/**
* Write a node to output. Node information includes path, modification, permission, owner and
* group. For files, it also includes size, replication and block-size.
*/
static void writeInfo(String parent, HdfsFileStatus i, XMLOutputter doc) throws IOException {
final SimpleDateFormat ldf = df.get();
doc.startTag(i.isDir() ? "directory" : "file");
doc.attribute("path", i.getFullPath(new Path(parent)).toUri().getPath());
doc.attribute("modified", ldf.format(new Date(i.getModificationTime())));
doc.attribute("accesstime", ldf.format(new Date(i.getAccessTime())));
if (!i.isDir()) {
doc.attribute("size", String.valueOf(i.getLen()));
doc.attribute("replication", String.valueOf(i.getReplication()));
doc.attribute("blocksize", String.valueOf(i.getBlockSize()));
}
doc.attribute("permission", (i.isDir() ? "d" : "-") + i.getPermission());
doc.attribute("owner", i.getOwner());
doc.attribute("group", i.getGroup());
doc.endTag();
}
/** Build a map from the query string, setting values and defaults. */
protected Map<String, String> buildRoot(HttpServletRequest request, XMLOutputter doc) {
final String path = ServletUtil.getDecodedPath(request, "/listPaths");
final String exclude =
request.getParameter("exclude") != null ? request.getParameter("exclude") : "\\..*\\.crc";
final String filter =
request.getParameter("filter") != null ? request.getParameter("filter") : ".*";
final boolean recur =
request.getParameter("recursive") != null
&& "yes".equals(request.getParameter("recursive"));
Map<String, String> root = new HashMap<String, String>();
root.put("path", path);
root.put("recursive", recur ? "yes" : "no");
root.put("filter", filter);
root.put("exclude", exclude);
root.put("time", df.get().format(new Date()));
root.put("version", VersionInfo.getVersion());
return root;
}