io.reactivex.rxjava3.functions.Predicate Java Examples

The following examples show how to use io.reactivex.rxjava3.functions.Predicate. You can vote up the ones you like or vote down the ones you don't like, and go to the original project or source file by following the links above each example. You may check out the related API usage on the sidebar.
Example #1
Source File: CacheAndRemoteStrategy.java    From RxCache with Apache License 2.0 6 votes vote down vote up 
@Override
public <T> Publisher<Record<T>> execute(RxCache rxCache, String key, Flowable<T> source, Type type) {

    Flowable<Record<T>> cache = rxCache.<T>load2Flowable(key, type);

    Flowable<Record<T>> remote = source
            .map(new Function<T, Record<T>>() {
                @Override
                public Record<T> apply(@NonNull T t) throws Exception {

                    rxCache.save(key, t);

                    return new Record<>(Source.CLOUD, key, t);
                }
            });

    return Flowable.concatDelayError(Arrays.asList(cache, remote))
            .filter(new Predicate<Record<T>>() {
                @Override
                public boolean test(@NonNull Record<T> record) throws Exception {
                    return record.getData() != null;
                }
            });
}
Example #2
Source File: CacheAndRemoteStrategy.java    From RxCache with Apache License 2.0 6 votes vote down vote up 
@Override
public <T> Publisher<Record<T>> execute(RxCache rxCache, String key, Flowable<T> source, Type type, BackpressureStrategy backpressureStrategy) {

    Flowable<Record<T>> cache = rxCache.<T>load2Flowable(key, type, backpressureStrategy);

    Flowable<Record<T>> remote = source
            .map(new Function<T, Record<T>>() {
                @Override
                public Record<T> apply(@NonNull T t) throws Exception {

                    rxCache.save(key, t);

                    return new Record<>(Source.CLOUD, key, t);
                }
            });

    return Flowable.concatDelayError(Arrays.asList(cache, remote))
            .filter(new Predicate<Record<T>>() {
                @Override
                public boolean test(@NonNull Record<T> record) throws Exception {
                    return record.getData() != null;
                }
            });
}
Example #3
Source File: CacheAndRemoteStrategy.java    From RxCache with Apache License 2.0 6 votes vote down vote up 
@Override
public <T> Maybe<Record<T>> execute(RxCache rxCache, String key, Maybe<T> source, Type type) {

    Maybe<Record<T>> cache = rxCache.<T>load2Maybe(key, type);

    Maybe<Record<T>> remote = source
            .map(new Function<T, Record<T>>() {
                @Override
                public Record<T> apply(@NonNull T t) throws Exception {

                    rxCache.save(key, t);

                    return new Record<>(Source.CLOUD, key, t);
                }
            });

    return Maybe.concatDelayError(Arrays.asList(cache,remote))
            .filter(new Predicate<Record<T>>() {
                @Override
                public boolean test(@NonNull Record<T> record) throws Exception {
                    return record.getData() != null;
                }
            })
            .firstElement();
}
Example #4
Source File: CacheAndRemoteStrategy.java    From RxCache with Apache License 2.0 6 votes vote down vote up 
@Override
public <T> Observable<Record<T>> execute(RxCache rxCache, String key, Observable<T> source, Type type) {

    Observable<Record<T>> cache = rxCache.<T>load2Observable(key, type);

    Observable<Record<T>> remote = source
            .map(new Function<T, Record<T>>() {
                @Override
                public Record<T> apply(@NonNull T t) throws Exception {

                    rxCache.save(key, t);

                    return new Record<>(Source.CLOUD, key, t);
                }
            });

    return Observable.concatDelayError(Arrays.asList(cache, remote))
            .filter(new Predicate<Record<T>>() {
                @Override
                public boolean test(@NonNull Record<T> record) throws Exception {
                    return record.getData() != null;
                }
            });
}
Example #5
Source File: CacheFirstTimeoutStrategy.java    From RxCache with Apache License 2.0 6 votes vote down vote up 
@Override
public <T> Publisher<Record<T>> execute(RxCache rxCache, String key, Flowable<T> source, Type type) {

    Flowable<Record<T>> cache = rxCache.<T>load2Flowable(key, type)
            .filter(new Predicate<Record<T>>() {
                @Override
                public boolean test(Record<T> record) throws Exception {
                    return System.currentTimeMillis() - record.getCreateTime() <= timestamp;
                }
            });

    Flowable<Record<T>> remote = source
            .map(new Function<T, Record<T>>() {
                @Override
                public Record<T> apply(@NonNull T t) throws Exception {

                    rxCache.save(key, t);

                    return new Record<>(Source.CLOUD, key, t);
                }
            });

    return cache.switchIfEmpty(remote);
}
Example #6
Source File: CacheFirstTimeoutStrategy.java    From RxCache with Apache License 2.0 6 votes vote down vote up 
@Override
public <T> Publisher<Record<T>> execute(RxCache rxCache, String key, Flowable<T> source, Type type, BackpressureStrategy backpressureStrategy) {

