diff --git a/app/src/main/java/com/linwankaifa/linwancunyi/util/ChatDoctorAdapter.java b/app/src/main/java/com/linwankaifa/linwancunyi/ui/adapter/ChatDoctorAdapter.java
similarity index 100%
rename from app/src/main/java/com/linwankaifa/linwancunyi/util/ChatDoctorAdapter.java
rename to app/src/main/java/com/linwankaifa/linwancunyi/ui/adapter/ChatDoctorAdapter.java
diff --git a/app/src/main/java/com/linwankaifa/linwancunyi/util/ChatPatientAdapter.java b/app/src/main/java/com/linwankaifa/linwancunyi/ui/adapter/ChatPatientAdapter.java
similarity index 100%
rename from app/src/main/java/com/linwankaifa/linwancunyi/util/ChatPatientAdapter.java
rename to app/src/main/java/com/linwankaifa/linwancunyi/ui/adapter/ChatPatientAdapter.java
diff --git a/app/src/main/java/com/linwankaifa/linwancunyi/util/doctorAdapter.java b/app/src/main/java/com/linwankaifa/linwancunyi/ui/adapter/DoctorAdapter.java
similarity index 100%
rename from app/src/main/java/com/linwankaifa/linwancunyi/util/doctorAdapter.java
rename to app/src/main/java/com/linwankaifa/linwancunyi/ui/adapter/DoctorAdapter.java
diff --git a/app/src/main/java/com/linwankaifa/linwancunyi/util/DoctorMsgAdapter.java b/app/src/main/java/com/linwankaifa/linwancunyi/ui/adapter/DoctorMsgAdapter.java
similarity index 100%
rename from app/src/main/java/com/linwankaifa/linwancunyi/util/DoctorMsgAdapter.java
rename to app/src/main/java/com/linwankaifa/linwancunyi/ui/adapter/DoctorMsgAdapter.java
diff --git a/app/src/main/java/com/linwankaifa/linwancunyi/controller/Adapter/FragmentAdapter.java b/app/src/main/java/com/linwankaifa/linwancunyi/ui/adapter/FragmentAdapter.java
similarity index 100%
rename from app/src/main/java/com/linwankaifa/linwancunyi/controller/Adapter/FragmentAdapter.java
rename to app/src/main/java/com/linwankaifa/linwancunyi/ui/adapter/FragmentAdapter.java
diff --git a/app/src/main/java/com/linwankaifa/linwancunyi/util/huatiAdapter.java b/app/src/main/java/com/linwankaifa/linwancunyi/ui/adapter/HuatiAdapter.java
similarity index 100%
rename from app/src/main/java/com/linwankaifa/linwancunyi/util/huatiAdapter.java
rename to app/src/main/java/com/linwankaifa/linwancunyi/ui/adapter/HuatiAdapter.java
diff --git a/app/src/main/java/com/linwankaifa/linwancunyi/util/patientAdapter.java b/app/src/main/java/com/linwankaifa/linwancunyi/ui/adapter/PatientAdapter.java
similarity index 100%
rename from app/src/main/java/com/linwankaifa/linwancunyi/util/patientAdapter.java
rename to app/src/main/java/com/linwankaifa/linwancunyi/ui/adapter/PatientAdapter.java
diff --git a/app/src/main/java/com/linwankaifa/linwancunyi/util/PatientMsgAdapter.java b/app/src/main/java/com/linwankaifa/linwancunyi/ui/adapter/PatientMsgAdapter.java
similarity index 100%
rename from app/src/main/java/com/linwankaifa/linwancunyi/util/PatientMsgAdapter.java
rename to app/src/main/java/com/linwankaifa/linwancunyi/ui/adapter/PatientMsgAdapter.java
diff --git a/app/src/main/java/com/linwankaifa/linwancunyi/util/symptomaticAdapter.java b/app/src/main/java/com/linwankaifa/linwancunyi/ui/adapter/SymptomaticAdapter.java
similarity index 100%
rename from app/src/main/java/com/linwankaifa/linwancunyi/util/symptomaticAdapter.java
rename to app/src/main/java/com/linwankaifa/linwancunyi/ui/adapter/SymptomaticAdapter.java
diff --git a/app/src/main/java/com/linwankaifa/linwancunyi/util/symptomaticsiteAdapter.java b/app/src/main/java/com/linwankaifa/linwancunyi/ui/adapter/SymptomaticsiteAdapter.java
similarity index 100%
rename from app/src/main/java/com/linwankaifa/linwancunyi/util/symptomaticsiteAdapter.java
rename to app/src/main/java/com/linwankaifa/linwancunyi/ui/adapter/SymptomaticsiteAdapter.java
diff --git a/app/src/main/java/com/linwankaifa/linwancunyi/ui/back/add_hospital.java b/app/src/main/java/com/linwankaifa/linwancunyi/ui/back/BackAddHospital.java
similarity index 100%
rename from app/src/main/java/com/linwankaifa/linwancunyi/ui/back/add_hospital.java
rename to app/src/main/java/com/linwankaifa/linwancunyi/ui/back/BackAddHospital.java
diff --git a/app/src/main/java/com/linwankaifa/linwancunyi/ui/back/add_huati.java b/app/src/main/java/com/linwankaifa/linwancunyi/ui/back/BackAddHuati.java
similarity index 100%
rename from app/src/main/java/com/linwankaifa/linwancunyi/ui/back/add_huati.java
rename to app/src/main/java/com/linwankaifa/linwancunyi/ui/back/BackAddHuati.java
diff --git a/app/src/main/java/com/linwankaifa/linwancunyi/ui/back/Doctor_info.java b/app/src/main/java/com/linwankaifa/linwancunyi/ui/back/BackDoctorInfo.java
similarity index 71%
rename from app/src/main/java/com/linwankaifa/linwancunyi/ui/back/Doctor_info.java
rename to app/src/main/java/com/linwankaifa/linwancunyi/ui/back/BackDoctorInfo.java
index 8a3e5ed2edd7b9fc701c46e379341d4520d0ab59..1ddf267e65f661f8acb5591ba918b742bdcd7bf1 100644
--- a/app/src/main/java/com/linwankaifa/linwancunyi/ui/back/Doctor_info.java
+++ b/app/src/main/java/com/linwankaifa/linwancunyi/ui/back/BackDoctorInfo.java
@@ -6,7 +6,7 @@ import android.view.View;
 import android.widget.TextView;
 
