src/com/ccit/action/NewsAction.java

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package com.ccit.action;

import java.util.*;
import com.ccit.model.News;
import com.ccit.manager.*;
import com.opensymphony.xwork2.*;

@SuppressWarnings({ "unchecked", "serial" })
public class NewsAction extends ActionSupport {
	private String errMsg;
	private String field;
	private String fieldValue;
	private ObjectManager objectManager;

	private News util;
	private List<News> list;
	public String saveOrUpdateObject() throws Exception {
		if (null != util && 0 == util.getId()) {
			String sql = "from News where s_0 = '" + util.getS_0() + "'";
			List list = objectManager.getUtil(sql);
			if (null != list && list.size() > 0) {
				errMsg = "该信息已存在";
				return "saveOrUpdate";
			}
		}
		objectManager.saveOrUpdateObject(util);
		util = null;
		errMsg = null;
		return getAllUtil();
	}
	public String deleteUtil() throws Exception{
		objectManager.deleteObject(util);
		util = null;
		return getAllUtil();
	}

	public String selectUtil() throws Exception{
		util = (News) objectManager.getObject(new News(), util.getId());
		errMsg = null;
		return "saveOrUpdate";
	}

	public String getAllUtil() throws Exception{
		StringBuilder _sql = new StringBuilder();
		_sql.append(" from News ");
		if (null != field && field.trim().length() > 0) {
			String _Str = new String(fieldValue.getBytes("iso-8859-1"), "utf-8");
			_sql.append(" where " + field + " like '%" + _Str + "%'");
		}
		list = objectManager.getUtil(_sql.toString());
		errMsg = null;
		return "find";
	}

	public News getUtil() {
		return util;
	}

	public void setUtil(News util) {
		this.util = util;