Example usage for org.apache.commons.httpclient HttpMethod getResponseBodyAsStream

Introduction

In this page you can find the example usage for org.apache.commons.httpclient HttpMethod getResponseBodyAsStream.

Prototype

public abstract InputStream getResponseBodyAsStream() throws IOException;

Source Link

Usage

From source file:org.alfresco.encryption.DefaultEncryptionUtils.java

/**
 * {@inheritDoc}/*from w  ww .  j  av  a 2  s .  c  o m*/
 */
@Override
public byte[] decryptResponseBody(HttpMethod method) throws IOException {
    // TODO fileoutputstream if content is especially large?
    InputStream body = method.getResponseBodyAsStream();
    if (body != null) {
        ByteArrayOutputStream out = new ByteArrayOutputStream();
        FileCopyUtils.copy(body, out);

        AlgorithmParameters params = decodeAlgorithmParameters(method);
        if (params != null) {
            byte[] decrypted = encryptor.decrypt(KeyProvider.ALIAS_SOLR, params, out.toByteArray());
            return decrypted;
        } else {
            throw new AlfrescoRuntimeException(
                    "Unable to decrypt response body, missing encryption algorithm parameters");
        }
    } else {
        return null;
    }
}

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From source file:org.alfresco.rest.api.tests.client.AbstractHttp.java

/**
 * Extract JSON-object from the method's response.
 * @param method the method containing the response
 * @return the json object. Returns null if response is not JSON or no data-object
 *         is present.//w w  w .  j a  va  2  s  .c o m
 */
public JSONObject getObjectFromResponse(HttpMethod method) {
    JSONObject result = null;

    try {
        InputStream response = method.getResponseBodyAsStream();
        if (response != null) {
            Object object = new JSONParser().parse(new InputStreamReader(response, Charset.forName("UTF-8")));
            if (object instanceof JSONObject) {
                return (JSONObject) object;
            }
        }
    } catch (IOException error) {
        // Ignore errors, returning null
    } catch (ParseException error) {
        // Ignore errors, returning null
    }

    return result;
}

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From source file:org.alfresco.wcm.client.impl.WebScriptCallerImpl.java

private void executeRequest(WebscriptResponseHandler handler, HttpMethod httpMethod,
        boolean ignoreUnauthorized) {
    long startTime = 0L;
    if (log.isDebugEnabled()) {
        startTime = System.currentTimeMillis();
    }/*from   ww w .  j a  v a2  s . c o m*/
    try {
        httpClient.executeMethod(httpMethod);

        if ((httpMethod.getStatusCode() == 401 || httpMethod.getStatusCode() == 403) && !ignoreUnauthorized) {
            discardResponse(httpMethod);

            this.getTicket(username, password);
            httpClient.executeMethod(httpMethod);
        }

        if (httpMethod.getStatusCode() == 200) {
            handler.handleResponse(httpMethod.getResponseBodyAsStream());
        } else {
            // Must read the response, even though we don't use it
            discardResponse(httpMethod);
        }
    } catch (RuntimeException ex) {
        log.error("Rethrowing runtime exception.", ex);
        throw ex;
    } catch (Exception ex) {
        log.error("Failed to make request to Alfresco web script", ex);
    } finally {
        if (log.isDebugEnabled()) {
            log.debug(httpMethod.getName() + " request to " + httpMethod.getPath() + "?"
                    + httpMethod.getQueryString() + " completed in " + (System.currentTimeMillis() - startTime)
                    + "ms");
        }
        httpMethod.releaseConnection();
    }
}

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From source file:org.alfresco.wcm.client.impl.WebScriptCallerImpl.java

void discardResponse(HttpMethod httpMethod) throws IOException {
    if (log.isDebugEnabled()) {
        log.debug("Received non-OK response when invoking method on path " + httpMethod.getPath()
                + ". Response was:\n" + httpMethod.getResponseBodyAsString());
    } else {//from w  ww .  java 2 s.c  o  m
        byte[] buf = localBuffer.get();
        InputStream responseStream = httpMethod.getResponseBodyAsStream();
        while (responseStream.read(buf) != -1)
            ;
    }
}

