code: ///////////////////////////////////////////////////////////////////////////////////////////////
  // checkstyle: Checks Java source code and other text files for adherence to a set of rules.
  // Copyright (C) 2001-2023 the original author or authors.
  //
  // This library is free software; you can redistribute it and/or
  // modify it under the terms of the GNU Lesser General Public
  // License as published by the Free Software Foundation; either
  // version 2.1 of the License, or (at your option) any later version.
  //
  // This library is distributed in the hope that it will be useful,
  // but WITHOUT ANY WARRANTY; without even the implied warranty of
  // MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
  // Lesser General Public License for more details.
  //
  // You should have received a copy of the GNU Lesser General Public
  // License along with this library; if not, write to the Free Software
  // Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA
  ///////////////////////////////////////////////////////////////////////////////////////////////
  
  package org.checkstyle.base;
  
  import com.puppycrawl.tools.checkstyle.utils.ModuleReflectionUtil;
  
  public abstract class AbstractCheckstyleModuleTestSupport extends AbstractItModuleTestSupport {
  
      @Override
      protected ModuleCreationOption findModuleCreationOption(String moduleName) {
          ModuleCreationOption moduleCreationOption = ModuleCreationOption.IN_CHECKER;
  
          if (!ROOT_MODULE_NAME.equals(moduleName)) {
              try {
                  final Class<?> moduleClass = Class.forName(moduleName);
                  if (ModuleReflectionUtil.isCheckstyleTreeWalkerCheck(moduleClass)
                          || ModuleReflectionUtil.isTreeWalkerFilterModule(moduleClass)) {
                      moduleCreationOption = ModuleCreationOption.IN_TREEWALKER;
                  }
              }
              catch (ClassNotFoundException ignore) {
                  // ignore exception, assume it is not part of TreeWalker
              }
          }
  
          return moduleCreationOption;
      }
  
  }
  