我的代码：
protected void onActivityResult(int requestCode, int resultCode, @Nullable Intent data) {
super.onActivityResult(requestCode, resultCode, data);
if (requestCode == 100 && resultCode == RESULT_OK && data != null) {
//getting the image Uri
final Uri imageUri = data.getData();
// File file = new File(selectedFileURI.getPath().toString());
getFileName(imageUri);
try {
//getting bitmap object from uri
final Bitmap bitmap = MediaStore.Images.Media.getBitmap(this.getContentResolver(), imageUri);
//displaying selected image to imageview
final String sno = getIntent().getExtras().getString("sno");
final ImageView file = (ImageView)findViewById(R.id.file_img);
final AlertDialog.Builder builder = new AlertDialog.Builder(ChatActivity.this);
builder.setTitle("send");
builder.setMessage(getFileName(imageUri));
builder.setPositiveButton("OK",
new DialogInterface.OnClickListener() {
public void onClick(DialogInterface dialog, int which) {
ChatMessage chatMessage = new ChatMessage();
chatMessage.setMessageFile(String.valueOf(getFileDataFromDrawable(bitmap)));
chatMessage.setFileName(getFileName(imageUri));
chatMessage.setUserId(sno);
chatMessage.setReply_msg("0");
chatMessage.setReply_user("0");
final String time = "now";
chatMessage.setMessageTime(time);
((ChatAdapter) listView.getAdapter()).notifyDataSetChanged();
Scroll();
chatMessages.add(chatMessage);
chatAdapter.notifyDataSetChanged();
file.setImageBitmap(bitmap);
// chatAdapter.getView()
//calling the method uploadBitmap to upload image
uploadFile(bitmap);
}
});
builder.show();
// chatAdapter.getView()
//calling the method uploadBitmap to upload image
// uploadFile(bitmap);
} catch (IOException e) {
e.printStackTrace();
}
}
}
private void uploadFile(final Bitmap bitmap) {
final String topic_id = getIntent().getExtras().getString("topic_id");
final String sno = getIntent().getExtras().getString("sno");
VolleyMultipartRequest volleyMultipartRequest = new VolleyMultipartRequest(Request.Method.POST, URL_INSERT,
new Response.Listener<NetworkResponse>() {
@Override
public void onResponse(NetworkResponse response) {
try {
// JSONObject obj = new JSONObject(new String(response.data));
JSONObject jsonObject = new JSONObject();
String success = jsonObject.getString("m_insert_status");
JSONArray jsonArray = jsonObject.getJSONArray("data");
if (success.equals("true")) {
startActivity(getIntent());
for (int i = 0; i < jsonArray.length(); i++) {
JSONObject object = jsonArray.getJSONObject(i);
Toast.makeText(getApplicationContext(), object.getString("message"), Toast.LENGTH_SHORT).show();
}
}
} catch (JSONException e) {
e.printStackTrace();
}
}
},
new Response.ErrorListener() {
@Override
public void onErrorResponse(VolleyError error) {
Toast.makeText(getApplicationContext(), error.getMessage(), Toast.LENGTH_SHORT).show();
}
}) {
/*
* If you want to add more parameters with the image
* you can do it here
* here we have only one parameter with the image
* which is tags
* */
@Override
protected Map<String, String> getParams() throws AuthFailureError {
Map<String, String> params = new HashMap<>();
params.put("sno", sno);
params.put("topic_id", topic_id);
return params;
}
/*
* Here we are passing image by renaming it with a unique name
* */
@RequiresApi(api = Build.VERSION_CODES.O)
@Override
protected Map<String, VolleyMultipartRequest.DataPart> getByteData() {
Map<String, VolleyMultipartRequest.DataPart> params = new HashMap<>();
long imagename = System.currentTimeMillis();
params.put("attach_files", new VolleyMultipartRequest.DataPart(imagename + ".jpg", getFileDataFromDrawable(bitmap)));
String pdfName = String.valueOf(System.currentTimeMillis() + ".pdf");
return params;
}
};
volleyMultipartRequest.setRetryPolicy(
new DefaultRetryPolicy(
0,
-1,
DefaultRetryPolicy.DEFAULT_BACKOFF_MULT
)
);
//adding the request to volley
Volley.newRequestQueue(this).add(volleyMultipartRequest);
}