public void copyFrom()

in commons-vfs2/src/main/java/org/apache/commons/vfs2/provider/AbstractFileObject.java [267:301]
23 lines of code
8 McCabe index (conditional complexity)

    public void copyFrom(final FileObject file, final FileSelector selector) throws FileSystemException {
        if (!FileObjectUtils.exists(file)) {
            throw new FileSystemException("vfs.provider/copy-missing-file.error", file);
        }

        // Locate the files to copy across
        final ArrayList<FileObject> files = new ArrayList<>();
        file.findFiles(selector, false, files);

        // Copy everything across
        for (final FileObject srcFile : files) {
            // Determine the destination file
            final String relPath = file.getName().getRelativeName(srcFile.getName());
            final FileObject destFile = resolveFile(relPath, NameScope.DESCENDENT_OR_SELF);

            // Clean up the destination file, if necessary
            if (FileObjectUtils.exists(destFile) && destFile.getType() != srcFile.getType()) {
                // The destination file exists, and is not of the same type,
                // so delete it
                // TODO - add a pluggable policy for deleting and overwriting existing files
                destFile.deleteAll();
            }

            // Copy across
            try {
                if (srcFile.getType().hasContent()) {
                    FileObjectUtils.writeContent(srcFile, destFile);
                } else if (srcFile.getType().hasChildren()) {
                    destFile.createFolder();
                }
            } catch (final IOException e) {
                throw new FileSystemException("vfs.provider/copy-file.error", e, srcFile, destFile);
            }
        }
    }