public static void Run()
{
var sensorReading = new BehaviorSubject <double>(-1.0);
sensorReading.Inspect("sensor");
sensorReading.OnNext(0.99);
}
static void MainCS(string[] args)
{
// CombineLatest
var mechanical = new BehaviorSubject <bool>(true);
var electrical = new BehaviorSubject <bool>(true);
var electronic = new BehaviorSubject <bool>(true);
mechanical.Inspect("mechanical");
electrical.Inspect("electrical");
electronic.Inspect("electronic");
Observable.CombineLatest(mechanical, electrical, electronic)
.Select(values => values.All(x => x))
.Inspect("Is the system OK?");
mechanical.OnNext(false);
var digits = Observable.Range(0, 10);
var letters = Observable.Range(0, 10).Select(x => (char)('A' + x));
letters.Zip(digits, (letter, digit) => $"{letter}{digit}")
.Inspect("Zip");
// And returns Pattern<T1, T2> whose properties are internal
var punctuation = "!@#$%^&*()".ToCharArray().ToObservable();
Observable.When( // Plan<> and all that
digits
.And(letters)
.And(punctuation)
.Then((digit, letter, symbol) => $"{digit}{letter}{symbol}")
)
.Inspect("And-Then-When");
}
public static void Main(string[] args)
{
var mechanical = new BehaviorSubject <bool>(true);
var electrical = new BehaviorSubject <bool>(true);
var electronic = new BehaviorSubject <bool>(true);
mechanical.Inspect("Mechanical");
electrical.Inspect("Electrical");
electronic.Inspect("Electronic");
Observable.CombineLatest(mechanical, electrical, electronic).Select(values => values.All(x => x))
.Inspect("Is System OK?");
mechanical.OnNext(false);
var digits = Observable.Range(0, 10);
var letters = Observable.Range(0, 10).Select(x => (char)('A' + x));
var punctuation = "!@#$%^&*()".ToCharArray().ToObservable();
letters.Zip(digits, (letter, digit) => $"{letter}{digit}").Inspect("Zip");
Observable.When(
digits.And(letters).And(punctuation).
Then(((digit, letter, symbol) => $"{digit}{letter}{symbol}"))
).Inspect("And-Then-When");
var s1 = Observable.Range(1, 3);
var s2 = Observable.Range(4, 3);
s1.Concat(s2).Inspect("Concat");
s1.StartWith(2, 1, 0).Inspect("StartWith");
var seq1 = new Subject <int>();
var seq2 = new Subject <int>();
var seq3 = new Subject <int>();
seq1.Amb(seq2).Amb(seq3).Inspect("Amb");
seq2.OnNext(23);
seq1.OnNext(1, 2, 3);
seq2.OnNext(10, 20, 30);
seq3.OnNext(100, 200, 300);
var foo = new Subject <long>();
var bar = new Subject <long>();
var baz = Observable.Interval(TimeSpan.FromSeconds(0.5)).Take(5);
foo.Merge(bar).Merge(baz).Inspect("Merge");
foo.OnNext(100);
Thread.Sleep(1000);
bar.OnNext(10);
Thread.Sleep(1000);
foo.OnNext(1000);
Thread.Sleep(1000);
}
public static void Main(string[] args)
{
var sensorReader = new BehaviorSubject <double>(-1.0);
sensorReader.Inspect("Sensor");
sensorReader.OnNext(0.99);
sensorReader.OnCompleted();
}
static void WithBehaviourSubject()
{
var market = new BehaviorSubject <float>(1);
market.Inspect("market");
market.OnNext(2);
market.OnCompleted();
}
static void Main(string[] args)
{
var sensorReading = new BehaviorSubject <double>(-1.0);
//到这一步的时候，就是默认值-1
sensorReading.Inspect("sensor");
sensorReading.OnNext(0.99);
sensorReading.OnCompleted();
}
public static void Sequence_Combinators()
{
// CombineLatest
var mechanical = new BehaviorSubject <bool>(true);
var electrical = new BehaviorSubject <bool>(true);
var electronic = new BehaviorSubject <bool>(true);
mechanical.Inspect("mechanical");
electrical.Inspect("electrical");
electronic.Inspect("electronic");
Observable.CombineLatest(mechanical, electrical, electronic)
