public MapFileReader(String path) {
try {
DocumentBuilderFactory factory = DocumentBuilderFactory.newInstance();
DocumentBuilder builder = factory.newDocumentBuilder();
Document document = builder.parse(new File(path.replace(".data", ".xml")));
NodeList nList = document.getElementsByTagName("map");
background = ((Element) nList.item(0)).getElementsByTagName("File").item(0).getTextContent();
nList = document.getElementsByTagName("vertex");
GraphModel g2 = new GraphModel(false);
g2.setAllowLoops(true);
Vertex root = new Vertex();
root.setLocation(new GraphPoint(0, 0));
g2.addVertex(root);
for (int temp = 0; temp < nList.getLength(); temp++) {
Node nNode = nList.item(temp);
if (nNode.getNodeType() == Node.ELEMENT_NODE) {
Element eElement = (Element) nNode;
boolean isRoot = eElement.getAttribute("type").equals("root");
String id = eElement.getAttribute("id");
int x = Integer.parseInt(eElement.getElementsByTagName("x").item(0).getTextContent());
int y = Integer.parseInt(eElement.getElementsByTagName("y").item(0).getTextContent());
int value = 0;
Vertex newVertex = new Vertex();
newVertex.setLocation(new GraphPoint(x, y));
newVertex.setLabel(id);
if (!isRoot) {
g2.addVertex(newVertex);
value =
Integer.parseInt(eElement.getElementsByTagName("value").item(0).getTextContent());
Edge e = new Edge(newVertex, root);
e.setWeight(value);
g2.addEdge(e);
} else {
root.setLocation(newVertex.getLocation());
root.setLabel(newVertex.getLabel());
// root = newVertex;
}
}
}
this.setGraph(g2);
} catch (DOMException | ParserConfigurationException | SAXException | IOException e) {
// TODO Auto-generated catch block
e.printStackTrace();
}
}
public static int color(
int Coloring,
int Ordering,
int Mode,
int RequiredPattern,
int rho,
int blockSize,
File file) {
int Mode2 = 0;
if (Ordering != 0) {
if (Coloring == 3) {
Ordering += 3;
}
}
if (Mode == 3) {
if (rho != 0) {
Mode = 2 * rho;
}
}
if (Mode == 0) {
if (rho != 0) {
Mode2 = 2 * rho;
}
}
Matrix mm = new Matrix(5, 5);
try {
mm = MM.loadMatrixFromSPARSE(file);
} catch (IOException e) {
e.printStackTrace();
}
int rows = mm.getRowDimension();
int cols = mm.getColumnDimension();
GraphModel g = new GraphModel(false);
Vector<Integer> V_r = new Vector<>();
Vector<Integer> V_c = new Vector<>();
for (int i = 0; i < rows; i++) {
Vertex v = new Vertex();
v.setColor(-1);
g.addVertex(v);
V_r.add(v.getId());
}
for (int i = 0; i < cols; i++) {
Vertex v = new Vertex();
v.setColor(-1);
g.addVertex(v);
V_c.add(v.getId());
}
for (int i = 0; i < rows; i++) {
for (int j = 0; j < cols; j++) {
if (mm.get(i, j) == 1) {
g.addEdge(new Edge(g.getVertex(i), g.getVertex(rows + j)));
}
}
}
// new GraphData(Application.getBlackBoard()).core.showGraph(g);
// Initialize required pattern
int entries_pattern = 0;
// If edge e \in E_S then edge_property edge_weight=1 else
switch (RequiredPattern) {
case 0:
break;
case 1:
for (Edge e : g.getEdges()) {
if (Math.abs(e.source.getId() - e.target.getId()) == rows) {
e.setWeight(1);
entries_pattern++;
}
}
break;
case 2:
for (Edge e : g.getEdges()) {
e.setWeight(1);
entries_pattern++;
}
break;
case 3:
for (Edge e : g.getEdges()) {
int RowCoordinate = e.source.getId() + rows;
int ColumnCoordinate = e.target.getId();
int RelativeDistance = RowCoordinate - ColumnCoordinate;
int RowBlock = RowCoordinate / blockSize;
int ColumnBlock = ColumnCoordinate / blockSize;
if ((RelativeDistance < blockSize)
&& (RelativeDistance > -blockSize)
&& (RowBlock == ColumnBlock)) {
