java.io.InputStream; L21:import java.util.ArrayList; L22:import java.util.List; L23: L24:import org.apache.logging.log4j.LogManager; L25:import org.apache.logging.log4j.Logger; L26:import org.codelibs.core.beans.util.BeanUtil; L27:import org.codelibs.core.lang.StringUtil; L28:import org.codelibs.fess.Constants; L29:import org.codelibs.fess.annotation.Secured; L30:import org.codelibs.fess.app.pager.CharMappingPager; L31:import org.codelibs.fess.app.service.CharMappingService; L32:import org.codelibs.fess.app.web.CrudMode;...