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/**
* Copyright (C) 2006-2015 phloc systems
* http://www.phloc.com
* office[at]phloc[dot]com
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
package com.phloc.commons.io.file;
import java.io.File;
import java.io.IOException;
import java.nio.channels.FileChannel;
import java.nio.channels.FileLock;
import javax.annotation.Nonnull;
import org.slf4j.Logger;
import org.slf4j.LoggerFactory;
import com.phloc.commons.CGlobal;
import com.phloc.commons.ValueEnforcer;
import com.phloc.commons.annotations.PresentForCodeCoverage;
import com.phloc.commons.equals.EqualsUtils;
import com.phloc.commons.io.EAppend;
import com.phloc.commons.io.channels.ChannelUtils;
import com.phloc.commons.state.ESuccess;
/**
* Wraps file operations.
*
* @author Philip Helger
*/
public final class FileOperations
{
/** The default value for warning if we're about to delete the root directory. */
public static final boolean DEFAULT_WARN_ON_DELETE_ROOT = true;
private static final Logger s_aLogger = LoggerFactory.getLogger (FileOperations.class);
@PresentForCodeCoverage
@SuppressWarnings ("unused")
private static final FileOperations s_aInstance = new FileOperations ();
private static boolean s_bWarnOnDeleteRoot = DEFAULT_WARN_ON_DELETE_ROOT;
private FileOperations ()
{}
public static boolean isWarnOnDeleteRoot ()
{
return s_bWarnOnDeleteRoot;
}
public static void setWarnOnDeleteRoot (final boolean bWarnOnDeleteRoot)
{
s_bWarnOnDeleteRoot = bWarnOnDeleteRoot;
}
/**
* Create a new directory. The direct parent directory already needs to exist.
*
* @param aDir
* The directory to be created. May not be null.
* @return A non-null error code.
*/
@Nonnull
public static FileIOError createDir (@Nonnull final File aDir)
{
ValueEnforcer.notNull (aDir, "Directory");
// Does the directory already exist?
if (aDir.exists ())
return EFileIOErrorCode.TARGET_ALREADY_EXISTS.getAsIOError (EFileIOOperation.CREATE_DIR, aDir);
// Is the parent directory writable?
final File aParentDir = aDir.getParentFile ();
if (aParentDir != null && aParentDir.exists () && !FileUtils.canWrite (aParentDir))
return EFileIOErrorCode.SOURCE_PARENT_NOT_WRITABLE.getAsIOError (EFileIOOperation.CREATE_DIR, aDir);
try
{
final EFileIOErrorCode eError = aDir.mkdir () ? EFileIOErrorCode.NO_ERROR : EFileIOErrorCode.OPERATION_FAILED;
return eError.getAsIOError (EFileIOOperation.CREATE_DIR, aDir);
}
catch (final SecurityException ex)
{
return EFileIOErrorCode.getAsIOError (EFileIOOperation.CREATE_DIR, ex);
}
}
/**
* Create a new directory if it does not exist. The direct parent directory
* already needs to exist.
*
* @param aDir
* The directory to be created if it does not exist. May not be
* null.
* @return A non-null error code.
*/
@Nonnull
public static FileIOError createDirIfNotExisting (@Nonnull final File aDir)
{
final FileIOError aError = createDir (aDir);
if (aError.getErrorCode ().equals (EFileIOErrorCode.TARGET_ALREADY_EXISTS))
return EFileIOErrorCode.NO_ERROR.getAsIOError (EFileIOOperation.CREATE_DIR, aDir);
return aError;
}
/**
* Create a new directory. The parent directories are created if they are
* missing.
*
* @param aDir
* The directory to be created. May not be null.
* @return A non-null error code.