 import com.linwankaifa.linwancunyi.R;
-import com.linwankaifa.linwancunyi.helper.Data_whole;
+import com.linwankaifa.linwancunyi.util.Data_whole;
 
 public class Doctor_info extends AppCompatActivity {
 
@@ -21,11 +21,11 @@ public class Doctor_info extends AppCompatActivity {
         super.onCreate(savedInstanceState);
         setContentView(R.layout.activity_doctor_info);
 
-        tvName = (TextView)findViewById(R.id.back_doctor_name);
-        tvAge = (TextView)findViewById(R.id.back_doctor_age);
-        tvSex = (TextView)findViewById(R.id.back_doctor_sex);
-        tvDepartment = (TextView)findViewById(R.id.back_doctor_department);
-        tvPosition = (TextView)findViewById(R.id.back_doctor_position);
+        tvName = (TextView) findViewById(R.id.back_doctor_name);
+        tvAge = (TextView) findViewById(R.id.back_doctor_age);
+        tvSex = (TextView) findViewById(R.id.back_doctor_sex);
+        tvDepartment = (TextView) findViewById(R.id.back_doctor_department);
+        tvPosition = (TextView) findViewById(R.id.back_doctor_position);
 
         tvName.setText(Data_whole.getDoctorBean().getDoctorname());
         tvAge.setText(String.valueOf(Data_whole.getDoctorBean().getDoctorage()));
diff --git a/app/src/main/java/com/linwankaifa/linwancunyi/ui/back/doctor_list.java b/app/src/main/java/com/linwankaifa/linwancunyi/ui/back/BackDoctorList.java
similarity index 97%
rename from app/src/main/java/com/linwankaifa/linwancunyi/ui/back/doctor_list.java
rename to app/src/main/java/com/linwankaifa/linwancunyi/ui/back/BackDoctorList.java
index 66d3fe3b0746443c628b4880480d0486694cacfd..b5b3a754bf3d79c96c9dc8a7a8f1b5fe8bdc4c90 100644
--- a/app/src/main/java/com/linwankaifa/linwancunyi/ui/back/doctor_list.java
+++ b/app/src/main/java/com/linwankaifa/linwancunyi/ui/back/BackDoctorList.java
@@ -12,9 +12,9 @@ import android.widget.Toast;
 
