psiprobe.controllers.wrapper.WrapperInfoController Maven / Gradle / Ivy

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/**
 * Licensed under the GPL License. You may not use this file except in compliance with the License.
 * You may obtain a copy of the License at
 *
 *   https://www.gnu.org/licenses/old-licenses/gpl-2.0.html
 *
 * THIS PACKAGE IS PROVIDED "AS IS" AND WITHOUT ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING,
 * WITHOUT LIMITATION, THE IMPLIED WARRANTIES OF MERCHANTIBILITY AND FITNESS FOR A PARTICULAR
 * PURPOSE.
 */
package psiprobe.controllers.wrapper;

import javax.servlet.http.HttpServletRequest;
import javax.servlet.http.HttpServletResponse;
import org.slf4j.Logger;
import org.slf4j.LoggerFactory;
import org.springframework.beans.factory.annotation.Value;
import org.springframework.stereotype.Controller;
import org.springframework.web.bind.annotation.RequestMapping;
import org.springframework.web.servlet.ModelAndView;
import org.springframework.web.servlet.mvc.ParameterizableViewController;
import org.tanukisoftware.wrapper.WrapperManager;
import psiprobe.model.wrapper.WrapperInfo;

/**
 * The Class WrapperInfoController.
 */
@Controller
public class WrapperInfoController extends ParameterizableViewController {

  /** The Constant logger. */
  private static final Logger logger = LoggerFactory.getLogger(WrapperInfoController.class);

  @RequestMapping(path = "/wrapper.htm")
  @Override
  public ModelAndView handleRequest(HttpServletRequest request, HttpServletResponse response)
      throws Exception {
    return super.handleRequest(request, response);
  }

  @Override
  protected ModelAndView handleRequestInternal(HttpServletRequest request,
      HttpServletResponse response) throws Exception {

    WrapperInfo wi = new WrapperInfo();

    try {
      Class.forName("org.tanukisoftware.wrapper.WrapperManager");
      wi.setVersion(WrapperManager.getVersion());
      wi.setBuildTime(WrapperManager.getBuildTime());
      wi.setUser(
          WrapperManager.getUser(false) != null ? WrapperManager.getUser(false).getUser() : null);
      wi.setInteractiveUser(WrapperManager.getInteractiveUser(false) != null
          ? WrapperManager.getInteractiveUser(false).getUser()
          : null);
      wi.setJvmPid(WrapperManager.getJavaPID());
      wi.setWrapperPid(WrapperManager.getWrapperPID());
      wi.setProperties(WrapperManager.getProperties().entrySet());
      wi.setControlledByWrapper(WrapperManager.isControlledByNativeWrapper());
      wi.setDebugEnabled(WrapperManager.isDebugEnabled());
      wi.setLaunchedAsService(WrapperManager.isLaunchedAsService());
    } catch (ClassNotFoundException e) {
      logger.info("Could not find WrapperManager class. Is wrapper.jar in the classpath?");
      logger.trace("", e);
      wi.setControlledByWrapper(false);
    }
    return new ModelAndView(getViewName(), "wrapperInfo", wi);
  }

  @Value("wrapper")
  @Override
  public void setViewName(String viewName) {
    super.setViewName(viewName);
  }

}