*/
@Nonnull
public static FileIOError createDirRecursive (@Nonnull final File aDir)
{
ValueEnforcer.notNull (aDir, "Directory");
// Does the directory already exist?
if (aDir.exists ())
return EFileIOErrorCode.TARGET_ALREADY_EXISTS.getAsIOError (EFileIOOperation.CREATE_DIR_RECURSIVE, aDir);
// Is the parent directory writable?
final File aParentDir = aDir.getParentFile ();
if (aParentDir != null && aParentDir.exists () && !FileUtils.canWrite (aParentDir))
return EFileIOErrorCode.SOURCE_PARENT_NOT_WRITABLE.getAsIOError (EFileIOOperation.CREATE_DIR_RECURSIVE, aDir);
try
{
final EFileIOErrorCode eError = aDir.mkdirs () ? EFileIOErrorCode.NO_ERROR : EFileIOErrorCode.OPERATION_FAILED;
return eError.getAsIOError (EFileIOOperation.CREATE_DIR_RECURSIVE, aDir);
}
catch (final SecurityException ex)
{
return EFileIOErrorCode.getAsIOError (EFileIOOperation.CREATE_DIR_RECURSIVE, ex);
}
}
/**
* Create a new directory if it does not exist. The direct parent directory
* already needs to exist.
*
* @param aDir
* The directory to be created if it does not exist. May not be
* null.
* @return A non-null error code.
*/
@Nonnull
public static FileIOError createDirRecursiveIfNotExisting (@Nonnull final File aDir)
{
final FileIOError aError = createDirRecursive (aDir);
if (aError.getErrorCode ().equals (EFileIOErrorCode.TARGET_ALREADY_EXISTS))
return EFileIOErrorCode.NO_ERROR.getAsIOError (EFileIOOperation.CREATE_DIR_RECURSIVE, aDir);
return aError;
}
/**
* Delete an existing directory. The directory needs to be empty before it can
* be deleted.
*
* @param aDir
* The directory to be deleted. May not be null.
* @return A non-null error code.
*/
@Nonnull
public static FileIOError deleteDir (@Nonnull final File aDir)
{
ValueEnforcer.notNull (aDir, "Directory");
// Does the directory not exist?
if (!FileUtils.existsDir (aDir))
return EFileIOErrorCode.SOURCE_DOES_NOT_EXIST.getAsIOError (EFileIOOperation.DELETE_DIR, aDir);
if (isWarnOnDeleteRoot ())
{
// Check that we're not deleting the complete hard drive...
if (aDir.getAbsoluteFile ().getParent () == null)
throw new IllegalArgumentException ("Aren't we deleting the full drive: '" + aDir.getAbsolutePath () + "'");
}
// Is the parent directory writable?
final File aParentDir = aDir.getParentFile ();
if (aParentDir != null && !FileUtils.canWrite (aParentDir))
return EFileIOErrorCode.SOURCE_PARENT_NOT_WRITABLE.getAsIOError (EFileIOOperation.DELETE_DIR, aDir);
try
{
// delete may return true even so it internally failed!
final EFileIOErrorCode eError = aDir.delete () && !aDir.exists () ? EFileIOErrorCode.NO_ERROR
: EFileIOErrorCode.OPERATION_FAILED;
return eError.getAsIOError (EFileIOOperation.DELETE_DIR, aDir);
}
catch (final SecurityException ex)
{
return EFileIOErrorCode.getAsIOError (EFileIOOperation.DELETE_DIR, ex);
}
}
/**
* Delete an existing directory if it is existing. The directory needs to be
* empty before it can be deleted.
*
* @param aDir
* The directory to be deleted. May not be null.
* @return A non-null error code.
*/
@Nonnull
public static FileIOError deleteDirIfExisting (@Nonnull final File aDir)
{
final FileIOError aError = deleteDir (aDir);
if (aError.getErrorCode ().equals (EFileIOErrorCode.SOURCE_DOES_NOT_EXIST))
return EFileIOErrorCode.NO_ERROR.getAsIOError (EFileIOOperation.DELETE_DIR, aDir);
return aError;
}
/**
* Delete an existing directory including all child objects.
*
* @param aDir
* The directory to be deleted. May not be null.
* @return A non-null error code.
