How to use the java.import function in java

contents.setMinXSync(java.newDouble(llCorner.west));
    contents.setMinYSync(java.newDouble(llCorner.south));
    contents.setMaxXSync(java.newDouble(urCorner.east));
    contents.setMaxYSync(java.newDouble(urCorner.north));
    contents.setSrsSync(srsWgs84);

    // Create the contents
    self.geoPackage.getContentsDaoSync().createSync(contents);

    // Create new Tile Matrix Set
    var tileMatrixSetDao = self.geoPackage.getTileMatrixSetDaoSync();

    var srsDao = self.geoPackage.getSpatialReferenceSystemDaoSync();
    var srsEpsg3857 = srsDao.getOrCreateSync(3857);

    var TileMatrixSet = java.import('mil.nga.geopackage.tiles.matrixset.TileMatrixSet');
    var tileMatrixSet = new TileMatrixSet();
    tileMatrixSet.setContentsSync(contents);
    tileMatrixSet.setSrsSync(srsEpsg3857);
    tileMatrixSet.setMinXSync(java.newDouble(epsg3857ll[0]));
    tileMatrixSet.setMinYSync(java.newDouble(epsg3857ll[1]));
    tileMatrixSet.setMaxXSync(java.newDouble(epsg3857ur[0]));
    tileMatrixSet.setMaxYSync(java.newDouble(epsg3857ur[1]));
    tileMatrixSetDao.createSync(tileMatrixSet);

    // Create new Tile Matrix and tile table rows by going through each zoom
    // level
    var tileMatrixDao = self.geoPackage.getTileMatrixDaoSync();
    self.tileDaos[tableName] = self.geoPackage.getTileDaoSync(tileMatrixSet);


    for (var zoom = minZoom; zoom <= maxZoom; zoom++) {

this.initPromise.then(function(self) {
    var TileTable = java.import('mil.nga.geopackage.tiles.user.TileTable');
    var columns = java.callStaticMethodSync('mil.nga.geopackage.tiles.user.TileTable', 'createRequiredColumns');
    var tileTable = new TileTable(tableName, columns);

    self.geoPackage.createTileTableSync(tileTable);

    var xRangeMinZoom = xCalculator(extent, minZoom);
    var yRangeMinZoom = yCalculator(extent, minZoom);

    var llCorner = tileBboxCalculator(xRangeMinZoom.min, yRangeMinZoom.max, minZoom);
    var urCorner = tileBboxCalculator(xRangeMinZoom.max, yRangeMinZoom.min, minZoom);
    var totalTileExtent = [llCorner.west, llCorner.south, urCorner.east, urCorner.north];
    console.log('ur ', urCorner);
    console.log('yrange', yRangeMinZoom);
    console.log('xrange', xRangeMinZoom);

    var epsg3857ll = proj4('EPSG:3857', [llCorner.west, llCorner.south]);

var GremlinGroovyScriptEngine = java.import('com.tinkerpop.gremlin.groovy.jsr223.GremlinGroovyScriptEngine');
var GremlinPipeline = java.import('com.tinkerpop.gremlin.groovy.GremlinGroovyPipeline');

var JSONResultConverter = java.import('com.tinkerpop.rexster.gremlin.converter.JSONResultConverter');
var JSONObject = java.import('org.json.JSONObject');
var JSONArray = java.import('org.json.JSONArray');

var Class = java.import('java.lang.Class');
var ArrayList = java.import('java.util.ArrayList');
var HashMap = java.import('java.util.HashMap');
var Table = java.import('com.tinkerpop.pipes.util.structures.Table');
var Tree = java.import('com.tinkerpop.pipes.util.structures.Tree');

var Direction = java.import('com.tinkerpop.blueprints.Direction');
var Tokens = java.import('com.tinkerpop.gremlin.Tokens$T');
var Compare = java.import('com.tinkerpop.blueprints.Compare');
var Contains = java.import('com.tinkerpop.blueprints.Contains');

var ClassTypes = {
    'String': { 'class': Class.forNameSync('java.lang.String') },
    'Vertex': { 'class': java.getClassLoader().loadClassSync('com.tinkerpop.blueprints.Vertex') },
    'Edge': { 'class': java.getClassLoader().loadClassSync('com.tinkerpop.blueprints.Edge') },
    'Byte': { 'class': Class.forNameSync('java.lang.Byte') },
    'Character': { 'class': Class.forNameSync('java.lang.Character') },
    'Double': { 'class': Class.forNameSync('java.lang.Double') },
    'Float': { 'class': Class.forNameSync('java.lang.Float') },
    'Integer': { 'class': Class.forNameSync('java.lang.Integer') },
    'Long': { 'class': Class.forNameSync('java.lang.Long') },
    'Short': { 'class': Class.forNameSync('java.lang.Short') },
    'Number': { 'class': Class.forNameSync('java.lang.Number') },
    'BigDecimal': { 'class': Class.forNameSync('java.math.BigDecimal') },

