在grails中传递布尔值而不是布尔值

在grails中传递布尔值而不是布尔值,grails,types,parameters,arguments,boolean,Grails,Types,Parameters,Arguments,Boolean,我试图在此调用中将一个小bboolean作为参数传递: boolean f = false DiskFileItem fileItem = diskFileItemFactory.createItem('file', 'multipart/file-upload', f as boolean, file.name) 但我有个例外: No signature of method: static DiskFileItemFactory.createItem() is applica

我试图在此调用中将一个小b
boolean
作为参数传递:

boolean f = false
DiskFileItem fileItem = diskFileItemFactory.createItem('file',  
   'multipart/file-upload', f as boolean, file.name) 
但我有个例外:

No signature of method: static DiskFileItemFactory.createItem()
  is applicable for argument types: (java.lang.String, java.lang.String, 
  java.lang.Boolean, java.lang.String) values: [file, multipart/file-upload, false,
  file.txt] Possible solutions: createItem(java.lang.String, java.lang.String, 
  boolean, java.lang.String)
看起来它仍在传递big-b布尔对象,而不是原语。有没有一种方法可以强制原语而不是包装类作为参数(或者这完全不是错误)?

也许
f.booleanValue()
会起作用