*/
@Nonnull
public static FileIOError deleteDirRecursive (@Nonnull final File aDir)
{
ValueEnforcer.notNull (aDir, "Directory");
// Non-existing directory?
if (!FileUtils.existsDir (aDir))
return EFileIOErrorCode.SOURCE_DOES_NOT_EXIST.getAsIOError (EFileIOOperation.DELETE_DIR_RECURSIVE, aDir);
if (isWarnOnDeleteRoot ())
{
// Check that we're not deleting the complete hard drive...
if (aDir.getAbsoluteFile ().getParent () == null)
throw new IllegalArgumentException ("Aren't we deleting the full drive: '" + aDir.getAbsolutePath () + "'");
}
// Is the parent directory writable?
final File aParentDir = aDir.getParentFile ();
if (aParentDir != null && !FileUtils.canWrite (aParentDir))
return EFileIOErrorCode.SOURCE_PARENT_NOT_WRITABLE.getAsIOError (EFileIOOperation.DELETE_DIR_RECURSIVE, aDir);
// iterate directory
for (final File aChild : FileUtils.getDirectoryContent (aDir))
{
// is it a file or a directory or ...
if (aChild.isDirectory ())
{
// Ignore "." and ".." directory
if (FilenameHelper.isSystemInternalDirectory (aChild.getName ()))
continue;
// recursive call
final FileIOError eCode = deleteDirRecursive (aChild);
if (eCode.isFailure ())
return eCode;
}
else
if (aChild.isFile ())
{
// delete file
final FileIOError eCode = deleteFile (aChild);
if (eCode.isFailure ())
return eCode;
}
else
{
// Neither directory no file - don't know how to handle
return EFileIOErrorCode.OBJECT_CANNOT_BE_HANDLED.getAsIOError (EFileIOOperation.DELETE_DIR_RECURSIVE, aChild);
}
}
// Now this directory should be empty -> delete as if empty
return deleteDir (aDir);
}
/**
* Delete an existing directory including all child objects if it is existing.
*
* @param aDir
* The directory to be deleted. May not be null.
* @return A non-null error code.
*/
@Nonnull
public static FileIOError deleteDirRecursiveIfExisting (@Nonnull final File aDir)
{
final FileIOError aError = deleteDirRecursive (aDir);
if (aError.getErrorCode ().equals (EFileIOErrorCode.SOURCE_DOES_NOT_EXIST))
return EFileIOErrorCode.NO_ERROR.getAsIOError (EFileIOOperation.DELETE_DIR_RECURSIVE, aDir);
return aError;
}
/**
* Delete an existing file.
*
* @param aFile
* The file to be deleted. May not be null.
* @return A non-null error code.
*/
@Nonnull
public static FileIOError deleteFile (@Nonnull final File aFile)
{
ValueEnforcer.notNull (aFile, "File");
if (!FileUtils.existsFile (aFile))
return EFileIOErrorCode.SOURCE_DOES_NOT_EXIST.getAsIOError (EFileIOOperation.DELETE_FILE, aFile);
// Is the parent directory writable?
final File aParentDir = aFile.getParentFile ();
if (aParentDir != null && !FileUtils.canWrite (aParentDir))
return EFileIOErrorCode.SOURCE_PARENT_NOT_WRITABLE.getAsIOError (EFileIOOperation.DELETE_FILE, aFile);
try
{
// delete may return true even so it internally failed!
final EFileIOErrorCode eError = aFile.delete () && !aFile.exists () ? EFileIOErrorCode.NO_ERROR
: EFileIOErrorCode.OPERATION_FAILED;
return eError.getAsIOError (EFileIOOperation.DELETE_FILE, aFile);
}
catch (final SecurityException ex)
{
return EFileIOErrorCode.getAsIOError (EFileIOOperation.DELETE_FILE, ex);
}
}
/**
* Delete a file if it is existing.
*
* @param aFile
* The file to be deleted. May not be null.
* @return A non-null error code.
*/
@Nonnull
public static FileIOError deleteFileIfExisting (@Nonnull final File aFile)
{
final FileIOError aError = deleteFile (aFile);
if (aError.getErrorCode ().equals (EFileIOErrorCode.SOURCE_DOES_NOT_EXIST))
return EFileIOErrorCode.NO_ERROR.getAsIOError (EFileIOOperation.DELETE_FILE, aFile);
return aError;
}
/**
* Rename a file.
*
* @param aSourceFile
* The original file name. May not be null.
* @param aTargetFile
* The destination file name. May not be null.
* @return A non-null error code.
