WebAPIRequest.cs
import java.io.BufferedReader;
import java.io.IOException;
import java.io.InputStream;
import java.io.InputStreamReader;
import java.net.URI;
import java.net.URISyntaxException;
import java.util.ArrayList;
import java.util.List;
import javax.xml.parsers.DocumentBuilder;
import javax.xml.parsers.DocumentBuilderFactory;
import javax.xml.parsers.ParserConfigurationException;
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.impl.client.DefaultHttpClient;
import org.apache.http.message.BasicNameValuePair;
import org.apache.http.params.BasicHttpParams;
import org.apache.http.params.HttpConnectionParams;
import org.apache.http.params.HttpParams;
import org.w3c.dom.Document;
import org.xml.sax.SAXException;
public class WebAPIRequest
{
public static String convertStreamToString(InputStream is)
throws IOException {
if (is != null)
{
StringBuilder sb = new StringBuilder();
String line;
try {
BufferedReader reader = new BufferedReader(
new InputStreamReader(is, "UTF-8"));
while ((line = reader.readLine()) != null) {
sb.append(line).append("\n");
}
} finally {
is.close();
}
return sb.toString();
} else {
return "";
}
}
public Document performPost(String url, String body) {
Document doc = null;
try {
HttpParams basicparams = new BasicHttpParams();
URI uri = new URI(url);
HttpPost method = new HttpPost(uri);
int timeoutConnection = 60000;
HttpConnectionParams.setConnectionTimeout(basicparams,timeoutConnection);
DefaultHttpClient client = new DefaultHttpClient(basicparams);
List<NameValuePair> nameValuePairs = new ArrayList<NameValuePair>(2);
body = body.replaceAll("%20", " ");
String[] parameters = body.split("&");
for (int i = 0; i < parameters.length; i++) {
String[] parameter = parameters[i].split("=");
if (parameter.length >= 2) {
nameValuePairs.add(new BasicNameValuePair(parameter[0],
parameter[1]));
}
}
method.setEntity(new UrlEncodedFormEntity(nameValuePairs));
HttpResponse res = client.execute(method);
InputStream data = res.getEntity().getContent();
DocumentBuilderFactory dbf = DocumentBuilderFactory.newInstance();
DocumentBuilder db = dbf.newDocumentBuilder();
doc = db.parse(data);
} catch (ClientProtocolException e) {
// TODO Auto-generated catch block
// e.printStackTrace();
} catch (IOException e) {
// TODO Auto-generated catch block
e.printStackTrace();
} catch (URISyntaxException e) {
// TODO Auto-generated catch block
// e.printStackTrace();
} catch (ParserConfigurationException e) {
// TODO Auto-generated catch block
e.printStackTrace();
} catch (SAXException e) {
// TODO Auto-generated catch block
e.printStackTrace();
} catch (Exception e) {
// TODO Auto-generated catch block
e.printStackTrace();
}
return doc;
}
public String performPostAsString(String url,
ArrayList<NameValuePair> nameValuePairs) {
String value = null;
try {
HttpParams basicparams = new BasicHttpParams();
URI uri = new URI(url);
HttpPost method = new HttpPost(uri);
int timeoutConnection = 60000;
HttpConnectionParams.setConnectionTimeout(basicparams,
timeoutConnection);
DefaultHttpClient client = new DefaultHttpClient(basicparams);
method.setEntity(new UrlEncodedFormEntity(nameValuePairs));
HttpResponse res = client.execute(method);
InputStream data = res.getEntity().getContent();
value = convertStreamToString(data);
} catch (ClientProtocolException e) {
// TODO Auto-generated catch block
// e.printStackTrace();
} catch (IOException e) {
// TODO Auto-generated catch block
e.printStackTrace();
} catch (URISyntaxException e) {
// TODO Auto-generated catch block
// e.printStackTrace();
} catch (Exception e) {
// TODO Auto-generated catch block
e.printStackTrace();
}
return value;
}
public String performGet(String url) {
url = url.replace(" ", "%20");
