申し訳ありませんが、私は答えを見つけることなくサイトを検索する良い時間を持っています。 私の質問は、空でない結果だけを表示する条件を作る方法です。 はシングルテキストビューに表示されます:id = t。結果を表示するには、ifおよびelseをシングルテキストビューで使用する方法
data.jsonファイル:それは持っているでしょう
{
"interactions":
[
{
"MDT1": "ACIDE ACETOHYDROXAMIQUE",
"MDT2": "FER",
"CI": "",
"AD": "",
"PE": "",
"PC": "A prendre en compte Diminution de l'absorption digestive de ces deux medicaments par chelation du fer..."
},
{
"MDT1": "ACETAZOLAMIDE",
"MDT2": "ACIDE ACETYLSALICYLIQUE",
"CI": "",
"AD": "Association DECONSEILLEE Majoration des effets indesirables.....",
"PE": "",
"PC": ""
},
{
"MDT1": "ACETAZOLAMIDE",
"MDT2": "CARBAMAZEPINE",
"CI": "",
"AD": "",
"PE": "Precaution d'emploi Surveillance clinique........",
"PC": ""
},
{
"MDT1": "CARBAMAZEPINE",
"MDT2": "OLANZAPINE",
"CI": "",
"AD": "",
"PE": "Precaution d'emploi Surveillance clinique, et si besoin, adaptation posologique de l'olanzapine. Risque de diminution des concentrations plasmatiques de l'olanzapine et de son efficacite therapeutique, par augmentation de son metabolisme hepatique par la carbamazepine.",
"PC": ""
}
]
}
MainActivity.java
public SearchableSpinner mySpinner;
private SearchableSpinner mySpinner1;
public ArrayList<Interactions> world = new ArrayList<>();
public final ArrayList<String> mStrings = new ArrayList<>();
public final ArrayList<String> m2Strings = new ArrayList<>();
.....
public class DownloadJSON extends AsyncTask<Void, Void, Void> {
@Override
protected Void doInBackground(Void... params) {
// Locate the Interactions Class
jsonobject = JSONfunctions.getJSONfromURL("https://rabah.000webhostapp.com/data.txt");
try {
// Locate the NodeList name
jsonarray = jsonobject.getJSONArray("interactions");
for (int j = 0; j < jsonarray.length(); j++) {
jsonobject = jsonarray.getJSONObject(j);
Interactions worldpop = new Interactions();
worldpop.setMDT1(jsonobject.optString("MDT1"));
worldpop.setMDT2(jsonobject.optString("MDT2"));
worldpop.setPE(jsonobject.optString("PE"));
worldpop.setCI(jsonobject.optString("CI"));
worldpop.setAD(jsonobject.optString("AD"));
worldpop.setPC(jsonobject.optString("PC"));
world.add(worldpop);
// Populate spinner with mdts names
mStrings.add(jsonobject.optString("MDT1"));
m2Strings.add(jsonobject.optString("MDT2"));
}
} catch (Exception e) {
Log.e("Error", e.getMessage());
e.printStackTrace();
}
return null;
}
@Override
protected void onPostExecute(Void args) {
// Spinner adapter
mySpinner.setAdapter(new SimpleListAdapter(MainActivity.this,
android.R.layout.simple_spinner_dropdown_item, mStrings));
mySpinner1.setAdapter(new SimpleListAdapter(MainActivity.this,
android.R.layout.simple_spinner_dropdown_item,m2Strings));
}}
private OnItemSelectedListener mOnItemSelectedListener = new OnItemSelectedListener() {
@Override
public void onItemSelected(View view, int position, long id) {
TextView txtMDT1 = (TextView) findViewById(R.id.MDT1);
txtMDT1.setText("MDT1 : " + world.get(position).getMDT1());
TextView txtMDT2 = (TextView) findViewById(R.id.MDT2);
txtMDT2.setText("MDT2 : " + world.get(position).getMDT2());
String PE = world.get(position).getPE();
String PC = world.get(position).getPC();
String CI = world.get(position).getCI();
String AD = world.get(position).getAD();
if (PE!="")
{
TextView txtPE = (TextView) findViewById(R.id.t);
txtPE.setText("PE : " + world.get(position).getPE());
}else if (PC!="") {
TextView txtPc = (TextView) findViewById(R.id.t);
txtPc.setText("Pc : " + world.get(position).getPC());
}
}
@Override
public void onNothingSelected() {
Toast.makeText(MainActivity.this, "Nothing Selected", Toast.LENGTH_SHORT).show();
}
};
content_main.xml
<?xml version="1.0" encoding="utf-8"?>
<RelativeLayout
xmlns:android="http://schemas.android.com/apk/res/android"
xmlns:app="http://schemas.android.com/apk/res-auto"
xmlns:tools="http://schemas.android.com/tools"
android:id="@+id/content_main"
android:layout_width="match_parent"
android:layout_height="match_parent"
android:orientation="vertical"
app:layout_behavior="@string/appbar_scrolling_view_behavior"
tools:context="gr.escsoft.michaelprimez.searchablespinnerexamples.MainActivity"
tools:showIn="@layout/activity_main">
<gr.escsoft.michaelprimez.searchablespinner.SearchableSpinner
android:id="@+id/mySpinner"
android:layout_width="wrap_content"
android:layout_height="wrap_content"
android:layout_marginTop="24dp"
android:layout_marginLeft="24dp"
android:layout_marginRight="24dp"
android:layout_marginStart="24dp"
android:layout_marginEnd="24dp"
app:RevealEmptyText="Touch to select"
android:gravity="center_horizontal"
app:ShowBorders="true"
app:BordersSize="1dp"
app:BoarderColor="@color/colorPrimary"
app:SpinnerExpandHeight="250dp"/>
<gr.escsoft.michaelprimez.searchablespinner.SearchableSpinner
android:layout_height="wrap_content"
android:layout_width="wrap_content"
android:id="@+id/mySpinner1"
app:SpinnerExpandHeight="0dp"
app:BoarderColor="@android:color/holo_blue_light"
app:BordersSize="1dp" app:ShowBorders="true"
android:gravity="center_horizontal"
android:layout_marginEnd="24dp"
android:layout_marginStart="24dp"
android:layout_marginRight="24dp"
android:layout_marginLeft="24dp"
android:layout_marginTop="24dp"
app:RevealEmptyText="Touch to select"
app:SearchViewBackgroundColor="@android:color/holo_blue_light"
app:RevealViewBackgroundColor="@android:color/holo_blue_light"
app:DoneSearchTintColor="@android:color/white"
app:StartSearchTintColor="@android:color/white"
android:layout_below="@+id/mySpinner"/>
<TextView
android:id="@+id/MDT1"
android:layout_width="wrap_content"
android:layout_height="wrap_content"
android:layout_below="@+id/mySpinner1" />
<TextView
android:id="@+id/MDT2"
android:layout_width="wrap_content"
android:layout_height="wrap_content"
android:layout_below="@+id/MDT1" />
<TextView
android:id="@+id/t"
android:layout_width="wrap_content"
android:layout_height="wrap_content"
android:layout_below="@+id/MDT2" />
</RelativeLayout>
ありがとうございます。これはPE.equals( "")と!Objects.equals(PE、 "") - –
と一緒に使えます。@RabahBoulharesを教えてください。 私の答えに印を付けるとうれしいでしょう。 –