*/
@Nonnull
public static FileIOError renameFile (@Nonnull final File aSourceFile, @Nonnull final File aTargetFile)
{
ValueEnforcer.notNull (aSourceFile, "SourceFile");
ValueEnforcer.notNull (aTargetFile, "TargetFile");
// Does the source file exist?
if (!FileUtils.existsFile (aSourceFile))
return EFileIOErrorCode.SOURCE_DOES_NOT_EXIST.getAsIOError (EFileIOOperation.RENAME_FILE, aSourceFile);
// Are source and target different?
if (EqualsUtils.equals (aSourceFile, aTargetFile))
return EFileIOErrorCode.SOURCE_EQUALS_TARGET.getAsIOError (EFileIOOperation.RENAME_FILE, aSourceFile);
// Does the target file already exist?
if (aTargetFile.exists ())
return EFileIOErrorCode.TARGET_ALREADY_EXISTS.getAsIOError (EFileIOOperation.RENAME_FILE, aTargetFile);
// Is the source parent directory writable?
final File aSourceParentDir = aSourceFile.getParentFile ();
if (aSourceParentDir != null && !FileUtils.canWrite (aSourceParentDir))
return EFileIOErrorCode.SOURCE_PARENT_NOT_WRITABLE.getAsIOError (EFileIOOperation.RENAME_FILE, aSourceFile);
// Is the target parent directory writable?
final File aTargetParentDir = aTargetFile.getParentFile ();
if (aTargetParentDir != null && aTargetParentDir.exists () && !FileUtils.canWrite (aTargetParentDir))
return EFileIOErrorCode.TARGET_PARENT_NOT_WRITABLE.getAsIOError (EFileIOOperation.RENAME_FILE, aTargetFile);
// Ensure parent of target directory is present
FileUtils.ensureParentDirectoryIsPresent (aTargetFile);
try
{
final EFileIOErrorCode eError = aSourceFile.renameTo (aTargetFile) ? EFileIOErrorCode.NO_ERROR
: EFileIOErrorCode.OPERATION_FAILED;
return eError.getAsIOError (EFileIOOperation.RENAME_FILE, aSourceFile, aTargetFile);
}
catch (final SecurityException ex)
{
return EFileIOErrorCode.getAsIOError (EFileIOOperation.RENAME_FILE, ex);
}
}
/**
* Rename a directory.
*
* @param aSourceDir
* The original directory name. May not be null.
* @param aTargetDir
* The destination directory name. May not be null.
* @return A non-null error code.
*/
@Nonnull
public static FileIOError renameDir (@Nonnull final File aSourceDir, @Nonnull final File aTargetDir)
{
ValueEnforcer.notNull (aSourceDir, "SourceDirectory");
ValueEnforcer.notNull (aTargetDir, "TargetDirectory");
// Does the source directory exist?
if (!FileUtils.existsDir (aSourceDir))
return EFileIOErrorCode.SOURCE_DOES_NOT_EXIST.getAsIOError (EFileIOOperation.RENAME_DIR, aSourceDir);
// Are source and target different?
if (EqualsUtils.equals (aSourceDir, aTargetDir))
return EFileIOErrorCode.SOURCE_EQUALS_TARGET.getAsIOError (EFileIOOperation.RENAME_DIR, aSourceDir);
// Does the target directory already exist?
if (aTargetDir.exists ())
return EFileIOErrorCode.TARGET_ALREADY_EXISTS.getAsIOError (EFileIOOperation.RENAME_DIR, aTargetDir);
// Is the source a parent of target?
if (FileUtils.isParentDirectory (aSourceDir, aTargetDir))
return EFileIOErrorCode.TARGET_IS_CHILD_OF_SOURCE.getAsIOError (EFileIOOperation.RENAME_DIR,
aSourceDir,
aTargetDir);
// Is the source parent directory writable?
final File aSourceParentDir = aSourceDir.getParentFile ();
if (aSourceParentDir != null && !FileUtils.canWrite (aSourceParentDir))
return EFileIOErrorCode.SOURCE_PARENT_NOT_WRITABLE.getAsIOError (EFileIOOperation.RENAME_DIR, aSourceDir);
// Is the target parent directory writable?