 import com.linwankaifa.linwancunyi.R;
 import com.linwankaifa.linwancunyi.bean.DoctorBean;
-import com.linwankaifa.linwancunyi.helper.Data_whole;
+import com.linwankaifa.linwancunyi.ui.Adapter.doctorAdapter;
+import com.linwankaifa.linwancunyi.util.Data_whole;
 import com.linwankaifa.linwancunyi.util.JsonTransformation;
-import com.linwankaifa.linwancunyi.util.doctorAdapter;
 
 import java.io.IOException;
 import java.lang.reflect.Field;
diff --git a/app/src/main/java/com/linwankaifa/linwancunyi/ui/back/Patient_info.java b/app/src/main/java/com/linwankaifa/linwancunyi/ui/back/BackPatientInfo.java
similarity index 93%
rename from app/src/main/java/com/linwankaifa/linwancunyi/ui/back/Patient_info.java
rename to app/src/main/java/com/linwankaifa/linwancunyi/ui/back/BackPatientInfo.java
index 52fb53d20523fa7799df68dded69a79717391d60..fec36e39e5885d707a55bd58b87d3b935f968ade 100644
--- a/app/src/main/java/com/linwankaifa/linwancunyi/ui/back/Patient_info.java
+++ b/app/src/main/java/com/linwankaifa/linwancunyi/ui/back/BackPatientInfo.java
@@ -8,7 +8,7 @@ import android.widget.TextView;
 
 import com.linwankaifa.linwancunyi.R;
 import com.linwankaifa.linwancunyi.bean.PatientBean;
-import com.linwankaifa.linwancunyi.helper.Data_whole;
+import com.linwankaifa.linwancunyi.util.Data_whole;
 
 public class Patient_info extends AppCompatActivity {
     TextView patient_name;
@@ -20,12 +20,13 @@ public class Patient_info extends AppCompatActivity {
     TextView patient_birthday;
     String SHAREDPREFERENCES_NAME = "shared.xml";
     SharedPreferences preferences;
+
     @Override
     protected void onCreate(Bundle savedInstanceState) {
         super.onCreate(savedInstanceState);
         setContentView(R.layout.activity_patient_info);
         patient_name = (TextView) findViewById(R.id.patient_name);
-        patient_petname= (TextView) findViewById(R.id.patient_petname);
+        patient_petname = (TextView) findViewById(R.id.patient_petname);
         patient_accountnumber = (TextView) findViewById(R.id.patient_accountnumber);
         patient_sex = (TextView) findViewById(R.id.patient_sex);
         patient_age = (TextView) findViewById(R.id.patient_age);
diff --git a/app/src/main/java/com/linwankaifa/linwancunyi/ui/back/patient_list.java b/app/src/main/java/com/linwankaifa/linwancunyi/ui/back/BackPatientList.java
similarity index 98%
rename from app/src/main/java/com/linwankaifa/linwancunyi/ui/back/patient_list.java
rename to app/src/main/java/com/linwankaifa/linwancunyi/ui/back/BackPatientList.java
index fba3b6488e323cb1ed195b8f3eec536831df76c0..ea0457e99a7c9b5522dd56ed904e532869d1c8bc 100644
--- a/app/src/main/java/com/linwankaifa/linwancunyi/ui/back/patient_list.java
+++ b/app/src/main/java/com/linwankaifa/linwancunyi/ui/back/BackPatientList.java
@@ -12,9 +12,9 @@ import android.widget.Toast;
 
 import com.linwankaifa.linwancunyi.R;
 import com.linwankaifa.linwancunyi.bean.PatientBean;
-import com.linwankaifa.linwancunyi.helper.Data_whole;
+import com.linwankaifa.linwancunyi.ui.Adapter.patientAdapter;
+import com.linwankaifa.linwancunyi.util.Data_whole;
 import com.linwankaifa.linwancunyi.util.JsonTransformation;
-import com.linwankaifa.linwancunyi.util.patientAdapter;
 