.Select(values => values.All(x => x))
.Inspect("Is the system OK?");
mechanical.OnNext(false);
PressAnyKey();
var digits = Observable.Range(0, 10);
var letters = Observable.Range(0, 10).Select(x => (char)('A' + x));
letters.Zip(digits, (letter, digit) => $"{letter}{digit}")
.Inspect("Zip");
// And returns Pattern<T1, T2> whose properties are internal
var punctuation = "!@#$%^&*()".ToCharArray().ToObservable();
Observable.When( // Plan<> and all that
digits
.And(letters)
.And(punctuation)
.Then((digit, letter, symbol) => $"{digit}{letter}{symbol}")
)
.Inspect("And-Then-When");
PressAnyKey();
// Concat merges all the sequences into one
var s1 = Observable.Range(1, 3);
var s2 = Observable.Range(4, 3);
s2.Concat(s1).Inspect("Concat");
// Repeat repeats the sequence as often as is necessary
s1.Repeat(3).Inspect("Repeat");
s1.StartWith(2, 1, 0).Inspect("StartWith");
PressAnyKey();
// Amb(iguous)
// will return a value from the sequence that first produces a value
// will ignore values from all other sequences
var seq1 = new Subject <int>();
var seq2 = new Subject <int>();
var seq3 = new Subject <int>();
seq1.Amb(seq2).Amb(seq3).Inspect("Amb");
seq1.OnNext(1); // comment this out
seq2.OnNext(2);
seq3.OnNext(3);
seq1.OnNext(1);
seq2.OnNext(2);
seq3.OnNext(3);
seq1.OnCompleted();
seq2.OnCompleted();
seq3.OnCompleted();
PressAnyKey();
// Merge pairs up values from multiple sequences
var foo = new Subject <long>();
var bar = new Subject <long>();
var baz = Observable.Interval(TimeSpan.FromMilliseconds(500)).Take(5);
foo.Merge(bar).Merge(baz).Inspect("Merge");
foo.OnNext(100);
Thread.Sleep(1000);
bar.OnNext(10);
Thread.Sleep(1000);
foo.OnNext(1000);
Thread.Sleep(1000);
}
public static void Main_CS(string[] args)
{
// Combine latest
var mechanical = new BehaviorSubject <bool>(true);
var electrical = new BehaviorSubject <bool>(true);
var electronic = new BehaviorSubject <bool>(true);
mechanical.Inspect("mechanical");
electrical.Inspect("electrical");
electronic.Inspect("electronic");
Observable.CombineLatest(mechanical, electrical, electronic)
.Select(values => values.All(x => x))
.Inspect("Is the system ok?");
mechanical.OnNext(false);
Console.ReadLine();
// Zip
var digits = Observable.Range(0, 10);
var letters = Observable.Range(0, 10)
.Select(x => (char)('A' + x));
var zip = letters.Zip(digits, (letter, digit) => $"{letter}{digit}");
zip.Inspect("zip");
Console.ReadLine();
// And combine with Observable.When
var passwords = "!@#$%^&*()_+".ToCharArray().ToObservable();
var and = Observable.When(passwords.And(letters).And(digits)
.Then((digit, letter, symbol) => $"{digit}{letter}{symbol}")
);
and.Inspect("and");
Console.ReadLine();
// Concat, Repeat, Start With
var s1 = Observable.Range(1, 3);
var s2 = Observable.Range(4, 3);
s1.Concat(s2).Repeat(2).StartWith(-1, 0).Inspect("Concat + repeat + StartWith (-1, 0)");
Console.ReadLine();
// Amb: emit all of the items from only first Observable
// discard others
var seq1 = new Subject <int>();
var seq2 = new Subject <int>();
var seq3 = new Subject <int>();
var amb = seq1.Amb(seq2).Amb(seq3);
amb.Inspect("amb");
seq3.OnNext(0); // result 0 7 8 9
seq1.OnNext(1, 2, 3);
seq2.OnNext(4, 5, 6);
seq3.OnNext(7, 8, 9);
// Merge
var foo = new Subject <long>();
var bar = new Subject <long>();
var baz = Observable.Interval(TimeSpan.FromSeconds(0.5)).Take(5);
foo.Merge(bar).Merge(baz).Inspect("Merge");
foo.OnNext(100);
Thread.Sleep(1000);
bar.OnNext(10);
Thread.Sleep(1000);
foo.OnNext(1000);
Thread.Sleep(1000);
}
