Python\u539f\u578b\u6a21\u5f0f<\/h1>\n

Python\u539f\u578b\u6a21\u5f0f\u8be6\u7ec6\u64cd\u4f5c\u6559\u7a0b<\/span>\n <\/div>\n

\n \u539f\u578b\u8bbe\u8ba1\u6a21\u5f0f\u6709\u52a9\u4e8e\u9690\u85cf\u7c7b\u521b\u5efa\u7684\u5b9e\u4f8b\u7684\u590d\u6742\u6027\u3002\u73b0\u6709\u5bf9\u8c61\u7684\u6982\u5ff5\u4e0e\u4ece\u5934\u521b\u5efa\u7684\u65b0\u5bf9\u8c61\u7684\u6982\u5ff5\u4e0d\u540c\u3002\n <\/div>\n

\n \u5982\u679c\u9700\u8981\uff0c\u65b0\u590d\u5236\u7684\u5bf9\u8c61\u7684\u5c5e\u6027\u53ef\u80fd\u4f1a\u6709\u4e00\u4e9b\u66f4\u6539\u3002\u8fd9\u79cd\u65b9\u6cd5\u53ef\u4ee5\u8282\u7701\u5f00\u53d1\u4ea7\u54c1\u6240\u9700\u7684\u65f6\u95f4\u548c\u8d44\u6e90\u3002\n <\/div>\n

\u5982\u4f55\u5b9e\u73b0\u539f\u578b\u6a21\u5f0f\uff1f<\/h2>\n

\n \u73b0\u5728\u8ba9\u6211\u4eec\u770b\u770b\u5982\u4f55\u5b9e\u73b0\u539f\u578b\u6a21\u5f0f\u3002\n <\/div>\n

 # Filename : example.py<\/span>
# Copyright : 2020 By Bianchenghao6<\/span>
# Author by : bianchenghao6.com<\/span>
# Date : 2020-08-22<\/span>
import <\/span>copy
 class <\/span>Prototype:
     _type = None
     _value = None
     def <\/span>clone(self):
         pass
     def <\/span>getType(self):
         return <\/span>self._type
     def <\/span>getValue(self):
         return <\/span>self._value
 class <\/span>Type1(Prototype):
     def <\/span>__init__(self, number):
         self._type = \"Type1\"<\/span>
         self._value = number
     def <\/span>clone(self):
         return <\/span>copy.copy<\/span>(self)
 class <\/span>Type2(Prototype):
     \"\"<\/span><\/span><\/span><\/span>\" Concrete prototype. \"<\/span>\"\"
     def <\/span>__init__(self, number):
         self._type = \"Type2\"<\/span>
         self._value = number
     def <\/span>clone(self):
         return <\/span>copy.copy<\/span>(self)
 class <\/span>ObjectFactory:
     \"\"\" Manages prototypes.
     Static factory, that encapsulates prototype
     initialization and <\/span>then allows instatiation
     of the classes from <\/span>these prototypes.
     \"\"\"
     __type1Value1 = None
     __type1Value2 = None
     __type2Value1 = None
     __type2Value2 = None
     @staticmethod
     def <\/span>initialize():
         ObjectFactory.__type1Value1 = Type1<\/span>(1)
         ObjectFactory.__type1Value2 = Type1<\/span>(2)
         ObjectFactory.__type2Value1 = Type2<\/span>(1)
         ObjectFactory.__type2Value2 = Type2<\/span>(2)
     @staticmethod
     def <\/span>getType1Value1():
         return <\/span>ObjectFactory.__type1Value1.clone<\/span>()
     @staticmethod
     def <\/span>getType1Value2():
         return <\/span>ObjectFactory.__type1Value2.clone<\/span>()
     @staticmethod
     def <\/span>getType2Value1():
         return <\/span>ObjectFactory.__type2Value1.clone<\/span>()
     @staticmethod
     def <\/span>getType2Value2():
         return <\/span>ObjectFactory.__type2Value2.clone<\/span>()
 def <\/span>main():
     ObjectFactory.initialize<\/span>()
     instance = ObjectFactory.getType1Value1<\/span>()
     print(\"%s: %s\"<\/span><\/span><\/span><\/span> % (instance.getType<\/span>(), instance.getValue<\/span>()))
     instance = ObjectFactory.getType1Value2<\/span>()
     print(\"%s: %s\" % (instance.getType<\/span>(), instance.getValue<\/span>()))
     instance = ObjectFactory.getType2Value1<\/span>()
     print(\"%s: %s\" % (instance.getType<\/span>(), instance.getValue<\/span>()))
     instance = ObjectFactory.getType2Value2<\/span>()
     print(\"%s: %s\" % (instance.getType<\/span>(), instance.getValue<\/span>()))
 if <\/span>__name__ == \"__main__\"<\/span>:
     main()
 <\/span><\/code><\/pre>\n<\/p><\/div>\n\u8f93\u51fa<\/h3>\n\n    \u4e0a\u9762\u7684\u7a0b\u5e8f\u5c06\u4ea7\u751f\u4ee5\u4e0b\u8f93\u51fa-\n  <\/div>\n\n # Filename : example.py<\/span>
# Copyright : 2020 By Bianchenghao6<\/span>
# Author by : bianchenghao6.com<\/span>
# Date : 2020-08-22<\/span>
Type1: 1
 Type1: 2
 Type2: 1
 Type2: 2
 <\/span><\/code><\/pre>\n<\/p><\/div>\n\n    \u8f93\u51fa\u6709\u52a9\u4e8e\u4f7f\u7528\u73b0\u6709\u5bf9\u8c61\u521b\u5efa\u65b0\u5bf9\u8c61\uff0c\u5e76\u4e14\u5728\u4e0a\u8ff0\u8f93\u51fa\u4e2d\u6e05\u6670\u53ef\u89c1\u3002\n  <\/div>\n <\/body>
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