public List<List<Integer>> subsetsWithDup(int[] num) {
Arrays.sort(num);
return new ArrayList<>(
IntStream.range(0, 1 << num.length)
.mapToObj(
mask ->
IntStream.range(0, num.length)
.filter(i -> ((1 << i) & mask) > 0)
.map(i -> num[i])
.boxed()
.collect(Collectors.toList()))
.collect(Collectors.toSet()));
}
void fun() {
IntStream.range(1, 5)
.map((x) -> x * x)
.map(
x ->
square(
x)) // Noncompliant [[sc=16;ec=18]] {{Replace this lambda with a method
// reference.}}
.map(
x -> { // Noncompliant
return square(x);
})
.map(this::square) // Compliant
.forEach(System.out::println);
IntStream.range(1, 5).forEach(x -> System.out.println(x)); // Noncompliant
IntStream.range(1, 5)
.forEach(
x -> { // Noncompliant
System.out.println(x);
});
IntStream.range(1, 5)
.forEach(
x -> {
return;
}); // Compliant
Arrays.asList("bar").stream().filter(string -> string.startsWith("b")); // Compliant
Arrays.asList(new A()).stream().filter(a -> a.coolerThan(0, a)); // Compliant
foo((x, y) -> x * y);
foo(
(x, y) -> {;
});
foo(
(x, y) -> {;;
});
}
public void requestExamples() {
// #ws-holder
WSRequest request = ws.url("http://example.com");
// #ws-holder
// #ws-complex-holder
WSRequest complexRequest =
request
.setHeader("headerKey", "headerValue")
.setRequestTimeout(1000)
.setQueryParameter("paramKey", "paramValue");
// #ws-complex-holder
// #ws-get
CompletionStage<WSResponse> responsePromise = complexRequest.get();
// #ws-get
String url = "http://example.com";
// #ws-auth
ws.url(url).setAuth("user", "password", WSAuthScheme.BASIC).get();
// #ws-auth
// #ws-follow-redirects
ws.url(url).setFollowRedirects(true).get();
// #ws-follow-redirects
// #ws-query-parameter
ws.url(url).setQueryParameter("paramKey", "paramValue");
// #ws-query-parameter
// #ws-header
ws.url(url).setHeader("headerKey", "headerValue").get();
// #ws-header
String jsonString = "{\"key1\":\"value1\"}";
// #ws-header-content-type
ws.url(url).setHeader("Content-Type", "application/json").post(jsonString);
// OR
ws.url(url).setContentType("application/json").post(jsonString);
// #ws-header-content-type
// #ws-timeout
ws.url(url).setRequestTimeout(1000).get();
// #ws-timeout
// #ws-post-form-data
ws.url(url)
.setContentType("application/x-www-form-urlencoded")
.post("key1=value1&key2=value2");
// #ws-post-form-data
// #ws-post-json
JsonNode json = Json.newObject().put("key1", "value1").put("key2", "value2");
ws.url(url).post(json);
// #ws-post-json
String value =
IntStream.range(0, 100).boxed().map(i -> "abcdefghij").reduce("", (a, b) -> a + b);
ByteString seedValue = ByteString.fromString(value);
Stream<ByteString> largeSource = IntStream.range(0, 10).boxed().map(i -> seedValue);
Source<ByteString, ?> largeImage = Source.from(largeSource.collect(Collectors.toList()));
// #ws-stream-request
CompletionStage<WSResponse> wsResponse = ws.url(url).setBody(largeImage).execute("PUT");
// #ws-stream-request
}
