我有一个应用程序应该将值保存在 sql server 数据库中，但是当我签入我的数据库时，没有保存任何数据，我的代码也没有显示错误。请检查我的代码并相应地更正错误。谢谢你
反馈.java
package com.IwayAfrica.feedback;
import java.util.ArrayList;
import java.util.List;
import org.apache.http.NameValuePair;
import org.apache.http.message.BasicNameValuePair;
import org.json.JSONException;
import org.json.JSONObject;
import android.app.Activity;
import android.app.ProgressDialog;
import android.content.Intent;
import android.os.Bundle;
import android.view.View;
import android.widget.Button;
import android.widget.EditText;
import android.widget.RadioButton;
import android.widget.RadioGroup;
import android.util.Log;
import android.os.AsyncTask;
import android.content.DialogInterface;
import android.app.AlertDialog;
public class feedback extends Activity
{
private ProgressDialog pDialog;
JSONParser jsonParser = new JSONParser();
EditText inputcomment;
RadioGroup sorted;
RadioGroup ambiance;
RadioGroup rooms;
RadioGroup food;
RadioGroup reception;
Button buttonsave;
int success = 0;
String sort = "";
String room = "";
String foods = "";
String amb = "";
String rec = "";
private static String url_register_user = "http://http://localhost/IwayAfrica%20Feedback/processs.php";
private static final String TAG_SUCCESS = "success";
@Override
public void onCreate(Bundle savedInstanceState) {
super.onCreate(savedInstanceState);
setContentView(R.layout.feedback);
inputcomment = (EditText) findViewById(R.id.comment);
Button buttonsave = (Button) findViewById(R.id.btnsave);
final RadioGroup sorted = (RadioGroup)findViewById(R.id.sorted);
final RadioButton yes1 = (RadioButton)findViewById(R.id.yes1);
final RadioButton no1 = (RadioButton)findViewById(R.id.no1);
final RadioButton par = (RadioButton)findViewById(R.id.par);
final RadioGroup ambiance = (RadioGroup)findViewById(R.id.ambiance);
final RadioButton fast = (RadioButton)findViewById(R.id.fast);
final RadioButton fasten = (RadioButton)findViewById(R.id.fasten);
final RadioButton slow = (RadioButton)findViewById(R.id.slow);
final RadioGroup rooms = (RadioGroup)findViewById(R.id.rooms);
final RadioButton reyes = (RadioButton)findViewById(R.id.reyes);
final RadioButton reno = (RadioButton)findViewById(R.id.reno);
final RadioButton remaybe = (RadioButton)findViewById(R.id.remaybe);
final RadioGroup food = (RadioGroup)findViewById(R.id.food);
final RadioButton fdbest = (RadioButton)findViewById(R.id.fdbest);
final RadioButton fdgood = (RadioButton)findViewById(R.id.fdgood);
final RadioButton fdfair = (RadioButton)findViewById(R.id.fdfair);
final RadioButton fdpoor = (RadioButton)findViewById(R.id.fdpoor);
final RadioGroup reception = (RadioGroup)findViewById(R.id.reception);
final RadioButton rsbest = (RadioButton)findViewById(R.id.rsbest);
final RadioButton rsgood = (RadioButton)findViewById(R.id.rsgood);
final RadioButton rsfair = (RadioButton)findViewById(R.id.rsfair);
final RadioButton rspoor = (RadioButton)findViewById(R.id.rspoor);
Button send = (Button) findViewById(R.id.btnsave);
send.setOnClickListener(new View.OnClickListener() {
@Override
public void onClick(View v) {
String comment = inputcomment.getText().toString();
if (sorted.getCheckedRadioButtonId() == yes1.getId())
{
sort = "100";
}
else if (sorted.getCheckedRadioButtonId() == par.getId())
{
sort = "60";
}
else if (sorted.getCheckedRadioButtonId() == no1.getId())
{
sort = "30";
}
if (ambiance.getCheckedRadioButtonId() == fast.getId())
{
amb = "100";
}
else if (ambiance.getCheckedRadioButtonId() == fasten.getId())
{
amb = "60";
}
else if (ambiance.getCheckedRadioButtonId() == slow.getId())
{
amb = "30";
}
if (rooms.getCheckedRadioButtonId() == reyes.getId())
{
room = "100";
}
else if (rooms.getCheckedRadioButtonId() == remaybe.getId())
{
room = "60";
}
else if (rooms.getCheckedRadioButtonId() == reno.getId())
{
room = "30";
}
if (food.getCheckedRadioButtonId() == fdbest.getId())
{
foods = "100";
}
else if (food.getCheckedRadioButtonId() == fdgood.getId())
{
foods = "75";
}
else if (food.getCheckedRadioButtonId() == fdfair.getId())
{
foods = "50";
}
else if (food.getCheckedRadioButtonId() == fdpoor.getId())
{
foods = "25";
}
if (reception.getCheckedRadioButtonId() == rsbest.getId())
{
rec = "100";
}
else if (reception.getCheckedRadioButtonId() == rsgood.getId())
{
rec = "75";
}
else if (reception.getCheckedRadioButtonId() == rsfair.getId())
{
rec = "50";
}
else if (reception.getCheckedRadioButtonId() == rspoor.getId())
{
rec = "25";
}
new RegisterNewUser().execute();
}
});
}
public void gotomain(View v){
Intent intent = new Intent(this, main.class);
startActivity(intent);
}
class RegisterNewUser extends AsyncTask<String, String, String>{
protected String doInBackground(String... args) {
String comment = inputcomment.getText().toString();
