/**
* Default constructor, called from {@link Open#open}.
*
* @param meta meta data
* @throws IOException I/O Exception
*/
public DiskData(final MetaData meta) throws IOException {
super(meta);
try (final DataInput in = new DataInput(meta.dbfile(DATAINF))) {
meta.read(in);
while (true) {
final String k = string(in.readToken());
if (k.isEmpty()) break;
if (k.equals(DBTAGS)) elemNames = new Names(in, meta);
else if (k.equals(DBATTS)) attrNames = new Names(in, meta);
else if (k.equals(DBPATH)) paths = new PathSummary(this, in);
else if (k.equals(DBNS)) nspaces = new Namespaces(in);
else if (k.equals(DBDOCS)) resources.read(in);
}
}
// open data and indexes
init();
if (meta.updindex) {
idmap = new IdPreMap(meta.dbfile(DATAIDP));
if (meta.textindex) textIndex = new UpdatableDiskValues(this, true);
if (meta.attrindex) attrIndex = new UpdatableDiskValues(this, false);
} else {
if (meta.textindex) textIndex = new DiskValues(this, true);
if (meta.attrindex) attrIndex = new DiskValues(this, false);
}
if (meta.ftxtindex) ftxtIndex = new FTIndex(this);
}
