org.esa.snap.core.util.io

Class TreeCopier

java.lang.Object

org.esa.snap.core.util.io.TreeCopier

All Implemented Interfaces:

FileVisitor<Path>

public class TreeCopier
extends Object
implements FileVisitor<Path>

A FileVisitor that copies a file tree.

Method Summary

Modifier and Type	Method and Description
static void	copy(Path source, Path target) Deeply copies the contents of the directory given by source into the existing directory given by target.
static Path	copyDir(Path source, Path targetParent) Deeply copies the directory given by source into a directory with the same name located in an existing parent directory given by targetParent.
FileVisitResult	postVisitDirectory(Path dir, IOException exception)
FileVisitResult	preVisitDirectory(Path dir, BasicFileAttributes attributes)
FileVisitResult	visitFile(Path file, BasicFileAttributes attributes)
FileVisitResult	visitFileFailed(Path file, IOException exception)

Methods inherited from class java.lang.Object

clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

Method Detail

copyDir

public static Path copyDir(Path source,
                           Path targetParent)
                    throws IOException

Deeply copies the directory given by source into a directory with the same name located in an existing parent directory given by targetParent. A new directory will be created if it does not exists yet, otherwise its contents will be overwritten.

Parameters:

source - The source directory.

targetParent - The target's parent directory. Must already exist.

Throws:

IOException

copy

public static void copy(Path source,
                        Path target)
                 throws IOException

Deeply copies the contents of the directory given by source into the existing directory given by target. The method overwrites any existing content.

Parameters:

source - The source directory.

target - The target directory. Must already exist.

Throws:

IOException

visitFile

public FileVisitResult visitFile(Path file,
                                 BasicFileAttributes attributes)
                          throws IOException

Specified by:

visitFile in interface FileVisitor<Path>

Throws:

IOException

preVisitDirectory

public FileVisitResult preVisitDirectory(Path dir,
                                         BasicFileAttributes attributes)
                                  throws IOException

Specified by:

preVisitDirectory in interface FileVisitor<Path>

Throws:

IOException

postVisitDirectory

public FileVisitResult postVisitDirectory(Path dir,
                                          IOException exception)
                                   throws IOException

Specified by:

postVisitDirectory in interface FileVisitor<Path>

Throws:

IOException

visitFileFailed

public FileVisitResult visitFileFailed(Path file,
                                       IOException exception)

Specified by:

visitFileFailed in interface FileVisitor<Path>