Examples with Headers okhttp3.Headers used on opensource projects

Example 41 with Headers

use of okhttp3.Headers in project okhttp by square.

the class JavaApiConverterTest method createOkResponseForCacheGet.

@Test
public void createOkResponseForCacheGet() throws Exception {
    final String statusLine = "HTTP/1.1 200 Fantastic";
    URI uri = new URI("http://foo/bar");
    Request request = new Request.Builder().url(uri.toURL()).build();
    CacheResponse cacheResponse = new CacheResponse() {

        @Override
        public Map<String, List<String>> getHeaders() throws IOException {
            Map<String, List<String>> headers = new LinkedHashMap<>();
            headers.put(null, Collections.singletonList(statusLine));
            headers.put("xyzzy", Arrays.asList("bar", "baz"));
            return headers;
        }

        @Override
        public InputStream getBody() throws IOException {
            return new ByteArrayInputStream("HelloWorld".getBytes(StandardCharsets.UTF_8));
        }
    };
    Response response = JavaApiConverter.createOkResponseForCacheGet(request, cacheResponse);
    Request cacheRequest = response.request();
    assertEquals(request.url(), cacheRequest.url());
    assertEquals(request.method(), cacheRequest.method());
    assertEquals(0, request.headers().size());
    assertEquals(Protocol.HTTP_1_1, response.protocol());
    assertEquals(200, response.code());
    assertEquals("Fantastic", response.message());
    Headers okResponseHeaders = response.headers();
    assertEquals("baz", okResponseHeaders.get("xyzzy"));
    assertEquals("HelloWorld", response.body().string());
    assertNull(response.handshake());
}

Example 42 with Headers

use of okhttp3.Headers in project okhttp by square.

the class ResponseCacheTest method assertConditionallyCached.

/** @return the request with the conditional get headers. */
private RecordedRequest assertConditionallyCached(MockResponse response) throws Exception {
    // scenario 1: condition succeeds
    server.enqueue(response.setBody("A").setStatus("HTTP/1.1 200 A-OK"));
    server.enqueue(new MockResponse().setResponseCode(HttpURLConnection.HTTP_NOT_MODIFIED));
    // scenario 2: condition fails
    server.enqueue(response.setBody("B").setStatus("HTTP/1.1 200 B-OK"));
    server.enqueue(new MockResponse().setStatus("HTTP/1.1 200 C-OK").setBody("C"));
    URL valid = server.url("/valid").url();
    HttpURLConnection connection1 = openConnection(valid);
    assertEquals("A", readAscii(connection1));
    assertEquals(HttpURLConnection.HTTP_OK, connection1.getResponseCode());
    assertEquals("A-OK", connection1.getResponseMessage());
    HttpURLConnection connection2 = openConnection(valid);
    assertEquals("A", readAscii(connection2));
    assertEquals(HttpURLConnection.HTTP_OK, connection2.getResponseCode());
    assertEquals("A-OK", connection2.getResponseMessage());
    URL invalid = server.url("/invalid").url();
    HttpURLConnection connection3 = openConnection(invalid);
    assertEquals("B", readAscii(connection3));
    assertEquals(HttpURLConnection.HTTP_OK, connection3.getResponseCode());
    assertEquals("B-OK", connection3.getResponseMessage());
    HttpURLConnection connection4 = openConnection(invalid);
    assertEquals("C", readAscii(connection4));
    assertEquals(HttpURLConnection.HTTP_OK, connection4.getResponseCode());
    assertEquals("C-OK", connection4.getResponseMessage());
    // regular get
    server.takeRequest();
    // conditional get
    return server.takeRequest();
}

Example 43 with Headers

use of okhttp3.Headers in project okhttp by square.

the class ResponseCacheTest method otherStacks_cacheMissWithVaryAsterisk.

// Other stacks (e.g. older versions of OkHttp bundled inside Android apps) can interact with the
// default ResponseCache. We can't keep the Vary case working, because we can't get to the Vary
// request headers after connect().
@Test
public void otherStacks_cacheMissWithVaryAsterisk() throws Exception {
    server.enqueue(new MockResponse().addHeader("Cache-Control: max-age=60").addHeader("Vary: *").setBody("A"));
    server.enqueue(new MockResponse().setBody("B"));
    // Set the cache as the shared cache.
    ResponseCache.setDefault(cache);
    // Use the platform's HTTP stack.
    URLConnection connection = server.url("/").url().openConnection();
    assertFalse(connection instanceof OkHttpURLConnection);
    assertEquals("A", readAscii(connection));
    URLConnection connection2 = server.url("/").url().openConnection();
    assertFalse(connection2 instanceof OkHttpURLConnection);
    assertEquals("B", readAscii(connection2));
}

Example 44 with Headers

use of okhttp3.Headers in project okhttp by square.

the class JavaApiConverter method createOkResponseForCacheGet.

