Examples with SpatialIndexContext org.apache.jena.query.spatial.SpatialIndexContext used on opensource projects

Example 1 with SpatialIndexContext

use of org.apache.jena.query.spatial.SpatialIndexContext in project jena by apache.

the class spatialindexer method processModulesAndArgs.

@Override
protected void processModulesAndArgs() {
    super.processModulesAndArgs();
    // Two forms : with and without arg.
    // Maximises similarity with other tools.
    String file;
    if (super.contains(assemblerDescDecl)) {
        if (getValues(assemblerDescDecl).size() != 1)
            throw new CmdException("Multiple assembler descriptions given");
        if (getPositional().size() != 0)
            throw new CmdException("Additional assembler descriptions given");
        file = getValue(assemblerDescDecl);
    } else {
        if (getNumPositional() != 1)
            throw new CmdException("Multiple assembler descriptions given");
        file = getPositionalArg(0);
    }
    if (file == null)
        throw new CmdException("No dataset specified");
    // Assumes a single test daatset description in the assembler file.
    Dataset ds = SpatialDatasetFactory.create(file);
    if (ds == null)
        throw new CmdException("No dataset description found");
    // get index.
    dataset = (DatasetGraphSpatial) (ds.asDatasetGraph());
    spatialIndex = dataset.getSpatialIndex();
    if (spatialIndex == null)
        throw new CmdException("Dataset has no spatial index");
    context = new SpatialIndexContext(spatialIndex);
}