 import java.io.IOException;
 import java.lang.reflect.Field;
diff --git a/app/src/main/java/com/linwankaifa/linwancunyi/ui/back/Statistical_information.java b/app/src/main/java/com/linwankaifa/linwancunyi/ui/back/BackStatisticalInformation.java
similarity index 100%
rename from app/src/main/java/com/linwankaifa/linwancunyi/ui/back/Statistical_information.java
rename to app/src/main/java/com/linwankaifa/linwancunyi/ui/back/BackStatisticalInformation.java
diff --git a/app/src/main/java/com/linwankaifa/linwancunyi/ui/login/log_in.java b/app/src/main/java/com/linwankaifa/linwancunyi/ui/login/Login.java
similarity index 98%
rename from app/src/main/java/com/linwankaifa/linwancunyi/ui/login/log_in.java
rename to app/src/main/java/com/linwankaifa/linwancunyi/ui/login/Login.java
index 50e6524a56c423d41d092f8dc5f2e3a4cb49ab15..2fad67c43b4fda990d4857cd0632e1029a03b95a 100644
--- a/app/src/main/java/com/linwankaifa/linwancunyi/ui/login/log_in.java
+++ b/app/src/main/java/com/linwankaifa/linwancunyi/ui/login/Login.java
@@ -16,12 +16,12 @@ import com.linwankaifa.linwancunyi.bean.DoctorBean;
 import com.linwankaifa.linwancunyi.bean.ManagerBean;
 import com.linwankaifa.linwancunyi.bean.PatientBean;
 import com.linwankaifa.linwancunyi.bean.TokenCharactor;
-import com.linwankaifa.linwancunyi.helper.Data_whole;
-import com.linwankaifa.linwancunyi.helper.Md5Util;
 import com.linwankaifa.linwancunyi.ui.back.BackstageFunction;
 import com.linwankaifa.linwancunyi.ui.doctor.DoctorFunction;
 import com.linwankaifa.linwancunyi.ui.patient.PatientMain;
+import com.linwankaifa.linwancunyi.util.Data_whole;
 import com.linwankaifa.linwancunyi.util.JsonTransformation;
+import com.linwankaifa.linwancunyi.util.Md5Util;
 
 import java.io.IOException;
 
diff --git a/app/src/main/java/com/linwankaifa/linwancunyi/ui/login/choosecharcater.java b/app/src/main/java/com/linwankaifa/linwancunyi/ui/login/LoginChooseCharcater.java
similarity index 99%
rename from app/src/main/java/com/linwankaifa/linwancunyi/ui/login/choosecharcater.java
rename to app/src/main/java/com/linwankaifa/linwancunyi/ui/login/LoginChooseCharcater.java
index 03d48d702ccc4e431564abc180f5cc96c94405dd..1b49707a41bcc015c5ac28a61544cb6fd880cd4c 100644
--- a/app/src/main/java/com/linwankaifa/linwancunyi/ui/login/choosecharcater.java
+++ b/app/src/main/java/com/linwankaifa/linwancunyi/ui/login/LoginChooseCharcater.java
@@ -13,10 +13,10 @@ import com.linwankaifa.linwancunyi.R;
 import com.linwankaifa.linwancunyi.bean.DoctorBean;
 import com.linwankaifa.linwancunyi.bean.ManagerBean;
 import com.linwankaifa.linwancunyi.bean.PatientBean;
-import com.linwankaifa.linwancunyi.helper.Data_whole;
 import com.linwankaifa.linwancunyi.ui.back.BackstageFunction;
 import com.linwankaifa.linwancunyi.ui.doctor.DoctorFunction;
 import com.linwankaifa.linwancunyi.ui.patient.PatientMain;
+import com.linwankaifa.linwancunyi.util.Data_whole;
 import com.linwankaifa.linwancunyi.util.JsonTransformation;
 
 import java.io.IOException;
@@ -148,6 +148,7 @@ public class choosecharcater extends AppCompatActivity {
         editor.putString("usertype", "back");
         editor.commit();
     }
+
     public boolean onKeyDown(int keyCode, KeyEvent event) {
 
 
diff --git a/app/src/main/java/com/linwankaifa/linwancunyi/ui/login/forgetpassword.java b/app/src/main/java/com/linwankaifa/linwancunyi/ui/login/LoginForgetPassword.java
similarity index 99%
rename from app/src/main/java/com/linwankaifa/linwancunyi/ui/login/forgetpassword.java
rename to app/src/main/java/com/linwankaifa/linwancunyi/ui/login/LoginForgetPassword.java
index 28d554b28d8f0a6ea353f510a0e777528b250643..fc85e5617e29f81b3416436aaa686f2cea5de236 100644
--- a/app/src/main/java/com/linwankaifa/linwancunyi/ui/login/forgetpassword.java
+++ b/app/src/main/java/com/linwankaifa/linwancunyi/ui/login/LoginForgetPassword.java
@@ -13,8 +13,8 @@ import com.linwankaifa.linwancunyi.R;
 import com.linwankaifa.linwancunyi.bean.DoctorBean;
 import com.linwankaifa.linwancunyi.bean.ManagerBean;
 import com.linwankaifa.linwancunyi.bean.PatientBean;
-import com.linwankaifa.linwancunyi.helper.Md5Util;
 import com.linwankaifa.linwancunyi.util.JsonTransformation;
+import com.linwankaifa.linwancunyi.util.Md5Util;
 