final File aTargetParentDir = aTargetDir.getParentFile ();
if (aTargetParentDir != null && aTargetParentDir.exists () && !FileUtils.canWrite (aTargetParentDir))
return EFileIOErrorCode.TARGET_PARENT_NOT_WRITABLE.getAsIOError (EFileIOOperation.RENAME_DIR, aTargetDir);
// Ensure parent of target directory is present
FileUtils.ensureParentDirectoryIsPresent (aTargetDir);
try
{
final EFileIOErrorCode eError = aSourceDir.renameTo (aTargetDir) ? EFileIOErrorCode.NO_ERROR
: EFileIOErrorCode.OPERATION_FAILED;
return eError.getAsIOError (EFileIOOperation.RENAME_DIR, aSourceDir, aTargetDir);
}
catch (final SecurityException ex)
{
return EFileIOErrorCode.getAsIOError (EFileIOOperation.RENAME_DIR, ex);
}
}
/**
* Copy the content of the source file to the destination file
*
* @param aSrcFile
* Source file. May not be null.
* @param aDestFile
* Destination file. May not be null.
* @return {@link ESuccess}
*/
@Nonnull
private static ESuccess _copyFile (@Nonnull final File aSrcFile, @Nonnull final File aDestFile)
{
final FileChannel aSrcChannel = FileUtils.getFileReadChannel (aSrcFile);
if (aSrcChannel == null)
return ESuccess.FAILURE;
try
{
final FileChannel aDstChannel = FileUtils.getFileWriteChannel (aDestFile, EAppend.TRUNCATE);
if (aDstChannel == null)
return ESuccess.FAILURE;
try
{
FileLock aSrcLock = null;
FileLock aDestLock = null;
try
{
final long nBytesToRead = aSrcChannel.size ();
// Shared read lock and exclusive write lock
aSrcLock = aSrcChannel.lock (0, nBytesToRead, true);
aDestLock = aDstChannel.lock ();
// Main copying - the loop version is much quicker than then
// transferTo with full size!
long nBytesWritten = 0;
final long nChunkSize = 1 * CGlobal.BYTES_PER_MEGABYTE;
while (nBytesWritten < nBytesToRead)
nBytesWritten += aSrcChannel.transferTo (nBytesWritten, nChunkSize, aDstChannel);
if (nBytesToRead != nBytesWritten)
{
s_aLogger.error ("Failed to copy file. Meant to read " + nBytesToRead + " bytes but wrote " + nBytesWritten);
return ESuccess.FAILURE;
}
return ESuccess.SUCCESS;
}
catch (final IOException ex)
{
throw new IllegalStateException ("Failed to copy from " + aSrcFile + " to " + aDestFile, ex);
}
finally
{
// Unlock
ChannelUtils.release (aDestLock);
ChannelUtils.release (aSrcLock);
}
}
finally
{
ChannelUtils.close (aDstChannel);
}
}
finally
{
ChannelUtils.close (aSrcChannel);
}
}
/**
* Copies the source file to the target file.
*
* @param aSourceFile
* The source file to use. May not be null. Needs to be an
* existing file.
* @param aTargetFile
* The destination files. May not be null and may not be
* an existing file.
* @return A non-null error code.
*/
@Nonnull
public static FileIOError copyFile (@Nonnull final File aSourceFile, @Nonnull final File aTargetFile)
{
ValueEnforcer.notNull (aSourceFile, "SourceFile");
ValueEnforcer.notNull (aTargetFile, "TargetFile");
// Does the source file exist?
if (!FileUtils.existsFile (aSourceFile))
return EFileIOErrorCode.SOURCE_DOES_NOT_EXIST.getAsIOError (EFileIOOperation.COPY_FILE, aSourceFile);
// Are source and target different?
if (EqualsUtils.equals (aSourceFile, aTargetFile))
return EFileIOErrorCode.SOURCE_EQUALS_TARGET.getAsIOError (EFileIOOperation.COPY_FILE, aSourceFile);
// Does the target file already exist?
if (aTargetFile.exists ())
return EFileIOErrorCode.TARGET_ALREADY_EXISTS.getAsIOError (EFileIOOperation.COPY_FILE, aTargetFile);
// Is the source file readable?
if (!FileUtils.canRead (aSourceFile))
return EFileIOErrorCode.SOURCE_NOT_READABLE.getAsIOError (EFileIOOperation.COPY_FILE, aSourceFile);
// Is the target parent directory writable?
