io.vertx.core.http.HttpClientResponse.headers java code examples

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@Test
public void testPutHeaderReplacesPreviousHeaders() throws Exception {
 server.requestHandler(req ->
  req.response()
   .putHeader("Location", "http://example1.org")
   .putHeader("location", "http://example2.org")
   .end());
 server.listen(onSuccess(server -> {
  client.request(HttpMethod.GET, DEFAULT_HTTP_PORT, DEFAULT_HTTP_HOST, DEFAULT_TEST_URI, onSuccess(resp -> {
   assertEquals(singletonList("http://example2.org"), resp.headers().getAll("LocatioN"));
   testComplete();
   })).end();
 }));
 await();
}

@Test
public void testHeadHasNoContentLengthByDefault() {
 server.requestHandler(req -> {
  assertEquals(HttpMethod.HEAD, req.method());
  // By default HEAD does not have a content-length header
  req.response().end();
 });
 server.listen(onSuccess(s -> {
  client.request(HttpMethod.HEAD, DEFAULT_HTTP_PORT, DEFAULT_HTTP_HOST, DEFAULT_TEST_URI, onSuccess(resp -> {
   assertNull(resp.headers().get(HttpHeaders.CONTENT_LENGTH));
   resp.endHandler(v -> testComplete());
  })).end();
 }));
 await();
}

private void testResponseHeaders(boolean individually) {
 MultiMap headers = getHeaders(10);
 server.requestHandler(req -> {
  if (individually) {
   for (Map.Entry<String, String> header : headers) {
    req.response().headers().add(header.getKey(), header.getValue());
   }
  } else {
   req.response().headers().setAll(headers);
  }
  req.response().end();
 });
 server.listen(onSuccess(server -> {
  client.request(HttpMethod.GET, DEFAULT_HTTP_PORT, DEFAULT_HTTP_HOST, DEFAULT_TEST_URI, onSuccess(resp -> {
   assertTrue(headers.size() < resp.headers().size());
   for (Map.Entry<String, String> entry : headers) {
    assertEquals(entry.getValue(), resp.headers().get(entry.getKey()));
    assertEquals(entry.getValue(), resp.getHeader(entry.getKey()));
   }
   testComplete();
  })).end();
 }));
 await();
}

@Test
public void testHttpServerResponseHeadersDontContainCROrLF() throws Exception {
 server.requestHandler(req -> {
 startServer();
 client.getNow(DEFAULT_HTTP_PORT, DEFAULT_HTTP_HOST, DEFAULT_TEST_URI, onSuccess(resp -> {
  resp.headers().forEach(header -> {
   String name = header.getKey();
   switch (name.toLowerCase()) {

@Test
public void testResponseHeadersWithCharSequence() {
 HashMap<CharSequence, String> headers = new HashMap<>();
 headers.put(HttpHeaders.TEXT_HTML, "text/html");
 headers.put(HttpHeaders.USER_AGENT, "User-Agent");
 headers.put(HttpHeaders.APPLICATION_X_WWW_FORM_URLENCODED, "application/x-www-form-urlencoded");
 server.requestHandler(req -> {
  headers.forEach((k, v) -> req.response().headers().add(k, v));
  req.response().end();
 });
 server.listen(onSuccess(server -> {
  client.request(HttpMethod.GET, DEFAULT_HTTP_PORT, DEFAULT_HTTP_HOST, DEFAULT_TEST_URI, onSuccess(resp -> {
   assertTrue(headers.size() < resp.headers().size());
   headers.forEach((k,v) -> assertEquals(v, resp.headers().get(k)));
   headers.forEach((k,v) -> assertEquals(v, resp.getHeader(k)));
   testComplete();
  })).end();
 }));
 await();
}

@Test
public void testContainsValueString() {
 server.requestHandler(req -> {
  assertTrue(req.headers().contains("Foo", "foo", false));
  assertFalse(req.headers().contains("Foo", "fOo", false));
  req.response().putHeader("quux", "quux");
  req.response().end();
 });
 server.listen(onSuccess(server -> {
  HttpClientRequest req = client.request(HttpMethod.GET, DEFAULT_HTTP_PORT, DEFAULT_HTTP_HOST, DEFAULT_TEST_URI, onSuccess(resp -> {
   assertTrue(resp.headers().contains("Quux", "quux", false));
   assertFalse(resp.headers().contains("Quux", "quUx", false));
   testComplete();
  }));
  req.putHeader("foo", "foo");
  req.end();
 }));
 await();
}

