io.netty.handler.codec.http.HttpResponseStatus # SERVICE_UNAVAILABLE 源码实例Demo

下面列出了 io.netty.handler.codec.http.HttpResponseStatus # SERVICE_UNAVAILABLE 实例代码，或者点击链接到github查看源代码，也可以在右侧发表评论。

源代码1 项目： arcusplatform 文件： StatusPage.java


@Override
public FullHttpResponse respond(FullHttpRequest req, ChannelHandlerContext ctx) throws Exception {
   HttpResponseStatus status;
   String content;
   if(service != null) {
      ClusterServiceRecord record = service.getServiceRecord().orNull();
      if(record == null) {
         status = HttpResponseStatus.SERVICE_UNAVAILABLE;
         content = clusteredPendingId();
      }
      else {
         status = HttpResponseStatus.OK;
         content = clusteredHealthy(record);
      }
   }
   else {
      status = HttpResponseStatus.OK;
      content = healthy();
   }
   ByteBuf buffer = Unpooled.wrappedBuffer(content.getBytes(Charsets.UTF_8));
   FullHttpResponse res = new DefaultFullHttpResponse(HTTP_1_1, status, buffer);
   res.headers().set(CONTENT_TYPE, "text/html; charset=UTF-8");
   setContentLength(res, buffer.readableBytes());
   return res;
}

源代码2 项目： ambry 文件： HealthCheckHandlerTest.java


/**
 * Does a test to see that a health check request results in expected response from the health check handler
 * @param httpMethod the {@link HttpMethod} for the request.
 * @param keepAlive true if keep alive has to be set in the request, false otherwise
 * @throws IOException
 */
private void testHealthCheckRequest(HttpMethod httpMethod, boolean isServiceUp, boolean keepAlive)
    throws IOException {
  EmbeddedChannel channel = createChannel();
  for (int i = 0; i < 2; i++) {
    if (isServiceUp) {
      restServerState.markServiceUp();
    }
    HttpRequest request = RestTestUtils.createRequest(httpMethod, healthCheckUri, null);
    HttpUtil.setKeepAlive(request, keepAlive);
    FullHttpResponse response = sendRequestAndGetResponse(channel, request);
    HttpResponseStatus httpResponseStatus =
        (isServiceUp) ? HttpResponseStatus.OK : HttpResponseStatus.SERVICE_UNAVAILABLE;
    assertEquals("Unexpected response status", httpResponseStatus, response.status());
    String expectedStr = (isServiceUp) ? goodStr : badStr;
    assertEquals("Unexpected content", expectedStr, RestTestUtils.getContentString(response));
    restServerState.markServiceDown();
    if (keepAlive && isServiceUp) {
      Assert.assertTrue("Channel should not be closed ", channel.isOpen());
    } else {
      Assert.assertFalse("Channel should have been closed by now ", channel.isOpen());
      channel = createChannel();
    }
  }
  channel.close();
}

源代码3 项目： browserup-proxy 文件： BrowserUpHttpFilterChain.java


@Override
public HttpResponse clientToProxyRequest(HttpObject httpObject) {
    if (proxyServer.isStopped()) {
        log.warn("Aborting request to {} because proxy is stopped", originalRequest.getUri());
        HttpResponse abortedResponse = new DefaultFullHttpResponse(originalRequest.getProtocolVersion(), HttpResponseStatus.SERVICE_UNAVAILABLE);
        HttpHeaders.setContentLength(abortedResponse, 0L);
        return abortedResponse;
    }

    for (HttpFilters filter : filters) {
        try {
            HttpResponse filterResponse = filter.clientToProxyRequest(httpObject);
            if (filterResponse != null) {
                // if we are short-circuiting the response to an HttpRequest, update ModifiedRequestAwareFilter instances
                // with this (possibly) modified HttpRequest before returning the short-circuit response
                if (httpObject instanceof HttpRequest) {
                    updateFiltersWithModifiedResponse((HttpRequest) httpObject);
                }

                return filterResponse;
            }
        } catch (RuntimeException e) {
            log.warn("Filter in filter chain threw exception. Filter method may have been aborted.", e);
        }
    }

    // if this httpObject is the HTTP request, set the modified request object on all ModifiedRequestAwareFilter
    // instances, so they have access to all modifications the request filters made while filtering
    if (httpObject instanceof HttpRequest) {
        updateFiltersWithModifiedResponse((HttpRequest) httpObject);
    }

    return null;
}

源代码4 项目： CapturePacket 文件： BrowserMobHttpFilterChain.java


@Override
public HttpResponse clientToProxyRequest(HttpObject httpObject) {
    if (proxyServer.isStopped()) {
        log.warn("Aborting request to {} because proxy is stopped", originalRequest.getUri());
        HttpResponse abortedResponse = new DefaultFullHttpResponse(originalRequest.getProtocolVersion(), HttpResponseStatus.SERVICE_UNAVAILABLE);
        HttpHeaders.setContentLength(abortedResponse, 0L);
        return abortedResponse;
    }

    for (HttpFilters filter : filters) {
        try {
            HttpResponse filterResponse = filter.clientToProxyRequest(httpObject);
            if (filterResponse != null) {
                // if we are short-circuiting the response to an HttpRequest, update ModifiedRequestAwareFilter instances
                // with this (possibly) modified HttpRequest before returning the short-circuit response
                if (httpObject instanceof HttpRequest) {
                    updateFiltersWithModifiedResponse((HttpRequest) httpObject);
                }

                return filterResponse;
            }
        } catch (RuntimeException e) {
            log.warn("Filter in filter chain threw exception. Filter method may have been aborted.", e);
        }
    }

