diff --git a/ess/ess-server/src/main/java/cn/axzo/nanopart/ess/server/ess/ContractManager.java b/ess/ess-server/src/main/java/cn/axzo/nanopart/ess/server/ess/ContractManager.java
index 8f015fce..49beac93 100644
--- a/ess/ess-server/src/main/java/cn/axzo/nanopart/ess/server/ess/ContractManager.java
+++ b/ess/ess-server/src/main/java/cn/axzo/nanopart/ess/server/ess/ContractManager.java
@@ -64,8 +64,11 @@ public class ContractManager {
 			List<String> essFileIds = essClient.uploadDocument(superAdmin, request.getByFile().getBase64Files());
 			ChannelCreateFlowByFilesResponse essResponse = essClient.createContractByFile(superAdmin, essFileIds,
 				request.getByFile(), JsonObjectAsString.create().put(CONTRACT_ID, contract.getId()).toString());
-			List<String> essRecipientIds = Arrays.stream(essResponse.getApprovers()).map(
-				ApproverItem::getRecipientId).collect(toList());
+			// @formatter:off
+			List<String> essRecipientIds = Arrays.stream(essResponse.getApprovers())
+					.map(ApproverItem::getRecipientId)
+					.collect(toList());
+			// @formatter:on
 			for (int i = 0; i < contract.approverSize(); i++)
 				contract.getApprover(i).setEssRecipientId(essRecipientIds.get(i));
 			essContractDao.setEssContractCreated(contract.getId(), essResponse.getFlowId(), essFileIds,
diff --git a/ess/ess-server/src/main/java/cn/axzo/nanopart/ess/server/ess/controller/CallbackController.java b/ess/ess-server/src/main/java/cn/axzo/nanopart/ess/server/ess/controller/CallbackController.java
index 88451612..9d43c857 100644
--- a/ess/ess-server/src/main/java/cn/axzo/nanopart/ess/server/ess/controller/CallbackController.java
+++ b/ess/ess-server/src/main/java/cn/axzo/nanopart/ess/server/ess/controller/CallbackController.java
@@ -257,7 +257,11 @@ class CallbackController implements EssCallbackApi, InitializingBean {
 		final String msgType;
 
 		static Optional<CallbackType> parse(String msgType) {
-			return Arrays.stream(CallbackType.values()).filter(type -> type.msgType.equals(msgType)).findFirst();
+			// @formatter:off
+			return Arrays.stream(CallbackType.values())
+					.filter(type -> type.msgType.equals(msgType))
+					.findFirst();
+			// @formatter:on
 		}
 
 	}