 import java.io.IOException;
 
diff --git a/app/src/main/java/com/linwankaifa/linwancunyi/ui/login/register.java b/app/src/main/java/com/linwankaifa/linwancunyi/ui/login/LoginRegister.java
similarity index 98%
rename from app/src/main/java/com/linwankaifa/linwancunyi/ui/login/register.java
rename to app/src/main/java/com/linwankaifa/linwancunyi/ui/login/LoginRegister.java
index ce69817703df24c1eb887d32e740f0eb213fdb80..970d3a42d622bb4e3f39b1481a6ecf6f8750aaac 100644
--- a/app/src/main/java/com/linwankaifa/linwancunyi/ui/login/register.java
+++ b/app/src/main/java/com/linwankaifa/linwancunyi/ui/login/LoginRegister.java
@@ -12,9 +12,9 @@ import android.widget.Toast;
 import com.linwankaifa.linwancunyi.R;
 import com.linwankaifa.linwancunyi.bean.DoctorBean;
 import com.linwankaifa.linwancunyi.bean.PatientBean;
-import com.linwankaifa.linwancunyi.helper.Data_whole;
-import com.linwankaifa.linwancunyi.helper.Md5Util;
+import com.linwankaifa.linwancunyi.util.Data_whole;
 import com.linwankaifa.linwancunyi.util.JsonTransformation;
+import com.linwankaifa.linwancunyi.util.Md5Util;
 
 import java.io.IOException;
 
diff --git a/app/src/main/java/com/linwankaifa/linwancunyi/ui/patient/InformationChange.java b/app/src/main/java/com/linwankaifa/linwancunyi/ui/patient/PatientInformationChange.java
similarity index 99%
rename from app/src/main/java/com/linwankaifa/linwancunyi/ui/patient/InformationChange.java
rename to app/src/main/java/com/linwankaifa/linwancunyi/ui/patient/PatientInformationChange.java
index 6ee4b68ca895a4dab8515b9e1a2940b11be923d6..9fb2a15bf026514adca7f9a374fd12842c4afafa 100644
--- a/app/src/main/java/com/linwankaifa/linwancunyi/ui/patient/InformationChange.java
+++ b/app/src/main/java/com/linwankaifa/linwancunyi/ui/patient/PatientInformationChange.java
@@ -16,7 +16,7 @@ import com.linwankaifa.linwancunyi.R;
 import com.linwankaifa.linwancunyi.bean.DoctorBean;
 import com.linwankaifa.linwancunyi.bean.HospitalBean;
 import com.linwankaifa.linwancunyi.bean.PatientBean;
-import com.linwankaifa.linwancunyi.helper.Data_whole;
+import com.linwankaifa.linwancunyi.util.Data_whole;
 import com.linwankaifa.linwancunyi.util.JsonTransformation;
 
 import java.io.IOException;
diff --git a/app/src/main/java/com/linwankaifa/linwancunyi/ui/patient/Tab_lifeStyle.java b/app/src/main/java/com/linwankaifa/linwancunyi/ui/patient/PatientTabLifeStyle.java
similarity index 100%
rename from app/src/main/java/com/linwankaifa/linwancunyi/ui/patient/Tab_lifeStyle.java
rename to app/src/main/java/com/linwankaifa/linwancunyi/ui/patient/PatientTabLifeStyle.java
diff --git a/app/src/main/java/com/linwankaifa/linwancunyi/ui/patient/Tab_personData.java b/app/src/main/java/com/linwankaifa/linwancunyi/ui/patient/PatientTabPersonData.java
similarity index 100%
rename from app/src/main/java/com/linwankaifa/linwancunyi/ui/patient/Tab_personData.java
rename to app/src/main/java/com/linwankaifa/linwancunyi/ui/patient/PatientTabPersonData.java
diff --git a/app/src/main/java/com/linwankaifa/linwancunyi/helper/BottomNavigationViewHelper.java b/app/src/main/java/com/linwankaifa/linwancunyi/util/BottomNavigationViewHelper.java
similarity index 96%
rename from app/src/main/java/com/linwankaifa/linwancunyi/helper/BottomNavigationViewHelper.java
rename to app/src/main/java/com/linwankaifa/linwancunyi/util/BottomNavigationViewHelper.java
index 9a75448ef9d1892743bfda9376a84c912ca9fa2d..f7ce8ca545c638307e3a663a295413896bb3a6ef 100644
--- a/app/src/main/java/com/linwankaifa/linwancunyi/helper/BottomNavigationViewHelper.java
+++ b/app/src/main/java/com/linwankaifa/linwancunyi/util/BottomNavigationViewHelper.java
@@ -1,4 +1,4 @@
-package com.linwankaifa.linwancunyi.helper;
+package com.linwankaifa.linwancunyi.util;
 
