Examples with NetworkResponse com.android.volley.NetworkResponse used on opensource projects

Example 21 with NetworkResponse

use of com.android.volley.NetworkResponse in project android_frameworks_base by crdroidandroid.

the class URLFetcher method getExpirationTimeMillisFromHTTPHeader.

/**
     * Parses the HTTP headers to compute the ttl.
     *
     * @param headers a map that map the header key to the header values. Can be null.
     * @return the ttl in millisecond or null if the ttl is not specified in the header.
     */
private Long getExpirationTimeMillisFromHTTPHeader(Map<String, List<String>> headers) {
    if (headers == null) {
        return null;
    }
    Map<String, String> joinedHeaders = joinHttpHeaders(headers);
    NetworkResponse response = new NetworkResponse(null, joinedHeaders);
    Cache.Entry cachePolicy = HttpHeaderParser.parseCacheHeaders(response);
    if (cachePolicy == null) {
        // Cache is disabled, set the expire time to 0.
        return DO_NOT_CACHE_RESULT;
    } else if (cachePolicy.ttl == 0) {
        // Cache policy is not specified, set the expire time to 0.
        return DO_NOT_CACHE_RESULT;
    } else {
        // cachePolicy.ttl is actually the expire timestamp in millisecond.
        return cachePolicy.ttl;
    }
}

Example 22 with NetworkResponse

use of com.android.volley.NetworkResponse in project iosched by google.

the class BasicNetworkTest method testHeadersAndPostParams.

public void testHeadersAndPostParams() throws Exception {
    MockHttpStack mockHttpStack = new MockHttpStack();
    BasicHttpResponse fakeResponse = new BasicHttpResponse(new ProtocolVersion("HTTP", 1, 1), 200, "OK");
    fakeResponse.setEntity(new StringEntity("foobar"));
    mockHttpStack.setResponseToReturn(fakeResponse);
    BasicNetwork httpNetwork = new BasicNetwork(mockHttpStack);
    Request<String> request = new Request<String>(Request.Method.GET, "http://foo", null) {

        @Override
        protected Response<String> parseNetworkResponse(NetworkResponse response) {
            return null;
        }

        @Override
        protected void deliverResponse(String response) {
        }

        @Override
        public Map<String, String> getHeaders() {
            Map<String, String> result = new HashMap<String, String>();
            result.put("requestheader", "foo");
            return result;
        }

        @Override
        public Map<String, String> getParams() {
            Map<String, String> result = new HashMap<String, String>();
            result.put("requestpost", "foo");
            return result;
        }
    };
    httpNetwork.performRequest(request);
    assertEquals("foo", mockHttpStack.getLastHeaders().get("requestheader"));
    assertEquals("requestpost=foo&", new String(mockHttpStack.getLastPostBody()));
}

Example 23 with NetworkResponse

use of com.android.volley.NetworkResponse in project iosched by google.

the class ImageRequestTest method testParseNetworkResponse_resizing.

public void testParseNetworkResponse_resizing() throws Exception {
    byte[] jpegBytes = readRawResource(getInstrumentation().getContext().getResources(), R.raw.large_jpeg_1024_500);
    NetworkResponse jpeg = new NetworkResponse(jpegBytes);
    // Exact sizes
    // exactly half
    verifyResize(jpeg, 512, 250, 512, 250);
    // just under half
    verifyResize(jpeg, 511, 249, 509, 249);
    // larger
    verifyResize(jpeg, 1080, 500, 1024, 500);
    // keep same ratio
    verifyResize(jpeg, 500, 500, 500, 244);
    // Specify only width, preserve aspect ratio
    verifyResize(jpeg, 512, 0, 512, 250);
    verifyResize(jpeg, 800, 0, 800, 390);
    verifyResize(jpeg, 1024, 0, 1024, 500);
    // Specify only height, preserve aspect ratio
    verifyResize(jpeg, 0, 250, 512, 250);
    verifyResize(jpeg, 0, 391, 800, 391);
    verifyResize(jpeg, 0, 500, 1024, 500);
    // No resize
    verifyResize(jpeg, 0, 0, 1024, 500);
}

Example 24 with NetworkResponse

use of com.android.volley.NetworkResponse in project OkVolley by googolmo.

the class OkNetwork method performRequest.

