames! The application may be doing too much work on its main thread.
09-03 03:34:24.047: I/Choreographer(1316): Skipped 191 frames! The application may be doing too much work on its main thread.
09-03 03:34:24.707: I/Choreographer(1316): Skipped 126 frames! The application may be doing too much work on its main thread.
09-03 03:34:25.697: I/Choreographer(1316): Skipped 253 frames! The application may be doing too much work on its main thread.
09-03 03:34:26.427: I/Choreographer(1316): Skipped 190 frames! The application may be doing too much work on its main thread.
09-03 03:34:26.657: I/Choreographer(1316): Skipped 42 frames! The application may be doing too much work on its main thread.
09-03 03:34:28.137: E/WindowManager(1316): android.view.WindowLeaked: Activity crawes.product.iagent.AddProduct has leaked window com.android.internal.policy.impl.PhoneWindow$DecorView{b3e8c290 V.E..... R.....ID 0,0-456,144} that was originally added here
09-03 03:34:28.137: E/WindowManager(1316): at android.view.ViewRootImpl.<init>(ViewRootImpl.java:348)
09-03 03:34:28.137: E/WindowManager(1316): at android.view.WindowManagerGlobal.addView(WindowManagerGlobal.java:248)
09-03 03:34:28.137: E/WindowManager(1316): at android.view.WindowManagerImpl.addView(WindowManagerImpl.java:69)
09-03 03:34:28.137: E/WindowManager(1316): at android.app.Dialog.show(Dialog.java:286)
09-03 03:34:28.137: E/WindowManager(1316): at android.app.ProgressDialog.show(ProgressDialog.java:116)
09-03 03:34:28.137: E/WindowManager(1316): at android.app.ProgressDialog.show(ProgressDialog.java:99)
09-03 03:34:28.137: E/WindowManager(1316): at crawes.product.iagent.AddProduct.onClick(AddProduct.java:150)
09-03 03:34:28.137: E/WindowManager(1316): at android.view.View.performClick(View.java:4438)
09-03 03:34:28.137: E/WindowManager(1316): at android.view.View$PerformClick.run(View.java:18422)
09-03 03:34:28.137: E/WindowManager(1316): at android.os.Handler.handleCallback(Handler.java:733)
09-03 03:34:28.137: E/WindowManager(1316): at android.os.Handler.dispatchMessage(Handler.java:95)
09-03 03:34:28.137: E/WindowManager(1316): at android.os.Looper.loop(Looper.java:136)
09-03 03:34:28.137: E/WindowManager(1316): at android.app.ActivityThread.main(ActivityThread.java:5017)
09-03 03:34:28.137: E/WindowManager(1316): at java.lang.reflect.Method.invokeNative(Native Method)
09-03 03:34:28.137: E/WindowManager(1316): at java.lang.reflect.Method.invoke(Method.java:515)
09-03 03:34:28.137: E/WindowManager(1316): at com.android.internal.os.ZygoteInit$MethodAndArgsCaller.run(ZygoteInit.java:779)
09-03 03:34:28.137: E/WindowManager(1316): at com.android.internal.os.ZygoteInit.main(ZygoteInit.java:595)
09-03 03:34:28.137: E/WindowManager(1316): at dalvik.system.NativeStart.main(Native Method)
09-03 03:34:28.137: I/Choreographer(1316): Skipped 133 frames! The application may be doing too much work on its main thread.
09-03 03:39:22.877: I/Process(1316): Sending signal. PID: 1316 SIG: 9