e.setWeight(1);
entries_pattern++;
}
}
break;
}
// Presorting of the vertices
if (Coloring == 1
|| Coloring == 2
|| Coloring == 3
|| Coloring == 4
|| Coloring == 5
|| Coloring == 6) {
switch (Ordering) {
case 0:
break;
case 1:
if (Coloring == 1) {
V_c = OrderingHeuristics.LFO(g, V_c);
} else if (Coloring == 2) {
V_r = OrderingHeuristics.LFO(g, V_r);
} else if (Coloring == 5 || Coloring == 6) {
V_r = OrderingHeuristics.LFO(g, V_r);
V_c = OrderingHeuristics.LFO(g, V_c);
}
break;
case 2:
if (Coloring == 1) {
V_c = OrderingHeuristics.SLO(g, V_c);
} else if (Coloring == 2) {
V_r = OrderingHeuristics.SLO(g, V_r);
} else if (Coloring == 5) {
V_r = OrderingHeuristics.SLO(g, V_r);
V_c = OrderingHeuristics.SLO(g, V_c);
}
break;
case 3:
if (Coloring == 1) {
V_c = OrderingHeuristics.IDO(g, V_c);
} else if (Coloring == 2) {
V_r = OrderingHeuristics.IDO(g, V_r);
} else if (Coloring == 5) {
V_r = OrderingHeuristics.IDO(g, V_r);
V_c = OrderingHeuristics.IDO(g, V_c);
}
break;
case 4:
if (Coloring == 3) {
V_c = OrderingHeuristics.LFOrestricted(g, V_c);
} else if (Coloring == 4) {
V_r = OrderingHeuristics.LFOrestricted(g, V_r);
} else if (Coloring == 6) {
V_r = OrderingHeuristics.LFOrestricted(g, V_r);
V_c = OrderingHeuristics.LFOrestricted(g, V_c);
}
break;
case 5:
if (Coloring == 3) {
V_c = OrderingHeuristics.SLOrestricted(g, V_c);
} else if (Coloring == 4) {
V_r = OrderingHeuristics.SLOrestricted(g, V_r);
} else if (Coloring == 6) {
V_r = OrderingHeuristics.SLOrestricted(g, V_r);
V_c = OrderingHeuristics.SLOrestricted(g, V_c);
}
break;
case 6:
if (Coloring == 3) {
V_c = OrderingHeuristics.IDOrestricted(g, V_c);
} else if (Coloring == 4) {
V_r = OrderingHeuristics.IDOrestricted(g, V_r);
} else if (Coloring == 6) {
V_r = OrderingHeuristics.IDOrestricted(g, V_r);
V_c = OrderingHeuristics.IDOrestricted(g, V_c);
}
break;
}
}
int num_colors = 0;
// Coloring of the vertices
switch (Coloring) {
case 1:
System.out.println("PartialD2ColoringCols");
num_colors = ColorAlgs.PartialD2Coloring(g, V_c);
break;
case 2:
System.out.println("PartialD2ColoringRows");
num_colors = ColorAlgs.PartialD2Coloring(g, V_r);
break;
case 3:
System.out.println("PartialD2ColoringRestrictedCols");
num_colors = ColorAlgs.PartialD2ColoringRestricted(g, V_c);
break;
case 4:
System.out.println("PartialD2ColoringRestrictedRows");
num_colors = ColorAlgs.PartialD2ColoringRestricted(g, V_r);
break;
case 5:
System.out.println("StarBicoloringScheme");
num_colors = ColorAlgs.StarBicoloringScheme(g, V_r, V_c, Mode, Mode2);
break;
case 6:
System.out.println("StarBicoloringSchemeRestricted " + V_r.size() + " " + V_c.size());
num_colors = ColorAlgs.StarBicoloringSchemeRestricted(g, V_r, V_c, Mode, Mode2);
break;
case 7:
System.out.println("StarBicoloringSchemeDynamicOrdering");
num_colors =
ColorAlgs.StarBicoloringSchemeDynamicOrdering(g, V_r, V_c, Mode, Ordering, Mode2);
break;
case 8:
System.out.println("StarBicoloringSchemeCombinedVertexCoverColoring");
num_colors = ColorAlgs.StarBicoloringSchemeCombinedVertexCoverColoring(g, V_r, V_c, Mode);
break;
case 9:
System.out.println("StarBicoloringSchemeDynamicOrderingRestricted");
num_colors =
ColorAlgs.StarBicoloringSchemeDynamicOrderingRestricted(
g, V_r, V_c, Mode, Ordering, Mode2);
break;
case 10:
System.out.println("StarBicoloringSchemeCombinedVertexCoverColoringRestricted");
num_colors =
ColorAlgs.StarBicoloringSchemeCombinedVertexCoverColoringRestricted(g, V_r, V_c, Mode);
break;
}
return num_colors;
}