org.openqa.selenium.grid.sessionqueue.GetSessionQueue Maven / Gradle / Ivy

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//   http://www.apache.org/licenses/LICENSE-2.0
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package org.openqa.selenium.grid.sessionqueue;

import org.openqa.selenium.internal.Require;
import org.openqa.selenium.remote.http.HttpHandler;
import org.openqa.selenium.remote.http.HttpRequest;
import org.openqa.selenium.remote.http.HttpResponse;
import org.openqa.selenium.remote.tracing.Span;
import org.openqa.selenium.remote.tracing.Tracer;

import java.util.Collections;

import static org.openqa.selenium.remote.http.Contents.asJson;
import static org.openqa.selenium.remote.tracing.HttpTracing.newSpanAsChildOf;
import static org.openqa.selenium.remote.tracing.Tags.HTTP_REQUEST;
import static org.openqa.selenium.remote.tracing.Tags.HTTP_RESPONSE;

class GetSessionQueue implements HttpHandler {

  private final Tracer tracer;
  private final NewSessionQueue newSessionQueue;

  GetSessionQueue(Tracer tracer, NewSessionQueue newSessionQueue) {
    this.tracer = Require.nonNull("Tracer", tracer);
    this.newSessionQueue = Require.nonNull("New Session Queue", newSessionQueue);
  }

  @Override
  public HttpResponse execute(HttpRequest req) {
    try (Span span = newSpanAsChildOf(tracer, req, "sessionqueue.contents")) {
      HTTP_REQUEST.accept(span, req);

      HttpResponse response = new HttpResponse()
        .setContent(asJson(Collections.singletonMap(
          "value", newSessionQueue.getQueueContents())));

      HTTP_RESPONSE.accept(span, response);

      return response;
    }
  }
}