package cn.study.concurrency.ch10;

public class Account {
    private String staffAccount;    //账号
    private String passWord;    //密码
    private int balance; //账户余额
    
    public Account(int money) {
        this.balance = money;
    }
    
    public String getStaffAccount() {
        return staffAccount;
    }
    public void setStaffAccount(String staffAccount) {
        this.staffAccount = staffAccount;
    }
    public String getPassWord() {
        return passWord;
    }
    public void setPassWord(String passWord) {
        this.passWord = passWord;
    }
    
    public void debit(int amount)
    {
        System.out.println("转出账户：" + amount);
    }
    
    public void credit(int amount)
    {
        System.out.println("转入账户：" + amount);
    }
    public int getBalance() {
        return balance;
    }
    public void setBalance(int balance) {
        this.balance = balance;
    }
    
}

package cn.study.concurrency.ch10;

import java.util.concurrent.ExecutorService;
import java.util.concurrent.Executors;

import javax.naming.InsufficientResourcesException;

/**
 * 通过制定确定的锁顺序来避免死锁
 * @author xiaof
 *
 */
public class DeathLock {
    public void transferMoney(Account fromAccount, Account toAccount, int amount) throws InsufficientResourcesException
    {
        synchronized(fromAccount)
        {
            synchronized(toAccount)
            {
                //按参数的顺序上锁，这个依据参数的调用方法的顺序
                if(fromAccount.getBalance() <p>测试结果：</p><p><img src="https://img.php.cn//upload/image/696/477/691/1479361113752175.png?x-oss-process=image/resize,p_40" title="1479361113752175.png" alt="QQ图片20161117104700.png"></p><div class="aritcle_card flexRow artxards">
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