Package org.gephi.datalab.api

Examples of org.gephi.datalab.api.GraphElementsController.createNode()

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            while (reader.readRecord()) {
                //Prepare the correct node to assign the attributes:
                if (idColumn != null) {
                    id = reader.get(idColumn);
                    if (id == null || id.isEmpty()) {
                        node = gec.createNode(null);//id null or empty, assign one
                    } else {
                        graph.readLock();
                        node = graph.getNode(id);
                        graph.readUnlock();
                        if (node != null) {//Node with that id already in graph
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                        graph.readLock();
                        node = graph.getNode(id);
                        graph.readUnlock();
                        if (node != null) {//Node with that id already in graph
                            if (assignNewNodeIds) {
                                node = gec.createNode(null);
                            }
                        } else {
                            node = gec.createNode(null, id);//New id in the graph
                        }
                    }
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                        if (node != null) {//Node with that id already in graph
                            if (assignNewNodeIds) {
                                node = gec.createNode(null);
                            }
                        } else {
                            node = gec.createNode(null, id);//New id in the graph
                        }
                    }
                } else {
                    node = gec.createNode(null);
                }
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                        } else {
                            node = gec.createNode(null, id);//New id in the graph
                        }
                    }
                } else {
                    node = gec.createNode(null);
                }
                //Assign attributes to the current node:
                nodeAttributes = node.getNodeData().getAttributes();
                for (AttributeColumn column : columnsList) {
                    setAttributeValue(reader.get(column.getTitle()), nodeAttributes, column);
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                graph.readUnlock();

                if (source == null) {
                    if (createNewNodes) {//Create new nodes when they don't exist already and option is enabled
                        if (source == null) {
                            source = gec.createNode(null, sourceId);
                        }
                    } else {
                        continue;//Ignore this edge row, since no new nodes should be created.
                    }
                }
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                graph.readUnlock();

                if (target == null) {
                    if (createNewNodes) {//Create new nodes when they don't exist already and option is enabled
                        if (target == null) {
                            target = gec.createNode(null, targetId);
                        }
                    } else {
                        continue;//Ignore this edge row, since no new nodes should be created.
                    }
                }
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            while (reader.readRecord()) {
                //Prepare the correct node to assign the attributes:
                if (idColumn != null) {
                    id = reader.get(idColumn);
                    if (id == null || id.isEmpty()) {
                        node = gec.createNode(null);//id null or empty, assign one
                    } else {
                        graph.readLock();
                        node = graph.getNode(id);
                        graph.readUnlock();
                        if (node != null) {//Node with that id already in graph
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                        graph.readLock();
                        node = graph.getNode(id);
                        graph.readUnlock();
                        if (node != null) {//Node with that id already in graph
                            if (assignNewNodeIds) {
                                node = gec.createNode(null);
                            }
                        } else {
                            node = gec.createNode(null, id);//New id in the graph
                        }
                    }
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                        if (node != null) {//Node with that id already in graph
                            if (assignNewNodeIds) {
                                node = gec.createNode(null);
                            }
                        } else {
                            node = gec.createNode(null, id);//New id in the graph
                        }
                    }
                } else {
                    node = gec.createNode(null);
                }
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                        } else {
                            node = gec.createNode(null, id);//New id in the graph
                        }
                    }
                } else {
                    node = gec.createNode(null);
                }
                //Assign attributes to the current node:
                nodeAttributes = node.getNodeData().getAttributes();
                for (AttributeColumn column : columnsList) {
                    setAttributeValue(reader.get(columnHeaders.get(column)), nodeAttributes, column);
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