savingaccount.java

来自「通过图形用户界面输入一句话」· Java 代码 · 共 43 行

/**
 * 
 */
package com.hp.gdcc.training.homework39;

/**
 * @author yanshuo
 * 
 */
public class SavingAccount extends Account {
	/**
	 * 构造方法
	 * 
	 * @param id
	 * @param password
	 * @param name
	 * @param personId
	 * @param email
	 * @param accountType
	 */
	public SavingAccount(long id, String password,
			String name, String personId, String email, int accountType) {
		super(id, password, name, personId, email, accountType);
	}

	/**
	 * 取款方法
	 * 
	 * @param withdrawAmount
	 * @return boolean(true:取款成功; false:取款失败;)
	 */
	public boolean withdraw(double withdrawAmount) {
		double balance = this.getBalance();
		double balanceAfterWithdraw = balance - withdrawAmount;
		if (balanceAfterWithdraw >= 0) {
			this.setBalance(balanceAfterWithdraw);
			return true;
		} else {
			return false;
		}
	}
}