Example usage for org.springframework.web.client ResponseExtractor ResponseExtractor

List of usage examples for org.springframework.web.client ResponseExtractor ResponseExtractor

  1. HOME
  2. Java
  3. org.springframework
  4. org.springframework.web.client.*
  5. ResponseExtractor
  6. ResponseExtractor

Introduction

In this page you can find the example usage for org.springframework.web.client ResponseExtractor ResponseExtractor.

Prototype

ResponseExtractor

Source Link

Usage

From source file:com.apress.prospringintegration.customadapters.inbound.pollerdriven.StockPollingMessageSource.java

protected Stock getStockInformationFor(final String symbol) {
    String url = String.format(this.stockServiceUrl, symbol);
    Stock stock = restTemplate.execute(url, HttpMethod.GET, null, new ResponseExtractor<Stock>() {
        @Override//w ww  .  j a v a2s  .co m
        public Stock extractData(ClientHttpResponse clientHttpResponse) throws IOException {
            String fragPattern = String.format(jsonFragmentTemplate, symbol, symbol);
            String bodyAsText = IOUtils.toString(clientHttpResponse.getBody());

            int indexOfMatch = bodyAsText.indexOf(fragPattern);

            if (indexOfMatch != -1) {
                String sectionContainingPrice = bodyAsText.substring(indexOfMatch);
                Matcher matcher = symbolSize.matcher(sectionContainingPrice);

                StringBuilder stringBuilder = new StringBuilder();

                while (matcher.find()) {
                    stringBuilder.append(matcher.group(1)).append(".").append(matcher.group(2));
                }

                String response = stringBuilder.toString();
                Float fl = Float.parseFloat(response);

                return new Stock(symbol, fl);
            }

            return null;
        }
    });

    return stock;
}

From source file:de.hybris.platform.marketplaceintegrationbackoffice.utils.MarketplaceintegrationbackofficeHttpClientImpl.java

@Override
public boolean redirectRequest(final String requestUrl) throws IOException {

    final boolean result = true;
    final RestTemplate restTemplate = new RestTemplate();

    final java.net.URI uri = java.net.URI.create(requestUrl);
    final java.awt.Desktop dp = java.awt.Desktop.getDesktop();
    if (dp.isSupported(java.awt.Desktop.Action.BROWSE)) {
        dp.browse(uri);// www  .  ja  v  a2 s . co m
    }
    restTemplate.execute(requestUrl, HttpMethod.GET, new RequestCallback() {
        @Override
        public void doWithRequest(final ClientHttpRequest request) throws IOException {
            // empty block should be documented
        }
    }, new ResponseExtractor<Object>() {
        @Override
        public Object extractData(final ClientHttpResponse response) throws IOException {
            final HttpStatus statusCode = response.getStatusCode();
            LOG.debug("Response status: " + statusCode.toString());
            return response.getStatusCode();
        }
    });
    return result;
}

From source file:com.mycompany.trader.TradingConnect.java

private static void loginAndSaveJsessionIdCookie(final String user, final String password,
        final HttpHeaders headersToUpdate) {

    String url = "http://localhost:" + port + "/blueprint-trading-services/login.html";

    new RestTemplate().execute(url, HttpMethod.POST, new RequestCallback() {
        @Override//from w  ww .  java2  s. c o m
        public void doWithRequest(ClientHttpRequest request) throws IOException {
            MultiValueMap<String, String> map = new LinkedMultiValueMap<>();
            map.add("username", user);
            map.add("password", password);
            new FormHttpMessageConverter().write(map, MediaType.APPLICATION_FORM_URLENCODED, request);
        }
    }, new ResponseExtractor<Object>() {
        @Override
        public Object extractData(ClientHttpResponse response) throws IOException {
            headersToUpdate.add("Cookie", response.getHeaders().getFirst("Set-Cookie"));
            return null;
        }
    });
}

From source file:org.cloudfoundry.client.lib.rest.LoggingRestTemplate.java

@Override
protected <T> T doExecute(URI url, HttpMethod method, RequestCallback requestCallback,
        final ResponseExtractor<T> responseExtractor) throws RestClientException {
    final String[] status = new String[1];
    final HttpStatus[] httpStatus = new HttpStatus[1];
    final Object[] headers = new Object[1];
    final String[] message = new String[1];
    T results = null;/* w w  w .  jav  a  2 s  . c  o m*/
    RestClientException exception = null;
    try {
        results = super.doExecute(url, method, requestCallback, new ResponseExtractor<T>() {
            @SuppressWarnings("rawtypes")
            public T extractData(ClientHttpResponse response) throws IOException {
                httpStatus[0] = response.getStatusCode();
                headers[0] = response.getHeaders();
                T data = null;
                if (responseExtractor != null && (data = responseExtractor.extractData(response)) != null) {
                    if (data instanceof String) {
                        message[0] = ((String) data).length() + " bytes";
                    } else if (data instanceof Map) {
                        message[0] = ((Map) data).keySet().toString();
                    } else {
                        message[0] = data.getClass().getName();
                    }
                    return data;
                } else {
                    message[0] = "<no data>";
                    return null;
                }
            }
        });
        status[0] = "OK";
    } catch (RestClientException e) {
        status[0] = "ERROR";
        message[0] = e.getMessage();
        exception = e;
        if (e instanceof HttpStatusCodeException) {
            httpStatus[0] = ((HttpStatusCodeException) e).getStatusCode();
        }
    }
    addLogMessage(method, url, status[0], httpStatus[0], message[0]);
    if (exception != null) {
        throw exception;
    }
    return results;
}

