private Snapshot decodeSnapshot() {
long execCount = jsonReader.readDecimal(FIELD.count.name()).getUnscaled();
long firstTime = jsonReader.readDecimal(FIELD.first.name()).getUnscaled();
long lastTime = jsonReader.readDecimal(FIELD.last.name()).getUnscaled();
jsonReader.findField(FIELD.exec.name());
TimeHolder[] timeHolders = decodeTimeHolders();
return new SnapshotImpl(firstTime, lastTime, execCount, timeHolders);
}
private StatDto decodeStatistics(int ind) {
JsonHelper.Decimal decimal = jsonReader.readDecimal(FIELD.id.name());
int id = decimal == null ? ind : (int) decimal.getUnscaled();
int len = jsonReader.stringLength(FIELD.name.name());
String name = charBuffer.subSequence(0, len).toString();
Boolean b = jsonReader.readBoolean(FIELD.hist.name());
boolean histogram = b != null && b;
return new StatDto(id, name, histogram);
}
private ServiceBox<String> createStringBox(ServiceBox.Type type) {
List<String> list = new ArrayList<String>();
while (jsonReader.next()) {
int len = jsonReader.stringLength();
list.add(charBuffer.subSequence(0, len).toString());
charBuffer.position(charBuffer.position() + len);
}
return new ServiceBox<String>(type, list);
}
private int[] decodeHistogram() {
jsonReader.findField(FIELD.hist.name());
ArrayList<Integer> list = new ArrayList<Integer>();
while (jsonReader.next()) {
list.add((int) jsonReader.readDecimal().getUnscaled());
}
int[] hist = new int[list.size()];
for (int i = 0; i < list.size(); i++) {
hist[i] = list.get(i);
}
return hist;
}
private TimeHolder[] decodeTimeHolders() {
ArrayList<TimeHolder> list = new ArrayList<TimeHolder>();
while (jsonReader.next()) {
long min = jsonReader.readDecimal(FIELD.min.name()).getUnscaled();
long max = jsonReader.readDecimal(FIELD.max.name()).getUnscaled();
long accum = jsonReader.readDecimal(FIELD.accum.name()).getUnscaled();
int[] hist = decodeHistogram();
TimeHolder holder = new TimeHolder(min, max, accum, hist);
list.add(holder);
}
TimeHolder[] holders = list.toArray(new TimeHolder[] {});
return holders;
}
private ServiceBox<StatDto> createStatBox(ServiceBox.Type type) {
List<StatDto> sts = new ArrayList<StatDto>();
for (int i = 0; jsonReader.next(); i++) {
StatDto s = decodeStatistics(i);
sts.add(s);
}
return new ServiceBox<StatDto>(type, sts);
}
private ServiceBox<Snapshot> createSnapshotBox(ServiceBox.Type type) {
List<Snapshot> snapshots = new ArrayList<Snapshot>();
while (jsonReader.next()) {
Snapshot sn = decodeSnapshot();
snapshots.add(sn);
}
return new ServiceBox<Snapshot>(type, snapshots);
}
public ServiceBox decodeBox(String s) {
ServiceBox box = null;
charBuffer.clear();
charBuffer.put(s);
charBuffer.flip();
// String typeString = s.replaceAll("\\\":.*$", "").replaceAll("^.*\\\"", "");
int typeLength = jsonReader.stringLength(FIELD.type.name());
if (typeLength < 1) {
log.err("Data type undefined " + s);
return null;
}
String typeString = charBuffer.subSequence(0, typeLength).toString();
TYPE type = TYPE.valueOf(typeString);
int statusCode = 0;
if (type == TYPE.status) {
statusCode = (int) jsonReader.readDecimal(FIELD.data.name()).getUnscaled();
} else {
jsonReader.findField(FIELD.data.name());
}
ServiceBox.Type boxType;
switch (type) {
case pList:
case mList:
case rList:
box = createStatBox(ServiceBox.Type.REG);
break;
case descData:
box = createStringBox(ServiceBox.Type.DESC);
break;
case status:
box = createStringBox(statusCode);
break;
case statData:
box = createSnapshotBox(ServiceBox.Type.STAT);
break;
case cfgData:
box = createStringBox(ServiceBox.Type.CFG);
break;
}
return box;
}