Examples with GraphManager com.baidu.hugegraph.driver.GraphManager used on opensource projects

Example 16 with GraphManager

use of com.baidu.hugegraph.driver.GraphManager in project incubator-hugegraph-toolchain by apache.

the class BatchExample method main.

public static void main(String[] args) {
    // If connect failed will throw a exception.
    HugeClient hugeClient = HugeClient.builder("http://localhost:8080", "hugegraph").build();
    SchemaManager schema = hugeClient.schema();
    schema.propertyKey("name").asText().ifNotExist().create();
    schema.propertyKey("age").asInt().ifNotExist().create();
    schema.propertyKey("lang").asText().ifNotExist().create();
    schema.propertyKey("date").asDate().ifNotExist().create();
    schema.propertyKey("price").asInt().ifNotExist().create();
    schema.vertexLabel("person").properties("name", "age").primaryKeys("name").ifNotExist().create();
    schema.vertexLabel("person").properties("price").nullableKeys("price").append();
    schema.vertexLabel("software").properties("name", "lang", "price").primaryKeys("name").ifNotExist().create();
    schema.indexLabel("softwareByPrice").onV("software").by("price").range().ifNotExist().create();
    schema.edgeLabel("knows").link("person", "person").properties("date").ifNotExist().create();
    schema.edgeLabel("created").link("person", "software").properties("date").ifNotExist().create();
    schema.indexLabel("createdByDate").onE("created").by("date").secondary().ifNotExist().create();
    // get schema object by name
    System.out.println(schema.getPropertyKey("name"));
    System.out.println(schema.getVertexLabel("person"));
    System.out.println(schema.getEdgeLabel("knows"));
    System.out.println(schema.getIndexLabel("createdByDate"));
    // list all schema objects
    System.out.println(schema.getPropertyKeys());
    System.out.println(schema.getVertexLabels());
    System.out.println(schema.getEdgeLabels());
    System.out.println(schema.getIndexLabels());
    GraphManager graph = hugeClient.graph();
    Vertex marko = new Vertex("person").property("name", "marko").property("age", 29);
    Vertex vadas = new Vertex("person").property("name", "vadas").property("age", 27);
    Vertex lop = new Vertex("software").property("name", "lop").property("lang", "java").property("price", 328);
    Vertex josh = new Vertex("person").property("name", "josh").property("age", 32);
    Vertex ripple = new Vertex("software").property("name", "ripple").property("lang", "java").property("price", 199);
    Vertex peter = new Vertex("person").property("name", "peter").property("age", 35);
    Edge markoKnowsVadas = new Edge("knows").source(marko).target(vadas).property("date", "2016-01-10");
    Edge markoKnowsJosh = new Edge("knows").source(marko).target(josh).property("date", "2013-02-20");
    Edge markoCreateLop = new Edge("created").source(marko).target(lop).property("date", "2017-12-10");
    Edge joshCreateRipple = new Edge("created").source(josh).target(ripple).property("date", "2017-12-10");
    Edge joshCreateLop = new Edge("created").source(josh).target(lop).property("date", "2009-11-11");
    Edge peterCreateLop = new Edge("created").source(peter).target(lop).property("date", "2017-03-24");
    List<Vertex> vertices = new ArrayList<>();
    vertices.add(marko);
    vertices.add(vadas);
    vertices.add(lop);
    vertices.add(josh);
    vertices.add(ripple);
    vertices.add(peter);
    List<Edge> edges = new ArrayList<>();
    edges.add(markoKnowsVadas);
    edges.add(markoKnowsJosh);
    edges.add(markoCreateLop);
    edges.add(joshCreateRipple);
    edges.add(joshCreateLop);
    edges.add(peterCreateLop);
    vertices = graph.addVertices(vertices);
    vertices.forEach(vertex -> System.out.println(vertex));
    edges = graph.addEdges(edges, false);
    edges.forEach(edge -> System.out.println(edge));
    hugeClient.close();
}