private void updateBBoxCache() throws FeatureStoreException {
// beware of concurrent transactions
synchronized (fs) {
Set<QName> recalcFTs = bboxTracker.getRecalcFeatureTypes();
Map<QName, Envelope> ftNamesToIncreaseBBoxes = bboxTracker.getIncreaseBBoxes();
// handle bbox increases
for (Entry<QName, Envelope> ftNameToIncreaseBBox : ftNamesToIncreaseBBoxes.entrySet()) {
QName ftName = ftNameToIncreaseBBox.getKey();
Envelope bbox = null;
if (fs.getBBoxCache().contains(ftName)) {
bbox = ftNameToIncreaseBBox.getValue();
}
if (bbox != null) {
Envelope oldBbox = fs.getBBoxCache().get(ftName);
if (oldBbox != null) {
bbox = oldBbox.merge(bbox);
}
fs.getBBoxCache().set(ftName, bbox);
}
}
// TODO configuration switch for bbox recalculation strategy
if (!recalcFTs.isEmpty()) {
LOG.debug(
"Full recalculation of feature type envelopes required. Delete 'bbox_cache.properties' if you need minimal envelopes.");
}
try {
fs.getBBoxCache().persist();
} catch (Throwable t) {
LOG.error("Unable to persist bbox cache: " + t.getMessage());
}
}
}
@Override
public int performDelete(IdFilter filter, Lock lock) throws FeatureStoreException {
int deleted = 0;
if (blobMapping != null) {
deleted = performDeleteBlob(filter, lock);
} else {
deleted = performDeleteRelational(filter, lock);
}
// TODO improve this
for (FeatureType ft : schema.getFeatureTypes(null, false, false)) {
bboxTracker.delete(ft.getName());
}
return deleted;
}
@Override
public List<String> performUpdate(
QName ftName, List<ParsedPropertyReplacement> replacementProps, Filter filter, Lock lock)
throws FeatureStoreException {
LOG.debug(
"Updating feature type '"
+ ftName
+ "', filter: "
+ filter
+ ", replacement properties: "
+ replacementProps.size());
List<String> updatedFids = null;
if (blobMapping != null) {
updatedFids = performUpdateBlob(ftName, replacementProps, filter, lock);
} else {
updatedFids = performUpdateRelational(ftName, replacementProps, filter);
}
bboxTracker.update(ftName);
return updatedFids;
}
@Override
public List<String> performInsert(FeatureCollection fc, IDGenMode mode)
throws FeatureStoreException {
LOG.debug("performInsert()");
Set<Geometry> geometries = new LinkedHashSet<Geometry>();
Set<Feature> features = new LinkedHashSet<Feature>();
Set<String> fids = new LinkedHashSet<String>();
Set<String> gids = new LinkedHashSet<String>();
for (Feature member : fc) {
findFeaturesAndGeometries(member, geometries, features, fids, gids);
}
LOG.debug(features.size() + " features / " + geometries.size() + " geometries");
for (FeatureInspector inspector : inspectors) {
for (Feature f : features) {
// TODO cope with inspectors that return a different instance
inspector.inspect(f);
}
}
long begin = System.currentTimeMillis();
String fid = null;
try {
PreparedStatement blobInsertStmt = null;
if (blobMapping != null) {
switch (mode) {
case GENERATE_NEW:
{
// TODO don't change incoming features / geometries
for (Feature feature : features) {
String newFid = "FEATURE_" + generateNewId();
String oldFid = feature.getId();
if (oldFid != null) {
fids.remove(oldFid);
}
fids.add(newFid);
feature.setId(newFid);
}
for (Geometry geometry : geometries) {
String newGid = "GEOMETRY_" + generateNewId();
String oldGid = geometry.getId();
if (oldGid != null) {
gids.remove(oldGid);
}
gids.add(newGid);
geometry.setId(newGid);
}
break;
}
case REPLACE_DUPLICATE:
{
throw new FeatureStoreException("REPLACE_DUPLICATE is not available yet.");
}
case USE_EXISTING:
{
// TODO don't change incoming features / geometries
for (Feature feature : features) {
if (feature.getId() == null) {
String newFid = "FEATURE_" + generateNewId();
feature.setId(newFid);
fids.add(newFid);
}
}
for (Geometry geometry : geometries) {
if (geometry.getId() == null) {
String newGid = "GEOMETRY_" + generateNewId();
geometry.setId(newGid);
gids.add(newGid);
}
}
break;
}
}
StringBuilder sql = new StringBuilder("INSERT INTO ");
sql.append(blobMapping.getTable());
sql.append(" (");
sql.append(blobMapping.getGMLIdColumn());
sql.append(",");
sql.append(blobMapping.getTypeColumn());
sql.append(",");
sql.append(blobMapping.getDataColumn());
sql.append(",");
sql.append(blobMapping.getBBoxColumn());
sql.append(") VALUES(?,?,?,");
sql.append(blobGeomConverter.getSetSnippet(null));
sql.append(")");
LOG.debug("Inserting: {}", sql);
blobInsertStmt = conn.prepareStatement(sql.toString());
for (Feature feature : features) {
fid = feature.getId();
if (blobInsertStmt != null) {
insertFeatureBlob(blobInsertStmt, feature);
}
FeatureTypeMapping ftMapping = fs.getMapping(feature.getName());
if (ftMapping != null) {
throw new UnsupportedOperationException();
}
ICRS storageSrs = blobMapping.getCRS();
bboxTracker.insert(feature, storageSrs);
}
if (blobInsertStmt != null) {
blobInsertStmt.close();
}
} else {
// pure relational mode
List<FeatureRow> idAssignments = new ArrayList<FeatureRow>();
InsertRowManager insertManager = new InsertRowManager(fs, conn, mode);
for (Feature feature : features) {
FeatureTypeMapping ftMapping = fs.getMapping(feature.getName());
if (ftMapping == null) {
throw new FeatureStoreException(
"Cannot insert feature of type '"
+ feature.getName()
+ "'. No mapping defined and BLOB mode is off.");
}
idAssignments.add(insertManager.insertFeature(feature, ftMapping));
Pair<TableName, GeometryMapping> mapping = ftMapping.getDefaultGeometryMapping();
if (mapping != null) {
ICRS storageSrs = mapping.second.getCRS();
bboxTracker.insert(feature, storageSrs);
}
}
if (insertManager.getDelayedRows() != 0) {
String msg =
"After insertion, "
+ insertManager.getDelayedRows()
+ " delayed rows left uninserted. Probably a cyclic key constraint blocks insertion.";
throw new RuntimeException(msg);
}
// TODO why is this necessary?
fids.clear();
for (FeatureRow assignment : idAssignments) {
fids.add(assignment.getNewId());
}
}
} catch (Throwable t) {
String msg = "Error inserting feature: " + t.getMessage();
LOG.error(msg);
LOG.trace("Stack trace:", t);
throw new FeatureStoreException(msg, t);
}
long elapsed = System.currentTimeMillis() - begin;
LOG.debug("Insertion of " + features.size() + " features: " + elapsed + " [ms]");
return new ArrayList<String>(fids);
}
