public class FunctionIterator<T,V> extends java.lang.Object implements CloseableIterator<V>
Iterator
implementation to convert each item from the target
iterator
to a new object applying the function
on next()
.Constructor and Description |
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FunctionIterator(java.lang.AutoCloseable closeable,
java.lang.Iterable<T> iterable,
java.util.function.Function<? super T,? extends V> function)
Construct an instance with the provided root object, iterable and function.
|
FunctionIterator(java.lang.AutoCloseable closeable,
java.util.Iterator<T> newIterator,
java.util.function.Function<? super T,? extends V> function)
Construct an instance with the provided root object, iterator and function.
|
FunctionIterator(java.lang.Iterable<T> iterable,
java.util.function.Function<? super T,? extends V> function)
Construct an instance with the provided iterable and function.
|
FunctionIterator(java.util.Iterator<T> newIterator,
java.util.function.Function<? super T,? extends V> function)
Construct an instance with the provided iterator and function.
|
Modifier and Type | Method and Description |
---|---|
void |
close() |
boolean |
hasNext() |
V |
next() |
public FunctionIterator(java.lang.Iterable<T> iterable, java.util.function.Function<? super T,? extends V> function)
iterable
- the iterable.function
- the function.public FunctionIterator(@Nullable java.lang.AutoCloseable closeable, java.lang.Iterable<T> iterable, java.util.function.Function<? super T,? extends V> function)
closeable
- an AutoCloseable
to close when iteration is complete.iterable
- the iterable.function
- the function.public FunctionIterator(java.util.Iterator<T> newIterator, java.util.function.Function<? super T,? extends V> function)
newIterator
- the iterator.function
- the function.public FunctionIterator(@Nullable java.lang.AutoCloseable closeable, java.util.Iterator<T> newIterator, java.util.function.Function<? super T,? extends V> function)
closeable
- an AutoCloseable
to close when iteration is complete.newIterator
- the iterator.function
- the function.public boolean hasNext()
hasNext
in interface java.util.Iterator<V>
public void close()
close
in interface java.lang.AutoCloseable
close
in interface CloseableIterator<V>