本文整理汇总了Java中org.cpsolver.ifs.solver.Solver.start方法的典型用法代码示例。如果您正苦于以下问题:Java Solver.start方法的具体用法?Java Solver.start怎么用?Java Solver.start使用的例子?那么, 这里精选的方法代码示例或许可以为您提供帮助。您也可以进一步了解该方法所在类org.cpsolver.ifs.solver.Solver
的用法示例。
在下文中一共展示了Solver.start方法的2个代码示例,这些例子默认根据受欢迎程度排序。您可以为喜欢或者感觉有用的代码点赞,您的评价将有助于系统推荐出更棒的Java代码示例。
示例1: test
import org.cpsolver.ifs.solver.Solver; //导入方法依赖的package包/类
public static void test(DataProperties properties) {
try {
String inputFile = properties.getProperty("General.Input");
JobShopModel model = JobShopModel.loadModel(inputFile);
Solver<Operation, Location> s = new Solver<Operation, Location>(properties);
s.setInitalSolution(model);
s.start();
s.getSolverThread().join();
Solution<Operation, Location> best = s.currentSolution();
best.restoreBest();
sLogger.info("Best solution info:" + best.getInfo());
sLogger.info("Best solution:" + model.toString());
model.save(best.getAssignment(), properties.getProperty("General.Output") + File.separator + "solution.txt");
} catch (Exception e) {
e.printStackTrace();
}
}
示例2: main
import org.cpsolver.ifs.solver.Solver; //导入方法依赖的package包/类
/**
* run the test
* @param args program arguments
*/
public static void main(String[] args) {
org.apache.log4j.BasicConfigurator.configure();
int nrVariables = 25;
int nrValues = 12;
int nrConstraints = 198;
double tigtness = 0.25;
int nrAllPairs = nrValues * nrValues;
int nrCompatiblePairs = (int) ((1.0 - tigtness) * nrAllPairs);
long seed = System.currentTimeMillis();
System.out.println("CSP(" + nrVariables + "," + nrValues + "," + nrConstraints + "/"
+ ((nrVariables * (nrVariables - 1)) / 2) + "," + (nrAllPairs - nrCompatiblePairs) + "/" + nrAllPairs
+ ")");
org.cpsolver.ifs.util.DataProperties cfg = new org.cpsolver.ifs.util.DataProperties();
cfg.setProperty("Termination.Class", "org.cpsolver.ifs.termination.GeneralTerminationCondition");
cfg.setProperty("Termination.StopWhenComplete", "false");
cfg.setProperty("Termination.TimeOut", "60");
cfg.setProperty("Comparator.Class", "org.cpsolver.ifs.solution.GeneralSolutionComparator");
cfg.setProperty("Value.Class", "org.cpsolver.ifs.heuristics.GeneralValueSelection");
cfg.setProperty("Value.WeightConflicts", "1");
cfg.setProperty("Variable.Class", "org.cpsolver.ifs.heuristics.GeneralVariableSelection");
cfg.setProperty("Extensions.Classes", "org.cpsolver.ifs.extension.ConflictStatistics");
CSPModel model = new CSPModel(nrVariables, nrValues, nrConstraints, nrCompatiblePairs, seed);
Solver<CSPVariable, CSPValue> solver = new Solver<CSPVariable, CSPValue>(cfg);
solver.setInitalSolution(model);
solver.start();
try {
solver.getSolverThread().join();
} catch (InterruptedException e) {
}
Solution<CSPVariable, CSPValue> solution = solver.lastSolution();
solution.restoreBest();
System.out.println("Best solution found after " + solution.getBestTime() + " seconds ("
+ solution.getBestIteration() + " iterations).");
System.out.println("Number of assigned variables is " + solution.getAssignment().nrAssignedVariables());
System.out.println("Total value of the solution is " + solution.getModel().getTotalValue(solution.getAssignment()));
int idx = 1;
for (CSPVariable v : solution.getModel().variables()) {
CSPValue a = solution.getAssignment().getValue(v);
if (a != null)
System.out.println("Var" + (idx++) + "=" + a.toDouble());
}
}