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This noncompliant code example declares enum Hydrocarbon and uses its ordinal() method to provide the result of the getNumberOfCarbons() method.:
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enum Hydrocarbon {
METHANE, ETHANE, PROPANE, BUTANE, PENTANE,
HEXANE, HEPTANE, OCTANE, NONANE, DECANE;
public int getNumberOfCarbons() {
return ordinal() + 1;
}
}
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