How to use RetryRequest class of org.openqa.selenium.remote.http package

Best Selenium code snippet using org.openqa.selenium.remote.http.RetryRequest

Source:LocalNewSessionQueue.java

1// Licensed to the Software Freedom Conservancy (SFC) under one2// or more contributor license agreements.  See the NOTICE file3// distributed with this work for additional information4// regarding copyright ownership.  The SFC licenses this file5// to you under the Apache License, Version 2.0 (the6// "License"); you may not use this file except in compliance7// with the License.  You may obtain a copy of the License at8//9//   http://www.apache.org/licenses/LICENSE-2.010//11// Unless required by applicable law or agreed to in writing,12// software distributed under the License is distributed on an13// "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY14// KIND, either express or implied.  See the License for the15// specific language governing permissions and limitations16// under the License.17package org.openqa.selenium.grid.sessionqueue.local;18import org.openqa.selenium.events.EventBus;19import org.openqa.selenium.grid.config.Config;20import org.openqa.selenium.grid.data.NewSessionErrorResponse;21import org.openqa.selenium.grid.data.NewSessionRejectedEvent;22import org.openqa.selenium.grid.data.NewSessionRequestEvent;23import org.openqa.selenium.grid.data.RequestId;24import org.openqa.selenium.grid.log.LoggingOptions;25import org.openqa.selenium.grid.server.EventBusOptions;26import org.openqa.selenium.grid.sessionqueue.NewSessionQueue;27import org.openqa.selenium.grid.sessionqueue.config.NewSessionQueueOptions;28import org.openqa.selenium.internal.Require;29import org.openqa.selenium.remote.http.HttpRequest;30import org.openqa.selenium.remote.http.HttpResponse;31import org.openqa.selenium.remote.tracing.AttributeKey;32import org.openqa.selenium.remote.tracing.EventAttribute;33import org.openqa.selenium.remote.tracing.EventAttributeValue;34import org.openqa.selenium.remote.tracing.Span;35import org.openqa.selenium.remote.tracing.Tracer;36import java.time.Duration;37import java.util.Deque;38import java.util.HashMap;39import java.util.Map;40import java.util.Optional;41import java.util.UUID;42import java.util.concurrent.ConcurrentLinkedDeque;43import java.util.concurrent.Executors;44import java.util.concurrent.ScheduledExecutorService;45import java.util.concurrent.TimeUnit;46import java.util.concurrent.locks.Lock;47import java.util.concurrent.locks.ReadWriteLock;48import java.util.concurrent.locks.ReentrantReadWriteLock;49import java.util.logging.Level;50import java.util.logging.Logger;51public class LocalNewSessionQueue extends NewSessionQueue {52  private static final Logger LOG = Logger.getLogger(LocalNewSessionQueue.class.getName());53  private final EventBus bus;54  private final Deque<HttpRequest> sessionRequests = new ConcurrentLinkedDeque<>();55  private final ReadWriteLock lock = new ReentrantReadWriteLock(true);56  private final ScheduledExecutorService executorService = Executors57    .newSingleThreadScheduledExecutor();58  private final Thread shutdownHook = new Thread(this::callExecutorShutdown);59  public LocalNewSessionQueue(Tracer tracer, EventBus bus, Duration retryInterval,60                              Duration requestTimeout) {61    super(tracer, retryInterval, requestTimeout);62    this.bus = Require.nonNull("Event bus", bus);63    Runtime.getRuntime().addShutdownHook(shutdownHook);64  }65  public static NewSessionQueue create(Config config) {66    Tracer tracer = new LoggingOptions(config).getTracer();67    EventBus bus = new EventBusOptions(config).getEventBus();68    Duration retryInterval = new NewSessionQueueOptions(config).getSessionRequestRetryInterval();69    Duration requestTimeout = new NewSessionQueueOptions(config).getSessionRequestTimeout();70    return new LocalNewSessionQueue(tracer, bus, retryInterval, requestTimeout);71  }72  @Override73  public boolean isReady() {74    return bus.isReady();75  }76  @Override77  public boolean offerLast(HttpRequest request, RequestId requestId) {78    Require.nonNull("New Session request", request);79    Span span = tracer.getCurrentContext().createSpan("local_sessionqueue.add");80    boolean added = false;81    Lock writeLock = lock.writeLock();82    writeLock.lock();83    try {84      Map<String, EventAttributeValue> attributeMap = new HashMap<>();85      attributeMap.put(AttributeKey.LOGGER_CLASS.getKey(),86        EventAttribute.setValue(getClass().getName()));87      added = sessionRequests.offerLast(request);88      addRequestHeaders(request, requestId);89      attributeMap90        .put(AttributeKey.REQUEST_ID.getKey(), EventAttribute.setValue(requestId.toString()));91      attributeMap.put("request.added", EventAttribute.setValue(added));92      span.addEvent("Add new session request to the queue", attributeMap);93      return added;94    } finally {95      writeLock.unlock();96      span.close();97      if (added) {98        bus.fire(new NewSessionRequestEvent(requestId));99      }100    }101  }102  @Override103  public boolean offerFirst(HttpRequest request, RequestId requestId) {104    Require.nonNull("New Session request", request);105    Lock writeLock = lock.writeLock();106    writeLock.lock();107    boolean added = false;108    try {109      added = sessionRequests.offerFirst(request);110      return added;111    } finally {112      writeLock.unlock();113      if (added) {114        executorService.schedule(() -> retryRequest(request, requestId),115                                 super.retryInterval.getSeconds(), TimeUnit.SECONDS);116      }117    }118  }119  private void retryRequest(HttpRequest request, RequestId requestId) {120    if (hasRequestTimedOut(request)) {121      LOG.log(Level.INFO, "Request {0} timed out", requestId);122      Lock writeLock = lock.writeLock();123      writeLock.lock();124      try {125        sessionRequests.remove();126      } finally {127        writeLock.unlock();128        bus.fire(new NewSessionRejectedEvent(129            new NewSessionErrorResponse(requestId, "New session request timed out")));130      }131    } else {132      LOG.log(Level.INFO,133              "Adding request back to the queue. All slots are busy. Request: {0}",134              requestId);135      bus.fire(new NewSessionRequestEvent(requestId));136    }137  }138  @Override139  public Optional<HttpRequest> poll() {140    Lock writeLock = lock.writeLock();141    writeLock.lock();142    try {143      Optional<HttpRequest> request = Optional.ofNullable(sessionRequests.poll());144      if (request.isPresent()) {145        HttpRequest httpRequest = request.get();146        if (hasRequestTimedOut(httpRequest)) {147          // TODO Fire NewSessionRejectedEvent with timeout message once request id is passed to poll148          return Optional.empty();149        }150        return Optional.of(httpRequest);151      } else {152        return Optional.empty();153      }154    } finally {155      writeLock.unlock();156    }157  }158  @Override159  public int clear() {160    Lock writeLock = lock.writeLock();161    writeLock.lock();162    try {163      int count = 0;164      LOG.info("Clearing new session request queue");165      for (HttpRequest request = sessionRequests.poll(); request != null;166           request = sessionRequests.poll()) {167        count++;168        UUID reqId = UUID.fromString(request.getHeader(SESSIONREQUEST_ID_HEADER));169        NewSessionErrorResponse errorResponse =170          new NewSessionErrorResponse(new RequestId(reqId), "New session request cancelled.");171        bus.fire(new NewSessionRejectedEvent(errorResponse));172      }173      return count;174    } finally {175      writeLock.unlock();176    }177  }178  public void callExecutorShutdown() {179    LOG.info("Shutting down session queue executor service");180    executorService.shutdown();181  }182}...

