CPLEX Java -获取IloNumExpr和数字之间的最小值

import ilog.concert.*;
import ilog.cplex.*;

public class CplexExample {
    public static void main(String[] args) {
        try {
            IloCplex cplex = new IloCplex();
            
            // 创建变量
            IloNumVar x = cplex.numVar(0, Double.MAX_VALUE, "x");
            IloNumVar y = cplex.numVar(0, Double.MAX_VALUE, "y");
            
            // 创建目标函数
            IloNumExpr objective = cplex.sum(cplex.prod(2, x), cplex.prod(3, y));
            cplex.addMinimize(objective);
            
            // 设置约束条件
            cplex.addGe(cplex.sum(cplex.prod(1, x), cplex.prod(1, y)), 1);
            
            // 求解
            if (cplex.solve()) {
                System.out.println("Objective value = " + cplex.getObjValue());
                System.out.println("x = " + cplex.getValue(x));
                System.out.println("y = " + cplex.getValue(y));
            } else {
                System.out.println("No solution found");
            }
            
            cplex.end();
        } catch (IloException e) {
            e.printStackTrace();
        }
    }
}