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- package holeg.model;
- import holeg.power_flow.ComplexNumber;
- import java.util.HashSet;
- public class GridComparator {
- public static boolean isEqual(Grid a, Grid b) {
- if (a == b)
- return true;
- if (a == null || b == null)
- return false;
- if (a.getNodes().size() != b.getNodes().size())
- return false;
- if (a.getEdges().size() != b.getEdges().size())
- return false;
- // Check if nodes are equal
- HashSet<GridNode> nodesChecked = new HashSet<>();
- for (GridNode node : a.getNodes()) {
- // Find a matching node
- boolean found = false;
- for (GridNode bNode : b.getNodes()) {
- if (nodesChecked.contains(bNode))
- continue;
- if (isEqualProperties(node, bNode)) {
- found = true;
- nodesChecked.add(bNode);
- break;
- }
- }
- // No node found with matching properties
- if (!found)
- return false;
- }
- // Check if edges are equal
- HashSet<GridEdge> edgesChecked = new HashSet<>();
- for (GridEdge edge : a.getEdges()) {
- // Find a matching edge
- boolean found = false;
- for (GridEdge bEdge : b.getEdges()) {
- if (edgesChecked.contains(bEdge))
- continue;
- if (isEqual(edge, bEdge)) {
- found = true;
- edgesChecked.add(bEdge);
- break;
- }
- }
- // No edge found with matching properties
- if (!found)
- return false;
- }
- return true;
- }
- private static boolean isEqual(GridEdge a, GridEdge b) {
- if (!isEqualProperties(a, b))
- return false;
- if (isEqualProperties(a.getFrom(), b.getFrom()) && isEqualProperties(a.getTo(), b.getTo()))
- return true;
- if (isEqualProperties(a.getTo(), b.getFrom()) && isEqualProperties(a.getFrom(), b.getTo()))
- return true;
- return false;
- }
- public static boolean isEqualProperties(GridNode a, GridNode b) {
- if (a == b)
- return true;
- if (a == null || b == null)
- return false;
- if (!a.getTypeByDesign().equals(b.getTypeByDesign()))
- return false;
- if (!ComplexNumber.equals(a.getPowerConsumption(), b.getPowerConsumption()))
- return false;
- if (!ComplexNumber.equals(a.getPowerGeneration(), b.getPowerGeneration()))
- return false;
- return true;
- }
- public static boolean isEqualProperties(GridEdge a, GridEdge b) {
- if (a == b)
- return true;
- if (a == null || b == null)
- return false;
- if (a.getLengthKilometers() != b.getLengthKilometers())
- return false;
- if (!ComplexNumber.equals(a.getOverrideImpedance(), b.getOverrideImpedance()))
- return false;
- if (a.getOverrideShuntSusceptance() != b.getOverrideShuntSusceptance())
- return false;
- return true;
- }
- }
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