private int compareInstanceUsingKey(
String key, ProcessInstanceDAO instanceDAO1, ProcessInstanceDAO instanceDAO2) {
String s1 = null;
String s2 = null;
boolean ascending = true;
String orderKey = key;
if (key.startsWith("+") || key.startsWith("-")) {
orderKey = key.substring(1, key.length());
if (key.startsWith("-")) ascending = false;
}
ProcessDAO process1 = getProcess(instanceDAO1.getProcess().getProcessId());
ProcessDAO process2 = getProcess(instanceDAO2.getProcess().getProcessId());
if ("pid".equals(orderKey)) {
s1 = process1.getProcessId().toString();
s2 = process2.getProcessId().toString();
} else if ("name".equals(orderKey)) {
s1 = process1.getProcessId().getLocalPart();
s2 = process2.getProcessId().getLocalPart();
} else if ("namespace".equals(orderKey)) {
s1 = process1.getProcessId().getNamespaceURI();
s2 = process2.getProcessId().getNamespaceURI();
} else if ("version".equals(orderKey)) {
s1 = "" + process1.getVersion();
s2 = "" + process2.getVersion();
} else if ("status".equals(orderKey)) {
s1 = "" + instanceDAO1.getState();
s2 = "" + instanceDAO2.getState();
} else if ("started".equals(orderKey)) {
s1 = ISO8601DateParser.format(instanceDAO1.getCreateTime());
s2 = ISO8601DateParser.format(instanceDAO2.getCreateTime());
} else if ("last-active".equals(orderKey)) {
s1 = ISO8601DateParser.format(instanceDAO1.getLastActiveTime());
s2 = ISO8601DateParser.format(instanceDAO2.getLastActiveTime());
}
if (ascending) return s1.compareTo(s2);
else return s2.compareTo(s1);
}
@SuppressWarnings("unchecked")
public Collection<ProcessInstanceDAO> instanceQuery(InstanceFilter filter) {
if (filter.getLimit() == 0) {
return Collections.EMPTY_LIST;
}
List<ProcessInstanceDAO> matched = new ArrayList<ProcessInstanceDAO>();
// Selecting
selectionCompleted:
for (ProcessDaoImpl proc : _store.values()) {
boolean pmatch = true;
if (filter.getNameFilter() != null
&& !equalsOrWildcardMatch(filter.getNameFilter(), proc.getProcessId().getLocalPart()))
pmatch = false;
if (filter.getNamespaceFilter() != null
&& !equalsOrWildcardMatch(
filter.getNamespaceFilter(), proc.getProcessId().getNamespaceURI())) pmatch = false;
if (pmatch) {
for (ProcessInstanceDAO inst : proc._instances.values()) {
boolean match = true;
if (filter.getStatusFilter() != null) {
boolean statusMatch = false;
for (Short status : filter.convertFilterState()) {
if (inst.getState() == status.byteValue()) statusMatch = true;
}
if (!statusMatch) match = false;
}
if (filter.getStartedDateFilter() != null
&& !dateMatch(filter.getStartedDateFilter(), inst.getCreateTime(), filter))
match = false;
if (filter.getLastActiveDateFilter() != null
&& !dateMatch(filter.getLastActiveDateFilter(), inst.getLastActiveTime(), filter))
match = false;
// if (filter.getPropertyValuesFilter() != null) {
// for (Map.Entry propEntry :
// filter.getPropertyValuesFilter().entrySet()) {
// boolean entryMatched = false;
// for (ProcessPropertyDAO prop : proc.getProperties()) {
// if (prop.getName().equals(propEntry.getKey())
// && (propEntry.getValue().equals(prop.getMixedContent())
// || propEntry.getValue().equals(prop.getSimpleContent())))
// {
// entryMatched = true;
// }
// }
// if (!entryMatched) {
// match = false;
// }
// }
// }
if (match) {
matched.add(inst);
if (matched.size() == filter.getLimit()) {
break selectionCompleted;
}
}
}
}
}
// And ordering
if (filter.getOrders() != null) {
final List<String> orders = filter.getOrders();
Collections.sort(
matched,
new Comparator<ProcessInstanceDAO>() {
public int compare(ProcessInstanceDAO o1, ProcessInstanceDAO o2) {
for (String orderKey : orders) {
int result = compareInstanceUsingKey(orderKey, o1, o2);
if (result != 0) return result;
}
return 0;
}
});
}
return matched;
}