RetryRequest

Using AI Code Generation

1import org.openqa.selenium.remote.http.*;2import org.openqa.selenium.remote.http.HttpClient;3import org.openqa.selenium.remote.http.HttpRequest;4import org.openqa.selenium.remote.http.HttpResponse;5import java.io.IOException;6import java.net.URL;7import java.util.concurrent.TimeUnit;8public class RetryRequest {9    public static void main(String[] args) throws IOException {10        HttpClient client = new HttpClient();11        client = client.add(new RetryRequestFilter(3, 10, TimeUnit.SECONDS));12        System.out.println(response.getStatus());13    }14    public static class RetryRequestFilter implements HttpRequestFilter {15        private final int maxRetries;16        private final int retryDelay;17        private final TimeUnit timeUnit;18        public RetryRequestFilter(int maxRetries, int retryDelay, TimeUnit timeUnit) {19            this.maxRetries = maxRetries;20            this.retryDelay = retryDelay;21            this.timeUnit = timeUnit;22        }23        public void filter(HttpRequest request, HttpMessageContents messageContents, HttpMessageInfo messageInfo) {24            if (messageInfo.getRetryCount() >= maxRetries) {25                return;26            }27            if (messageInfo.getResponseCode() == 500 || messageInfo.getResponseCode() == 503) {28                try {29                    timeUnit.sleep(retryDelay);30                } catch (InterruptedException e) {31                    throw new RuntimeException(e);32                }33                messageInfo.markAsRetriable();34            }35        }36    }37}

