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Last change
on this file was
13186,
checked in by Mark Evenson, 15 years ago
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Add a slightly simpler example of implemeting a Java interface in Lisp.
TODO Needs further documentation.
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File size:
509 bytes
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| 1 | (defparameter *bank-account-impl* |
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| 2 | (let ((balance 1000)) |
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| 3 | (jinterface-implementation |
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| 4 | "BankAccount" |
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| 5 | |
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| 6 | "getBalance" |
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| 7 | (lambda () |
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| 8 | balance) |
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| 9 | "deposit" |
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| 10 | (lambda (amount) |
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| 11 | (let ((amount (jobject-lisp-value amount))) |
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| 12 | (setf balance (+ balance amount)))) |
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| 13 | "withdraw" |
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| 14 | (lambda (amount) |
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| 15 | (let ((amount (jobject-lisp-value amount))) |
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| 16 | (setf balance (- balance amount))))))) |
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| 17 | |
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| 18 | (defun get-bank-account-impl () |
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| 19 | *bank-account-impl*) |
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