From source file:de.zib.gndms.gndmc.test.gorfx.ESGFGet.java

@Override
protected void run() throws Exception {

    SetupSSL setupSSL = new SetupSSL();
    setupSSL.setKeyStoreLocation(keyStoreLocation);
    setupSSL.prepareKeyStore(passwd, passwd);
    setupSSL.setupDefaultSSLContext(passwd);

    final RestTemplate rt = new RestTemplate();

    rt.execute(url, HttpMethod.GET, null, new ResponseExtractor<Object>() {
        @Override//from   w  w w.  j a  v a 2 s. c o m
        public Object extractData(final ClientHttpResponse response) throws IOException {

            String url = null;
            String cookieTmp = null;
            System.out.println(response.getStatusCode().toString());
            for (String s : response.getHeaders().keySet())
                for (String v : response.getHeaders().get(s)) {
                    System.out.println(s + ":" + v);
                    if ("Location".equals(s))
                        url = v;
                    else if ("Set-Cookie".equals(s))
                        cookieTmp = v;
                }
            final String cookie = cookieTmp.split(";")[0];

            if (url != null)
                rt.execute(decodeUrl(url), HttpMethod.GET, new RequestCallback() {
                    @Override
                    public void doWithRequest(final ClientHttpRequest request) throws IOException {

                        System.out.println("setting cookie: " + cookie);
                        request.getHeaders().set("Cookie", cookie);
                    }
                }, new ResponseExtractor<Object>() {
                    @Override
                    public Object extractData(final ClientHttpResponse response) throws IOException {

                        System.out.println(response.getStatusCode().toString());
                        System.out.println("Received data, copying");
                        InputStream is = response.getBody();
                        OutputStream os = new FileOutputStream(off);
                        StreamCopyNIO.copyStream(is, os);
                        System.out.println("Done");
                        return null;
                    }
                });

            return null;
        }
    });
}

From source file:io.bosh.client.jobs.SpringJobs.java

private final Observable<File> getGzip(Consumer<UriComponentsBuilder> builderCallback) {
    // For responses that have a Content-Type of application/x-gzip, we need to
    // decompress them. The RestTemplate and HttpClient don't handle this for
    // us/*from w  ww  .  ja va  2s .c om*/
    return createObservable(() -> {
        UriComponentsBuilder builder = UriComponentsBuilder.fromUri(this.root);
        builderCallback.accept(builder);
        URI uri = builder.build().toUri();
        return this.restOperations.execute(uri, HttpMethod.GET, null, new ResponseExtractor<File>() {
            @Override
            public File extractData(ClientHttpResponse response) throws IOException {
                return decompress(response.getBody());
            }
        });
    });
}

From source file:sparklr.common.AbstractEmptyAuthorizationCodeProviderTests.java

@BeforeOAuth2Context
public void setupAccessTokenProvider() {
    accessTokenProvider = new AuthorizationCodeAccessTokenProvider() {

        private ResponseExtractor<OAuth2AccessToken> extractor = super.getResponseExtractor();

        private ResponseExtractor<ResponseEntity<Void>> authExtractor = super.getAuthorizationResponseExtractor();

        private ResponseErrorHandler errorHandler = super.getResponseErrorHandler();

        @Override//from  w w  w.  ja  v a  2 s .  com
        protected ResponseErrorHandler getResponseErrorHandler() {
            return new DefaultResponseErrorHandler() {
                public void handleError(ClientHttpResponse response) throws IOException {
                    response.getHeaders();
                    response.getStatusCode();
                    tokenEndpointResponse = response;
                    errorHandler.handleError(response);
                }
            };
        }

        @Override
        protected ResponseExtractor<OAuth2AccessToken> getResponseExtractor() {
            return new ResponseExtractor<OAuth2AccessToken>() {

                public OAuth2AccessToken extractData(ClientHttpResponse response) throws IOException {
                    try {
                        response.getHeaders();
                        response.getStatusCode();
                        tokenEndpointResponse = response;
                        return extractor.extractData(response);
                    } catch (ResourceAccessException e) {
                        return null;
                    }
                }

            };
        }

        @Override
        protected ResponseExtractor<ResponseEntity<Void>> getAuthorizationResponseExtractor() {
            return new ResponseExtractor<ResponseEntity<Void>>() {

                public ResponseEntity<Void> extractData(ClientHttpResponse response) throws IOException {
                    response.getHeaders();
                    response.getStatusCode();
                    tokenEndpointResponse = response;
                    return authExtractor.extractData(response);
                }
            };
        }
    };
    context.setAccessTokenProvider(getAccessTokenProvider());
}

