Update ContractServiceImpl.java

src/main/java/common/service/impl/ContractServiceImpl.java

@@ -611,7 +611,7 @@ public class ContractServiceImpl implements ContractService {
 
         Contract contract = contractRepository.findOne(resource.getId());
         if (!contract.getContractCode().equals(resource.getContractCode())) {
-            Contract contractExist = contractRepository.findByCode(resource.getContractCode());
+            Contract contractExist = contractRepository.findByCode(resource.getContractCode().trim());
             if (contractExist != null) {
                 // 合同编号已存在
                 contractExist = new Contract();