getcustomercommand.java

来自「this is a trade sale system realized by 」· Java 代码 · 共 22 行

package trader.nw;
import java.io.*;
import trader.*;

public class GetCustomerCommand extends Command {
  String id;

  /** Creates new GetCustomerCommand */
  public GetCustomerCommand(String ssn) {
    this.id = ssn;
  }

  public void execute(BrokerModel broker) {
    try {
      result = broker.getCustomer(id);
      System.out.println("GetCustomerCommand.execute " + result);
    }
    catch (Exception ex) {
      this.excep = ex;
    }
  }
}