/
MainActivity.java
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/
MainActivity.java
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package com.tistory.nittaku.rx_subjects;
import android.support.v7.app.AppCompatActivity;
import android.os.Bundle;
import android.util.Log;
import android.widget.TextView;
import android.widget.Toast;
import com.jakewharton.rxbinding2.view.RxView;
import com.trello.rxlifecycle2.components.support.RxAppCompatActivity;
import io.reactivex.subjects.AsyncSubject;
import io.reactivex.subjects.BehaviorSubject;
import io.reactivex.subjects.PublishSubject;
import io.reactivex.subjects.ReplaySubject;
public class MainActivity extends RxAppCompatActivity {
@Override
protected void onCreate(Bundle savedInstanceState) {
super.onCreate(savedInstanceState);
setContentView(R.layout.activity_main);
RxView.clicks(findViewById(R.id.btn_publish))
.subscribe( e-> {
doPublish(); //함수 실행
Toast.makeText(this, "PublishSubject", Toast.LENGTH_SHORT).show(); //해당 토스트 띄우기
});
RxView.clicks(findViewById(R.id.btn_behavior))
.subscribe( e-> {
doBehavior();
Toast.makeText(this, "BehaviorSubject", Toast.LENGTH_SHORT).show();
});
RxView.clicks(findViewById(R.id.btn_replay))
.subscribe( e-> {
doReplay();
Toast.makeText(this, "ReplaySubject", Toast.LENGTH_SHORT).show();
});
RxView.clicks(findViewById(R.id.btn_async))
.subscribe( e-> {
doAsync();
Toast.makeText(this, "AsyncSubject", Toast.LENGTH_SHORT).show();
});
}
private void doPublish() {
StringBuffer bf = new StringBuffer();
PublishSubject<String> subject = PublishSubject.create();
subject.onNext("A");
//1번째 구독자
subject.subscribe( item -> {
bf.append( "구독자1 에게 전달된 값 : "+ item +"\n");
((TextView) findViewById(R.id.txt_result)).setText(bf);
}
);
subject.onNext("B");
subject.onNext("C");
subject.onNext("D");
//2번째 구독자
subject.subscribe( item -> {
bf.append( "구독자2 에게 전달된 값 : "+ item +"\n");
((TextView) findViewById(R.id.txt_result)).setText(bf);
}
);
subject.onNext("E");
subject.onNext("F");
subject.onNext("G");
subject.onComplete(); // onComplete 를 써줘야 됨.( 끝이 어딘지 알때 사용 )
}
private void doBehavior() {
StringBuffer bf = new StringBuffer();
BehaviorSubject<String> subject = BehaviorSubject.create();
subject.onNext("A");
//1번째 구독자
subject.subscribe( item -> {
bf.append( "구독자1 에게 전달된 값 : "+ item +"\n");
((TextView) findViewById(R.id.txt_result)).setText(bf);
}
);
subject.onNext("B");
subject.onNext("C");
subject.onNext("D");
//2번째 구독자
subject.subscribe( item -> {
bf.append( "구독자2 에게 전달된 값 : "+ item +"\n");
((TextView) findViewById(R.id.txt_result)).setText(bf);
}
);
subject.onNext("E");
subject.onNext("F");
subject.onNext("G");
subject.onComplete(); // onComplete 를 써줘야 됨.( 끝이 어딘지 알때 사용 )
}
private void doReplay() {
StringBuffer bf = new StringBuffer();
ReplaySubject<String> subject = ReplaySubject.create();
subject.onNext("A");
//1번째 구독자
subject.subscribe( item -> {
bf.append( "구독자1 에게 전달된 값 : "+ item +"\n");
((TextView) findViewById(R.id.txt_result)).setText(bf);
}
);
subject.onNext("B");
subject.onNext("C");
subject.onNext("D");
//2번째 구독자
subject.subscribe( item -> {
bf.append( "구독자2 에게 전달된 값 : "+ item +"\n");
((TextView) findViewById(R.id.txt_result)).setText(bf);
}
);
subject.onNext("E");
subject.onNext("F");
subject.onNext("G");
subject.onComplete(); // onComplete 를 써줘야 됨.( 끝이 어딘지 알때 사용 )
}
private void doAsync() {
StringBuffer bf = new StringBuffer();
AsyncSubject<String> subject = AsyncSubject.create();
subject.onNext("A");
//1번째 구독자
subject.subscribe( item -> {
bf.append( "구독자1 에게 전달된 값 : "+ item +"\n");
((TextView) findViewById(R.id.txt_result)).setText(bf);
}
);
subject.onNext("B");
subject.onNext("C");
subject.onNext("D");
//2번째 구독자
subject.subscribe( item -> {
bf.append( "구독자2 에게 전달된 값 : "+ item +"\n");
((TextView) findViewById(R.id.txt_result)).setText(bf);
}
);
subject.onNext("E");
subject.onNext("F");
subject.onNext("G");
subject.onComplete(); // onComplete 를 써줘야 됨.( 끝이 어딘지 알때 사용 )
}
}