永续合约核心类（暂不开源）：
CoinThumb.java
ContractOrderEntrustType.java   
ContractWallet.java
ContractCoin.java               
ContractOrderPattern.java       
KLine.java
ContractOrder.java              
ContractOrderStatus.java        
MemberContract.java
ContractOrderDirection.java     
ContractOrderType.java          
TradePlate.java
ContractOrderEntrust.java       
ContractTrade.java              
TradePlateItem.java
ContractOrderEntrustStatus.java 
ContractType.java

ContractCoinRepository.java         
ContractOrderRepository.java        
MemberContractDao.java
ContractOrderEntrustRepository.java 
ContractWalletDao.java

ContractCoinService.java         
ContractOrderService.java        
MemberContractService.java
ContractOrderEntrustService.java 
ContractWalletService.java

more...