/** Get an array of all the RosterEntry-containing files in the target directory */
static String[] getAllFileNames() {
// ensure preferences will be found for read
FileUtil.createDirectory(LocoFile.getFileLocation());
// create an array of file names from roster dir in preferences, count entries
int i;
int np = 0;
String[] sp = null;
if (log.isDebugEnabled()) {
log.debug("search directory " + LocoFile.getFileLocation());
}
File fp = new File(LocoFile.getFileLocation());
if (fp.exists()) {
sp = fp.list();
if (sp != null) {
for (i = 0; i < sp.length; i++) {
if (sp[i].endsWith(".xml") || sp[i].endsWith(".XML")) {
np++;
}
}
} else {
log.warn("expected directory, but {} was a file", LocoFile.getFileLocation());
}
} else {
log.warn(
FileUtil.getUserFilesPath() + "roster directory was missing, though tried to create it");
}
// Copy the entries to the final array
String sbox[] = new String[np];
int n = 0;
if (sp != null && np > 0) {
for (i = 0; i < sp.length; i++) {
if (sp[i].endsWith(".xml") || sp[i].endsWith(".XML")) {
sbox[n++] = sp[i];
}
}
}
// The resulting array is now sorted on file-name to make it easier
// for humans to read
jmri.util.StringUtil.sort(sbox);
if (log.isDebugEnabled()) {
log.debug("filename list:");
for (i = 0; i < sbox.length; i++) {
log.debug(" " + sbox[i]);
}
}
return sbox;
}
/** Rebuild the Roster index and store it. */
public void reindex() {
Roster roster = new Roster();
for (String fileName : Roster.getAllFileNames()) {
// Read file
try {
Element loco =
(new LocoFile())
.rootFromName(LocoFile.getFileLocation() + fileName)
.getChild("locomotive");
if (loco != null) {
RosterEntry re = new RosterEntry(loco);
re.setFileName(fileName);
roster.addEntry(re);
}
} catch (JDOMException | IOException ex) {
log.error("Exception while loading loco XML file: {} execption: {}", fileName, ex);
}
}
this.makeBackupFile(this.getRosterIndexPath());
try {
roster.writeFile(this.getRosterIndexPath());
} catch (IOException ex) {
log.error("Exception while writing the new roster file, may not be complete: {}", ex);
}
this.reloadRosterFile();
log.info("Roster rebuilt, stored in {}", this.getRosterIndexPath());
}
@Override
public void actionPerformed(ActionEvent event) {
Roster roster = Roster.instance();
String rosterGroup = Roster.instance().getDefaultRosterGroup();
RosterEntry[] entries;
// rosterGroup may legitimately be null
// but getProperty returns null if the property cannot be found, so
// we test that the property exists before attempting to get its value
if (Beans.hasProperty(wi, RosterGroupSelector.SELECTED_ROSTER_GROUP)) {
rosterGroup = (String) Beans.getProperty(wi, RosterGroupSelector.SELECTED_ROSTER_GROUP);
log.debug("selectedRosterGroup was {}", rosterGroup);
}
if (Beans.hasProperty(wi, "selectedRosterEntries")) {
entries = (RosterEntry[]) Beans.getProperty(wi, "selectedRosterEntries");
if (entries != null) {
log.debug("selectedRosterEntries found {} entries", entries.length);
} else {
log.debug("selectedRosterEntries left entries null");
}
} else {
entries = selectRosterEntry(rosterGroup);
if (entries != null) {
log.debug("selectRosterEntry(rosterGroup) found {} entries", entries.length);
} else {
log.debug("selectRosterEntry(rosterGroup) left entries null");
}
}
if (entries == null) {
return;
}
// get parent object if there is one
// Component parent = null;
// if ( event.getSource() instanceof Component) parent = (Component)event.getSource();
// find the file for the selected entry
for (RosterEntry re : entries) {
String filename = roster.fileFromTitle(re.titleString());
String fullFilename = LocoFile.getFileLocation() + filename;
log.debug("resolves to [{}], [{}]", filename, fullFilename);
// prompt for one last chance
log.debug("rosterGroup now {}", rosterGroup);
if (rosterGroup == null) {
if (!userOK(re.titleString(), filename, fullFilename)) {
return;
}
// delete it from roster
roster.removeEntry(re);
} else {
String group = Roster.getRosterGroupProperty(rosterGroup);
log.debug("removing {} group from entry", group);
re.deleteAttribute(group);
re.updateFile();
}
Roster.writeRosterFile();
// backup the file & delete it
if (rosterGroup == null) {
try {
// ensure preferences will be found
FileUtil.createDirectory(LocoFile.getFileLocation());
// move original file to backup
LocoFile df = new LocoFile(); // need a dummy object to do this operation in next line
df.makeBackupFile(LocoFile.getFileLocation() + filename);
} catch (Exception ex) {
log.error("error during locomotive file output: " + ex);
}
}
}
}