com.diffplug.common.base

Interface TreeDef<T>

All Known Subinterfaces:

TreeDef.Parented<T>

Functional Interface:

This is a functional interface and can therefore be used as the assignment target for a lambda expression or method reference.

@FunctionalInterface
public interface TreeDef<T>

A function which defines a tree structure.

See Also:

TreeStream, TreeQuery, TreeComparison, TreeIterable, TreeNode

Nested Class Summary

Nested Classes

Modifier and Type	Interface and Description
static interface	TreeDef.Parented<T> A pair of functions which define a doubly-linked tree, where nodes know about both their parent and their children.

Method Summary

Modifier and Type	Method and Description
List<T>	childrenOf(T node) Returns all the children of the given node.
default TreeDef<T>	filter(Predicate<T> predicate) Creates a new TreeDef which whose childrenOf method is filtered by the given predicate.
static <T> List<T>	filteredList(List<T> unfiltered, Predicate<T> filter) Returns a filtered version of the given list.
static TreeDef.Parented<File>	forFile(Consumer<Throwable> errorPolicy) An instance of TreeDef.Parented for File.
static TreeDef.Parented<Path>	forPath(Consumer<Throwable> errorPolicy) An instance of TreeDef.Parented for Path.
static <T> TreeDef<T>	of(Function<T,List<T>> childFunc) Creates a TreeDef which is implemented by the given function.

Method Detail

childrenOf

List<T> childrenOf(T node)

Returns all the children of the given node.

filter

default TreeDef<T> filter(Predicate<T> predicate)

Creates a new TreeDef which whose childrenOf method is filtered by the given predicate.

of

static <T> TreeDef<T> of(Function<T,List<T>> childFunc)

Creates a TreeDef which is implemented by the given function.

filteredList

static <T> List<T> filteredList(List<T> unfiltered,
                                Predicate<T> filter)

Returns a filtered version of the given list.

forFile

static TreeDef.Parented<File> forFile(Consumer<Throwable> errorPolicy)

An instance of TreeDef.Parented for File.

forPath

static TreeDef.Parented<Path> forPath(Consumer<Throwable> errorPolicy)

An instance of TreeDef.Parented for Path.