Java tutorial
package com.ateam.alleneatonautorentals; import java.util.ArrayList; import java.util.HashMap; import java.util.List; import org.apache.http.NameValuePair; import org.apache.http.message.BasicNameValuePair; import org.json.JSONArray; import org.json.JSONException; import org.json.JSONObject; import android.app.ListActivity; import android.app.ProgressDialog; import android.content.Intent; import android.os.AsyncTask; import android.os.Bundle; import android.util.Log; import android.view.Menu; import android.view.View; import android.widget.AdapterView; import android.widget.ListAdapter; import android.widget.ListView; import android.widget.SimpleAdapter; import android.widget.TextView; import android.widget.Toast; import android.widget.AdapterView.OnItemClickListener; import com.ateam.alleneatonautorentals.SalesViewReservations.LoadAllUserRes; public class SalesViewContracts extends ListActivity { private ProgressDialog progressDialog; JSONParser jsonParser = new JSONParser(); ArrayList<HashMap<String, String>> resList; private static final String RES_URL = "http://people.eecs.ku.edu/~kwu96/ATeamScripts/list_contracts.php"; private static final String TAG_SUCCESS = "success"; private static final String TAG_CONTRACTS = "contracts"; //private static final String TAG_UNAME = //private static final String TAG_UEMAIL = private static final String TAG_CARID = "car_id"; private static final String TAG_GPS = "GPS"; private static final String TAG_CHILDSEAT = "child_seat"; private static final String TAG_KTAG = "k_tag"; private static final String TAG_ASSISTANCE = "assistance"; private static final String TAG_DINSURANCE = "damage_insurance"; private static final String TAG_AINSURANCE = "accident_insurance"; private static final String TAG_START = "start_date"; private static final String TAG_END = "end_date"; private static final String TAG_CITY = "city"; private static final String TAG_STATE = "state"; private static final String TAG_EMPLOYEEEMAIL = "employee_email"; private static final String TAG_CARTYPE = "car_type"; private static final String TAG_CARMAKE = "car_make"; private static final String TAG_CARMODEL = "car_model"; private static final String TAG_CARLICENSE = "car_license_plate"; private static final String TAG_CARLICENSESTATE = "car_license_state"; private static final String TAG_CARYEAR = "car_year"; private static final String TAG_CHECKINDATE = "checkedin_date"; private static final String TAG_CARDNUMBER = "card_number"; private String userEmail; private String name; private String key; JSONArray res = null; @Override protected void onCreate(Bundle savedInstanceState) { super.onCreate(savedInstanceState); setContentView(R.layout.view_contracts); Intent getIntent = getIntent(); userEmail = getIntent.getStringExtra("email"); key = getIntent.getStringExtra("key"); name = getIntent.getStringExtra("name"); resList = new ArrayList<HashMap<String, String>>(); new LoadAllUserRes().execute(); ListView lv = getListView(); lv.setOnItemClickListener(new OnItemClickListener() { @Override public void onItemClick(AdapterView<?> parent, View view, int position, long id) { String card_number = ((TextView) view.findViewById(R.id.list_contract_cardnumber)).getText() .toString(); String carid = ((TextView) view.findViewById(R.id.list_contract_car_id)).getText().toString(); String car_type = ((TextView) view.findViewById(R.id.list_contract_car_type)).getText().toString(); String car_make = ((TextView) view.findViewById(R.id.list_contract_car_make)).getText().toString(); String car_model = ((TextView) view.findViewById(R.id.list_contract_car_model)).getText() .toString(); String car_year = ((TextView) view.findViewById(R.id.list_contract_car_year)).getText().toString(); String license_plate = ((TextView) view.findViewById(R.id.list_contract_license_plate)).getText() .toString(); String license_state = ((TextView) view.findViewById(R.id.list_contract_license_state)).getText() .toString(); String employee_email = ((TextView) view.findViewById(R.id.list_contract_employee_email)).getText() .toString(); String state = ((TextView) view.findViewById(R.id.list_contract_state)).getText().toString(); String city = ((TextView) view.findViewById(R.id.list_contract_city)).getText().toString(); String start_date = ((TextView) view.findViewById(R.id.list_contract_start_date)).getText() .toString(); String end_date = ((TextView) view.findViewById(R.id.list_contract_end_date)).getText().toString(); String gps = ((TextView) view.findViewById(R.id.list_contract_gps)).getText().toString(); String child_seat = ((TextView) view.findViewById(R.id.list_contract_child_seat)).getText() .toString(); String k_tag = ((TextView) view.findViewById(R.id.list_contract_ktag)).getText().toString(); String assistance = ((TextView) view.findViewById(R.id.list_contract_assistance)).getText() .toString(); String dinsurance = ((TextView) view.findViewById(R.id.list_contract_dinsurance)).getText() .toString(); String ainsurance = ((TextView) view.findViewById(R.id.list_contract_ainsurance)).getText() .toString(); String checkin = ((TextView) view.findViewById(R.id.list_contract_checkin_date)).getText() .toString(); Intent ii = new Intent(getApplicationContext(), SalesPrintContract.class); ii.putExtra("cardnumber", card_number); ii.putExtra("carid", carid); ii.putExtra("cartype", car_type); ii.putExtra("carmake", car_make); ii.putExtra("carmodel", car_model); ii.putExtra("caryear", car_year); ii.putExtra("lplate", license_plate); ii.putExtra("lstate", license_state); ii.putExtra("ktag", k_tag); ii.putExtra("eemail", employee_email); ii.putExtra("state", state); ii.putExtra("city", city); ii.putExtra("start_date", start_date); ii.putExtra("end_date", end_date); ii.putExtra("gps", gps); ii.putExtra("child_seat", child_seat); ii.putExtra("ktag", k_tag); ii.putExtra("assistance", assistance); ii.putExtra("dinsurance", dinsurance); ii.putExtra("ainsurance", ainsurance); ii.putExtra("checkin", checkin); ii.putExtra("email", userEmail); ii.putExtra("key", key); ii.putExtra("name", name); startActivity(ii); finish(); } }); } @Override public boolean onCreateOptionsMenu(Menu menu) { getMenuInflater().inflate(R.menu.main, menu); return true; } class LoadAllUserRes extends AsyncTask<String, String, String> { @Override protected void onPreExecute() { super.onPreExecute(); progressDialog = new ProgressDialog(SalesViewContracts.this); progressDialog.setMessage("Loading contracts..."); progressDialog.setIndeterminate(false); progressDialog.setCancelable(false); progressDialog.show(); } @Override protected String doInBackground(String... args) { List<NameValuePair> params = new ArrayList<NameValuePair>(); params.add(new BasicNameValuePair("username", userEmail)); JSONObject json = jsonParser.makeHttpRequest(RES_URL, "POST", params); Log.d("All Reservations: ", json.toString()); try { int success = json.getInt(TAG_SUCCESS); if (success == 1) { res = json.getJSONArray(TAG_CONTRACTS); for (int i = 0; i < res.length(); i++) { JSONObject c = res.getJSONObject(i); String car_id = c.getString(TAG_CARID); String GPS = c.getString(TAG_GPS); String child_seat = c.getString(TAG_CHILDSEAT); String k_tag = c.getString(TAG_KTAG); String assistance = c.getString(TAG_ASSISTANCE); String dinsurance = c.getString(TAG_DINSURANCE); String ainsurance = c.getString(TAG_AINSURANCE); String startdate = c.getString(TAG_START); String enddate = c.getString(TAG_END); String city = c.getString(TAG_CITY); String state = c.getString(TAG_STATE); String eemail = c.getString(TAG_EMPLOYEEEMAIL); String car_type = c.getString(TAG_CARTYPE); String car_make = c.getString(TAG_CARMAKE); String car_model = c.getString(TAG_CARMODEL); String license = c.getString(TAG_CARLICENSE); String licensestate = c.getString(TAG_CARLICENSESTATE); String year = c.getString(TAG_CARYEAR); String checkin = c.getString(TAG_CHECKINDATE); String cardnumber = c.getString(TAG_CARDNUMBER); HashMap<String, String> map = new HashMap<String, String>(); map.put(TAG_CARDNUMBER, "Card Number: ".concat(cardnumber)); map.put(TAG_EMPLOYEEEMAIL, "Employee Email: ".concat(eemail)); map.put(TAG_CARID, "Car ID: ".concat(car_id)); map.put(TAG_CARTYPE, "Car Type: ".concat(car_type)); map.put(TAG_CARMAKE, "Car Make: ".concat(car_make)); map.put(TAG_CARMODEL, "Car Model: ".concat(car_model)); map.put(TAG_CARYEAR, "Car Year: ".concat(year)); map.put(TAG_CARLICENSE, "License Plate: ".concat(license)); map.put(TAG_CARLICENSESTATE, "License State: ".concat(licensestate)); map.put(TAG_START, "Reservation Start Date: ".concat(startdate)); map.put(TAG_END, "Reservation End Date: ".concat(enddate)); map.put(TAG_CITY, "Reservation City: ".concat(city)); map.put(TAG_STATE, "Reservation State: ".concat(state)); map.put(TAG_GPS, "GPS: ".concat(GPS)); map.put(TAG_CHILDSEAT, "Child seat: ".concat(child_seat)); map.put(TAG_KTAG, "K-Tag: ".concat(k_tag)); map.put(TAG_ASSISTANCE, "Road Assistance: ".concat(assistance)); map.put(TAG_DINSURANCE, "Damage Insurance: ".concat(dinsurance)); map.put(TAG_AINSURANCE, "Accident Insurance: ".concat(ainsurance)); if (checkin.equals("null")) map.put(TAG_CHECKINDATE, "Check in date: "); else map.put(TAG_CHECKINDATE, "Check in date: ".concat(checkin)); resList.add(map); } } else { Intent ii = new Intent(SalesViewContracts.this, SalesUserMenu.class); ii.putExtra("email", userEmail); ii.putExtra("key", key); ii.putExtra("name", name); startActivity(ii); finish(); } } catch (JSONException e) { e.printStackTrace(); } return null; } protected void onPostExecute(String message) { progressDialog.dismiss(); if (message != null) { Toast.makeText(SalesViewContracts.this, message, Toast.LENGTH_LONG).show(); } else { // Puts all the strings into the list runOnUiThread(new Runnable() { public void run() { ListAdapter adapter = new SimpleAdapter(SalesViewContracts.this, resList, R.layout.listitem_contract, new String[] { TAG_CARID, TAG_GPS, TAG_CHILDSEAT, TAG_KTAG, TAG_ASSISTANCE, TAG_DINSURANCE, TAG_AINSURANCE, TAG_START, TAG_END, TAG_CITY, TAG_STATE, TAG_EMPLOYEEEMAIL, TAG_CARTYPE, TAG_CARMAKE, TAG_CARMODEL, TAG_CARLICENSE, TAG_CARLICENSESTATE, TAG_CARYEAR, TAG_CHECKINDATE, TAG_CARDNUMBER, name, userEmail }, new int[] { R.id.list_contract_car_id, R.id.list_contract_gps, R.id.list_contract_child_seat, R.id.list_contract_ktag, R.id.list_contract_assistance, R.id.list_contract_dinsurance, R.id.list_contract_ainsurance, R.id.list_contract_start_date, R.id.list_contract_end_date, R.id.list_contract_city, R.id.list_contract_state, R.id.list_contract_employee_email, R.id.list_contract_car_type, R.id.list_contract_car_make, R.id.list_contract_car_model, R.id.list_contract_license_plate, R.id.list_contract_license_state, R.id.list_contract_car_year, R.id.list_contract_checkin_date, R.id.list_contract_cardnumber, R.id.list_contract_customer_name, R.id.list_contract_customer_email }); setListAdapter(adapter); } }); } } } @Override public void onBackPressed() { Intent ii; ii = new Intent(SalesViewContracts.this, SalesUserMenu.class); ii.putExtra("email", userEmail); ii.putExtra("key", key); ii.putExtra("name", name); startActivity(ii); finish(); } }