 import android.support.design.internal.BottomNavigationItemView;
 import android.support.design.internal.BottomNavigationMenuView;
diff --git a/app/src/main/java/com/linwankaifa/linwancunyi/helper/Data_whole.java b/app/src/main/java/com/linwankaifa/linwancunyi/util/Data_whole.java
similarity index 98%
rename from app/src/main/java/com/linwankaifa/linwancunyi/helper/Data_whole.java
rename to app/src/main/java/com/linwankaifa/linwancunyi/util/Data_whole.java
index 52d01a2cf26c661d84f4b9fc972660e05909a0fc..f12dd492f57c584bb9fae41be7c391946267f68e 100644
--- a/app/src/main/java/com/linwankaifa/linwancunyi/helper/Data_whole.java
+++ b/app/src/main/java/com/linwankaifa/linwancunyi/util/Data_whole.java
@@ -1,4 +1,4 @@
-package com.linwankaifa.linwancunyi.helper;
+package com.linwankaifa.linwancunyi.util;
 
 import com.linwankaifa.linwancunyi.bean.ChatrecordBean;
 import com.linwankaifa.linwancunyi.bean.DoctorBean;
diff --git a/app/src/main/java/com/linwankaifa/linwancunyi/helper/Md5Util.java b/app/src/main/java/com/linwankaifa/linwancunyi/util/Md5Util.java
similarity index 69%
rename from app/src/main/java/com/linwankaifa/linwancunyi/helper/Md5Util.java
rename to app/src/main/java/com/linwankaifa/linwancunyi/util/Md5Util.java
index 45f0c5228112e266230461cb90c55f05241b4251..12a28e995b4b3d3daaab76424ee29eb85b2308be 100644
--- a/app/src/main/java/com/linwankaifa/linwancunyi/helper/Md5Util.java
+++ b/app/src/main/java/com/linwankaifa/linwancunyi/util/Md5Util.java
@@ -1,4 +1,4 @@
-package com.linwankaifa.linwancunyi.helper;
+package com.linwankaifa.linwancunyi.util;
 
 /**
  * Created by 邹京汕 on 2019/7/14.
@@ -7,24 +7,20 @@ package com.linwankaifa.linwancunyi.helper;
 import java.security.MessageDigest;
 import java.security.NoSuchAlgorithmException;
 
-public class Md5Util
-{
+public class Md5Util {
 
     static String[] chars =
-            { "0", "1", "2", "3", "4", "5", "6", "7", "8", "9", "a", "b", "c", "d", "e", "f" };
+            {"0", "1", "2", "3", "4", "5", "6", "7", "8", "9", "a", "b", "c", "d", "e", "f"};
 
-    public static String StringInMd5(String str)
-    {
+    public static String StringInMd5(String str) {
 
         MessageDigest md5 = null;
-        try
-        {
+        try {
             md5 = MessageDigest.getInstance("md5");
             byte[] result = md5.digest(str.getBytes());
 
             StringBuilder sb = new StringBuilder(32);
-            for (int i = 0; i < result.length; i++)
-            {
+            for (int i = 0; i < result.length; i++) {
                 byte x = result[i];
                 // 取得高位
                 int h = 0x0f & (x >>> 4);
@@ -34,11 +30,11 @@ public class Md5Util
             }
             return sb.toString();
 
-        } catch (NoSuchAlgorithmException e)
-        {
+        } catch (NoSuchAlgorithmException e) {
             throw new RuntimeException(e);
         }
     }
+
     public static void main(String[] args) {
         System.out.println(Md5Util.StringInMd5("123456"));
     }