java - fetching date from xml when format keeps on changing

Question

How do I fetch a date from a XML document when it keeps on changing it's format using Java:

sometimes it will be

<date> from 1:00 pm to 2<00 pm it was raining<\date>

sometimes it will be

<date> between 1:00 pm and 2<00 pm it was raining<\date>

sometimes it will be

<date> from 1:00 pm & 2<00 pm it was raining<\date>

sometimes it will be

<date> from 1:00 to 2<00 pm it was raining<\date>

Answer 1

假设您不能将文档更改为使用相同的格式，您将不得不使用正则表达式。有关更多详细信息，请参阅模式文档。