datetimestag.java

天乙社区6.0是一套基于JAVA技术的网络虚拟社区

package com.laoer.bbscs.web.tag;

import javax.servlet.jsp.tagext.TagSupport;
import javax.servlet.jsp.JspException;
import javax.servlet.jsp.*;
import javax.servlet.http.*;
import java.util.*;
import java.text.*;
import org.apache.struts.util.RequestUtils;
import org.apache.struts.util.ResponseUtils;
import com.laoer.bbscs.web.servlet.*;
import org.springframework.web.context.WebApplicationContext;
import org.springframework.web.context.support.WebApplicationContextUtils;

/**
 * <p>Title: TianYi BBS</p>
 * <p>Description: TianYi BBS System</p>
 * <p>Copyright: Copyright (c) 2004</p>
 * <p>Company: LAOER.COM/TIANYISOFT.NET</p>
 * @author laoer
 * @version 6.0
 */

public class DateTimesTag
    extends TagSupport {

  private long longTime = 0;
  private String style = null;
  private String name = null;
  private String scope = null;
  private String property = null;
  private String userCheck = null;

  public DateTimesTag() {
  }

  public long getLongTime() {
    return longTime;
  }

  public void setLongTime(long longTime) {
    this.longTime = longTime;
  }

  public String getStyle() {
    return style;
  }

  public void setStyle(String style) {
    this.style = style;
  }

  public String getName() {
    return name;
  }

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

  public String getScope() {
    return scope;
  }

  public void setScope(String scope) {
    this.scope = scope;
  }

  public String getProperty() {
    return property;
  }

  public void setProperty(String property) {
    this.property = property;
  }

  public int doStartTag() throws JspException {
    return (SKIP_BODY);
  }

  public int doEndTag() throws JspException {
    if (style == null || style.length() == 0) {
      style = "yyyy-MM-dd HH:mm:ss";
    }

    SimpleDateFormat formatter = new SimpleDateFormat(style);
    //if (longTime == 0) {
    if (name != null && property != null) {
      Object value =
          RequestUtils.lookup(pageContext, name, property, scope);
      if (value == null) {
        return (SKIP_BODY); // Nothing to output
      }
      else {
        longTime = ( (Long) value).longValue();
      }
    }
    else if (longTime == 0) {
      longTime = System.currentTimeMillis();
    }
    //}
    String output = "";
    if (userCheck != null) {
      UserCheck uc = (UserCheck) RequestUtils.lookup(pageContext, userCheck,
          scope);
      if (uc == null) {
        HttpServletRequest request = (HttpServletRequest) pageContext.
            getRequest();
        HttpServletResponse response = (HttpServletResponse) pageContext.
            getResponse();
        /*
        WebApplicationContext wac = WebApplicationContextUtils.
            getRequiredWebApplicationContext(pageContext.getServletContext());*/
        //uc = new UserCheck(request, response, wac);
        uc = new UserCheck(request, response);
      }
      Calendar c = Calendar.getInstance();
      c.setTimeInMillis(longTime);
      c.set(Calendar.MILLISECOND, 0);
      c.setTimeZone(TimeZone.getTimeZone(uc.getTimeZone()));

      output = formatter.format(c.getTime());
    }
    else {
      output = formatter.format(new java.util.Date(longTime));
    }
    /*
         if (userinfo != null) {
      Object value1 = RequestUtils.lookup(pageContext, userinfo, "request");
      UserInfo ui = (UserInfo) value1;
      if (ui == null || ui.getId() == null) {
        output = formatter.format(new java.util.Date(longTime));

      }
      else {
        HttpServletRequest request = (HttpServletRequest) pageContext.
            getRequest();
     Calendar c = Calendar.getInstance(TimeZone.getTimeZone(ui.getTimeZone()));
        c.setTimeInMillis(longTime);
        System.out.println(c);
        output = formatter.format(c.getTime());

      }
         }
         else {
      output = formatter.format(new java.util.Date(longTime));
         }*/
    //output = formatter.format(new java.util.Date(longTime));
    ResponseUtils.write(pageContext, output);
    return (SKIP_BODY);
  }

  public String getUserCheck() {
    return userCheck;
  }

  public void setUserCheck(String userCheck) {
    this.userCheck = userCheck;
  }

}