fix: 空指针异常

acs2/nladmin-system/nlsso-server/src/main/java/org/nl/acs/device_driver/conveyor/belt_conveyor/ItemProtocol.java

@@ -139,7 +139,7 @@ public class    ItemProtocol {
             setIsonline(true);
             return value;
         }
-        return value;
+        return 0;
 
     }
 
@@ -152,7 +152,7 @@ public class    ItemProtocol {
         } else {
             return value;
         }
-        return value;
+        return "";
     }
 
     public int[] getOpcArrayValue(String protocol) {

acs2/nladmin-system/nlsso-server/src/main/java/org/nl/acs/device_driver/one_conveyor/box_storage_out_conveyor/ItemProtocol.java

@@ -139,7 +139,7 @@ public class ItemProtocol {
             setIsonline(true);
             return value;
         }
-        return value;
+        return 0;
 
     }
 
@@ -150,7 +150,7 @@ public class ItemProtocol {
         } else {
             return value;
         }
-        return value;
+        return "";
     }
 
 

acs2/nladmin-system/nlsso-server/src/main/java/org/nl/acs/device_driver/one_conveyor/box_subvolumes_conveyor/ItemProtocol.java

@@ -142,7 +142,7 @@ public class ItemProtocol {
             setIsonline(true);
             return value;
         }
-        return value;
+        return 0;
 
     }
 
@@ -153,7 +153,7 @@ public class ItemProtocol {
         } else {
             return value;
         }
-        return value;
+        return "";
     }
 
     public static List<ItemDto> getReadableItemDtos() {

acs2/nladmin-system/nlsso-server/src/main/java/org/nl/acs/device_driver/one_conveyor/finished_product_out_with_bind_lable_conveyor/ItemProtocol.java

@@ -194,7 +194,7 @@ public class ItemProtocol {
             setIsonline(true);
             return value;
         }
-        return value;
+        return 0;
 
     }
 
@@ -205,7 +205,7 @@ public class ItemProtocol {
         } else {
             return value;
         }
-        return value;
+        return "";
     }
 
     public static List<ItemDto> getReadableItemDtos() {

acs2/nladmin-system/nlsso-server/src/main/java/org/nl/acs/device_driver/one_conveyor/fold_disc_site/ItemProtocol.java

@@ -112,7 +112,7 @@ public class ItemProtocol {
             setIsonline(true);
             return value;
         }
-        return value;
+        return 0;
     }
 
     public String getOpcStringValue(String protocol) {
@@ -123,7 +123,7 @@ public class ItemProtocol {
         } else {
             return value;
         }
-        return value;
+        return "";
     }
 
     public static List<ItemDto> getReadableItemDtos() {

acs2/nladmin-system/nlsso-server/src/main/java/org/nl/acs/device_driver/one_conveyor/scanner_weight_conveyor/ItemProtocol.java

@@ -166,7 +166,7 @@ public class ItemProtocol {
         } else {
             return value;
         }
-        return value;
+        return "";
     }
 
     public int getOpcIntegerValue(String protocol) {
@@ -178,7 +178,7 @@ public class ItemProtocol {
             setIsonline(true);
             return value;
         }
-        return value;
+        return 0;
     }
 
 

acs2/nladmin-system/nlsso-server/src/main/java/org/nl/acs/device_driver/one_conveyor/un_box_lable_conveyor/ItemProtocol.java

@@ -178,7 +178,7 @@ public class ItemProtocol {
             setIsonline(true);
             return value;
         }
-        return value;
+        return 0;
 
     }
 
@@ -189,7 +189,7 @@ public class ItemProtocol {
         } else {
             return value;
         }
-        return value;
+        return "";
     }
 
     public static List<ItemDto> getReadableItemDtos() {

acs2/nladmin-system/nlsso-server/src/main/java/org/nl/acs/device_driver/one_manipulator/box_package_manipulator/ItemProtocol.java

@@ -199,7 +199,7 @@ public class ItemProtocol {
         } else {
             return value;
         }
-        return value;
+        return "";
     }
 
     public float getOpcFloatValue(String protocol) {
@@ -211,7 +211,7 @@ public class ItemProtocol {
             setIsonline(true);
             return value;
         }
-        return value;
+        return 0;
 
     }
 

acs2/nladmin-system/nlsso-server/src/main/java/org/nl/acs/device_driver/one_manipulator/box_storage_manipulator/ItemProtocol.java

@@ -199,7 +199,7 @@ public class ItemProtocol {
             setIsonline(true);
             return value;
         }
-        return value;
+        return 0;
 
     }
     public String getOpcStringValue(String protocol) {
@@ -209,7 +209,7 @@ public class ItemProtocol {
         } else {
             return value;
         }
-        return value;
+        return "";
     }
 
     public static List<ItemDto> getReadableItemDtos() {

acs2/nladmin-system/nlsso-server/src/main/java/org/nl/acs/device_driver/one_manipulator/return_good_manipulator/ItemProtocol.java

@@ -173,7 +173,7 @@ public class ItemProtocol {
             setIsonline(true);
             return value;
         }
-        return value;
+        return 0;
 
     }
     public int getOpcIntegerValue(String protocol) {
@@ -184,7 +184,7 @@ public class ItemProtocol {
             setIsonline(true);
             return value;
         }
-        return value;
+        return 0;
     }
 
     public static List<ItemDto> getReadableItemDtos() {

acs2/nladmin-system/nlsso-server/src/main/java/org/nl/acs/device_driver/one_manipulator/standard_manipulator/ItemProtocol.java

@@ -81,7 +81,7 @@ ItemProtocol {
             setIsonline(true);
             return value;
         }
-        return value;
+        return 0;
     }
 
     public String getOpcStringValue(String protocol) {
@@ -91,7 +91,7 @@ ItemProtocol {
         } else {
             return value;
         }
-        return value;
+        return "";
     }
 
     public static List<ItemDto> getReadableItemDtos() {

acs2/nladmin-system/nlsso-server/src/main/java/org/nl/acs/device_driver/one_manipulator/trapped_manipulator/ItemProtocol.java

@@ -182,7 +182,7 @@ public class ItemProtocol {
             setIsonline(true);
             return value;
         }
-        return value;
+        return 0;
     }
 
     public float getOpcFloatValue(String protocol) {
@@ -194,7 +194,7 @@ public class ItemProtocol {
             setIsonline(true);
             return value;
         }
-        return value;
+        return 0;
 
     }
 

acs2/nladmin-system/nlsso-server/src/main/java/org/nl/acs/device_driver/one_manipulator/volume_two_manipulator/ItemProtocol.java

@@ -177,7 +177,7 @@ public class ItemProtocol {
             setIsonline(true);
             return value;
         }
-        return value;
+        return 0;
     }
 
     public float getOpcFloatValue(String protocol) {
@@ -189,7 +189,7 @@ public class ItemProtocol {
             setIsonline(true);
             return value;
         }
-        return value;
+        return 0;
 
     }