/**
* Combine the actual line data. The data is read line for line and then appended one after the
* other and then written to the file.
*
* <p>The order of the files is maintained so that the data is not corrupted once the writing out
* to the final result file is performed.
*
* @param writer destination of the final output.
* @param partials list of partial results.
*/
private void combineData(final BufferedWriter writer, final List<File> partials) {
List<BufferedReader> readers = Lists.newArrayListWithCapacity(partials.size());
for (File f : partials) {
try {
InputStreamReader is =
new InputStreamReader(new FileInputStream(f), Charset.forName("UTF-8"));
readers.add(new BufferedReader(is));
} catch (FileNotFoundException ex) {
throw new RuntimeException(ex);
}
}
try {
BufferedReader checkReader = readers.get(0); // There will always be at least 1
String checkLine = checkReader.readLine();
String[] parts = checkLine.split(" ");
Entry entry = new Entry(parts[0], parts.length - 1);
for (int i = 1; i < parts.length; i++) {
entry.add(i - 1, parts[i]);
}
List<BufferedReader> loopingList = readers.subList(1, readers.size());
while (checkLine != null) {
for (BufferedReader reader : loopingList) {
String string = reader.readLine();
String[] localParts = string.split(" ");
for (int i = 1; i < localParts.length; i++) {
entry.add(i - 1, localParts[i]);
}
}
writer.write(entry.toString());
writer.newLine();
checkLine = checkReader.readLine();
if (checkLine != null) {
parts = checkLine.split(" ");
entry = new Entry(parts[0], parts.length - 1);
for (int i = 1; i < parts.length; i++) {
entry.add(i - 1, parts[i]);
}
}
}
for (BufferedReader reader : readers) {
reader.close();
}
for (File f : partials) {
f.delete();
}
} catch (IOException ex) {
throw new RuntimeException(ex);
}
}
public void add(
final String field, final ExternalIdBundle idBundle, final HistoricalTimeSeries timeSeries) {
ArgumentChecker.notNull(field, "field");
ArgumentChecker.notNull(idBundle, "idBundle");
ArgumentChecker.notNull(timeSeries, "timeSeries");
Entry e = _data.get(field);
if (e == null) {
e = new Entry();
_data.put(field, e);
}
e.add(idBundle, timeSeries);
}
public static Entry fromFudgeMsg(final FudgeDeserializer context, final FudgeMsg msg) {
final Entry e = new Entry();
final Iterator<FudgeField> keys = msg.getAllByOrdinal(1).iterator();
final Iterator<FudgeField> values = msg.getAllByOrdinal(2).iterator();
while (keys.hasNext() && values.hasNext()) {
final FudgeField key = keys.next();
final FudgeField value = values.next();
e.add(
context.fieldValueToObject(ExternalIdBundle.class, key),
context.fieldValueToObject(HistoricalTimeSeries.class, value));
}
return e;
}
public Future<?> schedule(Runnable work, long delay, TimeUnit unit) {
if (work == null) return null;
Future<?> retval = null;
long key =
System.currentTimeMillis() + TimeUnit.MILLISECONDS.convert(delay, unit); // execution time
Entry task = new Entry(work);
while (!isShutdown()) {
Entry existing = tasks.putIfAbsent(key, task);
if (existing == null) {
retval = task.getFuture();
break; // break out of the while loop
}
if ((retval = existing.add(work)) != null) break;
}
if (key < next_execution_time || no_tasks.compareAndSet(true, false)) {
if (key >= next_execution_time) key = 0L;
taskReady(key);
}
return retval;
}
/*
* Given a protocol objects and a client, ensure there's an entry for the
* client and add the protocol object.
*/
private void addObject(Client c, Map<Client, Entry> entries, ProtocolObject o) {
Entry e = ensureEntry(c, entries);
e.add(o);
}
