static ShapefileDataStore sds= null;

 　　　　static DirectedGraph graph = null;

　　　　 ShapefileDataStoreFactory dataStoreFactory = new ShapefileDataStoreFactory();

        try {

            sds = (ShapefileDataStore)dataStoreFactory.createDataStore(new File("E://桌面//route_LI.shp").toURI().toURL());

        } catch (IOException e) {

            e.printStackTrace();

        }

        //设置编码

        Charset charset = Charset.forName("GBK");

        sds.setCharset(charset);

        String typeName = null;

        try {

            typeName = sds.getTypeNames()[0];

        } catch (IOException e) {

            e.printStackTrace();

        }

        FeatureSource featureSource = null;

        try {

            featureSource =  sds.getFeatureSource (typeName);

        } catch (IOException e) {

            e.printStackTrace();

        }

        SimpleFeatureCollection fCollection =null;

        try {

            fCollection = (SimpleFeatureCollection) featureSource.getFeatures();

        } catch (IOException e1) {

            e1.printStackTrace();

        }

        DirectedLineStringGraphGenerator lineStringGen = new DirectedLineStringGraphGenerator();

        FeatureGraphGenerator featureGen = new FeatureGraphGenerator(lineStringGen);

        featureGen.setGraphBuilder(new BasicDirectedLineGraphBuilder());

        SimpleFeatureIterator iterator = fCollection.features();

        try {

            while (iterator.hasNext()) {

                SimpleFeature feature = iterator.next();

                featureGen.add(feature);

            }

        } finally {

            iterator.close();

        }

        sds.dispose();

        graph = (DirectedGraph)featureGen.getGraph();