チェックボックスを使用して名前のリストを表示する Android アプリケーションがあります。チェックしたアイテムとチェックしていないアイテムをデータベースに保存したい。電話にデータ項目を永続的に保存したくありません。データ (チェック済みおよび未チェック) を電話に一時的に保存し、Web サービス経由でデータベースに転送できるメカニズムが必要です。
誰でもこれを行う方法を教えてもらえますか? 現在のコードにどのような変更を加える必要がありますか?
リストを表示する私のAndroidコードは次のとおりです。
package com.demo;
import java.io.IOException;
import java.io.UnsupportedEncodingException;
import java.net.SocketException;
import java.util.ArrayList;
import java.util.List;
import org.apache.http.NameValuePair;
import android.app.Activity;
import android.app.AlertDialog;
import an droid.content.DialogInterface;
import android.os.Bundle;
import android.util.Log;
import android.widget.TextView;
import org.apache.http.client.entity.UrlEncodedFormEntity;
import org.apache.http.HttpEntity;
import org.apache.http.HttpResponse;
import org.apache.http.client.ClientProtocolException;
import org.apache.http.client.HttpClient;
import org.apache.http.client.methods.HttpPost;
import org.apache.http.impl.client.DefaultHttpClient;
import org.apache.http.message.BasicNameValuePair;
import org.apache.http.protocol.HTTP;
import org.json.JSONArray;
import org.json.JSONException;
import org.json.JSONObject;
import org.ksoap2.SoapEnvelope;
import org.ksoap2.serialization.SoapObject;
import org.ksoap2.serialization.SoapPrimitive;
import org.ksoap2.serialization.SoapSerializationEnvelope;
import org.ksoap2.transport.HttpTransportSE;
public class TestApp extends Activity {
private static final String SOAP_ACTION = "http://tempuri.org/getData";
private static final String METHOD_NAME = "getData";
private static final String NAMESPACE = "http://tempuri.org/";
private static final String URL = "http://10.0.2.2/getdata2/Service1.asmx";
TextView tv;
boolean[] bln1=null;
@Override
public void onCreate(Bundle savedInstanceState) {
super.onCreate(savedInstanceState);
setContentView(R.layout.main);
tv=(TextView)findViewById(R.id.text1);
String[] arr2= call();
boolean[] bln=new boolean[arr2.length];
for(int i=0;i<arr2.length;i++)
{
bln[i]=false;
}
bln1 = new boolean[arr2.length];
new AlertDialog.Builder(TestApp.this)
.setIcon(R.drawable.alert_dialog_icon)
.setTitle("Title")
.setMultiChoiceItems(arr2,
bln,
new DialogInterface.OnMultiChoiceClickListener() {
public void onClick(DialogInterface dialog, int whichButton,
boolean isChecked) {
if(isChecked){
bln1[whichButton] = true;
}
else{
bln1[whichButton] = false;
}
}
})
.setPositiveButton("Ok", new DialogInterface.OnClickListener() {
public void onClick(DialogInterface dialog, int whichButton) {
JSONObject jsonObject = new JSONObject();
String[] arr2=call();
for(int i=0;i<arr2.length;i++)
try {
jsonObject.put("key"+i,arr2[i]);
} catch (JSONException e) {
// TODO Auto-generated catch block
e.printStackTrace();
}
JSONArray jArrayParam = new JSONArray();
jArrayParam.put(jsonObject);
List<NameValuePair> nameValuePair = new ArrayList<NameValuePair>();
nameValuePair.add(new BasicNameValuePair("bulkdata",
jArrayParam.toString()));
Log.e("bulkdata", jArrayParam.toString());
HttpClient httpclient = new DefaultHttpClient();
HttpPost httppost = new HttpPost("http://10.0.2.2/login2/Service1.asmx");//web service to send data to to forward to database
httppost.addHeader("Content-Type", "application/x-www-form-urlencoded");
try {
httppost.setEntity(new UrlEncodedFormEntity(nameValuePair, HTTP.UTF_8));
} catch (UnsupportedEncodingException e1) {
// TODO Auto-generated catch block
e1.printStackTrace();
}
// Execute HTTP Post Request
try {
HttpResponse response=null;
response = httpclient.execute(httppost);
HttpEntity entity = response.getEntity();
Log.e("entity:",entity.toString());
} catch (ClientProtocolException e) {
// TODO Auto-generated catch block
e.printStackTrace();
} catch (IOException e) {
// TODO Auto-generated catch block
e.printStackTrace();
}
// get response entity
}
})
.setNegativeButton("Cancel", new DialogInterface.OnClickListener() {
public void onClick(DialogInterface dialog, int whichButton) {
}
})
.show();
}
public String[] call()
{
SoapPrimitive responsesData = null;
SoapObject request = new SoapObject(NAMESPACE, METHOD_NAME);
SoapSerializationEnvelope envelope = new SoapSerializationEnvelope(
SoapEnvelope.VER11);
envelope.dotNet = true;
envelope.setOutputSoapObject(request);
HttpTransportSE androidHttpTransport = new HttpTransportSE(URL);
androidHttpTransport.debug = true;
try {
androidHttpTransport.call(SOAP_ACTION, envelope);
responsesData = (SoapPrimitive) envelope.getResponse();
System.out.println(" --- response ---- " + responsesData);
} catch (SocketException ex) {
ex.printStackTrace();
} catch (Exception e) {
e.printStackTrace();
}
System.out.println( " ----" + responsesData );
String serviceResponse= responsesData .toString();
String[] temp;
String delimiter = "#";
temp= serviceResponse.split(delimiter);
System.out.println( " ---- length ---- " + temp.length);
return temp;
}
}
