Question

我正在制作一个示例应用程序，我可以将数据添加到使用WAMP服务器的在线（localhost）数据库中，我编写了一个HTML表单代码，将数据插入数据库以检查数据是否插入到表中很成功。所以我为android编写了一个示例代码，使用android插入数据，我没有强制关闭，没有错误，但数据没有插入这是我的所有代码

Form.Html

<html>
<body>
	<form action = "submit.php" method="post">
		<fieldset >
		Question : <br>
		<textarea type="text" name="question" style="height: 100px ;width:800px"> </textarea> <br><br>
		Option 1 : <br>
		<input type="text" name="option1" style="height: 50px ;width:800px"> <br><br>
		Option 2 : <br>
		<input type="text" name="option2" style="height: 50px ;width:800px"> <br><br>
		Option 3 : <br>
		<input type="text" name="option3" style="height: 50px ;width:800px"> <br><br>
		Option 4 : <br>
		<input type="text" name="option4" style="height: 50px ;width:800px"> <br><br>
		Answer :<br>
		<input type="text" name="answer" style="height: 50px ;width:800px"><br><br>

		<input type="submit" value="Submit" style="height: 40px ;width:800px">
		</fieldset>
	</form>

</body>
</html>

PHPScript

<?php
//
$response = array();

if(!empty($_POST['question']) && !empty($_POST['option1']) && !empty($_POST['option2']) && !empty($_POST['option3']) && !empty($_POST['option4']) && !empty($_POST['answer'])){
	$question = $_POST['question'];
	$option1 = $_POST['option1'];
	$option2 = $_POST['option2'];
	$option3 = $_POST['option3'];
	$option4 = $_POST['option4'];
	$answer = $_POST['answer'];
	// import db connection variables
	require_once __DIR__ . '/db_config.php';
	// connecting to mysql
	$db= new mysqli(DB_SERVER, DB_USER, DB_PASSWORD,DB_DATABASE);
	// query for insertion
	$insertQuery = "INSERT INTO `questions`(Question, Option1, Option2, Option3, Option4, Answer) VALUES ('$question','$option1','$option2','$option3','$option4','$answer')";
	// check 

	if ($db->query($insertQuery) == TRUE) {
    	echo "New record created successfully";
	} else {
    	echo "Error: " . $insertQuery . "<br>" . $db->error;
	}
	$db->close();

}else{
	 // import db connection variables
	require_once __DIR__ . '/db_config.php';
	// connecting to mysql
	$db= new mysqli(DB_SERVER, DB_USER, DB_PASSWORD,DB_DATABASE);
	// query for insertion
	$insertQuery = "INSERT INTO `questions`(Question, Option1, Option2, Option3, Option4, Answer) VALUES ('error','error','error','error','error','error')";
	// check 

	if ($db->query($insertQuery) == TRUE) {
    	echo "New record created successfully";
	} else {
    	echo "Error: " . $insertQuery . "<br>" . $db->error;
	}
	$db->close();
}

?>

MainActivity.Java

package library.danaraddi.com.myapplication;


import android.app.ProgressDialog;
import android.os.AsyncTask;
import android.os.Build;
import android.os.Bundle;
import android.os.StrictMode;
import android.support.v7.app.ActionBarActivity;
import android.util.Log;
import android.view.View;
import android.widget.Button;
import android.widget.Toast;

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.impl.client.DefaultHttpClient;
import org.apache.http.message.BasicNameValuePair;

import java.io.IOException;
import java.io.UnsupportedEncodingException;
import java.util.ArrayList;
import java.util.List;


public class MainActivity extends ActionBarActivity {
    private HttpClient httpClient;
    private HttpPost httpPost;
    private HttpResponse httpResponse;
    private List<NameValuePair> nameValuePairsList;
    private ProgressDialog pDialog;
    // JSON parser class

    @Override
    protected void onCreate(Bundle savedInstanceState) {
        super.onCreate(savedInstanceState);
        setContentView(R.layout.activity_main);
        // importing button
        Button button = (Button) findViewById(R.id.button);



        button.setOnClickListener(new View.OnClickListener() {
            @Override
            public void onClick(View v) {
                new SubmitData().execute();
            }
        });
    }

    /**
     * Async task class to get json by making HTTP call
     */
    class SubmitData extends AsyncTask<Void, Void, Void> {

        @Override
        protected void onPreExecute() {
            super.onPreExecute();
            // Showing progress dialog
            pDialog = new ProgressDialog(MainActivity.this);
            pDialog.setMessage("Please wait...");
            pDialog.setCancelable(false);
            pDialog.show();

        }

        @Override
        protected Void doInBackground(Void... params) {
            httpClient = new DefaultHttpClient();
            httpPost = new HttpPost("http://192.168.1.2/CPSScripts/submit");
            nameValuePairsList = new ArrayList<NameValuePair>();
            nameValuePairsList.add(new BasicNameValuePair("question", "question"));
            nameValuePairsList.add(new BasicNameValuePair("option1", "option1"));
            nameValuePairsList.add(new BasicNameValuePair("option2", "option2"));
            nameValuePairsList.add(new BasicNameValuePair("option3", "option3"));
            nameValuePairsList.add(new BasicNameValuePair("option4", "option4"));
            nameValuePairsList.add(new BasicNameValuePair("answer", "answer"));

            try {
                httpPost.setEntity(new UrlEncodedFormEntity(nameValuePairsList));
                httpResponse = httpClient.execute(httpPost);
                Log.i("Response", httpResponse.toString());
            } catch (UnsupportedEncodingException e) {
                Toast.makeText(MainActivity.this, "exception" + e.toString(), Toast.LENGTH_SHORT).show();
            } catch (ClientProtocolException e) {
                Toast.makeText(MainActivity.this, "exception" + e.toString(), Toast.LENGTH_SHORT).show();
            } catch (IOException e) {
                Toast.makeText(MainActivity.this, "exception" + e.toString(), Toast.LENGTH_SHORT).show();
            }

            return null;
        }

        @Override
        protected void onPostExecute(Void result) {
            super.onPostExecute(result);
            // Dismiss the progress dialog
            if (pDialog.isShowing())
                pDialog.dismiss();
        }
    }

}

PS：我使用过.php而且没有扩展但是结果相同，并在我的清单中发布了互联网权限

这是我的Log.d

01-24 02:52:02.123    1925-1952/library.danaraddi.com.myapplication I/Response﹕ org.apache.http.message.BasicHttpResponse@b30ee4d0

Android远程数据库无数据插入

0 个答案: