如何在android中每分钟运行asyncTask并在UI上替换？
我想从本地服务器xammp中的JSON文件加载更新的数据。 我已经从json文件中获取了数据 这里是我的fragment_one.xml如何在android中每分钟运行asyncTask并在UI上替换？,android,Android,我想从本地服务器xammp中的JSON文件加载更新的数据。 我已经从json文件中获取了数据 这里是我的fragment_one.xml <?xml version="1.0" encoding="utf-8"?> <ScrollView xmlns:android="http://schemas.android.com/apk/res/android" xmlns:tools="http://schemas.android.com/tools" an
<?xml version="1.0" encoding="utf-8"?>
<ScrollView
xmlns:android="http://schemas.android.com/apk/res/android"
xmlns:tools="http://schemas.android.com/tools"
android:layout_width="fill_parent"
android:layout_height="fill_parent"
android:orientation="vertical">
<LinearLayout
android:layout_width="fill_parent"
android:layout_height="fill_parent"
android:focusableInTouchMode="true"
android:orientation="vertical">
<ListView
android:id="@+id/listview"
android:layout_width="fill_parent"
android:layout_height="wrap_content"
android:divider="@null">
</ListView>
<LinearLayout
android:layout_width="fill_parent"
android:layout_height="50dp"
android:orientation="horizontal">
<LinearLayout
android:layout_width="fill_parent"
android:layout_height="50dp"
android:orientation="horizontal"
android:layout_weight="1"
android:layout_marginLeft="5dp">
<TextView
android:id="@+id/txtbExtras"
android:layout_width="wrap_content"
android:layout_height="wrap_content"
android:layout_gravity="center"
android:textColor="#000000"
android:textSize="12dp"
android:text="Extras:"/>
<TextView
android:id="@+id/txtbWide"
android:layout_width="wrap_content"
android:layout_height="wrap_content"
android:layout_gravity="center"
android:textColor="#000000"
android:textSize="12dp"
android:text="W-,"/>
<TextView
android:id="@+id/txtbNb"
android:layout_width="wrap_content"
android:layout_height="wrap_content"
android:layout_gravity="center"
android:textColor="#000000"
android:textSize="12dp"
android:text="Nb-,"/>
<TextView
android:id="@+id/txtbBye"
android:layout_width="wrap_content"
android:layout_height="wrap_content"
android:layout_gravity="center"
android:textSize="12dp"
android:textColor="#000000"
android:text="B-,"/>
<TextView
android:id="@+id/txtbLegBye"
android:layout_width="wrap_content"
android:layout_height="wrap_content"
android:layout_gravity="center"
android:textSize="12dp"
android:textColor="#000000"
android:text="Lb-,"/>
</LinearLayout>
<LinearLayout
android:layout_width="fill_parent"
android:layout_height="50dp"
android:layout_weight="2"
android:layout_marginRight="5dp"
android:orientation="vertical">
<TextView
android:id="@+id/txtbTotal"
android:layout_width="wrap_content"
android:layout_height="wrap_content"
android:layout_gravity="right"
android:textSize="13dp"
android:textColor="#000000"
android:text="Total:"/>
<TextView
android:id="@+id/txtbRR"
android:layout_width="wrap_content"
android:layout_height="wrap_content"
android:layout_gravity="right"
android:textSize="13dp"
android:textColor="#000000"
android:text="RR:"/>
</LinearLayout>
</LinearLayout>
<View
android:layout_width="fill_parent"
android:layout_height="2dp"
android:background="#80CBC4"></View>
<LinearLayout
android:layout_width="fill_parent"
android:layout_height="45dp"
android:layout_marginLeft="5dp"
android:orientation="horizontal">
<TextView
android:id="@+id/txtyetBat"
android:layout_width="fill_parent"
android:layout_height="wrap_content"
android:textColor="#000000"
android:textSize="12dp"
android:text="What is you rname"/>
</LinearLayout>
<ListView
android:id="@+id/listBowling"
android:layout_width="fill_parent"
android:layout_height="wrap_content"
android:divider="@null">
</ListView>
<ListView
android:id="@+id/listFallofWickets"
android:layout_width="fill_parent"
android:layout_height="wrap_content"
android:divider="@null">
</ListView>
</LinearLayout>
</ScrollView>
package com.domore.tabfinaldemo;
import android.app.ProgressDialog;
import android.graphics.Typeface;
import android.os.AsyncTask;
import android.os.Bundle;
import android.support.v4.app.Fragment;
import android.util.Log;
import android.view.LayoutInflater;
import android.view.View;
import android.view.ViewGroup;
import android.widget.ListView;
import android.widget.TextView;
import android.widget.Toast;
import org.json.JSONArray;
import org.json.JSONException;
import org.json.JSONObject;
import java.util.ArrayList;
import Adapter.FirstBowlingAdapter;
import Adapter.FullScoreAdapter;
import Adapter.WicketAdapter;
public class OneFragment extends Fragment {
View rootView;
ListView lst,lstBowling,lstWicket;
FullScoreAdapter adapter=null;
FirstBowlingAdapter adapter_bowlilng=null;
WicketAdapter wicketAdapter=null;
ArrayList<String> p_name=null;
ArrayList<JSONObject> p_key=null;
ArrayList<JSONObject> bowling_object=null;
ArrayList<String> lstbowling=null;
ArrayList<String> fall_wicket=null;
ArrayList<String> player_key1=null;
ArrayList<String> symmentric=null;
ArrayList<String> union=null;
ArrayList<String> intersection=null;
ArrayList<String> p_name11=null;
ArrayList<String> playing_11=null;
View batting_header,bowling_header,wicket_header;
TextView txtBattingtotal;
String bat_order="";
String[] parts;
String[] score;
Typeface tf;
String jsonStr="";
String target="";
String wicket="";
String[] inn_value;
String topScore="";
String inning_name="";
String team_name="";
String yetBat="";
String strextras="",strwide="",strnb="",strbye="",strlb="",strtotal="",strRR="";
JSONArray team_value;
JSONObject teamobject;
TextView txtextras;
TextView txtwide;
TextView txtNb;
TextView txtBye;
TextView txtLb;
TextView txtTotal;
TextView txtRR;
TextView txtyetBat;
private static final String url="http://10.0.2.2/JSON/fullList.php";
@Override
public View onCreateView(LayoutInflater inflater, ViewGroup container, Bundle savedInstanceState) {
ScoreCard scoreCard=(ScoreCard)getActivity();
bat_order=scoreCard.setInnings();
topScore=scoreCard.setInningScore();
rootView = inflater.inflate(R.layout.fragment_one, container, false);
new JSONLoader().execute();
txtextras=(TextView)rootView.findViewById(R.id.txtbExtras);
txtwide=(TextView)rootView.findViewById(R.id.txtbWide);
txtNb=(TextView)rootView.findViewById(R.id.txtbNb);
txtBye=(TextView)rootView.findViewById(R.id.txtbBye);
txtLb=(TextView)rootView.findViewById(R.id.txtbLegBye);
txtTotal=(TextView)rootView.findViewById(R.id.txtbTotal);
txtRR=(TextView)rootView.findViewById(R.id.txtbRR);
txtyetBat=(TextView)rootView.findViewById(R.id.txtyetBat);
tf=Typeface.createFromAsset(getActivity().getAssets(), "Roboto-Medium.ttf");
lst=(ListView)rootView.findViewById(R.id.listview);
batting_header=inflater.inflate(R.layout.batting_header, lst, false);
txtBattingtotal=(TextView)batting_header.findViewById(R.id.txtBattingtotal);
txtBattingtotal.setTypeface(tf);
lstBowling=(ListView)rootView.findViewById(R.id.listBowling);
bowling_header=inflater.inflate(R.layout.bowling_header,lstBowling,false);
lstWicket=(ListView)rootView.findViewById(R.id.listFallofWickets);
wicket_header=inflater.inflate(R.layout.wicket_header,lstWicket,false);
return rootView;
}
public class JSONLoader extends AsyncTask<String, String, String> {
private ProgressDialog dialog;
@Override
protected void onPreExecute() {
super.onPreExecute();
// dialog = new ProgressDialog(getActivity());
// dialog.setMessage("Getting....");
// dialog.setIndeterminate(false);
// dialog.setCancelable(true);
// dialog.show();
}
@Override
protected String doInBackground(String... params) {
ServiceHandler sh = new ServiceHandler();
jsonStr = sh.makeServiceCall(url, ServiceHandler.POST);
if (jsonStr != null) {
try {
JSONObject mainObject = new JSONObject(jsonStr);
JSONObject dataObject = mainObject.getJSONObject("data");
JSONObject cardObject = dataObject.getJSONObject("card");
parts = bat_order.split("`");
JSONObject b_1 = new JSONObject(parts[0]);
//Get innings extras
strextras=b_1.getString("extras");
strwide=b_1.getString("wide");
strnb=b_1.getString("noball");
strbye=b_1.getString("bye");
strlb=b_1.getString("legbye");
strtotal=b_1.getString("runs");
strRR=b_1.getString("run_rate");
//Get innings extras completed
JSONArray batting_order = b_1.getJSONArray("batting_order");
p_name = new ArrayList<String>();
for (int i = 0; i < batting_order.length(); i++) {
p_name.add(batting_order.getString(i));
}
target = b_1.getString("runs");
wicket = b_1.getString("wickets");
JSONObject teams = cardObject.getJSONObject("teams");
score=topScore.split(",");
inning_name=score[0];
inn_value=inning_name.split("_");
team_value = teams.names();
for(int i=0;i<team_value.length();i++){
if(team_value.getString(i).equals(inn_value[0])){
teamobject=teams.getJSONObject(team_value.optString(i));
}
}
team_name=teamobject.getString("short_name");
JSONObject matchobject=teamobject.getJSONObject("match");
JSONArray playing_Xi=matchobject.getJSONArray("playing_xi");
playing_11=new ArrayList<>();
p_name11=new ArrayList<>();
p_name11.addAll(p_name);
for(int i=0;i<playing_Xi.length();i++){
playing_11.add(playing_Xi.getString(i));
}
union=new ArrayList<>(p_name11);
union.addAll(playing_11);
intersection=new ArrayList<>(p_name11);
intersection.retainAll(playing_11);
symmentric=new ArrayList<>(union);
symmentric.removeAll(intersection);
JSONObject players = cardObject.getJSONObject("players");
JSONArray player_arr = players.names();
JSONObject player_data = null;
ArrayList<String> player_key = new ArrayList<>();
for (int i = 0; i < player_arr.length(); i++) {
player_key.add(player_arr.getString(i));
}
p_key = new ArrayList<JSONObject>();
for (int i = 0; i < batting_order.length(); i++) {
for (int j = 0; j < player_arr.length(); j++) {
if (batting_order.getString(i).equals(player_arr.getString(j))) {
p_key.add(players.getJSONObject(player_arr.optString(j)));
}
}
}
//BOWLLING PART START
JSONArray bowling_arr = b_1.getJSONArray("bowling_order");
lstbowling = new ArrayList<String>();
for (int i = 0; i < bowling_arr.length(); i++) {
lstbowling.add(bowling_arr.getString(i));
}
JSONObject players1 = cardObject.getJSONObject("players");