System.out.println(url);
String strres = null;
try {
HttpParams basicparams = new BasicHttpParams();
int timeoutConnection = 60000;
HttpConnectionParams.setConnectionTimeout(basicparams,
timeoutConnection);
DefaultHttpClient client = new DefaultHttpClient(basicparams);
URI uri = new URI(url);
// url.replaceAll("%20"," ");
HttpGet method = new HttpGet(uri);
HttpResponse res = client.execute(method);
InputStream data = res.getEntity().getContent();
strres = convertStreamToString(data);
} catch (ClientProtocolException e) {
// TODO Auto-generated catch block
// e.printStackTrace();
} catch (IOException e) {
// TODO Auto-generated catch block
e.printStackTrace();
} catch (URISyntaxException e) {
// TODO Auto-generated catch block
e.printStackTrace();
}
return strres;
}
}
How to use in webservices
import java.io.IOException;
import java.util.ArrayList;
import java.util.List;
import org.json.JSONArray;
import org.json.JSONException;
import org.json.JSONObject;
import com.Cust.HttpServicepk.WebAPIRequest;
import android.R.string;
import android.os.AsyncTask;
import android.os.Bundle;
import android.app.Activity;
import android.app.ProgressDialog;
import android.content.Intent;
import android.util.Log;
import android.view.LayoutInflater;
import android.view.Menu;
import android.view.View;
import android.view.View.OnClickListener;
import android.view.ViewGroup;
import android.widget.AdapterView;
import android.widget.AdapterView.OnItemClickListener;
import android.widget.BaseAdapter;
import android.widget.Button;
import android.widget.ListView;
import android.widget.TextView;
import android.widget.Toast;
public class MainAtivity extends Activity {
ListView lv;
String respo = "";
Button btnback;
WebAPIRequest wb = new WebAPIRequest();
ArrayList<String> CatList = new ArrayList<String>();
ArrayList<String> CatIDList = new ArrayList<String>();
DBHelper db = new DBHelper(this);
@Override
protected void onCreate(Bundle savedInstanceState) {
super.onCreate(savedInstanceState);
setContentView(R.layout.activity_main);
btnback = (Button) findViewById(R.id.buttonback);
btnback.setOnClickListener(new OnClickListener() {
@Override
public void onClick(View arg0) {
// TODO Auto-generated method stub
Intent i = new Intent(getApplicationContext(), Homescr.class);
startActivity(i);
}
});
try
{
db.createDataBase();
} catch (IOException e) {
// TODO Auto-generated catch block
e.printStackTrace();
}
String url = "http://www.roms.webege.com/service_category.php";
new display_activity().execute(url);
lv = (ListView) findViewById(R.id.listView1);
OnItemClickListener clickListener = new OnItemClickListener()
{
@Override
public void onItemClick(AdapterView<?> arg0, View arg1, int arg2,
long arg3) {
// TODO Auto-generated method stub
// String CatID = CatIDList.toArray()[arg2].toString();
String CatID = CatIDList.get(arg2);
String Catname = CatList.get(arg2);
Intent i = new Intent(getApplicationContext(), Item.class);
i.putExtra("ID", CatID);
i.putExtra("CatName", Catname);
startActivity(i);
Toast.makeText(getApplicationContext(), CatID, 0).show();
}
};
lv.setOnItemClickListener(clickListener);
}
public class custlist extends BaseAdapter {
@Override
public int getCount() {
// TODO Auto-generated method stub
return CatList.toArray().length;
}
@Override
public Object getItem(int arg0) {
// TODO Auto-generated method stub
return CatList.toArray()[arg0];
}
@Override
public long getItemId(int arg0) {
// TODO Auto-generated method stub
return arg0;
}
@Override
public View getView(int arg0, View arg1, ViewGroup arg2) {
// TODO Auto-generated method stub
LayoutInflater layoutInflater;
layoutInflater = getLayoutInflater();
layoutInflater = LayoutInflater.from(MainAtivity.this);