List<NameValuePair> params = new ArrayList<NameValuePair>();
params.add(new BasicNameValuePair("comment", comment));
params.add(new BasicNameValuePair("sort", sort));
params.add(new BasicNameValuePair("amb", amb));
params.add(new BasicNameValuePair("room", room));
params.add(new BasicNameValuePair("rec", rec));
params.add(new BasicNameValuePair("foods", foods));
JSONObject json = jsonParser.makeHttpRequest(url_register_user,
"POST", params);
// check log cat fro response
Log.d("Create Response", json.toString());
// check for success tag
try {
int success = json.getInt(TAG_SUCCESS);
if (success == 1) {
// successfully created product
Intent i = new Intent(getApplicationContext(), main.class);
startActivity(i);
// closing this screen
finish();
} else {
// failed to create product
}
} catch (Exception e)
{
e.printStackTrace();
}
return null;
}
}
}
JSONParser.java
package com.IwayAfrica.feedback;
import java.io.BufferedReader;
import java.io.IOException;
import java.io.InputStream;
import java.io.InputStreamReader;
import java.io.UnsupportedEncodingException;
import java.util.List;
import org.apache.http.HttpEntity;
import org.apache.http.HttpResponse;
import org.apache.http.NameValuePair;
import org.apache.http.client.ClientProtocolException;
import org.apache.http.client.entity.UrlEncodedFormEntity;
import org.apache.http.client.methods.HttpGet;
import org.apache.http.client.methods.HttpPost;
import org.apache.http.client.utils.URLEncodedUtils;
import org.apache.http.impl.client.DefaultHttpClient;
import org.json.JSONException;
import org.json.JSONObject;
import android.util.Log;
public class JSONParser {
static InputStream is = null;
static JSONObject jObj = null;
static String json = "";
// constructor
public JSONParser() {
}
// function get json from url
// by making HTTP POST or GET mehtod
public JSONObject makeHttpRequest(String url, String method,
List<NameValuePair> params) {
// Making HTTP request
try {
// check for request method
if(method == "POST"){
// request method is POST
// defaultHttpClient
DefaultHttpClient httpClient = new DefaultHttpClient();
HttpPost httpPost = new HttpPost(url);
httpPost.setEntity(new UrlEncodedFormEntity(params));
HttpResponse httpResponse = httpClient.execute(httpPost);
HttpEntity httpEntity = httpResponse.getEntity();
is = httpEntity.getContent();
}else if(method == "GET"){
// request method is GET
DefaultHttpClient httpClient = new DefaultHttpClient();
String paramString = URLEncodedUtils.format(params, "utf-8");
url += "?" + paramString;
HttpGet httpGet = new HttpGet(url);
HttpResponse httpResponse = httpClient.execute(httpGet);
HttpEntity httpEntity = httpResponse.getEntity();
is = httpEntity.getContent();
}
} catch (UnsupportedEncodingException e) {
e.printStackTrace();
} catch (ClientProtocolException e) {
e.printStackTrace();
} catch (IOException e) {
e.printStackTrace();
}
try {
BufferedReader reader = new BufferedReader(new InputStreamReader(
is, "iso-8859-1"), 8);
StringBuilder sb = new StringBuilder();
String line = null;
while ((line = reader.readLine()) != null) {
sb.append(line + "\n");
}
is.close();
json = sb.toString();
} catch (Exception e) {
Log.e("Buffer Error", "Error converting result " + e.toString());
}
// try parse the string to a JSON object
try {
jObj = new JSONObject(json);
} catch (JSONException e) {
Log.e("JSON Parser", "Error parsing data " + e.toString());
}
// return JSON String
return jObj;
}
}
进程.php
<?php
/*
* Following code will create a new product row
* All product details are read from HTTP Post Request
*/
// array for JSON response
$response = array();
// check for required fields
if (isset($_POST['sort']) && isset($_POST['amb']) && isset($_POST['room']) && isset($_POST['foods']) && isset($_POST['rec']) && isset($_POST['comment'])) {
$problem=$_POST['sort'];
$time=$_POST['amb'];
$reccomend=$_POST['room'];
$rate1=$_POST['foods'];
$rate2=$_POST['rec'];
$improve=$_POST['comment'];
// include db connect class
require_once __DIR__ . '/connect.php';
// connecting to db
$db = new DB_CONNECT();
// mysql inserting a new row
$result = mysql_query("INSERT INTO feedback (problem,time,reccomend,rate1,rate2,improve) VALUES('$problem','$time','$reccomend','$rate1','$rate2','$improve')";
// check if row inserted or not
if ($result) {
// successfully inserted into database
$response["success"] = 1;
$response["message"] = "feedback successfull.";
// echoing JSON response
echo json_encode($response);
} else {
// failed to insert row
$response["success"] = 0;
$response["message"] = "Oops! An error occurred.";
// echoing JSON response
echo json_encode($response);
}
} else {
// required field is missing
$response["success"] = 0;
$response["message"] = "Required field(s) is missing";
// echoing JSON response
echo json_encode($response);
}
?>