Examples of org.elfinder.servlets.commands.AbstractCommand

org.elfinder.servlets.commands.AbstractCommand
This is superclass for each command implemented by the servlet.
This is a quick & dirty code translation from PHP connector, probably needs some cleanup... @author Antoine Walter (www.anw.fr) @date 29 aug. 2011 @version $Id$ @license BSD

      if (config == null) {
        throw new Exception("Configuration problem");
      }


      // prepare command and run
      AbstractCommand command = prepareCommand((String) requestParams.get("cmd"), request, response, config);
      try {
        command.execute();
      } catch (ConnectorException e) {
        logger.warn("command returned an error", e);
        putResponse("error", e.getMessage());
      }


      // append init info if needed
      if (command.mustRunInit()) {
        try {
          command.initCommand();
        } catch (ConnectorException e) {
          logger.warn("command returned an error", e);
          putResponse("error", e.getMessage());
        }
      }


      // output if command didn't do it
      if (!command.isResponseOutputDone()) {
        output(response, command.isResponseTextHtml(), json, command.getResponseWriter());
        command.setResponseOutputDone(true);
      }
    } catch (Exception e) {
      logger.error("Unknown error", e);
      putResponse("error", "Unknown error");

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    if (!config.isCommandAllowed(commandStr)) {
      putResponse("error", "Permission denied");
    }


    AbstractCommand command = null;
    if (commandStr != null) {
      command = instanciateCommand(commandStr);
      if (command == null) {
        putResponse("error", "Unknown command");
      }
    } else {
      String current = (String) request.getParameterMap().get("current");
      if (current != null) {
        command = new OpenCommand();
      } else {
        command = new ContentCommand();
      }
    }


    command.setRequest(request);
    command.setResponse(response);
    command.setJson(json);
    command.setRequestParameters(requestParams);
    command.setListFiles(listFiles);
    command.setListFileStreams(listFileStreams);
    command.setConfig(config);


    command.init();


    return command;
  }

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   * Instanciate a command from its name.
   * @param commandName
   * @return
   */
  protected AbstractCommand instanciateCommand(String commandName) {
    AbstractCommand instance = null;
    try {
      Class<AbstractCommand> clazz = getCommandClass(commandName);
      if (clazz != null) {
        instance = clazz.newInstance();
        if (instance == null) {

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Related Classes of org.elfinder.servlets.commands.AbstractCommand

org.elfinder.servlets.AbstractConnectorServlet

org.elfinder.servlets.ConnectorException

java.io.File

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