Example usage for org.apache.http.client.methods CloseableHttpResponse headerIterator

Introduction

In this page you can find the example usage for org.apache.http.client.methods CloseableHttpResponse headerIterator.

Prototype

HeaderIterator headerIterator();

Source Link

Usage

From source file:com.gsma.mobileconnect.utils.RestClient.java

/**
 * Builds a RestResponse from the given HttpResponse
 *
 * @param request The original request./*from www  . j a v  a2s. com*/
 * @param closeableHttpResponse The HttpResponse to build the RestResponse for.
 * @return The RestResponse of the HttpResponse
 * @throws IOException
 */
private RestResponse buildRestResponse(HttpRequestBase request, CloseableHttpResponse closeableHttpResponse)
        throws IOException {
    String requestUri = request.getURI().toString();
    int statusCode = closeableHttpResponse.getStatusLine().getStatusCode();

    HeaderIterator headers = closeableHttpResponse.headerIterator();
    List<KeyValuePair> headerList = new ArrayList<KeyValuePair>(3);
    while (headers.hasNext()) {
        Header header = headers.nextHeader();
        headerList.add(new KeyValuePair(header.getName(), header.getValue()));
    }

    HttpEntity httpEntity = closeableHttpResponse.getEntity();
    String responseData = EntityUtils.toString(httpEntity);

    return new RestResponse(requestUri, statusCode, headerList, responseData);
}

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From source file:org.opendaylight.infrautils.diagstatus.shell.HttpClient.java

public HttpResponse sendRequest(HttpRequest request) throws Exception {
    CloseableHttpClient httpclient = HttpClients.createDefault();
    if (httpclient == null) {
        throw new ClientProtocolException("Couldn't create an HTTP client");
    }//from  ww w.j  av a2 s.c  o m
    RequestConfig requestConfig = RequestConfig.custom().setSocketTimeout(request.getTimeout())
            .setConnectTimeout(request.getTimeout()).build();
    HttpRequestBase httprequest;
    String method = request.getMethod();
    if (method.equalsIgnoreCase("GET")) {
        httprequest = new HttpGet(request.getUri());
    } else if (method.equalsIgnoreCase("POST")) {
        httprequest = new HttpPost(request.getUri());
        if (request.getEntity() != null) {
            StringEntity sentEntity = new StringEntity(request.getEntity());
            sentEntity.setContentType(request.getContentType());
            ((HttpEntityEnclosingRequestBase) httprequest).setEntity(sentEntity);
        }
    } else if (method.equalsIgnoreCase("PUT")) {
        httprequest = new HttpPut(request.getUri());
        if (request.getEntity() != null) {
            StringEntity sentEntity = new StringEntity(request.getEntity());
            sentEntity.setContentType(request.getContentType());
            ((HttpEntityEnclosingRequestBase) httprequest).setEntity(sentEntity);
        }
    } else if (method.equalsIgnoreCase("DELETE")) {
        httprequest = new HttpDelete(request.getUri());
    } else {
        httpclient.close();
        throw new IllegalArgumentException(
                "This profile class only supports GET, POST, PUT, and DELETE methods");
    }
    httprequest.setConfig(requestConfig);
    // add request headers
    Iterator<String> headerIterator = request.getHeaders().keySet().iterator();
    while (headerIterator.hasNext()) {
        String header = headerIterator.next();
        Iterator<String> valueIterator = request.getHeaders().get(header).iterator();
        while (valueIterator.hasNext()) {
            httprequest.addHeader(header, valueIterator.next());
        }
    }
    CloseableHttpResponse response = httpclient.execute(httprequest);
    try {
        int httpResponseCode = response.getStatusLine().getStatusCode();
        HashMap<String, List<String>> headerMap = new HashMap<>();
        // copy response headers
        HeaderIterator it = response.headerIterator();
        while (it.hasNext()) {
            Header nextHeader = it.nextHeader();
            String name = nextHeader.getName();
            String value = nextHeader.getValue();
            if (headerMap.containsKey(name)) {
                headerMap.get(name).add(value);
            } else {
                List<String> list = new ArrayList<>();
                list.add(value);
                headerMap.put(name, list);
            }
        }
        if (httpResponseCode > 299) {
            return new HttpResponse(httpResponseCode, response.getStatusLine().getReasonPhrase(), headerMap);
        }
        Optional<HttpEntity> receivedEntity = Optional.ofNullable(response.getEntity());
        String httpBody = receivedEntity.isPresent() ? EntityUtils.toString(receivedEntity.get()) : null;
        return new HttpResponse(response.getStatusLine().getStatusCode(), httpBody, headerMap);
    } finally {
        response.close();
    }
}

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