/**
* Renames the file denoted by this abstract pathname.
*
* <p>Whether or not this method can move a file from one filesystem to another is
* platform-dependent. The return value should always be checked to make sure that the rename
* operation was successful.
*
* @param dest The new abstract pathname for the named file
* @throws IllegalArgumentException If parameter <code>dest</code> is not a <code>GeneralFile
* </code>.
* @throws NullPointerException - If dest is null
*/
public boolean renameTo(GeneralFile dest) throws IllegalArgumentException, NullPointerException {
try {
if (dest instanceof FTPFile) {
if (ftpClient.equals(((FTPFile) dest).ftpClient)) {
ftpClient.rename(getPath(), dest.getPath());
} else {
// TODO some ftp to ftp copy...
if (!dest.exists()) {
copyTo(dest);
delete();
} else return false;
}
} else {
if (!dest.exists()) {
copyTo(dest);
delete();
} else return false;
}
} catch (IOException e) {
return false;
} catch (FTPException e) {
return false;
}
return true;
}
/**
* Copies this file to another file. This object is the source file. The destination file is given
* as the argument. If the destination file, does not exist a new one will be created. Otherwise
* the source file will be appended to the destination file. Directories will be copied
* recursively.
*
* @param file The file to receive the data.
* @throws NullPointerException If file is null.
* @throws IOException If an IOException occurs.
*/
public void copyTo(GeneralFile file, boolean forceOverwrite) throws IOException {
if (file == null) {
throw new NullPointerException();
}
if (isDirectory()) {
// recursive copy
GeneralFile[] fileList = listFiles();
file.mkdir();
if (fileList != null) {
for (int i = 0; i < fileList.length; i++) {
fileList[i].copyTo(
FileFactory.newFile(
file.getFileSystem(), file.getAbsolutePath(), fileList[i].getName()),
forceOverwrite);
}
}
} else {
if (file.isDirectory()) {
// change the destination from a directory to a file
file = FileFactory.newFile(file, getName());
}
try {
if (file instanceof LocalFile) {
ftpClient.get(getPath(), ((LocalFile) file).getFile());
} else if (file instanceof FTPFile) {
ftpClient.transfer(
getPath(), ((FTPFile) file).getFTPClient(), file.getPath(), !forceOverwrite, null);
} else {
super.copyTo(file);
}
} catch (FTPException e) {
IOException io = new IOException();
io.initCause(e);
throw io;
}
}
}
/**
* Copies this file to another file. This object is the source file. The destination file is given
* as the argument. If the destination file, does not exist a new one will be created. Otherwise
* the source file will be appended to the destination file. Directories will be copied
* recursively.
*
* @param file The file to receive the data.
* @throws NullPointerException If file is null.
* @throws IOException If an IOException occurs.
*/
public void copyFrom(GeneralFile file, boolean forceOverwrite) throws IOException {
if (file == null) {
throw new NullPointerException();
}
if (file.isDirectory()) {
// recursive copy
GeneralFile[] fileList = file.listFiles();
mkdir();
if (fileList != null) {
for (int i = 0; i < fileList.length; i++) {
FileFactory.newFile(this, fileList[i].getName()).copyFrom(fileList[i], forceOverwrite);
}
}
} else {
if (isDirectory()) {
// change the destination from a directory to a file
GeneralFile subFile = FileFactory.newFile(this, file.getName());
subFile.copyFrom(file);
return;
}
try {
if (file instanceof LocalFile) {
ftpClient.put(((LocalFile) file).getFile(), getPath(), !forceOverwrite);
} else if (file instanceof FTPFile) {
ftpClient.transfer(file.getPath(), ftpClient, getPath(), !forceOverwrite, null);
} else {
super.copyTo(file);
}
} catch (FTPException e) {
IOException io = new IOException();
io.initCause(e);
throw io;
}
}
}