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From source file:org.apache.asterix.aoya.Utils.java

private static InputStream executeHTTPCall(HttpMethod method) throws HttpException, IOException {
    HttpClient client = new HttpClient();
    HttpMethodRetryHandler noop = new HttpMethodRetryHandler() {
        @Override//  ww w  . ja v a  2  s . c  o  m
        public boolean retryMethod(final HttpMethod method, final IOException exception, int executionCount) {
            return false;
        }
    };
    client.getParams().setParameter(HttpMethodParams.RETRY_HANDLER, noop);
    client.executeMethod(method);
    return method.getResponseBodyAsStream();
}

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From source file:org.apache.camel.component.http.HttpPollingConsumer.java

protected Exchange doReceive(int timeout) {
    Exchange exchange = endpoint.createExchange();
    HttpMethod method = createMethod(exchange);

    // set optional timeout in millis
    if (timeout > 0) {
        method.getParams().setSoTimeout(timeout);
    }/*from   w w  w.j a va2  s  . c  o  m*/

    try {
        // execute request
        int responseCode = httpClient.executeMethod(method);

        Object body = HttpHelper.readResponseBodyFromInputStream(method.getResponseBodyAsStream(), exchange);

        // lets store the result in the output message.
        Message message = exchange.getOut();
        message.setBody(body);

        // lets set the headers
        Header[] headers = method.getResponseHeaders();
        HeaderFilterStrategy strategy = endpoint.getHeaderFilterStrategy();
        for (Header header : headers) {
            String name = header.getName();
            // mapping the content-type
            if (name.toLowerCase().equals("content-type")) {
                name = Exchange.CONTENT_TYPE;
            }
            String value = header.getValue();
            if (strategy != null && !strategy.applyFilterToExternalHeaders(name, value, exchange)) {
                message.setHeader(name, value);
            }
        }
        message.setHeader(Exchange.HTTP_RESPONSE_CODE, responseCode);

        return exchange;
    } catch (IOException e) {
        throw new RuntimeCamelException(e);
    } finally {
        method.releaseConnection();
    }
}

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From source file:org.apache.camel.component.http.HttpProducer.java

/**
 * Extracts the response from the method as a InputStream.
 *
 * @param method the method that was executed
 * @return the response either as a stream, or as a deserialized java object
 * @throws IOException can be thrown/*from  w  w  w . j ava2s  .  c  om*/
 */
protected static Object extractResponseBody(HttpMethod method, Exchange exchange)
        throws IOException, ClassNotFoundException {
    InputStream is = method.getResponseBodyAsStream();
    if (is == null) {
        return null;
    }

    Header header = method.getResponseHeader(Exchange.CONTENT_ENCODING);
    String contentEncoding = header != null ? header.getValue() : null;

    if (!exchange.getProperty(Exchange.SKIP_GZIP_ENCODING, Boolean.FALSE, Boolean.class)) {
        is = GZIPHelper.uncompressGzip(contentEncoding, is);
    }

    // Honor the character encoding
    String contentType = null;
    header = method.getResponseHeader("content-type");
    if (header != null) {
        contentType = header.getValue();
        // find the charset and set it to the Exchange
        HttpHelper.setCharsetFromContentType(contentType, exchange);
    }
    InputStream response = doExtractResponseBodyAsStream(is, exchange);
    // if content type is a serialized java object then de-serialize it back to a Java object
    if (contentType != null && contentType.equals(HttpConstants.CONTENT_TYPE_JAVA_SERIALIZED_OBJECT)) {
        return HttpHelper.deserializeJavaObjectFromStream(response);
    } else {
        return response;
    }
}

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From source file:org.apache.cloudstack.region.RegionsApiUtil.java

