Class Functions
java.lang.Object
org.apache.commons.lang3.function.Functions
Factory for
Function.- Since:
- 3.14.0
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Method Details
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apply
Applies theFunctionon the object if the function is notnull. Otherwise, does nothing and returnsnull.- Type Parameters:
T- the type of the argument the function applies.R- the type of the result the function returns.- Parameters:
function- the function to apply.object- the object to apply the function.- Returns:
- the value the function returns if the function is not
null;nullotherwise. - Since:
- 3.15.0
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function
Starts a fluent chain likefunction(foo::bar).andThen(...).andThen(...).apply(...);- Type Parameters:
T- Input type.R- Return type.- Parameters:
function- the argument to return.- Returns:
- the argument
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