@Test
public void testHeaders() throws Exception {
 AtomicInteger reqCount = new AtomicInteger();
   assertEquals("foo_value", resp.getHeader("foo_response"));
   assertEquals("bar_value", resp.getHeader("bar_response"));
   assertEquals(2, resp.headers().getAll("juu_response").size());
   assertEquals("juu_value_1", resp.headers().getAll("juu_response").get(0));
   assertEquals("juu_value_2", resp.headers().getAll("juu_response").get(1));
   resp.endHandler(v -> {
    assertOnIOContext(ctx);

private void sendFile(String fileName, String contentExpected, boolean useHandler, Function<Handler<AsyncResult<HttpClientResponse>>, HttpClientRequest> requestFact) throws Exception {
 waitFor(2);
 File fileToSend = setupFile(fileName, contentExpected);
 server.requestHandler(req -> {
  if (useHandler) {
   Handler<AsyncResult<Void>> completionHandler = onSuccess(v -> complete());
   req.response().sendFile(fileToSend.getAbsolutePath(), completionHandler);
  } else {
   req.response().sendFile(fileToSend.getAbsolutePath());
   complete();
  }
 });
 startServer();
 requestFact.apply(onSuccess(resp -> {
  assertEquals(200, resp.statusCode());
  assertEquals("text/html", resp.headers().get("Content-Type"));
  resp.exceptionHandler(this::fail);
  resp.bodyHandler(buff -> {
   assertEquals(contentExpected, buff.toString());
   assertEquals(fileToSend.length(), Long.parseLong(resp.headers().get("content-length")));
   complete();
  });
 })).end();
 await();
}

@Test
public void testSendFileOverrideHeaders() throws Exception {
 String content = TestUtils.randomUnicodeString(10000);
 File file = setupFile("test-send-file.html", content);
 server.requestHandler(req -> {
  req.response().putHeader("Content-Type", "wibble");
  req.response().sendFile(file.getAbsolutePath());
 });
 server.listen(onSuccess(s -> {
  client.request(HttpMethod.GET, DEFAULT_HTTP_PORT, DEFAULT_HTTP_HOST, DEFAULT_TEST_URI, onSuccess(resp -> {
   assertEquals(file.length(), Long.parseLong(resp.headers().get("content-length")));
   assertEquals("wibble", resp.headers().get("content-type"));
   resp.bodyHandler(buff -> {
    assertEquals(content, buff.toString());
    file.delete();
    testComplete();
   });
  })).end();
 }));
 await();
}

@Test
public void testContainsValueStringIgnoreCase() {
 server.requestHandler(req -> {
  assertTrue(req.headers().contains("Foo", "foo", true));
  assertTrue(req.headers().contains("Foo", "fOo", true));
  req.response().putHeader("quux", "quux");
  req.response().end();
 });
 server.listen(onSuccess(server -> {
  HttpClientRequest req = client.request(HttpMethod.GET, DEFAULT_HTTP_PORT, DEFAULT_HTTP_HOST, DEFAULT_TEST_URI, onSuccess(resp -> {
   assertTrue(resp.headers().contains("Quux", "quux", true));
   assertTrue(resp.headers().contains("Quux", "quUx", true));
   testComplete();
  }));
  req.putHeader("foo", "foo");
  req.end();
 }));
 await();
}

@Test
public void testNoLinkPreload() throws Exception {
 stat.setWebRoot("webroot/somedir3");
 testRequest(HttpMethod.GET, "/testLinkPreload.html", null, res -> {
  List<String> linkHeaders = res.headers().getAll("Link");
  assertTrue(linkHeaders.isEmpty());
 }, 200, "OK", null);
}

String cnt = req.headers().get("count");
req.response().headers().set("count", cnt);
req.response().end();
 HttpClientRequest req = client.request(HttpMethod.GET, DEFAULT_HTTP_PORT, DEFAULT_HTTP_HOST, path, onSuccess(resp -> {
  assertEquals(200, resp.statusCode());
  assertEquals(theCount, Integer.parseInt(resp.headers().get("count")));
  if (cnt.incrementAndGet() == numGets) {
   testComplete();

@Test
public void testHeadButCanSetContentLength() {
 server.requestHandler(req -> {
  assertEquals(HttpMethod.HEAD, req.method());
  // By default HEAD does not have a content-length header but it can contain a content-length header
  // if explicitly set
  req.response().putHeader(HttpHeaders.CONTENT_LENGTH, "41").end();
 });
 server.listen(onSuccess(s -> {
  client.request(HttpMethod.HEAD, DEFAULT_HTTP_PORT, DEFAULT_HTTP_HOST, DEFAULT_TEST_URI, onSuccess(resp -> {
   assertEquals("41", resp.headers().get(HttpHeaders.CONTENT_LENGTH));
   resp.endHandler(v -> testComplete());
  })).end();
 }));
 await();
}

@Test
public void testContainsValueCharSequenceIgnoreCase() {
 CharSequence Foo = HttpHeaders.createOptimized("Foo");
 CharSequence foo = HttpHeaders.createOptimized("foo");
 CharSequence fOo = HttpHeaders.createOptimized("fOo");
 CharSequence Quux = HttpHeaders.createOptimized("Quux");
 CharSequence quux = HttpHeaders.createOptimized("quux");
 CharSequence quUx = HttpHeaders.createOptimized("quUx");
 server.requestHandler(req -> {
  assertTrue(req.headers().contains(Foo, foo, true));
  assertTrue(req.headers().contains(Foo, fOo, true));
  req.response().putHeader(quux, quux);
  req.response().end();
 });
 server.listen(onSuccess(server -> {
  HttpClientRequest req = client.request(HttpMethod.GET, DEFAULT_HTTP_PORT, DEFAULT_HTTP_HOST, DEFAULT_TEST_URI, onSuccess(resp -> {
   assertTrue(resp.headers().contains(Quux, quux, true));
   assertTrue(resp.headers().contains(Quux, quUx, true));
   testComplete();
  }));
  req.putHeader(foo, foo);
  req.end();
 }));
 await();
}

