searchgene.java

个人网上银行系统

/*
 * Created on 2005-7-26
 *
 */
package banksystem.business;

/**
 * @author 曲本盛
 *
 * TODO Struts 项目实践
 */
import banksystem.Constants;
public class SearchGene {
	protected String accountID = null;
	protected String startDate = null;
	protected String endDate = null;
	protected String userType = null;
	protected String action = null;

	public SearchGene(){}
	
	public void setAction(String action){
		this.action=action;
	}
	public void setUserType(String userType){
		this.userType=userType;
	}
	/**
	 * @return Returns the accountID.
	 */
	public String getAccountID() {
		return accountID;
	}
	/**
	 * @param accountID The accountID to set.
	 */
	public void setAccountID(String accountID) {
		this.accountID = accountID;
	}
	/**
	 * @return Returns the endDate.
	 */
	public String getEndDate() {
		return endDate;
	}
	/**
	 * @param endDate The endDate to set.
	 */
	public void setEndDate(String endDate) {
		this.endDate = endDate;
	}
	/**
	 * @return Returns the startDate.
	 */
	public String getStartDate() {
		return startDate;
	}
	/**
	 * @param startDate The startDate to set.
	 */
	public void setStartDate(String startDate) {
		this.startDate = startDate;
	}
	/**
	 * @return String 返回用户登录时的Where子句。
	 */
	//得到登录查询条件
	public String getLoginWhereStr(){
		StringBuffer temp = new StringBuffer(" WHERE ");
		temp.append("AccountID='");
		temp.append(this.accountID);
		temp.append("'");	
		if("admin".equals(this.userType)){
			temp.append(" and UserType='1'");
		}
		else{
			temp.append(" and UserType='0'");
		}
		temp.append(" and Status != '2' ");
		return temp.toString();
	}
	/**
	 * @return String 返回交易查询时的Where子句。
	 */
	//得到交易查询条件
	public String getTradeWhereStr(){
		StringBuffer temp = new StringBuffer(" WHERE ");
		temp.append(Constants.SQL_COLUMNNAME_ACCOUNTID);
		temp.append("=");
		temp.append("'");
		temp.append(this.accountID);
		temp.append("'");
		if(this.startDate!=null&&this.endDate!=null){
			temp.append(" and ");
			temp.append(Constants.SQL_COLUMNNAME_TRADEDATE);
			temp.append(">='");
			temp.append(this.startDate);
			temp.append("' and ");
			temp.append(Constants.SQL_COLUMNNAME_TRADEDATE);
			temp.append("<='");
			temp.append(this.endDate);
			temp.append("'");
		}
		return temp.toString();
	}
	/**
	 * @return String 返回管理员进行用户查询时的Where子句。
	 */
	//得到查询所有客户信息的条件
	public String getCustomerWhereStr(){
		return " WHERE UserType='0'";
	}
	/**
	 * @return String 返回管理员进行帐户冻结时的Where子句。
	 */
	//得到冻结解冻操作的更新字符串
	public String getFreezedUpdateStr() throws Exception{
		StringBuffer temp = new StringBuffer(" UPDATE Customer ");
		if("freezed".equals(this.action)){
			temp.append(" set Status = '0'");
		}
		else if("thaw".equals(this.action)){
			temp.append(" set Status = '1' ");
		}
		else if("logout".equals(this.action)){
			temp.append(" set Status = '2' ");
		}
		else{
			throw new Exception("errors.InvalidInput");
		}
		temp.append("WHERE AccountID ='");
		temp.append(this.accountID);
		temp.append("'");
		temp.append(" and UserType='0' ");
		return temp.toString();
	}
	public static void main(String arge[]){
		SearchGene temp = new SearchGene();
		System.out.println(temp.getTradeWhereStr());
	}
}