org.apache.hc.core5.http.HttpRequest.containsHeader()方法的使用及代码示例

x33g5p2x  于2022-01-20 转载在 其他  
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本文整理了Java中org.apache.hc.core5.http.HttpRequest.containsHeader()方法的一些代码示例，展示了HttpRequest.containsHeader()的具体用法。这些代码示例主要来源于Github/Stackoverflow/Maven等平台，是从一些精选项目中提取出来的代码，具有较强的参考意义，能在一定程度帮忙到你。HttpRequest.containsHeader()方法的具体详情如下：
包路径：org.apache.hc.core5.http.HttpRequest
类名称：HttpRequest
方法名：containsHeader

HttpRequest.containsHeader介绍

暂无

代码示例

代码示例来源：origin: apache/httpcomponents-client

private boolean hasSupportedEtagValidator(final HttpRequest request) {
  return request.containsHeader(HeaderConstants.IF_NONE_MATCH);
}

代码示例来源：origin: apache/httpcomponents-client

SimpleHttpResponse generateCachedResponse(
    final HttpRequest request,
    final HttpContext context,
    final HttpCacheEntry entry,
    final Date now) throws ResourceIOException {
  final SimpleHttpResponse cachedResponse;
  if (request.containsHeader(HeaderConstants.IF_NONE_MATCH)
      || request.containsHeader(HeaderConstants.IF_MODIFIED_SINCE)) {
    cachedResponse = responseGenerator.generateNotModifiedResponse(entry);
  } else {
    cachedResponse = responseGenerator.generateResponse(request, entry);
  }
  setResponseStatus(context, CacheResponseStatus.CACHE_HIT);
  if (validityPolicy.getStalenessSecs(entry, now) > 0L) {
    cachedResponse.addHeader(HeaderConstants.WARNING,"110 localhost \"Response is stale\"");
  }
  return cachedResponse;
}

代码示例来源：origin: org.apache.httpcomponents.client5/httpclient5-cache

private boolean hasSupportedEtagValidator(final HttpRequest request) {
  return request.containsHeader(HeaderConstants.IF_NONE_MATCH);
}

代码示例来源：origin: org.apache.httpcomponents.core5/httpcore5

@Override
public void process(final HttpRequest request, final EntityDetails entity, final HttpContext context)
  throws HttpException, IOException {
  Args.notNull(request, "HTTP request");
  if (!request.containsHeader(HttpHeaders.USER_AGENT) && this.userAgent != null) {
    request.addHeader(HttpHeaders.USER_AGENT, this.userAgent);
  }
}

代码示例来源：origin: apache/httpcomponents-core

@Override
public void process(final HttpRequest request, final EntityDetails entity, final HttpContext context)
  throws HttpException, IOException {
  Args.notNull(request, "HTTP request");
  if (!request.containsHeader(HttpHeaders.USER_AGENT) && this.userAgent != null) {
    request.addHeader(HttpHeaders.USER_AGENT, this.userAgent);
  }
}

代码示例来源：origin: apache/httpcomponents-core

@Override
public void process(final HttpRequest request, final EntityDetails entity, final HttpContext context)
    throws HttpException, IOException {
  Args.notNull(request, "HTTP request");
  final String method = request.getMethod();
  if (method.equalsIgnoreCase("CONNECT")) {
    return;
  }
  if (!request.containsHeader(HttpHeaders.CONNECTION)) {
    // Default policy is to keep connection alive
    // whenever possible
    if (request.containsHeader(HttpHeaders.UPGRADE)) {
      request.addHeader(HttpHeaders.CONNECTION, HeaderElements.UPGRADE);
    } else {
      request.addHeader(HttpHeaders.CONNECTION, HeaderElements.KEEP_ALIVE);
    }
  }
}

代码示例来源：origin: org.apache.httpcomponents.core5/httpcore5

@Override
public void process(final HttpRequest request, final EntityDetails entity, final HttpContext context)
    throws HttpException, IOException {
  Args.notNull(request, "HTTP request");
  final String method = request.getMethod();
  if (method.equalsIgnoreCase("CONNECT")) {
    return;
  }
  if (!request.containsHeader(HttpHeaders.CONNECTION)) {
    // Default policy is to keep connection alive
    // whenever possible
    if (request.containsHeader(HttpHeaders.UPGRADE)) {
      request.addHeader(HttpHeaders.CONNECTION, HeaderElements.UPGRADE);
    } else {
      request.addHeader(HttpHeaders.CONNECTION, HeaderElements.KEEP_ALIVE);
    }
  }
}

