Package org.apache.http

Examples of org.apache.http.HttpResponse.addHeader()

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    public void testEmptyKeepAliveHeader() throws Exception {
        HttpContext context = new BasicHttpContext(null);
        HttpResponse response = new BasicHttpResponse(
                new BasicStatusLine(HttpVersion.HTTP_1_1, HttpStatus.SC_OK, "OK"));
        response.addHeader("Keep-Alive", "timeout, max=20");
        ConnectionKeepAliveStrategy keepAliveStrat = new DefaultConnectionKeepAliveStrategy();
        long d = keepAliveStrat.getKeepAliveDuration(response, context);
        assertEquals(-1, d);
    }
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    public void testInvalidKeepAliveHeader() throws Exception {
        HttpContext context = new BasicHttpContext(null);
        HttpResponse response = new BasicHttpResponse(
                new BasicStatusLine(HttpVersion.HTTP_1_1, HttpStatus.SC_OK, "OK"));
        response.addHeader("Keep-Alive", "timeout=whatever, max=20");
        ConnectionKeepAliveStrategy keepAliveStrat = new DefaultConnectionKeepAliveStrategy();
        long d = keepAliveStrat.getKeepAliveDuration(response, context);
        assertEquals(-1, d);
    }
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    public void testKeepAliveHeader() throws Exception {
        HttpContext context = new BasicHttpContext(null);
        HttpResponse response = new BasicHttpResponse(
                new BasicStatusLine(HttpVersion.HTTP_1_1, HttpStatus.SC_OK, "OK"));
        response.addHeader("Keep-Alive", "timeout=300, max=20");
        ConnectionKeepAliveStrategy keepAliveStrat = new DefaultConnectionKeepAliveStrategy();
        long d = keepAliveStrat.getKeepAliveDuration(response, context);
        assertEquals(300000, d);
    }
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      if(request.getURI().toString().equals(uri)) {
        HttpResponse response = new BasicHttpResponse(new ProtocolVersion("HTTP", 1, 1), 200, "OK");
        BasicHttpEntity entity = new BasicHttpEntity();
        if(contentLocation != null)
          response.addHeader(new BasicHeader("Content-Location", contentLocation));
        entity.setContentEncoding(charset);
        entity.setContentType(this.contentType);
        entity.setContent(this.body);
        response.setEntity(new BufferedHttpEntity(entity));
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        } else {
            cachedResponse = responseGenerator.generateResponse(entry);
        }
        setResponseStatus(context, CacheResponseStatus.CACHE_HIT);
        if (validityPolicy.getStalenessSecs(entry, now) > 0L) {
            cachedResponse.addHeader("Warning","110 localhost \"Response is stale\"");
        }
        return cachedResponse;
    }

    private HttpResponse handleRevalidationFailure(HttpRequest request,
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    private HttpResponse unvalidatedCacheHit(HttpContext context,
            HttpCacheEntry entry) {
        final HttpResponse cachedResponse = responseGenerator.generateResponse(entry);
        setResponseStatus(context, CacheResponseStatus.CACHE_HIT);
        cachedResponse.addHeader(HeaderConstants.WARNING, "111 localhost \"Revalidation failed\"");
        return cachedResponse;
    }

    private boolean staleResponseNotAllowed(HttpRequest request,
            HttpCacheEntry entry, Date now) {
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        Date requestDate = getCurrentDate();

        log.trace("Calling the backend");
        HttpResponse backendResponse = backend.execute(target, request, context);
        backendResponse.addHeader("Via", generateViaHeader(backendResponse));
        return handleBackendResponse(target, request, requestDate, getCurrentDate(),
                backendResponse);

    }
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        Date requestDate = getCurrentDate();
        HttpResponse backendResponse = backend.execute(target, conditionalRequest, context);
        Date responseDate = getCurrentDate();

        backendResponse.addHeader("Via", generateViaHeader(backendResponse));

        if (backendResponse.getStatusLine().getStatusCode() != HttpStatus.SC_NOT_MODIFIED) {
            return handleBackendResponse(target, request, requestDate, responseDate, backendResponse);
        }
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            requestDate = getCurrentDate();
            backendResponse = backend.execute(target, unconditional, context);
            responseDate = getCurrentDate();
        }

        backendResponse.addHeader("Via", generateViaHeader(backendResponse));

        int statusCode = backendResponse.getStatusLine().getStatusCode();
        if (statusCode == HttpStatus.SC_NOT_MODIFIED || statusCode == HttpStatus.SC_OK) {
            recordCacheUpdate(context);
        }
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        if (staleIfErrorAppliesTo(statusCode)
            && !staleResponseNotAllowed(request, cacheEntry, getCurrentDate())
            && validityPolicy.mayReturnStaleIfError(request, cacheEntry, responseDate)) {
            final HttpResponse cachedResponse = responseGenerator.generateResponse(cacheEntry);
            cachedResponse.addHeader(HeaderConstants.WARNING, "110 localhost \"Response is stale\"");
            HttpEntity errorBody = backendResponse.getEntity();
            if (errorBody != null) EntityUtils.consume(errorBody);
            return cachedResponse;
        }
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