| Signatures |
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| • | HLine
paintOn messages in HLine unit test |
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| (main) |
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| – | line
116: hline1.paintOn(screen) |
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| – | line
118: hline1.paintOn(screen, 0, 1) |
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| • | Two
declarations for paintOn in HLine.java: |
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| – | line
45: paintOn(Screen, int, int) |
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| – | line
58: paintOn(Screen) |
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| delegates work to first paintOn |
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| • | JVM
uses shape of message to select method |
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| • | Signature: method name & types of
parameters |
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