searchform.java

迷你人事管理系统

package com.jamesholmes.minihr;

import java.util.List;

import javax.servlet.http.HttpServletRequest;

import org.apache.struts.action.ActionErrors;
import org.apache.struts.action.ActionForm;
import org.apache.struts.action.ActionMapping;
import org.apache.struts.action.ActionMessage;

public class SearchForm extends ActionForm
{
  private String name = null;
  private String ssNum = null;
  private List results = null;

  public void setName(String name) {
    this.name = name;
  }

  public String getName() {
    return name;
  }

  public void setSsNum(String ssNum) {
    this.ssNum = ssNum;
  }

  public String getSsNum() {
    return ssNum;
  }

  public void setResults(List results) {
    this.results = results;
  }

  public List getResults() {
    return results;
  }

  // Reset form fields.
  public void reset(ActionMapping mapping, HttpServletRequest request)
  {
    name = null;
    ssNum = null;
    results = null;
  }

  // Validate form data.
  public ActionErrors validate(ActionMapping mapping,
    HttpServletRequest request)
  {
    ActionErrors errors = new ActionErrors();

    boolean nameEntered = false;
    boolean ssNumEntered = false;

    // Determine if name has been entered.
    if (name != null && name.length() > 0) {
      nameEntered = true;
    }

    // Determine if social security number has been entered.
    if (ssNum != null && ssNum.length() > 0) {
      ssNumEntered = true;
    }

    /* Validate that either name or social security number
       has been entered. */
    if (!nameEntered && !ssNumEntered) {
      errors.add(null,
        new ActionMessage("error.search.criteria.missing"));
    }

    /* Validate format of social security number if
       it has been entered. */
    if (ssNumEntered && !isValidSsNum(ssNum.trim())) {
      errors.add("ssNum",
        new ActionMessage("error.search.ssNum.invalid"));
    }

    return errors;
  }

  // Validate format of social security number.
  private static boolean isValidSsNum(String ssNum) {
    if (ssNum.length() < 11) {
      return false;
    }

    for (int i = 0; i < 11; i++) {
      if (i == 3 || i == 6) {
        if (ssNum.charAt(i) != '-') {
          return false;
        }
      } else if ("0123456789".indexOf(ssNum.charAt(i)) == -1) {
        return false;
      }
    }

    return true;
  }
}