From 91eef92098da5f3c8f2dd31bac889ab215633827 Mon Sep 17 00:00:00 2001
From: taojinlong <jinlong@fit2cloud.com>
Date: Wed, 9 Jun 2021 16:42:12 +0800
Subject: [PATCH] =?UTF-8?q?fix:=20=E5=A4=84=E7=90=86=E8=BF=9E=E6=8E=A5?=
 =?UTF-8?q?=E6=B1=A0=E4=B8=BA=E7=A9=BA=E7=9A=84=E6=83=85=E5=86=B5?=
MIME-Version: 1.0
Content-Type: text/plain; charset=UTF-8
Content-Transfer-Encoding: 8bit

---
 .../datasource/provider/JdbcProvider.java     | 28 ++++++++++++++-----
 1 file changed, 21 insertions(+), 7 deletions(-)

diff --git a/backend/src/main/java/io/dataease/datasource/provider/JdbcProvider.java b/backend/src/main/java/io/dataease/datasource/provider/JdbcProvider.java
index 8055b25533..116ddba542 100644
--- a/backend/src/main/java/io/dataease/datasource/provider/JdbcProvider.java
+++ b/backend/src/main/java/io/dataease/datasource/provider/JdbcProvider.java
@@ -35,7 +35,9 @@ public class JdbcProvider extends DatasourceProvider {
         } catch (Exception e) {
             throw new Exception("ERROR:" + e.getMessage(), e);
         } finally {
-            connection.close();
+            if(connection != null){
+                connection.close();
+            }
         }
         return list;
     }
@@ -52,7 +54,9 @@ public class JdbcProvider extends DatasourceProvider {
         } catch (Exception e) {
             throw new Exception("ERROR:" + e.getMessage(), e);
         } finally {
-            connection.close();
+            if(connection != null){
+                connection.close();
+            }
         }
     }
 
@@ -70,7 +74,9 @@ public class JdbcProvider extends DatasourceProvider {
         } catch (Exception e) {
             throw new Exception("ERROR:" + e.getMessage(), e);
         } finally {
-            connection.close();
+            if(connection != null){
+                connection.close();
+            }
         }
     }
 
@@ -110,7 +116,9 @@ public class JdbcProvider extends DatasourceProvider {
         } catch (Exception e) {
             throw new Exception("ERROR:" + e.getMessage(), e);
         } finally {
-            connection.close();
+            if(connection != null){
+                connection.close();
+            }
         }
     }
 
@@ -135,7 +143,9 @@ public class JdbcProvider extends DatasourceProvider {
         } catch (Exception e) {
             throw new Exception("ERROR:" + e.getMessage(), e);
         } finally {
-            connection.close();
+            if(connection != null){
+                connection.close();
+            }
         }
     }
 
@@ -175,7 +185,9 @@ public class JdbcProvider extends DatasourceProvider {
         } catch (Exception e) {
             throw new Exception("ERROR: " + e.getMessage(), e);
         } finally {
-            con.close();
+            if(con != null){
+                con.close();
+            }
         }
     }
 
@@ -214,7 +226,9 @@ public class JdbcProvider extends DatasourceProvider {
         } catch (Exception e) {
             throw new Exception("ERROR:" + e.getMessage(), e);
         } finally {
-            connection.close();
+            if(connection != null){
+                connection.close();
+            }
         }
         return list;
     }