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Contents
require 'neo4j/spatial/listener'
require 'neo4j/spatial/database'
# Utilities for importing and exporting ESRI Shapefile data
module Neo4j
module Spatial
# This class facilitates importing datasets in the ESRI Shapefile format
class ShapefileImporter
include Listener
include Database
def initialize(options={})
database(options)
@importer = org.neo4j.gis.spatial.ShapefileImporter.new(@db.graph, self, @commit)
end
def import(shp_path,layer_name=nil)
@shp_path = shp_path
layer_name ||= shp_path.split(/[\\\/]+/)[-1].gsub(/\.\w+$/,'')
@importer.import_file @shp_path, layer_name
end
def to_s
@shp_path.to_s
end
end
# This class facilitates importing datasets in the ESRI Shapefile format
class ShapefileExporter
include Database
def initialize(options={})
options[:dir] ||= "target/export"
database(options)
@exporter = org.neo4j.gis.spatial.ShapefileExporter.new(@db.graph)
@exporter.setExportDir(options[:dir])
end
def export(layer_name,options={})
@layer_name = layer_name
options[:path] ||= layer_name+'.shp'
puts "Exporting #{layer_name} to #{options[:path]}"
@exporter.exportLayer(layer_name, options[:path])
end
def format
"ESRI Shapefile"
end
def to_s
@layer_name || format
end
end
end
end
Version data entries
5 entries across 5 versions & 1 rubygems