From c82e3b3b2de0633317ec8fc85925e91422820597 Mon Sep 17 00:00:00 2001 From: "Benjamin J. Culkin" Date: Sun, 8 Oct 2017 22:39:59 -0300 Subject: Start splitting into maven modules --- .../main/java/bjc/utils/funcutils/FileUtils.java | 40 ++++++++++++++++++++++ 1 file changed, 40 insertions(+) create mode 100644 base/src/main/java/bjc/utils/funcutils/FileUtils.java (limited to 'base/src/main/java/bjc/utils/funcutils/FileUtils.java') diff --git a/base/src/main/java/bjc/utils/funcutils/FileUtils.java b/base/src/main/java/bjc/utils/funcutils/FileUtils.java new file mode 100644 index 0000000..87199b1 --- /dev/null +++ b/base/src/main/java/bjc/utils/funcutils/FileUtils.java @@ -0,0 +1,40 @@ +package bjc.utils.funcutils; + +import java.io.IOException; +import java.nio.file.Files; +import java.nio.file.Path; +import java.nio.file.attribute.BasicFileAttributes; +import java.util.function.BiPredicate; + +/** + * Utilities for doing things with files + * + * @author ben + * + */ +public class FileUtils { + /** + * Traverse a directory recursively. This is a depth-first traversal + * + * + * @param root + * The directory to start the traversal at + * @param predicate + * The predicate to determine whether or not to traverse + * a directory + * @param action + * The action to invoke upon each file in the directory. + * Returning true means to continue the traversal, + * returning false stops it + * @throws IOException + * if the walk throws an exception + * + * TODO If it becomes necessary, write another overload + * for this with all the buttons and knobs from + * walkFileTree + */ + public static void traverseDirectory(final Path root, final BiPredicate predicate, + final BiPredicate action) throws IOException { + Files.walkFileTree(root, new FunctionalFileVisitor(predicate, action)); + } +} -- cgit v1.2.3