org.openqa.grid.web.servlet.RegistryBasedServlet Maven / Gradle / Ivy

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// to you under the Apache License, Version 2.0 (the
// "License"); you may not use this file except in compliance
// with the License.  You may obtain a copy of the License at
//
//   http://www.apache.org/licenses/LICENSE-2.0
//
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package org.openqa.grid.web.servlet;

import org.openqa.grid.internal.GridRegistry;

import javax.servlet.http.HttpServlet;

public abstract class RegistryBasedServlet extends HttpServlet {
  private GridRegistry registry;

  public RegistryBasedServlet(GridRegistry registry) {
    this.registry = registry;
  }

  protected GridRegistry getRegistry() {
    if (registry == null) {
      registry = (GridRegistry) getServletContext().getAttribute(GridRegistry.KEY);
    }

    return registry;
  }
}