newsaction.java

来自「STRUTS数据库项目开发宝典」· Java 代码 · 共 80 行

package com.relationinfo.webapp.action;

import java.util.List;

import com.relationinfo.model.News;
import com.relationinfo.service.NewsManager;

public class NewsAction extends BaseAction {
    private News news;
    private List newss;
    private String newscode;
    private NewsManager newsManager;

    public void setNewscode(String newscode) {
        this.newscode = newscode;
    }

    public void setNewsManager(NewsManager manager) {
        this.newsManager = manager;
    }

    public News getNews() {
        return news;
    }

    public void setNews(News news) {
        this.news = news;
    }

    public String delete() {
        newsManager.removeNews(String.valueOf(news.getNewscode()));
        saveMessage(getText("news.deleted"));

        return SUCCESS;
    }

    public String edit() {
        if (newscode != null) {
            news = newsManager.getNews(newscode);
        } else {
            news = new News();
        }

        return SUCCESS;
    }

    public String save() throws Exception {
        if (cancel != null) {
            return "cancel";
        }

        if (delete != null) {
            return delete();
        }

        boolean isNew = (news.getNewscode() == null);

        newsManager.saveNews(news);

        String key = (isNew) ? "news.added" : "news.updated";
        saveMessage(getText(key));

        if (!isNew) {
            return INPUT;
        } else {
            return SUCCESS;
        }
    }

    public List getNewss() {
        return newss;
    }

    public String list() {
        newss = newsManager.getNewss(new News());

        return SUCCESS;
    }
}