arg1 = layoutInflater.inflate(R.layout.raw, null);
TextView tv = (TextView) arg1.findViewById(R.id.textViewstarter);
TextView tvid = (TextView) arg1.findViewById(R.id.catid);
// Log.i("NAME",CatList.toArray()[arg0].toString());
tv.setText(CatList.toArray()[arg0].toString());
tvid.setText(CatIDList.toArray()[arg0].toString());
return arg1;
}
}
public class display_activity extends AsyncTask<String, Void, Void>
{
ProgressDialog pd;
@Override
protected void onPreExecute()
{
// TODO Auto-generated method stub
super.onPreExecute();
Log.i("CALL", "CALL");
pd = ProgressDialog.show(MainAtivity.this, "Loading .....",
"Fatching data");
}
@Override
protected Void doInBackground(String... arg0) {
// TODO Auto-generated method stub
try {
respo = wb.performGet(arg0[0]);
Log.i("JSON", respo);
Toast.makeText(getApplicationContext(), respo, 0).show();
} catch (Exception e) {
// TODO: handle exception
Log.i("ERROR", e.getMessage().toString());
}
return null;
}
@Override
protected void onPostExecute(Void result) {
// TODO Auto-generated method stub
super.onPostExecute(result);
Log.i("CALL", "CALL");
JSONObject jsonResponse;
JSONArray jsarray;
// JSONArray CatID;
try {
String[] resspdata = respo.toString().trim().split("<!");
Log.i("SPData", resspdata[0].toString());
jsonResponse = new JSONObject(respo);
// Log.i("JSON", jsonResponse.toString());
jsarray = new JSONArray();
jsarray = jsonResponse.getJSONArray("members");
Log.i("JSON", jsarray.getString(1));
//
//
for (int i = 0; i < jsarray.length(); i++)
{
JSONObject row = jsarray.getJSONObject(i);
String CatName1 = row.getString("CatName");
String CatID = row.getString("CatID");
CatList.add(CatName1);
// Strin = row.getString("name");
CatIDList.add(CatID);
}
// CatIDList.get(1);
//
custlist c = new custlist();
lv.setAdapter(c);
// Log.i("AFTJSON", "AFTJSON" + jsonResponse.get("username"));
// Log.i("AFTJSON", "AFTJSON" + jsonResponse.get("password"));
// Log.i("AFTJSON", "AFTJSON" + jsonResponse.get("role_id_f"));
} catch (Exception e1) {
// TODO Auto-generated catch block
e1.printStackTrace();
}
try {
// JSONArray js =new JSONArray(respo);
// Log.i("JSON", js.getString(1));
} catch (Exception e) {
// TODO Auto-generated catch block
e.printStackTrace();
} finally {
pd.dismiss();
}
}
}
}
import java.util.ArrayList;
import java.util.List;
import org.json.JSONArray;
import org.json.JSONException;
import org.json.JSONObject;
import com.Cust.HttpServicepk.WebAPIRequest;
import android.R.string;
import android.os.AsyncTask;
import android.os.Bundle;
import android.app.Activity;
import android.app.ProgressDialog;
import android.content.Intent;
import android.util.Log;
import android.view.LayoutInflater;
import android.view.Menu;
import android.view.View;
import android.view.View.OnClickListener;
import android.view.ViewGroup;
import android.widget.AdapterView;
import android.widget.AdapterView.OnItemClickListener;
import android.widget.BaseAdapter;
import android.widget.Button;
import android.widget.ListView;
import android.widget.TextView;
import android.widget.Toast;
public class MainAtivity extends Activity {
ListView lv;
String respo = "";
Button btnback;
WebAPIRequest wb = new WebAPIRequest();
ArrayList<String> CatList = new ArrayList<String>();
ArrayList<String> CatIDList = new ArrayList<String>();
DBHelper db = new DBHelper(this);
@Override
protected void onCreate(Bundle savedInstanceState) {
super.onCreate(savedInstanceState);
setContentView(R.layout.activity_main);
btnback = (Button) findViewById(R.id.buttonback);
btnback.setOnClickListener(new OnClickListener() {
@Override
public void onClick(View arg0) {
// TODO Auto-generated method stub
Intent i = new Intent(getApplicationContext(), Homescr.class);
