ajaxviewmodel.java

来自「dorado 展现中间件是一款企业级的商用AJAX平台软件」· Java 代码 · 共 44 行

package sample.skills.other;

import com.bstek.dorado.data.ParameterSet;
import com.bstek.dorado.view.DefaultViewModel;

/**
 * AJAXViewModel
 */
public class AJAXViewModel
    extends DefaultViewModel {
  public void multiply(ParameterSet parameters, ParameterSet outParameters)
      throws Exception {
    float num1 = parameters.getFloat("num1");
    float num2 = parameters.getFloat("num2");
    float num3 = num1 * num2;
    outParameters.setFloat("num3", num3);
  }

  public void divide(ParameterSet parameters, ParameterSet outParameters)
      throws Exception {
    float num1 = parameters.getFloat("num1");
    float num2 = parameters.getFloat("num2");
    if (num2 == 0) {
      throw new IllegalArgumentException("除数不能为零！");
    }

    float num3 = num1 / num2;
    outParameters.setFloat("num3", num3);
  }

  public void getSystemInfo(ParameterSet parameters, ParameterSet outParameters)
      throws Exception {
    Runtime runtime = Runtime.getRuntime();
    outParameters.setLong("freeMemory", runtime.freeMemory());
    outParameters.setLong("totalMemory", runtime.totalMemory());
  }

  public void heavyOperation(ParameterSet parameters,
                             ParameterSet outParameters)
      throws Exception {
    Thread.sleep(3000);
  }
}