From source file:com.netflix.genie.web.services.impl.HttpFileTransferImpl.java

/**
 * {@inheritDoc}//from  w ww. j av a 2 s .c  o  m
 */
@Override
public void getFile(@NotBlank(message = "Source file path cannot be empty.") final String srcRemotePath,
        @NotBlank(message = "Destination local path cannot be empty") final String dstLocalPath)
        throws GenieException {
    final long start = System.nanoTime();
    log.debug("Called with src path {} and destination path {}", srcRemotePath, dstLocalPath);

    try {
        final File outputFile = new File(dstLocalPath);
        if (!this.isValid(srcRemotePath)) {
            throw new GenieServerException("Unable to download " + srcRemotePath + " not a valid URL");
        }
        this.restTemplate.execute(srcRemotePath, HttpMethod.GET,
                requestEntity -> requestEntity.getHeaders().setAccept(Lists.newArrayList(MediaType.ALL)),
                new ResponseExtractor<Void>() {
                    @Override
                    public Void extractData(final ClientHttpResponse response) throws IOException {
                        // Documentation I could find pointed to the HttpEntity reading the bytes off
                        // the stream so this should resolve memory problems if the file returned is large
                        FileUtils.copyInputStreamToFile(response.getBody(), outputFile);
                        return null;
                    }
                });
    } finally {
        this.downloadTimer.record(System.nanoTime() - start, TimeUnit.NANOSECONDS);
    }
}

From source file:com.appglu.impl.StorageTemplate.java

protected boolean streamStorageFile(StorageFile file, final InputStreamCallback inputStreamCallback,
        RequestCallback requestCallback) throws AppGluRestClientException {
    URI uri = this.getStorageFileURI(file);

    try {//from w w w . j  a va  2s . c  o m
        ResponseExtractor<Boolean> responseExtractor = new ResponseExtractor<Boolean>() {
            public Boolean extractData(ClientHttpResponse response) throws IOException {
                if (response.getStatusCode() == HttpStatus.NOT_MODIFIED) {
                    return false;
                }

                Md5DigestCalculatingInputStream inputStream = new Md5DigestCalculatingInputStream(
                        response.getBody());
                inputStreamCallback.doWithInputStream(inputStream);

                String eTagHeader = response.getHeaders().getETag();

                if (StringUtils.isNotEmpty(eTagHeader)) {
                    String eTag = StringUtils.removeDoubleQuotes(eTagHeader);

                    byte[] contentMd5 = inputStream.getMd5Digest();
                    if (!HashUtils.md5MatchesWithETag(contentMd5, eTag)) {
                        throw new AppGluRestClientException("Unable to verify integrity of downloaded file. "
                                + "Client calculated content hash didn't match hash calculated by server");
                    }
                }

                return true;
            }
        };

        return this.downloadRestOperations.execute(uri, HttpMethod.GET, requestCallback, responseExtractor);
    } catch (RestClientException e) {
        throw new AppGluRestClientException(e.getMessage(), e);
    }
}

From source file:sparklr.common.AbstractAuthorizationCodeProviderTests.java

@BeforeOAuth2Context
public void setupAccessTokenProvider() {
    accessTokenProvider = new AuthorizationCodeAccessTokenProvider() {

        private ResponseExtractor<OAuth2AccessToken> extractor = super.getResponseExtractor();

        private ResponseExtractor<ResponseEntity<Void>> authExtractor = super.getAuthorizationResponseExtractor();

        private ResponseErrorHandler errorHandler = super.getResponseErrorHandler();

        @Override/*from w w  w .  j  ava 2  s. c  o  m*/
        protected ResponseErrorHandler getResponseErrorHandler() {
            return new DefaultResponseErrorHandler() {
                public void handleError(ClientHttpResponse response) throws IOException {
                    response.getHeaders();
                    response.getStatusCode();
                    tokenEndpointResponse = response;
                    errorHandler.handleError(response);
                }
            };
        }

        @Override
        protected ResponseExtractor<OAuth2AccessToken> getResponseExtractor() {
            return new ResponseExtractor<OAuth2AccessToken>() {

                public OAuth2AccessToken extractData(ClientHttpResponse response) throws IOException {
                    try {
                        response.getHeaders();
                        response.getStatusCode();
                        tokenEndpointResponse = response;
                        return extractor.extractData(response);
                    } catch (ResourceAccessException e) {
                        return null;
                    }
                }

            };
        }

        @Override
        protected ResponseExtractor<ResponseEntity<Void>> getAuthorizationResponseExtractor() {
            return new ResponseExtractor<ResponseEntity<Void>>() {

                public ResponseEntity<Void> extractData(ClientHttpResponse response) throws IOException {
                    response.getHeaders();
                    response.getStatusCode();
                    tokenEndpointResponse = response;
                    return authExtractor.extractData(response);
                }
            };
        }
    };
    context.setAccessTokenProvider(accessTokenProvider);
}