/**
 * Makes an api call using region service end_point, api command and params
 * Returns Account object on success/*from   w w  w  .  j  a v a  2s.  c  o m*/
 * @param region
 * @param command
 * @param params
 * @return
 */
protected static RegionAccount makeAccountAPICall(Region region, String command, List<NameValuePair> params) {
    try {
        String url = buildUrl(buildParams(command, params), region);
        HttpClient client = new HttpClient();
        HttpMethod method = new GetMethod(url);
        if (client.executeMethod(method) == 200) {
            InputStream is = method.getResponseBodyAsStream();
            //Translate response to Account object
            XStream xstream = new XStream(new DomDriver());
            xstream.alias("account", RegionAccount.class);
            xstream.alias("user", RegionUser.class);
            xstream.aliasField("id", RegionAccount.class, "uuid");
            xstream.aliasField("name", RegionAccount.class, "accountName");
            xstream.aliasField("accounttype", RegionAccount.class, "type");
            xstream.aliasField("domainid", RegionAccount.class, "domainUuid");
            xstream.aliasField("networkdomain", RegionAccount.class, "networkDomain");
            xstream.aliasField("id", RegionUser.class, "uuid");
            xstream.aliasField("accountId", RegionUser.class, "accountUuid");
            try (ObjectInputStream in = xstream.createObjectInputStream(is);) {
                return (RegionAccount) in.readObject();
            } catch (IOException e) {
                s_logger.error(e.getMessage());
                return null;
            }
        } else {
            return null;
        }
    } catch (HttpException e) {
        s_logger.error(e.getMessage());
        return null;
    } catch (IOException e) {
        s_logger.error(e.getMessage());
        return null;
    } catch (ClassNotFoundException e) {
        s_logger.error(e.getMessage());
        return null;
    }
}

---

From source file:org.apache.cloudstack.region.RegionsApiUtil.java

/**
 * Makes an api call using region service end_point, api command and params
 * Returns Domain object on success/*ww  w  .j  a va 2  s  .  c  om*/
 * @param region
 * @param command
 * @param params
 * @return
 */
protected static RegionDomain makeDomainAPICall(Region region, String command, List<NameValuePair> params) {
    try {
        String url = buildUrl(buildParams(command, params), region);
        HttpClient client = new HttpClient();
        HttpMethod method = new GetMethod(url);
        if (client.executeMethod(method) == 200) {
            InputStream is = method.getResponseBodyAsStream();
            XStream xstream = new XStream(new DomDriver());
            //Translate response to Domain object
            xstream.alias("domain", RegionDomain.class);
            xstream.aliasField("id", RegionDomain.class, "uuid");
            xstream.aliasField("parentdomainid", RegionDomain.class, "parentUuid");
            xstream.aliasField("networkdomain", DomainVO.class, "networkDomain");
            try (ObjectInputStream in = xstream.createObjectInputStream(is);) {
                return (RegionDomain) in.readObject();
            } catch (IOException e) {
                s_logger.error(e.getMessage());
                return null;
            }
        } else {
            return null;
        }
    } catch (HttpException e) {
        s_logger.error(e.getMessage());
        return null;
    } catch (IOException e) {
        s_logger.error(e.getMessage());
        return null;
    } catch (ClassNotFoundException e) {
        s_logger.error(e.getMessage());
        return null;
    }
}

---

From source file:org.apache.cloudstack.region.RegionsApiUtil.java

/**
 * Makes an api call using region service end_point, api command and params
 * Returns UserAccount object on success
 * @param region/*from   w w w  .j  av a2  s.c  om*/
 * @param command
 * @param params
 * @return
 */
protected static UserAccount makeUserAccountAPICall(Region region, String command, List<NameValuePair> params) {
    try {
        String url = buildUrl(buildParams(command, params), region);
        HttpClient client = new HttpClient();
        HttpMethod method = new GetMethod(url);
        if (client.executeMethod(method) == 200) {
            InputStream is = method.getResponseBodyAsStream();
            XStream xstream = new XStream(new DomDriver());
            xstream.alias("useraccount", UserAccountVO.class);
            xstream.aliasField("id", UserAccountVO.class, "uuid");
            try (ObjectInputStream in = xstream.createObjectInputStream(is);) {
                return (UserAccountVO) in.readObject();
            } catch (IOException e) {
                s_logger.error(e.getMessage());
                return null;
            }
        } else {
            return null;
        }
    } catch (HttpException e) {
        s_logger.error(e.getMessage());
        return null;
    } catch (IOException e) {
        s_logger.error(e.getMessage());
        return null;
    } catch (ClassNotFoundException e) {
        s_logger.error(e.getMessage());
        return null;
    }
}

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