代码示例来源：origin: org.apache.httpcomponents.core5/httpcore5

@Override
public void process(final HttpRequest request, final EntityDetails entity, final HttpContext context)
    throws HttpException, IOException {
  Args.notNull(request, "HTTP request");
  if (entity != null && !request.containsHeader(HttpHeaders.DATE)) {
    request.setHeader(HttpHeaders.DATE, HttpDateGenerator.INSTANCE.getCurrentDate());
  }
}

代码示例来源：origin: apache/httpcomponents-core

@Override
public void process(final HttpRequest request, final EntityDetails entity, final HttpContext context)
    throws HttpException, IOException {
  Args.notNull(request, "HTTP request");
  if (entity != null && !request.containsHeader(HttpHeaders.DATE)) {
    request.setHeader(HttpHeaders.DATE, HttpDateGenerator.INSTANCE.getCurrentDate());
  }
}

代码示例来源：origin: org.apache.httpcomponents.client5/httpclient5-cache

SimpleHttpResponse generateCachedResponse(
    final HttpRequest request,
    final HttpContext context,
    final HttpCacheEntry entry,
    final Date now) throws ResourceIOException {
  final SimpleHttpResponse cachedResponse;
  if (request.containsHeader(HeaderConstants.IF_NONE_MATCH)
      || request.containsHeader(HeaderConstants.IF_MODIFIED_SINCE)) {
    cachedResponse = responseGenerator.generateNotModifiedResponse(entry);
  } else {
    cachedResponse = responseGenerator.generateResponse(request, entry);
  }
  setResponseStatus(context, CacheResponseStatus.CACHE_HIT);
  if (validityPolicy.getStalenessSecs(entry, now) > 0L) {
    cachedResponse.addHeader(HeaderConstants.WARNING,"110 localhost \"Response is stale\"");
  }
  return cachedResponse;
}

代码示例来源：origin: org.apache.httpcomponents.client5/httpclient5

@Override
public void process(final HttpRequest request, final EntityDetails entity, final HttpContext context)
    throws HttpException, IOException {
  Args.notNull(request, "HTTP request");
  final String method = request.getMethod();
  if (method.equalsIgnoreCase("CONNECT")) {
    return;
  }
  if (this.defaultHeaders != null) {
    for (final Header defHeader : this.defaultHeaders) {
      if(!request.containsHeader(defHeader.getName())) {
        request.addHeader(defHeader);
      }
    }
  }
}

代码示例来源：origin: apache/httpcomponents-core

@Override
public void process(final HttpRequest request, final EntityDetails entity, final HttpContext context)
    throws HttpException, IOException {
  Args.notNull(request, "HTTP request");
  if (!request.containsHeader(HttpHeaders.EXPECT)) {
    if (entity != null) {
      final ProtocolVersion ver = context.getProtocolVersion();
      // Do not send the expect header if request body is known to be empty
      if (entity.getContentLength() != 0 && !ver.lessEquals(HttpVersion.HTTP_1_0)) {
        request.addHeader(HttpHeaders.EXPECT, HeaderElements.CONTINUE);
      }
    }
  }
}

代码示例来源：origin: org.apache.httpcomponents.core5/httpcore5

@Override
public void process(final HttpRequest request, final EntityDetails entity, final HttpContext context)
    throws HttpException, IOException {
  Args.notNull(request, "HTTP request");
  if (!request.containsHeader(HttpHeaders.EXPECT)) {
    if (entity != null) {
      final ProtocolVersion ver = context.getProtocolVersion();
      // Do not send the expect header if request body is known to be empty
      if (entity.getContentLength() != 0 && !ver.lessEquals(HttpVersion.HTTP_1_0)) {
        request.addHeader(HttpHeaders.EXPECT, HeaderElements.CONTINUE);
      }
    }
  }
}

代码示例来源：origin: org.apache.httpcomponents.client5/httpclient5

@Override
public void process(final HttpRequest request, final EntityDetails entity, final HttpContext context)
    throws HttpException, IOException {
  Args.notNull(request, "HTTP request");
  final String method = request.getMethod();
  if (method.equalsIgnoreCase("CONNECT")) {
    request.setHeader(PROXY_CONN_DIRECTIVE, HeaderElements.KEEP_ALIVE);
    return;
  }
  final HttpClientContext clientContext = HttpClientContext.adapt(context);
  // Obtain the client connection (required)
  final RouteInfo route = clientContext.getHttpRoute();
  if (route == null) {
    this.log.debug("Connection route not set in the context");
    return;
  }
  if (route.getHopCount() == 1 || route.isTunnelled()) {
    if (!request.containsHeader(HttpHeaders.CONNECTION)) {
      request.addHeader(HttpHeaders.CONNECTION, HeaderElements.KEEP_ALIVE);
    }
  }
  if (route.getHopCount() == 2 && !route.isTunnelled()) {
    if (!request.containsHeader(PROXY_CONN_DIRECTIVE)) {
      request.addHeader(PROXY_CONN_DIRECTIVE, HeaderElements.KEEP_ALIVE);
    }
  }
}