    // if this httpObject is the HTTP request, set the modified request object on all ModifiedRequestAwareFilter
    // instances, so they have access to all modifications the request filters made while filtering
    if (httpObject instanceof HttpRequest) {
        updateFiltersWithModifiedResponse((HttpRequest) httpObject);
    }

    return null;
}

源代码5 项目： Dream-Catcher 文件： BrowserMobHttpFilterChain.java


@Override
public HttpResponse clientToProxyRequest(HttpObject httpObject) {
    if (proxyServer.isStopped()) {
        log.warn("Aborting request to {} because proxy is stopped", originalRequest.getUri());
        HttpResponse abortedResponse = new DefaultFullHttpResponse(originalRequest.getProtocolVersion(), HttpResponseStatus.SERVICE_UNAVAILABLE);
        HttpHeaders.setContentLength(abortedResponse, 0L);
        return abortedResponse;
    }

    for (HttpFilters filter : filters) {
        try {
            HttpResponse filterResponse = filter.clientToProxyRequest(httpObject);
            if (filterResponse != null) {
                // if we are short-circuiting the response to an HttpRequest, update ModifiedRequestAwareFilter instances
                // with this (possibly) modified HttpRequest before returning the short-circuit response
                if (httpObject instanceof HttpRequest) {
                    updateFiltersWithModifiedResponse((HttpRequest) httpObject);
                }

                return filterResponse;
            }
        } catch (RuntimeException e) {
            log.warn("Filter in filter chain threw exception. Filter method may have been aborted.", e);
        }
    }

    // if this httpObject is the HTTP request, set the modified request object on all ModifiedRequestAwareFilter
    // instances, so they have access to all modifications the request filters made while filtering
    if (httpObject instanceof HttpRequest) {
        updateFiltersWithModifiedResponse((HttpRequest) httpObject);
    }

    return null;
}

源代码6 项目： AndroidHttpCapture 文件： BrowserMobHttpFilterChain.java


@Override
public HttpResponse clientToProxyRequest(HttpObject httpObject) {
    if (proxyServer.isStopped()) {
        log.warn("Aborting request to {} because proxy is stopped", originalRequest.getUri());
        HttpResponse abortedResponse = new DefaultFullHttpResponse(originalRequest.getProtocolVersion(), HttpResponseStatus.SERVICE_UNAVAILABLE);
        HttpHeaders.setContentLength(abortedResponse, 0L);
        return abortedResponse;
    }

    for (HttpFilters filter : filters) {
        try {
            HttpResponse filterResponse = filter.clientToProxyRequest(httpObject);
            if (filterResponse != null) {
                // if we are short-circuiting the response to an HttpRequest, update ModifiedRequestAwareFilter instances
                // with this (possibly) modified HttpRequest before returning the short-circuit response
                if (httpObject instanceof HttpRequest) {
                    updateFiltersWithModifiedResponse((HttpRequest) httpObject);
                }

                return filterResponse;
            }
        } catch (RuntimeException e) {
            log.warn("Filter in filter chain threw exception. Filter method may have been aborted.", e);
        }
    }

    // if this httpObject is the HTTP request, set the modified request object on all ModifiedRequestAwareFilter
    // instances, so they have access to all modifications the request filters made while filtering
    if (httpObject instanceof HttpRequest) {
        updateFiltersWithModifiedResponse((HttpRequest) httpObject);
    }

