src/com/action/ChangesAction.java

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package com.action;

import java.util.ArrayList;
import java.util.HashMap;
import java.util.List;
import java.util.Map;
import java.util.UUID;

import com.business.ChangesBusiness;
import com.business.ClazzBusiness;
import com.entity.ChangesEntity;
import com.entity.ClazzEntity;
import com.opensymphony.xwork2.ActionContext;
import com.opensymphony.xwork2.ActionSupport;

public class ChangesAction extends ActionSupport {
	private static final long serialVersionUID = 1L;
	private ChangesEntity changes;
	private List<ChangesEntity> list;
	private ChangesBusiness changesBusiness;
	private ClazzBusiness clazzBusiness;
	private int pageNumber;
	private int maxPage;
	private String html;
	private String number;
	private String id;
	private String name;
	private String cond;
	private Map<String, Object> map = new HashMap<String, Object>();

	public String createChanges() {
		List<ClazzEntity> clazzList = this.clazzBusiness.show();
		this.map.put("clazzList", clazzList);
		return SUCCESS;
	}

	public String addChanges() {
		this.changes.setChangesid(UUID.randomUUID().toString());
		this.changesBusiness.save(this.changes);
		return SUCCESS;
	}

	public String deleteChanges() {
		try {
			this.changesBusiness.delete(changes);
		} catch (Exception e) {
			this.map.put("msg", "存在关联项 不能删除");
		}
		return SUCCESS;
	}

	public String updateChanges() {
		this.changesBusiness.update(changes);
		return SUCCESS;
	}

	public String getAllChanges() {
		this.list = new ArrayList<ChangesEntity>();
		List<ChangesEntity> tempList = new ArrayList<ChangesEntity>();
		tempList = this.changesBusiness.show();