    Flowable<Record<T>> cache = rxCache.<T>load2Flowable(key, type, backpressureStrategy)
            .filter(new Predicate<Record<T>>() {
                @Override
                public boolean test(Record<T> record) throws Exception {
                    return System.currentTimeMillis() - record.getCreateTime() <= timestamp;
                }
            });

    Flowable<Record<T>> remote = source
            .map(new Function<T, Record<T>>() {
                @Override
                public Record<T> apply(@NonNull T t) throws Exception {

                    rxCache.save(key, t);

                    return new Record<>(Source.CLOUD, key, t);
                }
            });

    return cache.switchIfEmpty(remote);
}
Example #7
Source File: CacheFirstTimeoutStrategy.java    From RxCache with Apache License 2.0 6 votes vote down vote up 
@Override
public <T> Maybe<Record<T>> execute(RxCache rxCache, String key, Maybe<T> source, Type type) {

    Maybe<Record<T>> cache = rxCache.<T>load2Maybe(key, type)
            .filter(new Predicate<Record<T>>() {
                @Override
                public boolean test(Record<T> record) throws Exception {
                    return System.currentTimeMillis() - record.getCreateTime() <= timestamp;
                }
            });

    Maybe<Record<T>> remote = source
            .map(new Function<T, Record<T>>() {
                @Override
                public Record<T> apply(@NonNull T t) throws Exception {

                    rxCache.save(key, t);

                    return new Record<>(Source.CLOUD, key, t);
                }
            });

    return cache.switchIfEmpty(remote);
}
Example #8
Source File: CacheFirstTimeoutStrategy.java    From RxCache with Apache License 2.0 6 votes vote down vote up 
@Override
public <T> Observable<Record<T>> execute(RxCache rxCache, String key, Observable<T> source, Type type) {

    Observable<Record<T>> cache = rxCache.<T>load2Observable(key, type)
            .filter(new Predicate<Record<T>>() {
                @Override
                public boolean test(Record<T> record) throws Exception {
                    return System.currentTimeMillis() - record.getCreateTime() <= timestamp;
                }
            });

    Observable<Record<T>> remote = source
            .map(new Function<T, Record<T>>() {
                @Override
                public Record<T> apply(@NonNull T t) throws Exception {

                    rxCache.save(key, t);

                    return new Record<>(Source.CLOUD, key, t);
                }
            });

    return cache.switchIfEmpty(remote);
}
Example #9
Source File: Rx3ApolloTest.java    From apollo-android with MIT License 5 votes vote down vote up 
@Test
public void callProducesValue() throws Exception {
  server.enqueue(Utils.INSTANCE.mockResponse(FILE_EPISODE_HERO_NAME_WITH_ID));
  Rx3Apollo
      .from(apolloClient.query(new EpisodeHeroNameQuery(Input.fromNullable(EMPIRE))))
      .test()
      .assertNoErrors()
      .assertComplete()
      .assertValue(new Predicate<Response<EpisodeHeroNameQuery.Data>>() {
        @Override public boolean test(Response<EpisodeHeroNameQuery.Data> response) throws Exception {
          assertThat(response.data().hero().name()).isEqualTo("R2-D2");
          return true;
        }
      });
}
Example #10
Source File: RxLifecycle.java    From RxLifecycle with Apache License 2.0 5 votes vote down vote up 
private static <R> Observable<R> takeUntilEvent(final Observable<R> lifecycle, final R event) {
    return lifecycle.filter(new Predicate<R>() {
        @Override
        public boolean test(R lifecycleEvent) throws Exception {
            return lifecycleEvent.equals(event);
        }
    });
}
Example #11
Source File: OutsideLifecycleExceptionTest.java    From RxLifecycle with Apache License 2.0 5 votes vote down vote up 
@Test
public void eventThrowsBadException() {
    PublishSubject<String> stream = PublishSubject.create();
    PublishSubject<String> lifecycle = PublishSubject.create();

    TestObserver<String> testObserver = stream
        .compose(RxLifecycle.<String, String>bind(lifecycle, CORRESPONDING_EVENTS))
        .test();

    // We get an error from the function for this lifecycle event
    lifecycle.onNext("ick");
    stream.onNext("1");

    testObserver.assertNoValues();

    // We only want to check for our IllegalArgumentException, but may have
    // to wade through a CompositeException to get at it.
    testObserver.assertError(new Predicate<Throwable>() {
        @Override
        public boolean test(Throwable throwable) throws Exception {
            if (throwable instanceof CompositeException) {
                CompositeException ce = (CompositeException) throwable;
                for (Throwable t : ce.getExceptions()) {
                    if (t instanceof IllegalArgumentException) {
                        return true;
                    }
                }
            }

            return false;
        }
    });
}