startActivity(i);
}
});
try
{
db.createDataBase();
} catch (IOException e) {
// TODO Auto-generated catch block
e.printStackTrace();
}
String url = "http://www.roms.webege.com/service_category.php";
new display_activity().execute(url);
lv = (ListView) findViewById(R.id.listView1);
OnItemClickListener clickListener = new OnItemClickListener()
{
@Override
public void onItemClick(AdapterView<?> arg0, View arg1, int arg2,
long arg3) {
// TODO Auto-generated method stub
// String CatID = CatIDList.toArray()[arg2].toString();
String CatID = CatIDList.get(arg2);
String Catname = CatList.get(arg2);
Intent i = new Intent(getApplicationContext(), Item.class);
i.putExtra("ID", CatID);
i.putExtra("CatName", Catname);
startActivity(i);
Toast.makeText(getApplicationContext(), CatID, 0).show();
}
};
lv.setOnItemClickListener(clickListener);
}
public class custlist extends BaseAdapter {
@Override
public int getCount() {
// TODO Auto-generated method stub
return CatList.toArray().length;
}
@Override
public Object getItem(int arg0) {
// TODO Auto-generated method stub
return CatList.toArray()[arg0];
}
@Override
public long getItemId(int arg0) {
// TODO Auto-generated method stub
return arg0;
}
@Override
public View getView(int arg0, View arg1, ViewGroup arg2) {
// TODO Auto-generated method stub
LayoutInflater layoutInflater;
layoutInflater = getLayoutInflater();
layoutInflater = LayoutInflater.from(MainAtivity.this);
arg1 = layoutInflater.inflate(R.layout.raw, null);
TextView tv = (TextView) arg1.findViewById(R.id.textViewstarter);
TextView tvid = (TextView) arg1.findViewById(R.id.catid);
// Log.i("NAME",CatList.toArray()[arg0].toString());
tv.setText(CatList.toArray()[arg0].toString());
tvid.setText(CatIDList.toArray()[arg0].toString());
return arg1;
}
}
public class display_activity extends AsyncTask<String, Void, Void>
{
ProgressDialog pd;
@Override
protected void onPreExecute()
{
// TODO Auto-generated method stub
super.onPreExecute();
Log.i("CALL", "CALL");
pd = ProgressDialog.show(MainAtivity.this, "Loading .....",
"Fatching data");
}
@Override
protected Void doInBackground(String... arg0) {
// TODO Auto-generated method stub
try {
respo = wb.performGet(arg0[0]);
Log.i("JSON", respo);
Toast.makeText(getApplicationContext(), respo, 0).show();
} catch (Exception e) {
// TODO: handle exception
Log.i("ERROR", e.getMessage().toString());
}
return null;
}
@Override
protected void onPostExecute(Void result) {
// TODO Auto-generated method stub
super.onPostExecute(result);
Log.i("CALL", "CALL");
JSONObject jsonResponse;
JSONArray jsarray;
// JSONArray CatID;
try {
String[] resspdata = respo.toString().trim().split("<!");
Log.i("SPData", resspdata[0].toString());
jsonResponse = new JSONObject(respo);
// Log.i("JSON", jsonResponse.toString());
jsarray = new JSONArray();
jsarray = jsonResponse.getJSONArray("members");
Log.i("JSON", jsarray.getString(1));
//
//
for (int i = 0; i < jsarray.length(); i++)
{
JSONObject row = jsarray.getJSONObject(i);
String CatName1 = row.getString("CatName");
String CatID = row.getString("CatID");
CatList.add(CatName1);
// Strin = row.getString("name");
CatIDList.add(CatID);
}
// CatIDList.get(1);
//
custlist c = new custlist();
lv.setAdapter(c);
// Log.i("AFTJSON", "AFTJSON" + jsonResponse.get("username"));
// Log.i("AFTJSON", "AFTJSON" + jsonResponse.get("password"));
// Log.i("AFTJSON", "AFTJSON" + jsonResponse.get("role_id_f"));
} catch (Exception e1) {
// TODO Auto-generated catch block
e1.printStackTrace();
}
try {
// JSONArray js =new JSONArray(respo);
// Log.i("JSON", js.getString(1));
} catch (Exception e) {
// TODO Auto-generated catch block
e.printStackTrace();
} finally {
pd.dismiss();
}
}
}
}