    return null;
}

源代码7 项目： ambry 文件： NettyResponseChannel.java


/**
 * Converts a {@link ResponseStatus} into a {@link HttpResponseStatus}.
 * @param responseStatus {@link ResponseStatus} that needs to be mapped to a {@link HttpResponseStatus}.
 * @return the {@link HttpResponseStatus} that maps to the {@link ResponseStatus}.
 */
private HttpResponseStatus getHttpResponseStatus(ResponseStatus responseStatus) {
  HttpResponseStatus status;
  switch (responseStatus) {
    case Ok:
      nettyMetrics.okCount.inc();
      status = HttpResponseStatus.OK;
      break;
    case Created:
      nettyMetrics.createdCount.inc();
      status = HttpResponseStatus.CREATED;
      break;
    case Accepted:
      nettyMetrics.acceptedCount.inc();
      status = HttpResponseStatus.ACCEPTED;
      break;
    case PartialContent:
      nettyMetrics.partialContentCount.inc();
      status = HttpResponseStatus.PARTIAL_CONTENT;
      break;
    case NotModified:
      nettyMetrics.notModifiedCount.inc();
      status = HttpResponseStatus.NOT_MODIFIED;
      break;
    case BadRequest:
      nettyMetrics.badRequestCount.inc();
      status = HttpResponseStatus.BAD_REQUEST;
      break;
    case Unauthorized:
      nettyMetrics.unauthorizedCount.inc();
      status = HttpResponseStatus.UNAUTHORIZED;
      break;
    case NotFound:
      nettyMetrics.notFoundCount.inc();
      status = HttpResponseStatus.NOT_FOUND;
      break;
    case Conflict:
      nettyMetrics.conflictCount.inc();
      status = HttpResponseStatus.CONFLICT;
      break;
    case Gone:
      nettyMetrics.goneCount.inc();
      status = HttpResponseStatus.GONE;
      break;
    case Forbidden:
      nettyMetrics.forbiddenCount.inc();
      status = HttpResponseStatus.FORBIDDEN;
      break;
    case ProxyAuthenticationRequired:
      nettyMetrics.proxyAuthRequiredCount.inc();
      status = HttpResponseStatus.PROXY_AUTHENTICATION_REQUIRED;
      break;
    case RangeNotSatisfiable:
      nettyMetrics.rangeNotSatisfiableCount.inc();
      status = HttpResponseStatus.REQUESTED_RANGE_NOT_SATISFIABLE;
      break;
    case TooManyRequests:
      nettyMetrics.tooManyRequests.inc();
      status = HttpResponseStatus.TOO_MANY_REQUESTS;
      break;
    case RequestTooLarge:
      nettyMetrics.requestTooLargeCount.inc();
      status = HttpResponseStatus.REQUEST_ENTITY_TOO_LARGE;
      break;
    case InternalServerError:
      nettyMetrics.internalServerErrorCount.inc();
      status = HttpResponseStatus.INTERNAL_SERVER_ERROR;
      break;
    case ServiceUnavailable:
      nettyMetrics.serviceUnavailableErrorCount.inc();
      status = HttpResponseStatus.SERVICE_UNAVAILABLE;
      break;
    case InsufficientCapacity:
      nettyMetrics.insufficientCapacityErrorCount.inc();
      status = HttpResponseStatus.INSUFFICIENT_STORAGE;
      break;
    case PreconditionFailed:
      nettyMetrics.preconditionFailedErrorCount.inc();
      status = HttpResponseStatus.PRECONDITION_FAILED;
      break;
    case MethodNotAllowed:
      nettyMetrics.methodNotAllowedErrorCount.inc();
      status = HttpResponseStatus.METHOD_NOT_ALLOWED;
      break;
    default:
      nettyMetrics.unknownResponseStatusCount.inc();
      status = HttpResponseStatus.INTERNAL_SERVER_ERROR;
      break;
  }
  return status;
}

源代码8 项目： ambry 文件： NettyResponseChannelTest.java


/**
 * @param code the {@link RestServiceErrorCode} whose {@link HttpResponseStatus} equivalent is required.
 * @return the {@link HttpResponseStatus} equivalent of {@code code}.
 */
private HttpResponseStatus getExpectedHttpResponseStatus(RestServiceErrorCode code) {
  switch (code) {
    case RequestTooLarge:
      return HttpResponseStatus.REQUEST_ENTITY_TOO_LARGE;
    case Conflict:
      return HttpResponseStatus.CONFLICT;
    case Deleted:
      return HttpResponseStatus.GONE;
    case NotFound:
      return HttpResponseStatus.NOT_FOUND;
    case BadRequest:
    case InvalidArgs:
    case InvalidAccount:
    case InvalidContainer:
    case InvalidRequestState:
    case MalformedRequest:
    case MissingArgs:
    case UnsupportedHttpMethod:
      return HttpResponseStatus.BAD_REQUEST;
    case ResourceDirty:
    case AccessDenied:
      return HttpResponseStatus.FORBIDDEN;
    case Unauthorized:
      return HttpResponseStatus.UNAUTHORIZED;
    case ResourceScanInProgress:
      return HttpResponseStatus.PROXY_AUTHENTICATION_REQUIRED;
    case RangeNotSatisfiable:
      return HttpResponseStatus.REQUESTED_RANGE_NOT_SATISFIABLE;
    case ServiceUnavailable:
      return HttpResponseStatus.SERVICE_UNAVAILABLE;
    case TooManyRequests:
      return HttpResponseStatus.TOO_MANY_REQUESTS;
    case InsufficientCapacity:
      return HttpResponseStatus.INSUFFICIENT_STORAGE;
    case IdConverterServiceError:
    case InternalServerError:
    case RequestChannelClosed:
    case RequestResponseQueuingFailure:
    case UnsupportedRestMethod:
      return HttpResponseStatus.INTERNAL_SERVER_ERROR;
    case PreconditionFailed:
      return HttpResponseStatus.PRECONDITION_FAILED;
    case NotAllowed:
      return HttpResponseStatus.METHOD_NOT_ALLOWED;
    default:
      throw new IllegalArgumentException("Unrecognized RestServiceErrorCode - " + code);
  }
}