public void removeFeatures(Filter filter) throws IOException {
// this we can optimize, it's a matter of mass updating the last
// revisions (and before that, we have to compute the modified envelope)
Filter versionedFilter =
(Filter) store.buildVersionedFilter(schema.getTypeName(), filter, new RevisionInfo());
// deal with the transaction, are we playing with auto commit or long running?
Transaction t = getTransaction();
boolean autoCommit = false;
if (Transaction.AUTO_COMMIT.equals(t)) {
t = new DefaultTransaction();
autoCommit = true;
}
VersionedJdbcTransactionState state = store.wrapped.getVersionedJdbcTransactionState(t);
// we need to mark the modified bounds and store their wgs84 version into the transaction
ReferencedEnvelope bounds =
locking.getBounds(new DefaultQuery(schema.getTypeName(), versionedFilter));
if (bounds != null) {
if (bounds.getCoordinateReferenceSystem() == null) {
bounds = new ReferencedEnvelope(bounds, getSchema().getCoordinateReferenceSystem());
}
try {
ReferencedEnvelope wgsBounds = null;
if (bounds.getCoordinateReferenceSystem() != null)
wgsBounds = bounds.transform(DefaultGeographicCRS.WGS84, true);
else wgsBounds = bounds;
state.expandDirtyBounds(wgsBounds);
state.setTypeNameDirty(schema.getTypeName());
} catch (Exception e) {
throw new DataSourceException(
"Problems computing and storing the " + "bounds affected by this feature removal", e);
}
}
// now we can run the update
locking.modifyFeatures(
locking.getSchema().getDescriptor("expired"),
new Long(state.getRevision()),
versionedFilter);
// if it's auto commit, don't forget to actually commit
if (autoCommit) {
t.commit();
t.close();
}
store.listenerManager.fireFeaturesRemoved(schema.getTypeName(), t, bounds, false);
}
public int getCount(Query query) throws IOException {
DefaultQuery versionedQuery = store.buildVersionedQuery(getTypedQuery(query));
return locking.getCount(versionedQuery);
}
public void setTransaction(Transaction transaction) {
locking.setTransaction(transaction);
}
public ReferencedEnvelope getBounds(Query query) throws IOException {
DefaultQuery versionedQuery = store.buildVersionedQuery(getTypedQuery(query));
return locking.getBounds(versionedQuery);
}
public Transaction getTransaction() {
return locking.getTransaction();
}