RetryRequest

Using AI Code Generation

1public class RetryRequest extends HttpHandler {2    private final HttpHandler next;3    private final int maxRetries;4    private final int retryInterval;5    public RetryRequest(HttpHandler next, int maxRetries, int retryInterval) {6        this.next = next;7        this.maxRetries = maxRetries;8        this.retryInterval = retryInterval;9    }10    public HttpResponse execute(HttpRequest req) throws IOException {11        int retries = 0;12        IOException lastException = null;13        while (retries++ < maxRetries) {14            try {15                return next.execute(req);16            } catch (IOException e) {17                lastException = e;18                try {19                    Thread.sleep(retryInterval);20                } catch (InterruptedException ie) {21                }22            }23        }24        throw lastException;25    }26}27public class RetryRequest extends HttpHandler {28    private final HttpHandler next;29    private final int maxRetries;30    private final int retryInterval;31    public RetryRequest(HttpHandler next, int maxRetries, int retryInterval) {32        this.next = next;33        this.maxRetries = maxRetries;34        this.retryInterval = retryInterval;35    }36    public HttpResponse execute(HttpRequest req) throws IOException {37        int retries = 0;38        IOException lastException = null;39        while (retries++ < maxRetries) {40            try {41                return next.execute(req);42            } catch (IOException e) {43                lastException = e;44                try {45                    Thread.sleep(retryInterval);46                } catch (InterruptedException ie) {47                }48            }49        }50        throw lastException;51    }52}

RetryRequest

Using AI Code Generation

1import org.openqa.selenium.remote.http.HttpClient;2import org.openqa.selenium.remote.http.HttpRequest;3import org.openqa.selenium.remote.http.HttpResponse;4import org.openqa.selenium.remote.http.HttpResponse;5import java.io.IOException;6import java.util.function.Predicate;7public class RetryRequest {8    private final HttpClient client;9    private final Predicate<HttpResponse> shouldRetry;10    private final int maxAttempts;11    private final long retryInterval;12    public RetryRequest(HttpClient client, Predicate<HttpResponse> shouldRetry, int maxAttempts, long retryInterval) {13        this.client = client;14        this.shouldRetry = shouldRetry;15        this.maxAttempts = maxAttempts;16        this.retryInterval = retryInterval;17    }18    public HttpResponse execute(HttpRequest request) throws IOException {19        int attempt = 0;20        while (true) {21            attempt++;22            HttpResponse response = client.execute(request);23            if (!shouldRetry.test(response)) {24                return response;25            }26            if (attempt >= maxAttempts) {27                break;28            }29            try {30                Thread.sleep(retryInterval);31            } catch (InterruptedException e) {32            }33        }34        throw new IOException("Request failed after retrying " + maxAttempts + " times");35    }36}37import org.openqa.selenium.remote.http.HttpClient;38import org.openqa.selenium.remote.http.HttpRequest;39import org.openqa.selenium.remote.http.HttpResponse;40import org.openqa.selenium.remote.http.HttpResponse;41import java.io.IOException;42import java.util.function.Predicate;43public class RetryRequest {44    private final HttpClient client;45    private final Predicate<HttpResponse> shouldRetry;46    private final int maxAttempts;47    private final long retryInterval;48    public RetryRequest(HttpClient client, Predicate<HttpResponse> shouldRetry, int maxAttempts, long retryInterval) {49        this.client = client;50        this.shouldRetry = shouldRetry;

Source: Apache HttpClient Interim Error: NoHttpResponseException

1public Synchronized class service(ServletRequest request,ServletResponse response)throws ServletException,IOException2

Source: Force retry on specific http status code

1Instant instant = Instant.now() ; // Capture the current moment in UTC.2

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