Examples with Graph org.gephi.graph.api.Graph used on opensource projects

Example 6 with Graph

use of org.gephi.graph.api.Graph in project gephi by gephi.

the class FilterModelPersistenceProvider method readXML.

public void readXML(XMLStreamReader reader, FilterModelImpl model) throws XMLStreamException {
    Map<Integer, Query> idMap = new HashMap<>();
    boolean end = false;
    while (reader.hasNext() && !end) {
        Integer eventType = reader.next();
        if (eventType.equals(XMLEvent.START_ELEMENT)) {
            String name = reader.getLocalName();
            if ("autorefresh".equalsIgnoreCase(name)) {
                String val = reader.getAttributeValue(null, "value");
                model.setAutoRefresh(Boolean.parseBoolean(val));
            } else if ("query".equalsIgnoreCase(name)) {
                String id = reader.getAttributeValue(null, "id");
                String parent = reader.getAttributeValue(null, "parent");
                Query query = readQuery(reader, model);
                if (query != null) {
                    idMap.put(Integer.parseInt(id), query);
                    if (parent != null) {
                        int parentId = Integer.parseInt(parent);
                        Query parentQuery = idMap.get(parentId);
                        //For example a partition filter, which depends on partitions, and partitions are not serialized
                        if (parentQuery != null) {
                            model.setSubQuery(parentQuery, query);
                        }
                    } else {
                        //Top query
                        model.addFirst(query);
                    }
                }
            } else if ("savedquery".equalsIgnoreCase(name)) {
                String id = reader.getAttributeValue(null, "id");
                String parent = reader.getAttributeValue(null, "parent");
                Query query = readQuery(reader, model);
                if (query != null) {
                    idMap.put(Integer.parseInt(id), query);
                    if (parent != null) {
                        int parentId = Integer.parseInt(parent);
                        Query parentQuery = idMap.get(parentId);
                        if (parentQuery != null) {
                            AbstractQueryImpl impl = (AbstractQueryImpl) parentQuery;
                            impl.addSubQuery(query);
                        }
                    } else {
                        model.getLibrary().saveQuery(query);
                    }
                }
            }
        } else if (eventType.equals(XMLStreamReader.END_ELEMENT)) {
            if ("filtermodel".equalsIgnoreCase(reader.getLocalName())) {
                end = true;
            }
        }
    }
    //Init filters
    Graph graph;
    graph = model.getGraphModel().getGraph();
    for (Query rootQuery : model.getQueries()) {
        for (Query q : rootQuery.getDescendantsAndSelf()) {
            Filter filter = q.getFilter();
            if (filter instanceof NodeFilter || filter instanceof EdgeFilter || filter instanceof ElementFilter) {
                FilterProcessor filterProcessor = new FilterProcessor();
                filterProcessor.init(filter, graph);
            }
        }
    }
}

Example 7 with Graph

use of org.gephi.graph.api.Graph in project gephi by gephi.

the class InterEdgesBuilder method getBuilders.

@Override
public FilterBuilder[] getBuilders(Workspace workspace) {
    List<FilterBuilder> builders = new ArrayList<>();
    GraphModel gm = Lookup.getDefault().lookup(GraphController.class).getGraphModel(workspace);
    Graph graph = gm.getGraph();
    AppearanceModel am = Lookup.getDefault().lookup(AppearanceController.class).getModel(workspace);
    //Force refresh
    am.getNodeFunctions(graph);
    for (Column nodeCol : gm.getNodeTable()) {
        if (!nodeCol.isProperty()) {
            if (am.getNodePartition(graph, nodeCol) != null) {
                InterEdgesFilterBuilder builder = new InterEdgesFilterBuilder(nodeCol, am);
                builders.add(builder);
            }
        }
    }
    return builders.toArray(new FilterBuilder[0]);
}

Example 8 with Graph

use of org.gephi.graph.api.Graph in project gephi by gephi.

the class PartitionCountBuilder method getBuilders.

@Override
public FilterBuilder[] getBuilders(Workspace workspace) {
    List<FilterBuilder> builders = new ArrayList<>();
    GraphModel gm = Lookup.getDefault().lookup(GraphController.class).getGraphModel(workspace);
    Graph graph = gm.getGraph();
    AppearanceModel am = Lookup.getDefault().lookup(AppearanceController.class).getModel(workspace);
    //Force refresh
    am.getNodeFunctions(graph);
    for (Column nodeCol : gm.getNodeTable()) {
        if (!nodeCol.isProperty()) {
            if (am.getNodePartition(graph, nodeCol) != null) {
                PartitionCountFilterBuilder builder = new PartitionCountFilterBuilder(nodeCol, am);
                builders.add(builder);
            }
        }
    }
    for (Column edgeCol : gm.getEdgeTable()) {
        if (!edgeCol.isProperty()) {
            if (am.getEdgePartition(graph, edgeCol) != null) {
                PartitionCountFilterBuilder builder = new PartitionCountFilterBuilder(edgeCol, am);
                builders.add(builder);
            }
        }
    }
    return builders.toArray(new FilterBuilder[0]);
}

Example 9 with Graph

use of org.gephi.graph.api.Graph in project gephi by gephi.

the class FilterThread method select.

private void select(AbstractQueryImpl query) {
    FilterProcessor processor = new FilterProcessor();
    GraphModel graphModel = model.getGraphModel();
    Graph result = processor.process((AbstractQueryImpl) query, graphModel);
    if (running) {
        VisualizationController visController = Lookup.getDefault().lookup(VisualizationController.class);
        if (visController != null) {
            visController.selectNodes(result.getNodes().toArray());
            visController.selectEdges(result.getEdges().toArray());
        }
        GraphView view = result.getView();
        model.setCurrentResult(view);
    } else {
        //destroy view
        graphModel.destroyView(result.getView());
    }
}

Example 10 with Graph

use of org.gephi.graph.api.Graph in project gephi by gephi.

the class LegacyAttributeRowsPersistenceProvider method readRows.

public void readRows(XMLStreamReader reader, GraphModel graphModel, LegacyMapHelper mapHelper) throws XMLStreamException {
    Graph graph = graphModel.getGraph();
    boolean end = false;
    while (reader.hasNext() && !end) {
        int type = reader.next();
        switch(type) {
            case XMLStreamReader.START_ELEMENT:
                String name = reader.getLocalName();
                if (ELEMENT_NODE_ROW.equalsIgnoreCase(name)) {
                    String id = reader.getAttributeValue(null, "for");
                    Node node = graph.getNode(id);
                    readRow(reader, node, graphModel.getNodeTable(), mapHelper);
                } else if (ELEMENT_EDGE_ROW.equalsIgnoreCase(name)) {
                    String id = reader.getAttributeValue(null, "for");
                    Edge edge = graph.getEdge(id);
                    readRow(reader, edge, graphModel.getEdgeTable(), mapHelper);
                }
                break;
            case XMLStreamReader.END_ELEMENT:
                if (ELEMENT_ROWS.equalsIgnoreCase(reader.getLocalName())) {
                    end = true;
                }
                break;
        }
    }
}