Example usage for org.apache.http.client.methods HttpRequestWrapper addHeader

Introduction

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

Prototype

public void addHeader(String str, String str2) 

Source Link

Usage

From source file:org.apache.http.impl.client.cache.CachingExec.java

public CloseableHttpResponse execute(final HttpRoute route, final HttpRequestWrapper request,
        final HttpClientContext context, final HttpExecutionAware execAware) throws IOException, HttpException {

    final HttpHost target = context.getTargetHost();
    final String via = generateViaHeader(request.getOriginal());

    // default response context
    setResponseStatus(context, CacheResponseStatus.CACHE_MISS);

    if (clientRequestsOurOptions(request)) {
        setResponseStatus(context, CacheResponseStatus.CACHE_MODULE_RESPONSE);
        return Proxies.enhanceResponse(new OptionsHttp11Response());
    }/*from   w w w  .jav  a2 s .  c  o  m*/

    final HttpResponse fatalErrorResponse = getFatallyNoncompliantResponse(request, context);
    if (fatalErrorResponse != null) {
        return Proxies.enhanceResponse(fatalErrorResponse);
    }

    requestCompliance.makeRequestCompliant(request);
    request.addHeader("Via", via);

    flushEntriesInvalidatedByRequest(context.getTargetHost(), request);

    if (!cacheableRequestPolicy.isServableFromCache(request)) {
        log.debug("Request is not servable from cache");
        return callBackend(route, request, context, execAware);
    }

    final HttpCacheEntry entry = satisfyFromCache(target, request);
    if (entry == null) {
        log.debug("Cache miss");
        return handleCacheMiss(route, request, context, execAware);
    } else {
        return handleCacheHit(route, request, context, execAware, entry);
    }
}

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From source file:org.apache.http.impl.client.cache.CachingHttpAsyncClient.java

@Override
public Future<HttpResponse> execute(final HttpHost target, final HttpRequest originalRequest,
        final HttpContext context, final FutureCallback<HttpResponse> futureCallback) {
    final BasicFuture<HttpResponse> future = new BasicFuture<HttpResponse>(futureCallback);
    final HttpRequestWrapper request = HttpRequestWrapper.wrap(originalRequest);
    final HttpCacheContext clientContext = HttpCacheContext.adapt(context);
    // default response context
    setResponseStatus(clientContext, CacheResponseStatus.CACHE_MISS);

    final String via = generateViaHeader(request);

    if (clientRequestsOurOptions(request)) {
        setResponseStatus(clientContext, CacheResponseStatus.CACHE_MODULE_RESPONSE);
        future.completed(new OptionsHttp11Response());
        return future;
    }//from ww w.j  a  v  a2 s  . c  o m

    final HttpResponse fatalErrorResponse = getFatallyNoncompliantResponse(request, clientContext);
    if (fatalErrorResponse != null) {
        future.completed(fatalErrorResponse);
        return future;
    }

    try {
        this.requestCompliance.makeRequestCompliant(request);
    } catch (final ClientProtocolException e) {
        future.failed(e);
        return future;
    }
    request.addHeader(HeaderConstants.VIA, via);

    flushEntriesInvalidatedByRequest(target, request);

    if (!this.cacheableRequestPolicy.isServableFromCache(request)) {
        log.debug("Request is not servable from cache");
        callBackend(future, target, request, clientContext);
        return future;
    }

    final HttpCacheEntry entry = satisfyFromCache(target, request);
    if (entry == null) {
        log.debug("Cache miss");
        handleCacheMiss(future, target, request, clientContext);
    } else {
        try {
            handleCacheHit(future, target, request, clientContext, entry);
        } catch (final IOException e) {
            future.failed(e);
        }
    }
    return future;
}

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