@Test
public void testLinkPreload() throws Exception {
 List<Http2PushMapping> mappings = new ArrayList<>();
 mappings.add(new Http2PushMapping("style.css", "style", false));
 mappings.add(new Http2PushMapping("coin.png", "image", false));
 stat.setHttp2PushMapping(mappings)
   .setWebRoot("webroot/somedir3");
 testRequest(HttpMethod.GET, "/testLinkPreload.html", null, res -> {
  List<String> linkHeaders = res.headers().getAll("Link");
  assertTrue(linkHeaders.contains("<style.css>; rel=preload; as=style"));
  assertTrue(linkHeaders.contains("<coin.png>; rel=preload; as=image"));
 }, 200, "OK", null);
}

private void checkHeaders(HttpClientResponse resp, String accessControlAllowOrigin,
             String accessControlAllowMethods, String accessControlAllowHeaders,
             String accessControlExposeHeaders, String allowCredentials,
             String maxAgeSeconds) {
 assertEquals(accessControlAllowOrigin, resp.headers().get("access-control-allow-origin"));
 assertEquals(accessControlAllowMethods, resp.headers().get("access-control-allow-methods"));
 assertEquals(accessControlAllowHeaders, resp.headers().get("access-control-allow-headers"));
 assertEquals(accessControlExposeHeaders, resp.headers().get("access-control-expose-headers"));
 assertEquals(allowCredentials, resp.headers().get("access-control-allow-credentials"));
 assertEquals(maxAgeSeconds, resp.headers().get("access-control-max-age"));
}

@Test
public void testHeadCanSetContentLength() {
 server.requestHandler(req -> {
  assertEquals(HttpMethod.HEAD, req.method());
  // Head never contains a body but it can contain a Content-Length header
  // Since headers from HEAD must correspond EXACTLY with corresponding headers for GET
  req.response().headers().set("Content-Length", String.valueOf(41));
  req.response().end();
 });
 server.listen(onSuccess(s -> {
  client.request(HttpMethod.HEAD, DEFAULT_HTTP_PORT, DEFAULT_HTTP_HOST, DEFAULT_TEST_URI, onSuccess(resp -> {
   assertEquals("41", resp.headers().get("Content-Length"));
   resp.endHandler(v -> testComplete());
  })).end();
 }));
 await();
}

@Test
public void testContainsValueCharSequence() {
 CharSequence Foo = HttpHeaders.createOptimized("Foo");
 CharSequence foo = HttpHeaders.createOptimized("foo");
 CharSequence fOo = HttpHeaders.createOptimized("fOo");
 CharSequence Quux = HttpHeaders.createOptimized("Quux");
 CharSequence quux = HttpHeaders.createOptimized("quux");
 CharSequence quUx = HttpHeaders.createOptimized("quUx");
 server.requestHandler(req -> {
  assertTrue(req.headers().contains(Foo, foo, false));
  assertFalse(req.headers().contains(Foo, fOo, false));
  req.response().putHeader(quux, quux);
  req.response().end();
 });
 server.listen(onSuccess(server -> {
  HttpClientRequest req = client.request(HttpMethod.GET, DEFAULT_HTTP_PORT, DEFAULT_HTTP_HOST, DEFAULT_TEST_URI, onSuccess(resp -> {
   assertTrue(resp.headers().contains(Quux, quux, false));
   assertFalse(resp.headers().contains(Quux, quUx, false));
   testComplete();
  }));
  req.putHeader(foo, foo);
  req.end();
 }));
 await();
}

@Test
public void testGetCookie() throws Exception {
 router.route().handler(CookieHandler.create());
 router.route().handler(CSRFHandler.create("Abracadabra"));
 router.get().handler(rc -> rc.response().end());
 testRequest(HttpMethod.GET, "/", null, resp -> {
  List<String> cookies = resp.headers().getAll("set-cookie");
  assertEquals(1, cookies.size());
  assertEquals(CSRFHandler.DEFAULT_COOKIE_NAME, cookies.get(0).substring(0, cookies.get(0).indexOf('=')));
 }, 200, "OK", null);
}

private void checkTextResponse(Buffer buff, HttpClientResponse resp, int statusCode, String statusMessage) {
 assertEquals("text/plain", resp.headers().get(HttpHeaders.CONTENT_TYPE));
 String page = buff.toString();
 assertEquals("Error " + statusCode + ": " + statusMessage, page);
}

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How to use headersmethodin io.vertx.core.http.HttpClientResponse

Best Java code snippets using io.vertx.core.http.HttpClientResponse.headers (Showing top 20 results out of 315)

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