采取的方法是专门提供一个build_number.properties, 里面只放置个数字, 以便每次读取加一 def buildNumberIncrease() { ext._build_number_file = new File('build_number.properties') println 'Old build number: ' + _build_number_file.text ext.buildNumber = _build_number_file.text.toInteger() + 1 println 'New build number: ' + buildNumber _build_number_file.text = buildNumber }