package com.kickstarter.libs.rx.transformers;
import android.support.annotation.NonNull;
import rx.Observable;
import static com.kickstarter.libs.utils.ObjectUtils.coalesceWith;
public final class CoalesceTransformer<T> implements Observable.Transformer<T, T> {
private final T theDefault;
public CoalesceTransformer(final @NonNull T theDefault) {
this.theDefault = theDefault;
}
@Override
public @NonNull Observable<T> call(final @NonNull Observable<T> source) {
return source
.map(coalesceWith(theDefault));
}
}