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adjusted to updated API, restored Folder.copy and Folder.move

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This commit is contained in:
Sebastian Stenzel
2015-12-15 02:27:41 +01:00
parent 3c7651a78a
commit 762f362784
10 changed files with 273 additions and 122 deletions
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main/filesystem-api/src/main/java/org/cryptomator/filesystem/Folder.java
+32 -5
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@@ -5,8 +5,11 @@
******************************************************************************/
package org.cryptomator.filesystem;
import java.io.FileNotFoundException;
import java.io.IOException;
import java.io.UncheckedIOException;
import java.util.concurrent.TimeUnit;
import java.util.concurrent.TimeoutException;
import java.util.stream.Stream;
/**
@@ -55,14 +58,38 @@ public interface Folder extends Node {
Folder folder(String name) throws UncheckedIOException;
/**
* Copies this directory and its contents to the given destination. If the
* target exists it is deleted before performing the copy.
* Creates the directory, if it doesn't exist yet. After successful invocation {@link #exists()} will return <code>true</code>
*
* @param mode Depending on this option either the attempt is made to recursively create all parent directories or an exception is thrown if the parent doesn't exist yet.
* @throws UncheckedIOException wrapping an {@link FileNotFoundException}, if mode is {@link FolderCreateMode#FAIL_IF_PARENT_IS_MISSING FAIL_IF_PARENT_IS_MISSING} and parent doesn't exist.
*/
void copyTo(Folder target);
void create(FolderCreateMode mode) throws UncheckedIOException;
/**
* Moves this directory and its contents to the given destination. If the
* target exists it is deleted before performing the move.
* Copies this directory and its contents to the given destination.
*/
default void copyTo(Folder target) throws UncheckedIOException {
final Folder copy = target.folder(this.name());
copy.create(FolderCreateMode.INCLUDING_PARENTS);
folders().forEach(folder -> folder.copyTo(copy));
files().forEach(srcFile -> {
final File dstFile = copy.file(srcFile.name());
try (ReadableFile src = srcFile.openReadable(1, TimeUnit.SECONDS); WritableFile dst = dstFile.openWritable(1, TimeUnit.SECONDS)) {
src.copyTo(dst);
} catch (TimeoutException e) {
throw new UncheckedIOException(new IOException("Failed to lock file in time.", e));
}
});
}
/**
* Deletes the directory including all child elements. Afterwards {@link #exists()} will return <code>false</code>.
*/
void delete() throws UncheckedIOException;
/**
* Moves this directory and its contents to the given destination. If the target exists it is deleted before performing the move.
* Afterwards {@link #exists()} will return <code>false</code> for this folder and any child nodes.
*/
void moveTo(Folder target);