- Forum posts: 1
May 3, 2018, 7:34:44 PM via Website
May 3, 2018 7:34:44 PM via Website
Well at first I would want to say that I'm preety new to android studios.
Anyway this is a problem that I get:
full program in text file is here:
package com.example.madcoala.zavrsnirad;
import android.os.Bundle;
import android.support.design.widget.FloatingActionButton;
import android.support.design.widget.Snackbar;
import android.support.v7.app.AppCompatActivity;
import android.support.v7.widget.Toolbar;
import android.view.View;
import android.view.Menu;
import android.view.MenuItem;
import android.widget.Button;
import android.widget.EditText;
import android.widget.TextView;
import com.android.volley.AuthFailureError;
import com.android.volley.Request;
import com.android.volley.RequestQueue;
import com.android.volley.Response;
import com.android.volley.VolleyError;
import com.android.volley.toolbox.JsonObjectRequest;
import com.android.volley.toolbox.StringRequest;
import com.android.volley.toolbox.Volley;
import org.json.JSONArray;
import org.json.JSONException;
import org.json.JSONObject;
import java.util.HashMap;
import java.util.Map;
public class MainActivity extends AppCompatActivity {
EditText vlasnik, stvar, opis;
//EditText firstname,lastname;
Button insert, show;
TextView result;
RequestQueue requestQueue;
String insertUrl = "----//192.168.1.8:1234/insertIzgubljeno.php";
String showUrl = "----//192.168.1.8:1234/showIzgubljeno.php";
@Override
protected void onCreate(Bundle savedInstanceState) {
super.onCreate(savedInstanceState);
setContentView(R.layout.activity_main);
vlasnik = (EditText) findViewById(R.id.editText);
stvar = (EditText) findViewById(R.id.editText2);
opis = (EditText) findViewById(R.id.editText3);
insert = (Button) findViewById(R.id.insert);
show = (Button) findViewById(R.id.show);
result = (TextView) findViewById(R.id.textView);
requestQueue = Volley.newRequestQueue(getApplicationContext());
show.setOnClickListener(new View.OnClickListener() {
@Override
public void onClick(View view) {
JsonObjectRequest jsonObjectRequest = new JsonObjectRequest(Request.Method.POST,
showUrl, new Response.Listener<JSONObject>() {
@Override
public void onResponse(JSONObject response) {
try {
JSONArray lost = response.getJSONArray("lost");
int i;
for (i = 0; i < lost.length(); i++) {
JSONObject izgubljeno = lost.getJSONObject(i);
String vlasnik = izgubljeno.getString("vlasnik");
String stvar = izgubljeno.getString("stvar");
String opis = izgubljeno.getString("opis");
result.append(vlasnik + " " + stvar + " " + opis + "\n");
}
result.append("===\n");
} catch (JSONException e) {
e.printStackTrace();
}
}
}, new Response.ErrorListener() {
@Override
public void onErrorResponse(VolleyError error) {
}
});
requestQueue.add(jsonObjectRequest);
}
});
insert.setOnClickListener(new View.OnClickListener() {
@Override
public void onClick(View view) {
StringRequest request = new StringRequest(Request.Method.POST, insertUrl, new Response.Listener<String>() {
@Override
public void onResponse(String response) {
}
}, new Response.ErrorListener() {
@Override
public void onErrorResponse(VolleyError error) {
}
}) {
@Override
protected Map<String, String> getParams() throws AuthFailureError {
Map<String, String> parameters = new HashMap<String, String>();
parameters.put("vlasnik", vlasnik.getText().toString());
parameters.put("stvar", stvar.getText().toString());
parameters.put("opis", opis.getText().toString());
return parameters;
}
};
requestQueue.add(request);
}
});
}
}