JSONArray player_arr1 = players1.names();
player_key1 = new ArrayList<String>();
for (int i = 0; i < player_arr1.length(); i++) {
player_key1.add(player_arr1.getString(i));
}
bowling_object = new ArrayList<JSONObject>();
for (int i = 0; i < bowling_arr.length(); i++) {
for (int j = 0; j < player_arr.length(); j++) {
if (bowling_arr.getString(i).equals(player_arr1.getString(j))) {
bowling_object.add(players1.getJSONObject(player_arr1.optString(j)));
}
}
}
fall_wicket = new ArrayList<String>();
JSONArray fall_wicket_data = b_1.getJSONArray("fall_of_wickets");
for (int i = 0; i < fall_wicket_data.length(); i++) {
fall_wicket.add(fall_wicket_data.getString(i));
}
} catch (JSONException e) {
e.printStackTrace();
} catch (Exception e) {
e.printStackTrace();
}
}
else{
Toast.makeText(getContext(), "There is no Data!!", Toast.LENGTH_SHORT).show();
}
return null;
}
@Override
protected void onPostExecute(String s) {
super.onPostExecute(s);
// if (dialog.isShowing())
// dialog.dismiss();
txtyetBat.setText("Yet to bat:"+symmentric);
txtBattingtotal.setText(team_name + "-" + target + "/" + wicket);
txtextras.setText("Extras("+strextras+"):");
txtwide.setText("W-"+strwide+",");
txtNb.setText("Nb-"+strnb+",");
txtBye.setText("B-"+strbye+",");
txtLb.setText("Lb-"+strlb+",");
txtTotal.setText("Total:"+strtotal+"/"+wicket);
txtRR.setText("RR-"+strRR);
lst.addHeaderView(batting_header, null, false);
adapter=new FullScoreAdapter(getContext(),p_name,p_key);
lst.setAdapter(adapter);
Helper.getListViewSize(lst);
lstBowling.addHeaderView(bowling_header, null, false);
adapter_bowlilng=new FirstBowlingAdapter(getContext(),lstbowling,bowling_object);
lstBowling.setAdapter(adapter_bowlilng);
Helper.getListViewSize(lstBowling);
lstWicket.addHeaderView(wicket_header, null, false);
wicketAdapter=new WicketAdapter(getContext(),fall_wicket);
lstWicket.setAdapter(wicketAdapter);
Helper.getListViewSize(lstWicket);
}
}
}
package com.domore.tabfinaldemo；
导入android.app.ProgressDialog；
导入android.graphics.Typeface；
导入android.os.AsyncTask；
导入android.os.Bundle；
导入android.support.v4.app.Fragment；
导入android.util.Log；
导入android.view.LayoutInflater；
导入android.view.view；
导入android.view.ViewGroup；
导入android.widget.ListView；
导入android.widget.TextView；
导入android.widget.Toast；
导入org.json.JSONArray；
导入org.json.JSONException；
导入org.json.JSONObject；
导入java.util.ArrayList；
导入Adapter.FirstBowlingAdapter；
导入Adapter.FullScoreAdapter；
导入Adapter.WicketAdapter；
公共类OneFragment扩展了Fragment{
视图根视图；
ListView lst、lstBowling、lstWicket；
FullScoreAdapter=null；
FirstBowlingAdapter\u Bowlling=null；
WicketAdapter WicketAdapter=null；
ArrayList p_name=null；
ArrayList p_key=null；
ArrayList bowling_对象=null；
ArrayList lstbowling=null；
ArrayList fall_wicket=null；
ArrayList player_key1=null；
ArrayList symmentric=null；
ArrayList union=null；
ArrayList相交=空；
ArrayList p_name11=null；
ArrayList播放_11=null；
查看击球头、保龄球头、边门头；
text视图txtBattingtotal；
字符串bat_order=“”；
字符串[]部分；
字符串[]分数；
字体tf；
字符串jsonStr=“”；
字符串target=“”；
弦导叶=”；
字符串[]inn_值；
字符串topScore=“”；
字符串局_name=“”；
字符串team_name=“”；
字符串yetBat=“”；
字符串strextras=“”，strwide=“”，strnb=“”，strbye=“”，strlb=“”，strtotal=“”，strrrr=“”；
JSONArray团队价值观；
JSONObject团队对象；
TextView-txtextras；
TextView-txtwide；
TextView-txtNb；
TextView-txtbeye；
TextView-txtLb；
文本视图txtTotal；