get Map() {
      return java.import('me.joespencer.webdriversynchelpers.Map');
    }
  },

this.initPromise.then(function(self) {
    var ArrayList = java.import('java.util.ArrayList');
    var FeatureTable = java.import('mil.nga.geopackage.features.user.FeatureTable');
    var Date = java.import('java.util.Date');
    var GeometryColumns = java.import('mil.nga.geopackage.features.columns.GeometryColumns');
    var BoundingBox = java.import('mil.nga.geopackage.BoundingBox');
    var Contents = java.import('mil.nga.geopackage.core.contents.Contents');
    var DataColumns = java.import('mil.nga.geopackage.schema.columns.DataColumns');

    var srsDao = self.geoPackage.getSpatialReferenceSystemDaoSync();
    var srsEpsg3857 = srsDao.getOrCreateSync(3857);

    self.geoPackage.createGeometryColumnsTableSync();

    var columns = new ArrayList();
    columns.addSync(java.callStaticMethodSync('mil.nga.geopackage.features.user.FeatureColumn', 'createPrimaryKeyColumn', 0, 'id'));
    columns.addSync(java.callStaticMethodSync('mil.nga.geopackage.features.user.FeatureColumn', 'createGeometryColumn', 1, 'geom', java.callStaticMethodSync('mil.nga.wkb.geom.GeometryType', 'fromName', 'GEOMETRY'), false, null));
    self.tableProperties[tableName] = {};

get Date() {
    return java.import(classPaths.Date);
  },
  get DesiredCapabilities() {

}

//add jar files
for (var i = 0; i < opts.classpath.length; i++) {
    var pattern = opts.classpath[i];
    var filenames = glob.sync(pattern);
    for (var j = 0; j < filenames.length; j++) {
        java.classpath.push(filenames[j]);
    }
}

var GremlinGroovyScriptEngine = java.import('com.tinkerpop.gremlin.groovy.jsr223.GremlinGroovyScriptEngine');
var GremlinPipeline = java.import('com.tinkerpop.gremlin.groovy.GremlinGroovyPipeline');

var JSONResultConverter = java.import('com.tinkerpop.rexster.gremlin.converter.JSONResultConverter');
var JSONObject = java.import('org.json.JSONObject');
var JSONArray = java.import('org.json.JSONArray');

var Class = java.import('java.lang.Class');
var ArrayList = java.import('java.util.ArrayList');
var HashMap = java.import('java.util.HashMap');
var Table = java.import('com.tinkerpop.pipes.util.structures.Table');
var Tree = java.import('com.tinkerpop.pipes.util.structures.Tree');

var Direction = java.import('com.tinkerpop.blueprints.Direction');
var Tokens = java.import('com.tinkerpop.gremlin.Tokens$T');
var Compare = java.import('com.tinkerpop.blueprints.Compare');
var Contains = java.import('com.tinkerpop.blueprints.Contains');

var ClassTypes = {
    'String': { 'class': Class.forNameSync('java.lang.String') },
    'Vertex': { 'class': java.getClassLoader().loadClassSync('com.tinkerpop.blueprints.Vertex') },

get ChromeDriver() {
    return java.import(classPaths.ChromeDriver);
  },
  get ChromeDriverService() {

module.exports = function(services, logger) {
	var me = this;

	java.classpath.push('./java_lib/Triplet_Extraction.jar');
	var url = 'http://localhost:8081/';
	var ExtractionService = java.import('com.nextcentury.TripletExtraction.ExtractionService');
	var Parser = java.import('com.nextcentury.TripletExtraction.CoreNlpParser');
	var parser = new Parser();
	var extractor = new ExtractionService();

	var assertion_service = services.assertionService;
	
	me.parseAndSave = function(alpha_report_object, callback){
		logger.info('Attempting to parse alpha_report_object with id ' + alpha_report_object._id);
			
		var assertion_object = {};
		if(alpha_report_object.message_body){
			var tree = parser.parseSync(alpha_report_object.message_body);
			for (var i = 0; i < tree.sizeSync(); i++){
				//get first sentence fragment from parsed message
				var leaf = tree.getSync(i);
				var numKids = leaf.lastChildSync().numChildrenSync();

get Keys() {
    return java.import(classPaths.Keys);
  },
  get Level() {