Module io.jenetics.ext

Package io.jenetics.ext.rewriting

Interface TreePattern.Decl<V>

Type Parameters:

V - the node type the tree-pattern is working on

All Known Implementing Classes:

TreePattern.Val, TreePattern.Var

Enclosing class:

TreePattern<V>

public static sealed interface TreePattern.Decl<V>
permits TreePattern.Var<V>, TreePattern.Val<V>

A sealed interface, which constitutes the nodes of a pattern tree. The only two implementations of this class are the TreePattern.Var and the TreePattern.Val class. The TreePattern.Var class represents a placeholder for an arbitrary subtree and the TreePattern.Val class stands for an arbitrary concrete subtree.

See Also:

• TreePattern.Var
• TreePattern.Val

Method Summary

Modifier and Type	Method	Description
<B> TreePattern.Decl<B>	map(Function<? super V,? extends B> mapper)	Returns a new TreePattern.Decl object with the mapped type B.
static <V> TreePattern.Decl<V>	of(String value, Function<? super String,? extends V> mapper)

Method Details

map

<B> TreePattern.Decl<B> map(Function<? super V,? extends B> mapper)

Returns a new TreePattern.Decl object with the mapped type B.

Type Parameters:

B - the mapped type

Parameters:

mapper - the mapping function

Returns:

the mapped declaration

Throws:

NullPointerException - if the mapping function is null

of

static <V> TreePattern.Decl<V> of(String value,
 Function<? super String,? extends V> mapper)