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Example1Activity.java
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/
Example1Activity.java
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package kurtis.rx.androidexamples;
import android.os.Bundle;
import android.support.v7.app.AppCompatActivity;
import android.support.v7.widget.LinearLayoutManager;
import android.support.v7.widget.RecyclerView;
import java.util.ArrayList;
import java.util.List;
import rx.Observable;
import rx.Observer;
public class Example1Activity extends AppCompatActivity {
RecyclerView mColorListView;
SimpleStringAdapter mSimpleStringAdapter;
@Override
protected void onCreate(Bundle savedInstanceState) {
super.onCreate(savedInstanceState);
configureLayout();
createObservable();
}
private void createObservable() {
Observable<List<String>> listObservable = Observable.just(getColorList());
listObservable.subscribe(new Observer<List<String>>() {
@Override
public void onCompleted() {
}
@Override
public void onError(Throwable e) {
}
@Override
public void onNext(List<String> colors) {
mSimpleStringAdapter.setStrings(colors);
}
});
}
private void configureLayout() {
setContentView(R.layout.activity_example_1);
mColorListView = (RecyclerView) findViewById(R.id.color_list);
mColorListView.setLayoutManager(new LinearLayoutManager(this));
mSimpleStringAdapter = new SimpleStringAdapter(this);
mColorListView.setAdapter(mSimpleStringAdapter);
}
private static List<String> getColorList() {
ArrayList<String> colors = new ArrayList<>();
colors.add("blue");
colors.add("green");
colors.add("red");
colors.add("chartreuse");
colors.add("Van Dyke Brown");
return colors;
}
}