@Override
public NetworkResponse performRequest(Request<?> request) throws VolleyError {
    long requestStart = SystemClock.elapsedRealtime();
    while (true) {
        Response httpResponse = null;
        byte[] responseContents = null;
        Map<String, String> responseHeaders = Collections.emptyMap();
        try {
            // Gather headers.
            Map<String, String> headers = new HashMap<String, String>();
            addCacheHeaders(headers, request.getCacheEntry());
            httpResponse = mHttpStack.performRequest(request, headers);
            int statusCode = httpResponse.code();
            responseHeaders = new TreeMap<String, String>();
            for (String field : httpResponse.headers().names()) {
                responseHeaders.put(field, httpResponse.headers().get(field));
            }
            // Handle cache validation.
            if (statusCode == 304) {
                return new NetworkResponse(304, request.getCacheEntry().data, responseHeaders, true);
            }
            if (httpResponse.body() != null) {
                if (responseGzip(responseHeaders)) {
                    Buffer buffer = new Buffer();
                    GzipSource gzipSource = new GzipSource(httpResponse.body().source());
                    while (gzipSource.read(buffer, Integer.MAX_VALUE) != -1) {
                    }
                    responseContents = buffer.readByteArray();
                } else {
                    responseContents = httpResponse.body().bytes();
                }
            } else {
                responseContents = new byte[0];
            }
            //                // Some responses such as 204s do not have content.  We must check.
            //                if (httpResponse.getEntity() != null) {
            //                    responseContents = entityToBytes(httpResponse.getEntity()
            //                            , responseGzip(responseHeaders));
            //                } else {
            //                    // Add 0 byte response as a way of honestly representing a
            //                    // no-content request.
            //                    responseContents = new byte[0];
            //                }
            // if the request is slow, log it.
            long requestLifetime = SystemClock.elapsedRealtime() - requestStart;
            logSlowRequests(requestLifetime, request, responseContents, httpResponse);
            if (statusCode < 200 || statusCode > 299) {
                throw new IOException();
            }
            return new NetworkResponse(statusCode, responseContents, responseHeaders, false);
        } catch (SocketTimeoutException e) {
            attemptRetryOnException("socket", request, new TimeoutError());
        } catch (ConnectTimeoutException e) {
            attemptRetryOnException("connection", request, new TimeoutError());
        } catch (MalformedURLException e) {
            throw new RuntimeException("Bad URL " + request.getUrl(), e);
        } catch (IOException e) {
            int statusCode;
            NetworkResponse networkResponse = null;
            if (httpResponse != null) {
                statusCode = httpResponse.code();
            } else {
                throw new NoConnectionError(e);
            }
            VolleyLog.e("Unexpected response code %d for %s", statusCode, request.getUrl());
            if (responseContents != null) {
                networkResponse = new NetworkResponse(statusCode, responseContents, responseHeaders, false);
                if (statusCode == 401 || statusCode == 403) {
                    attemptRetryOnException("auth", request, new AuthFailureError(networkResponse));
                } else {
                    // TODO: Only throw ServerError for 5xx status codes.
                    throw new ServerError(networkResponse);
                }
            } else {
                throw new NetworkError(networkResponse);
            }
        }
    }
}

Example 25 with NetworkResponse

use of com.android.volley.NetworkResponse in project FastDev4Android by jiangqqlmj.

the class BasicNetwork method performRequest.

/**
     * 执行网络请求
     * @param request Request to process 需要处理的请求
     * @return
     * @throws VolleyError
     */
@Override
public NetworkResponse performRequest(Request<?> request) throws VolleyError {
    long requestStart = SystemClock.elapsedRealtime();
    while (true) {
        HttpResponse httpResponse = null;
        byte[] responseContents = null;
        Map<String, String> responseHeaders = Collections.emptyMap();
        try {
            // Gather headers.
            Map<String, String> headers = new HashMap<String, String>();
            addCacheHeaders(headers, request.getCacheEntry());
            httpResponse = mHttpStack.performRequest(request, headers);
            StatusLine statusLine = httpResponse.getStatusLine();
            int statusCode = statusLine.getStatusCode();
            responseHeaders = convertHeaders(httpResponse.getAllHeaders());
            // Handle cache validation.
            if (statusCode == HttpStatus.SC_NOT_MODIFIED) {
                Entry entry = request.getCacheEntry();
                if (entry == null) {
                    return new NetworkResponse(HttpStatus.SC_NOT_MODIFIED, null, responseHeaders, true, SystemClock.elapsedRealtime() - requestStart);
                }
                // A HTTP 304 response does not have all header fields. We
                // have to use the header fields from the cache entry plus
                // the new ones from the response.
                // http://www.w3.org/Protocols/rfc2616/rfc2616-sec10.html#sec10.3.5
                entry.responseHeaders.putAll(responseHeaders);
                return new NetworkResponse(HttpStatus.SC_NOT_MODIFIED, entry.data, entry.responseHeaders, true, SystemClock.elapsedRealtime() - requestStart);
            }
            // Some responses such as 204s do not have content.  We must check.
            if (httpResponse.getEntity() != null) {
                responseContents = entityToBytes(httpResponse.getEntity());
            } else {
                // Add 0 byte response as a way of honestly representing a
                // no-content request.
                responseContents = new byte[0];
            }
            // if the request is slow, log it.
            long requestLifetime = SystemClock.elapsedRealtime() - requestStart;
            logSlowRequests(requestLifetime, request, responseContents, statusLine);
            if (statusCode < 200 || statusCode > 299) {
                throw new IOException();
            }
            return new NetworkResponse(statusCode, responseContents, responseHeaders, false, SystemClock.elapsedRealtime() - requestStart);
        } catch (SocketTimeoutException e) {
            attemptRetryOnException("socket", request, new TimeoutError());
        } catch (ConnectTimeoutException e) {
            attemptRetryOnException("connection", request, new TimeoutError());
        } catch (MalformedURLException e) {
            throw new RuntimeException("Bad URL " + request.getUrl(), e);
        } catch (IOException e) {
            int statusCode = 0;
            NetworkResponse networkResponse = null;
            if (httpResponse != null) {
                statusCode = httpResponse.getStatusLine().getStatusCode();
            } else {
                throw new NoConnectionError(e);
            }
            VolleyLog.e("Unexpected response code %d for %s", statusCode, request.getUrl());
            if (responseContents != null) {
                networkResponse = new NetworkResponse(statusCode, responseContents, responseHeaders, false, SystemClock.elapsedRealtime() - requestStart);
                if (statusCode == HttpStatus.SC_UNAUTHORIZED || statusCode == HttpStatus.SC_FORBIDDEN) {
                    attemptRetryOnException("auth", request, new AuthFailureError(networkResponse));
                } else {
                    // TODO: Only throw ServerError for 5xx status codes.
                    throw new ServerError(networkResponse);
                }
            } else {
                throw new NetworkError(networkResponse);
            }
        }
    }
}