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

Example 61 with Graph

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

the class FilterControllerImpl method setSubQuery.

@Override
public void setSubQuery(Query query, Query subQuery) {
    //Init subquery when new filter
    if (subQuery.getParent() == null && subQuery != model.getCurrentQuery()) {
        Graph graph = null;
        if (model != null && model.getGraphModel() != null) {
            graph = model.getGraphModel().getGraph();
        } else {
            GraphModel graphModel = Lookup.getDefault().lookup(GraphController.class).getGraphModel(model.getWorkspace());
            graph = graphModel.getGraph();
        }
        Filter filter = subQuery.getFilter();
        if (filter instanceof NodeFilter || filter instanceof EdgeFilter || filter instanceof ElementFilter) {
            FilterProcessor filterProcessor = new FilterProcessor();
            filterProcessor.init(filter, graph);
        }
    }
    model.setSubQuery(query, subQuery);
}

Example 62 with Graph

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

the class FilterControllerImpl method add.

@Override
public void add(Query query) {
    AbstractQueryImpl absQuery = ((AbstractQueryImpl) query);
    absQuery = absQuery.getRoot();
    if (!model.hasQuery(absQuery)) {
        model.addFirst(absQuery);
        //Init filters with default graph
        Graph graph = null;
        if (model != null && model.getGraphModel() != null) {
            graph = model.getGraphModel().getGraph();
        } else {
            GraphModel graphModel = Lookup.getDefault().lookup(GraphController.class).getGraphModel(model.getWorkspace());
            graph = graphModel.getGraph();
        }
        for (Query q : query.getDescendantsAndSelf()) {
            Filter filter = q.getFilter();
            if (filter instanceof NodeFilter || filter instanceof EdgeFilter || filter instanceof ElementFilter) {
                FilterProcessor filterProcessor = new FilterProcessor();
                filterProcessor.init(filter, graph);
            }
        }
    }
}

Example 63 with Graph

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

the class FilterControllerImpl method filter.

@Override
public GraphView filter(Query query) {
    FilterProcessor processor = new FilterProcessor();
    GraphModel graphModel = model.getGraphModel();
    Graph result = processor.process((AbstractQueryImpl) query, graphModel);
    return result.getView();
}

Example 64 with Graph

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

the class LegacyDataPersistenceProvider method readData.

public void readData(XMLStreamReader reader, GraphModel graphModel, LegacyMapHelper helper) throws XMLStreamException {
    Graph graph = graphModel.getGraph();
    boolean end = false;
    while (reader.hasNext() && !end) {
        Integer eventType = reader.next();
        if (eventType.equals(XMLEvent.START_ELEMENT)) {
            String name = reader.getLocalName();
            if (ELEMENT_NODEDATA.equalsIgnoreCase(name)) {
                Node node = graph.getNode(helper.preToIdMap.get(reader.getAttributeValue(null, "nodepre")));
                readNodeData(reader, node);
            } else if (ELEMENT_EDGEDATA.equalsIgnoreCase(name)) {
                Node source = graph.getNode(helper.preToIdMap.get(reader.getAttributeValue(null, "sourcepre")));
                Node target = graph.getNode(helper.preToIdMap.get(reader.getAttributeValue(null, "targetpre")));
                Edge edge = graph.getEdge(source, target, 0);
                readEdgeData(reader, edge);
            }
        } else if (eventType.equals(XMLStreamReader.END_ELEMENT)) {
            if (ELEMENT_DATA.equalsIgnoreCase(reader.getLocalName())) {
                end = true;
            }
        }
    }
}

Example 65 with Graph

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

the class LegacyGraphPersistenceProvider method readEdges.

public void readEdges(XMLStreamReader reader, GraphModel graphModel, GraphFactory factory, 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 source = null;
                String target = null;
                String id = null;
                Boolean directed = false;
                Float weight = 0f;
                for (int i = 0; i < reader.getAttributeCount(); i++) {
                    String attName = reader.getAttributeName(i).getLocalPart();
                    if ("id".equalsIgnoreCase(attName)) {
                        id = reader.getAttributeValue(i);
                    } else if ("source".equalsIgnoreCase(attName)) {
                        source = reader.getAttributeValue(i);
                    } else if ("target".equalsIgnoreCase(attName)) {
                        target = reader.getAttributeValue(i);
                    } else if ("directed".equalsIgnoreCase(attName)) {
                        directed = Boolean.parseBoolean(reader.getAttributeValue(i));
                    } else if ("weight".equalsIgnoreCase(attName)) {
                        weight = Float.parseFloat(reader.getAttributeValue(i));
                    }
                }
                if (source == null || target == null || id == null) {
                    throw new IllegalArgumentException("source, target or id cannot be null");
                }
                Node srcNode = graph.getNode(mapHelper.preToIdMap.get(source));
                Node destNode = graph.getNode(mapHelper.preToIdMap.get(target));
                Edge edge = factory.newEdge(id, srcNode, destNode, 0, weight.doubleValue(), directed);
                graph.addEdge(edge);
                break;
            case XMLStreamReader.END_ELEMENT:
                if (ELEMENT_EDGES.equalsIgnoreCase(reader.getLocalName())) {
                    end = true;
                }
                break;
        }
    }
}