I have a quick, very uninformed question about the Decorator pattern. If I have a class called BlackBox that I cannot edit in any 开发者_如何学JAVAway - can't add an interface, can't make any of the methods virtual, etc. - can this object be decorated using the Decorator pattern? If so, how?
You can create a wrapper for it (i.e., implement the Adapter pattern) and decorate the adapter.
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It seems to me Apple won\'t allow this, but I need to make sure. For an app we\'re building, we want to ask the user to enter payment information (including credit card details) to pay for tickets. T
I need to generate an XML output using Perl code.I\'m trying not to use any libraries,as it\'s very simple, temporary XML that gets used by another step in the process.
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