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package m.example.simpleservice;

import csip.ModelDataService;
import javax.ws.rs.Path;
import csip.annotations.*;

@Name("Rosenbrock ")
@VersionInfo("$Id$")
@Path("m/rosen/1.0")
public class RosenV1 extends ModelDataService {

  @Override
  protected void doProcess() throws Exception {
    double x0 = parameter().getDouble("x0");
    double x1 = parameter().getDouble("x1");
    results().put("rb", f(x0, x1));
  }

  double f(double x0, double x1) {
    double ex = Math.pow(x0, 2);
    double a = Math.pow(1 - x0, 2);
    double b = Math.pow(x1 - ex, 2);
    return a + (100 * b);
  }
}