/**
   * Creates an OkHttp {@link Response} using the supplied {@link Request} and {@link CacheResponse}
   * to supply the data.
   */
static Response createOkResponseForCacheGet(Request request, CacheResponse javaResponse) throws IOException {
    // Build a cache request for the response to use.
    Headers responseHeaders = createHeaders(javaResponse.getHeaders());
    Headers varyHeaders;
    if (HttpHeaders.hasVaryAll(responseHeaders)) {
        // "*" means that this will be treated as uncacheable anyway.
        varyHeaders = new Headers.Builder().build();
    } else {
        varyHeaders = HttpHeaders.varyHeaders(request.headers(), responseHeaders);
    }
    Request cacheRequest = new Request.Builder().url(request.url()).method(request.method(), null).headers(varyHeaders).build();
    Response.Builder okResponseBuilder = new Response.Builder();
    // Request: Use the cacheRequest we built.
    okResponseBuilder.request(cacheRequest);
    // Status line: Java has this as one of the headers.
    StatusLine statusLine = StatusLine.parse(extractStatusLine(javaResponse));
    okResponseBuilder.protocol(statusLine.protocol);
    okResponseBuilder.code(statusLine.code);
    okResponseBuilder.message(statusLine.message);
    // Response headers
    Headers okHeaders = extractOkHeaders(javaResponse, okResponseBuilder);
    okResponseBuilder.headers(okHeaders);
    // Response body
    ResponseBody okBody = createOkBody(okHeaders, javaResponse);
    okResponseBuilder.body(okBody);
    // Handle SSL handshake information as needed.
    if (javaResponse instanceof SecureCacheResponse) {
        SecureCacheResponse javaSecureCacheResponse = (SecureCacheResponse) javaResponse;
        // Handshake doesn't support null lists.
        List<Certificate> peerCertificates;
        try {
            peerCertificates = javaSecureCacheResponse.getServerCertificateChain();
        } catch (SSLPeerUnverifiedException e) {
            peerCertificates = Collections.emptyList();
        }
        List<Certificate> localCertificates = javaSecureCacheResponse.getLocalCertificateChain();
        if (localCertificates == null) {
            localCertificates = Collections.emptyList();
        }
        String cipherSuiteString = javaSecureCacheResponse.getCipherSuite();
        CipherSuite cipherSuite = CipherSuite.forJavaName(cipherSuiteString);
        Handshake handshake = Handshake.get(null, cipherSuite, peerCertificates, localCertificates);
        okResponseBuilder.handshake(handshake);
    }
    return okResponseBuilder.build();
}

Example 45 with Headers

use of okhttp3.Headers in project okhttp by square.

the class JavaApiConverter method createJavaCacheResponse.

/**
   * Creates a {@link java.net.CacheResponse} of the correct (sub)type using information gathered
   * from the supplied {@link Response}.
   */
public static CacheResponse createJavaCacheResponse(final Response response) {
    final Headers headers = withSyntheticHeaders(response);
    final ResponseBody body = response.body();
    if (response.request().isHttps()) {
        final Handshake handshake = response.handshake();
        return new SecureCacheResponse() {

            @Override
            public String getCipherSuite() {
                return handshake != null ? handshake.cipherSuite().javaName() : null;
            }

            @Override
            public List<Certificate> getLocalCertificateChain() {
                if (handshake == null)
                    return null;
                // Java requires null, not an empty list here.
                List<Certificate> certificates = handshake.localCertificates();
                return certificates.size() > 0 ? certificates : null;
            }

            @Override
            public List<Certificate> getServerCertificateChain() throws SSLPeerUnverifiedException {
                if (handshake == null)
                    return null;
                // Java requires null, not an empty list here.
                List<Certificate> certificates = handshake.peerCertificates();
                return certificates.size() > 0 ? certificates : null;
            }

            @Override
            public Principal getPeerPrincipal() throws SSLPeerUnverifiedException {
                if (handshake == null)
                    return null;
                return handshake.peerPrincipal();
            }

            @Override
            public Principal getLocalPrincipal() {
                if (handshake == null)
                    return null;
                return handshake.localPrincipal();
            }

            @Override
            public Map<String, List<String>> getHeaders() throws IOException {
                // Java requires that the entry with a null key be the status line.
                return JavaNetHeaders.toMultimap(headers, StatusLine.get(response).toString());
            }

            @Override
            public InputStream getBody() throws IOException {
                if (body == null)
                    return null;
                return body.byteStream();
            }
        };
    } else {
        return new CacheResponse() {

            @Override
            public Map<String, List<String>> getHeaders() throws IOException {
                // Java requires that the entry with a null key be the status line.
                return JavaNetHeaders.toMultimap(headers, StatusLine.get(response).toString());
            }

            @Override
            public InputStream getBody() throws IOException {
                if (body == null)
                    return null;
                return body.byteStream();
            }
        };
    }
}