final File aTargetParentDir = aTargetFile.getParentFile ();
if (aTargetParentDir != null && aTargetParentDir.exists () && !FileUtils.canWrite (aTargetParentDir))
return EFileIOErrorCode.TARGET_PARENT_NOT_WRITABLE.getAsIOError (EFileIOOperation.COPY_FILE, aTargetFile);
// Ensure the targets parent directory is present
FileUtils.ensureParentDirectoryIsPresent (aTargetFile);
// Used FileChannel for better performance
final EFileIOErrorCode eError = _copyFile (aSourceFile, aTargetFile).isSuccess () ? EFileIOErrorCode.NO_ERROR
: EFileIOErrorCode.OPERATION_FAILED;
return eError.getAsIOError (EFileIOOperation.COPY_FILE, aSourceFile, aTargetFile);
}
/**
* Copy a directory including all child objects.
*
* @param aSourceDir
* The source directory to be copied. May not be null.
* @param aTargetDir
* The destination directory where to be copied. This directory may not
* be existing. May not be null.
* @return A non-null error code.
*/
@Nonnull
public static FileIOError copyDirRecursive (@Nonnull final File aSourceDir, @Nonnull final File aTargetDir)
{
ValueEnforcer.notNull (aSourceDir, "SourceDirectory");
ValueEnforcer.notNull (aTargetDir, "TargetDirectory");
// Does the source directory exist?
if (!FileUtils.existsDir (aSourceDir))
return EFileIOErrorCode.SOURCE_DOES_NOT_EXIST.getAsIOError (EFileIOOperation.COPY_DIR_RECURSIVE, aSourceDir);
// Are source and target different?
if (EqualsUtils.equals (aSourceDir, aTargetDir))
return EFileIOErrorCode.SOURCE_EQUALS_TARGET.getAsIOError (EFileIOOperation.COPY_DIR_RECURSIVE, aSourceDir);
// Is the source a parent of target?
if (FileUtils.isParentDirectory (aSourceDir, aTargetDir))
return EFileIOErrorCode.TARGET_IS_CHILD_OF_SOURCE.getAsIOError (EFileIOOperation.COPY_DIR_RECURSIVE,
aSourceDir,
aTargetDir);
// Does the target directory already exist?
if (aTargetDir.exists ())
return EFileIOErrorCode.TARGET_ALREADY_EXISTS.getAsIOError (EFileIOOperation.COPY_DIR_RECURSIVE, aTargetDir);
// Is the source directory readable?
if (!FileUtils.canRead (aSourceDir))
return EFileIOErrorCode.SOURCE_NOT_READABLE.getAsIOError (EFileIOOperation.COPY_DIR_RECURSIVE, aSourceDir);
// Is the target parent directory writable?
final File aTargetParentDir = aTargetDir.getParentFile ();
if (aTargetParentDir != null && aTargetParentDir.exists () && !FileUtils.canWrite (aTargetParentDir))
return EFileIOErrorCode.TARGET_PARENT_NOT_WRITABLE.getAsIOError (EFileIOOperation.COPY_DIR_RECURSIVE, aTargetDir);
FileIOError eCode;
// Ensure the targets parent directory is present
eCode = createDirRecursive (aTargetDir);
if (eCode.isFailure ())
return eCode;
for (final File aChild : FileUtils.getDirectoryContent (aSourceDir))
{
if (aChild.isDirectory ())
{
// Skip "." and ".."
if (FilenameHelper.isSystemInternalDirectory (aChild.getName ()))
continue;
// Copy directory
eCode = copyDirRecursive (aChild, new File (aTargetDir, aChild.getName ()));
if (eCode.isFailure ())
return eCode;
}
else
if (aChild.isFile ())
{
// Copy a file
eCode = copyFile (aChild, new File (aTargetDir, aChild.getName ()));
if (eCode.isFailure ())
return eCode;
}
else
{
// Neither directory not file - don't know how to handle
return EFileIOErrorCode.OBJECT_CANNOT_BE_HANDLED.getAsIOError (EFileIOOperation.COPY_DIR_RECURSIVE, aChild);
}
}
// Done
return EFileIOErrorCode.NO_ERROR.getAsIOError (EFileIOOperation.COPY_DIR_RECURSIVE, aSourceDir, aTargetDir);
}
}
