def __init__(self):
# Set up feature store.
url = File(shapefile).toURI().toURL()
self.ds = ShapefileDataStore(url)
self.ds.createSchema(feature_type)
type_name = self.ds.getTypeNames()[0]
self.fs = self.ds.getFeatureSource(type_name)
self.transaction = DefaultTransaction("create")
# Setup feature list.
self.features = []
def addList(self, featureList):
if self.readonly:
raise Exception('Layer is read-only')
fc = FeatureCollections.newCollection()
for o in featureList:
if isinstance(o, feature.Feature):
f = o
if not f.schema:
f.schema = self.schema
elif isinstance(o, (dict,list)):
f = self.schema.feature(o)
fc.add(f._feature)
trans = DefaultTransaction("ex")
self._source.setTransaction(trans)
try:
self._source.addFeatures(fc)
trans.commit()
trans.close()
except:
print 'Exception', sys.exc_info()[2]
print sys.exc_info()
traceback.print_stack()
print repr(traceback.extract_stack())
print repr(traceback.format_stack())
trans.rollback()
def __init__(self):
# Set up feature store.
url = File(shapefile).toURI().toURL()
self.ds = ShapefileDataStore(url)
self.ds.createSchema(feature_type)
type_name = self.ds.getTypeNames()[0]
self.fs = self.ds.getFeatureSource(type_name)
self.transaction = DefaultTransaction("create")
# Setup feature list.
self.features = []
class ShapefileWriter(object):
def __init__(self):
# Set up feature store.
url = File(shapefile).toURI().toURL()
self.ds = ShapefileDataStore(url)
self.ds.createSchema(feature_type)
type_name = self.ds.getTypeNames()[0]
self.fs = self.ds.getFeatureSource(type_name)
self.transaction = DefaultTransaction("create")
# Setup feature list.
self.features = []
def write(self, record):
# Process geometry.
geom = gis_util.geojson_to_shape(record['geometry'])
feature_builder.set('geometry', geom._jgeom)
# Process properties.
for prop, value in record.get('properties', {}).items():
feature_builder.set(prop, value)
# Create feature.
id_ = record.get('id')
if id_ is not None:
id_ = str(id_)
feature = feature_builder.buildFeature(id_)
# Add to feature list.
self.features.append(feature)
def close(self):
# Add features to feature store.
fc = ListFeatureCollection(feature_type, self.features)
self.fs.setTransaction(self.transaction)
self.fs.addFeatures(fc)
self.transaction.commit()
self.transaction.close()
class ShapefileWriter(object):
def __init__(self):
# Set up feature store.
url = File(shapefile).toURI().toURL()
self.ds = ShapefileDataStore(url)
self.ds.createSchema(feature_type)
type_name = self.ds.getTypeNames()[0]
self.fs = self.ds.getFeatureSource(type_name)
self.transaction = DefaultTransaction("create")
# Setup feature list.
self.features = []
def write(self, record):
# Process geometry.
geom = gis_util.geojson_to_shape(record['geometry'])
feature_builder.set('geometry', geom._jgeom)
# Process properties.
for prop, value in record.get('properties', {}).items():
feature_builder.set(prop, value)
# Create feature.
id_ = record.get('id')
if id_ is not None:
id_ = str(id_)
feature = feature_builder.buildFeature(id_)
# Add to feature list.
self.features.append(feature)
def close(self):
# Add features to feature store.
fc = ListFeatureCollection(feature_type, self.features)
self.fs.setTransaction(self.transaction)
self.fs.addFeatures(fc)
self.transaction.commit()
self.transaction.close()