producttypedao.java

Struts数据库项目中的一个实例

package com.relationinfo.dao;

import java.util.List;

import com.relationinfo.model.Producttype;

public interface ProducttypeDAO extends DAO {

    /**
     * Retrieves all of the producttypes
     */
    public List getProducttypes(Producttype producttype);

    /**
     * Gets producttype's information based on primary key. An
     * ObjectRetrievalFailureException Runtime Exception is thrown if 
     * nothing is found.
     * 
     * @param producttypecode the producttype's producttypecode
     * @return producttype populated producttype object
     */
    public Producttype getProducttype(final String producttypecode);

    /**
     * Saves a producttype's information
     * @param producttype the object to be saved
     */	
    public void saveProducttype(Producttype producttype);

	/**
     * Removes a producttype from the database by producttypecode
     * @param producttypecode the producttype's producttypecode
     */
    public void removeProducttype(final String producttypecode);
}