代码示例来源：origin: org.apache.httpcomponents.client5/httpclient5

httpProcessor.process(request, entityProducer, clientContext);
if (!request.containsHeader(HttpHeaders.AUTHORIZATION)) {
  if (log.isDebugEnabled()) {
    log.debug("Target auth state: " + targetAuthExchange.getState());
if (!request.containsHeader(HttpHeaders.PROXY_AUTHORIZATION) && !route.isTunnelled()) {
  if (log.isDebugEnabled()) {
    log.debug("Proxy auth state: " + proxyAuthExchange.getState());

代码示例来源：origin: apache/httpcomponents-core

request.removeHeaders(HttpHeaders.CONTENT_LENGTH);
} else {
  if (request.containsHeader(HttpHeaders.TRANSFER_ENCODING)) {
    throw new ProtocolException("Transfer-encoding header already present");
  if (request.containsHeader(HttpHeaders.CONTENT_LENGTH)) {
    throw new ProtocolException("Content-Length header already present");

代码示例来源：origin: org.apache.httpcomponents.core5/httpcore5

request.removeHeaders(HttpHeaders.CONTENT_LENGTH);
} else {
  if (request.containsHeader(HttpHeaders.TRANSFER_ENCODING)) {
    throw new ProtocolException("Transfer-encoding header already present");
  if (request.containsHeader(HttpHeaders.CONTENT_LENGTH)) {
    throw new ProtocolException("Content-Length header already present");

代码示例来源：origin: org.apache.httpcomponents.client5/httpclient5

@Override
public void process(final HttpRequest request, final EntityDetails entity, final HttpContext context)
    throws HttpException, IOException {
  Args.notNull(request, "HTTP request");
  if (!request.containsHeader(HttpHeaders.EXPECT)) {
    final ProtocolVersion version = request.getVersion() != null ? request.getVersion() : HttpVersion.HTTP_1_1;
    // Do not send the expect header if request body is known to be empty
    if (entity != null
        && entity.getContentLength() != 0 && !version.lessEquals(HttpVersion.HTTP_1_0)) {
      final HttpClientContext clientContext = HttpClientContext.adapt(context);
      final RequestConfig config = clientContext.getRequestConfig();
      if (config.isExpectContinueEnabled()) {
        request.addHeader(HttpHeaders.EXPECT, HeaderElements.CONTINUE);
      }
    }
  }
}

代码示例来源：origin: org.apache.httpcomponents.core5/httpcore5

@Override
public void process(final HttpRequest request, final EntityDetails entity, final HttpContext context)
    throws HttpException, IOException {
  Args.notNull(request, "HTTP request");
  Args.notNull(context, "HTTP context");
  final ProtocolVersion ver = context.getProtocolVersion();
  final String method = request.getMethod();
  if (method.equalsIgnoreCase("CONNECT") && ver.lessEquals(HttpVersion.HTTP_1_0)) {
    return;
  }
  if (!request.containsHeader(HttpHeaders.HOST)) {
    URIAuthority authority = request.getAuthority();
    if (authority == null) {
      if (ver.lessEquals(HttpVersion.HTTP_1_0)) {
        return;
      }
      throw new ProtocolException("Target host is unknown");
    }
    if (authority.getUserInfo() != null) {
      authority = new URIAuthority(authority.getHostName(), authority.getPort());
    }
    request.addHeader(HttpHeaders.HOST, authority);
  }
}

代码示例来源：origin: apache/httpcomponents-core

@Override
public void process(final HttpRequest request, final EntityDetails entity, final HttpContext context)
    throws HttpException, IOException {
  Args.notNull(request, "HTTP request");
  Args.notNull(context, "HTTP context");
  final ProtocolVersion ver = context.getProtocolVersion();
  final String method = request.getMethod();
  if (method.equalsIgnoreCase("CONNECT") && ver.lessEquals(HttpVersion.HTTP_1_0)) {
    return;
  }
  if (!request.containsHeader(HttpHeaders.HOST)) {
    URIAuthority authority = request.getAuthority();
    if (authority == null) {
      if (ver.lessEquals(HttpVersion.HTTP_1_0)) {
        return;
      }
      throw new ProtocolException("Target host is unknown");
    }
    if (authority.getUserInfo() != null) {
      authority = new URIAuthority(authority.getHostName(), authority.getPort());
    }
    request.addHeader(HttpHeaders.HOST, authority);
  }
}

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