Examples with VertexPositionEntity org.opennms.netmgt.topology.persistence.api.VertexPositionEntity used on opensource projects

Example 1 with VertexPositionEntity

use of org.opennms.netmgt.topology.persistence.api.VertexPositionEntity in project opennms by OpenNMS.

the class LayoutDaoIT method createVertexPosition.

private VertexPositionEntity createVertexPosition(String vertexNamespace, String vertexId, int x, int y) {
    VertexPositionEntity vertexPositionEntity = new VertexPositionEntity();
    vertexPositionEntity.setPosition(new PointEntity(x, y));
    vertexPositionEntity.setVertexRef(new VertexRefEntity(vertexNamespace, vertexId));
    return vertexPositionEntity;
}

Example 2 with VertexPositionEntity

use of org.opennms.netmgt.topology.persistence.api.VertexPositionEntity in project opennms by OpenNMS.

the class LayoutManager method persistLayout.

public void persistLayout(GraphContainer graphContainer) {
    final List<VertexRef> vertexRefs = toVertexRef(graphContainer.getGraph().getDisplayVertices());
    final String id = calculateHash(vertexRefs);
    LayoutEntity layoutEntity = layoutDao.get(id);
    if (layoutEntity == null) {
        layoutEntity = new LayoutEntity();
        layoutEntity.setId(id);
        layoutEntity.setCreated(new Date());
        layoutEntity.setCreator(graphContainer.getApplicationContext().getUsername());
    }
    layoutEntity.setUpdated(new Date());
    layoutEntity.setUpdator(graphContainer.getApplicationContext().getUsername());
    final Layout layout = graphContainer.getGraph().getLayout();
    final List<VertexPositionEntity> vertexPositionEntities = vertexRefs.stream().map(vertexRef -> {
        final Point p = layout.getLocation(vertexRef);
        PointEntity pointEntity = new PointEntity();
        pointEntity.setX((int) p.getX());
        pointEntity.setY((int) p.getY());
        final VertexPositionEntity vertexEntity = new VertexPositionEntity();
        vertexEntity.setVertexRef(toVertexRefEntity(vertexRef));
        vertexEntity.setPosition(pointEntity);
        return vertexEntity;
    }).collect(Collectors.toList());
    layoutEntity.getVertexPositions().clear();
    for (VertexPositionEntity eachVertexPosition : vertexPositionEntities) {
        layoutEntity.addVertexPosition(eachVertexPosition);
    }
    layoutDao.saveOrUpdate(layoutEntity);
}

Example 3 with VertexPositionEntity

use of org.opennms.netmgt.topology.persistence.api.VertexPositionEntity in project opennms by OpenNMS.

the class LayoutManager method isPersistedLayoutEqualToCurrentLayout.

public boolean isPersistedLayoutEqualToCurrentLayout(Graph graph) {
    LayoutEntity layoutEntity = loadLayout(graph);
    if (layoutEntity != null) {
        // If we have a layout persisted, we verify if it is equal.
        final Map<VertexRef, Point> persistedLocations = layoutEntity.getVertexPositions().stream().collect(Collectors.toMap((Function<VertexPositionEntity, VertexRef>) vertexPositionEntity -> {
            VertexRefEntity vertexRefEntity = vertexPositionEntity.getVertexRef();
            return new DefaultVertexRef(vertexRefEntity.getNamespace(), vertexRefEntity.getId());
        }, vertexPositionEntity -> {
            PointEntity position = vertexPositionEntity.getPosition();
            return new Point(position.getX(), position.getY());
        }));
        // The locations may contain elements currently not visible, we filter them
        final Map<VertexRef, Point> manualLocations = new HashMap<>();
        graph.getLayout().getLocations().forEach((key, value) -> {
            if (persistedLocations.containsKey(key)) {
                // layoutEntity stores int coordinates, but manualLocations are stored as double.
                // Convert to int to make it comparable.
                manualLocations.put(key, new Point((int) value.getX(), (int) value.getY()));
            }
        });
        final boolean layoutIsEqual = manualLocations.equals(persistedLocations);
        return layoutIsEqual;
    }
    // We don't have anything persisted, so they are not equal
    return false;
}

Example 4 with VertexPositionEntity

use of org.opennms.netmgt.topology.persistence.api.VertexPositionEntity in project opennms by OpenNMS.

the class ManualLayoutAlgorithmTest method verifyLayoutCoordinatesHavePriority.

/*
     * If persisted layout is defined, verify that it has priority.
     */
@Test
public void verifyLayoutCoordinatesHavePriority() {
    final GraphProvider graphProvider = new SimpleGraphBuilder("dummy").vertex("vertex1").vX(1).vY(1).get();
    final ManualTest test = new ManualTest(graphProvider);
    final LayoutEntity persistedLayout = new LayoutEntity();
    int x = 5;
    int y = 5;
    for (VertexRef eachVertex : graphProvider.getVertices()) {
        VertexPositionEntity vertexPositionEntity = new VertexPositionEntity();
        vertexPositionEntity.setVertexRef(LayoutManager.toVertexRefEntity(eachVertex));
        vertexPositionEntity.setPosition(new PointEntity(x++, y++));
        persistedLayout.addVertexPosition(vertexPositionEntity);
    }
    Mockito.when(test.layoutManager.loadLayout(test.graph)).thenReturn(persistedLayout);
    new ManualLayoutAlgorithm(test.layoutManager).updateLayout(test.graph);
    Assert.assertEquals(ImmutableMap.builder().put(new DefaultVertexRef("dummy", "vertex1"), new Point(5, 5)).build(), test.layout.getLocations());
}