TextView-txtRR；
TextView txtyetBat；
私有静态最终字符串url=”http://10.0.2.2/JSON/fullList.php";
@凌驾
CreateView上的公共视图（布局、充气机、视图组容器、捆绑包保存状态）{
记分卡记分卡=（记分卡）getActivity（）；
bat_order=记分卡设置（）；
topScore=记分卡。设置得分（）；
rootView=充气机。充气（R.layout.fragment\u one，容器，false）；
新建JSONLoader（）.execute（）；
txtextras=（TextView）rootView.findviewbyd（R.id.txtbExtras）；
txtwide=（TextView）rootView.findViewById（R.id.txtbWide）；
txtNb=（TextView）rootView.findviewbyd（R.id.txtbNb）；
txtbeye=（TextView）rootView.findViewById（R.id.txtBye）；
txtLb=（TextView）rootView.findviewbyd（R.id.txtbLegBye）；
txtTotal=（TextView）rootView.findViewById（R.id.txtbTotal）；
txtRR=（TextView）rootView.findviewbyd（R.id.txtbRR）；
txtyetBat=（TextView）rootView.findviewbyd（R.id.txtyetBat）；
tf=Typeface.createFromAsset（getActivity（）.getAssets（），“Roboto Medium.ttf”）；
lst=（ListView）rootView.findViewById（R.id.ListView）；
击球头=充气机。充气（右布局击球头，lst，假）；
txtBattingtotal=（TextView）batting_header.findViewById（R.id.txtBattingtotal）；
txtBattingtotal.setTypeface（tf）；
lstBowling=（ListView）rootView.findviewbyd（R.id.listBowling）；
保龄球头=充气机。充气（右布局。保龄球头，左保龄球，假）；
lstWicket=（ListView）rootView.findViewById（R.id.listFallofWickets）；
wicket_头=充气机。充气（右布局。wicket_头，lstWicket，假）；
返回rootView；
}
公共类JSONLoader扩展异步任务{
私人对话；
@凌驾
受保护的void onPreExecute（）{
super.onPreExecute（）；
//dialog=newprogressdialog（getActivity（））；
//setMessage（“获取…”）；
//dialog.setUndeterminate（false）；
//对话框。可设置可取消（true）；
//dialog.show（）；
}
@凌驾
受保护的字符串doInBackground（字符串…参数）{
ServiceHandler sh=新的ServiceHandler（）；
jsonStr=sh.makeServiceCall（url，ServiceHandler.POST）；
if（jsonStr！=null）{
试一试{
JSONObject mainObject=新的JSONObject（jsonStr）；
JSONObject dataObject=mainObject.getJSONObject（“数据”）；
JSONObject cardObject=dataObject.getJSONObject（“卡”）；
零件=bat_订单分割（“`”）；
JSONObject b_1=新的JSONObject（部件[0]）；
//获得额外的局数
strextras=b_1.getString（“附加”）；
strwide=b_1.getString（“宽”）；
strnb=b_1.getString（“noball”）；
strbye=b_1.getString（“bye”）；
strlb=b_1.getString（“legbay”）；
strtotal=b_1.getString（“运行”）；
strRR=b_1.getString（“运行速率”）；
//完成额外的局数
JSONArray击球顺序=b_1.getJSONArray（“击球顺序”）；
p_name=new ArrayList（）；
对于（int i=0；i/** Called when the activity is first created. */
@Override
public void onCreate(Bundle savedInstanceState)
{
super.onCreate(savedInstanceState);
setContentView(R.layout.main);
hourText=(TextView)findViewById(R.id.hourText);
minuteText=(TextView)findViewById(R.id.minuteText);
//Create a broadcast receiver that will fire every minute
tickReceiver=new BroadcastReceiver(){
@Override
public void onReceive(Context context, Intent intent) {
if(intent.getAction().compareTo(Intent.ACTION_TIME_TICK)==0)
{
//you can call webservice here to retrive new data
}
}
};
//Register the broadcast receiver to receive TIME_TICK
registerReceiver(tickReceiver, new IntentFilter(Intent.ACTION_TIME_TICK));
}
@Override
public void onStop()
{
super.onStop();
//unregister broadcast receiver.
if(tickReceiver!=null)
unregisterReceiver(tickReceiver);
}
“Activity has leaked IntentReceiver that was originally registered here. Are you missing a call to unregisterReceiver()?”
if(youradapter == null)
{
youradapter = new CustomAdapter(this, yourList);
listview.setAdapter(youradapter);
}else{
youradapter.setListArray(yourList); //<- provide a new data every minute here
youradapter.notifyDataSetChanged();//<- this will update your UI with new data
}