From 9544a040b493357e57f1eb05a9df985103a14fc4 Mon Sep 17 00:00:00 2001
From: Vasyl Khrystiuk <h6.msangel@gmail.com>
Date: Sun, 30 Jul 2023 16:05:14 +0300
Subject: [PATCH] serial version is 1L

---
 src/main/java/liqp/LValue.java                                  | 2 +-
 .../java/liqp/exceptions/ExceededMaxIterationsException.java    | 2 +-
 src/main/java/liqp/exceptions/LiquidException.java              | 2 +-
 src/main/java/liqp/exceptions/VariableNotExistException.java    | 2 +-
 src/main/java/liqp/filters/Sort.java                            | 2 +-
 src/main/java/liqp/parser/LiquidSupport.java                    | 2 +-
 src/main/java/liqp/spi/BasicTypesSupport.java                   | 2 +-
 7 files changed, 7 insertions(+), 7 deletions(-)

diff --git a/src/main/java/liqp/LValue.java b/src/main/java/liqp/LValue.java
index 4e5d9fba..35a2eb8f 100644
--- a/src/main/java/liqp/LValue.java
+++ b/src/main/java/liqp/LValue.java
@@ -452,7 +452,7 @@ public boolean canBeDouble(Object value) {
     }
 
     public boolean isMap(Object value) {
-        return value != null && (value instanceof Map);
+        return (value instanceof Map);
     }
 
     @SuppressWarnings("unchecked")
diff --git a/src/main/java/liqp/exceptions/ExceededMaxIterationsException.java b/src/main/java/liqp/exceptions/ExceededMaxIterationsException.java
index 6fad2692..791b2d3a 100644
--- a/src/main/java/liqp/exceptions/ExceededMaxIterationsException.java
+++ b/src/main/java/liqp/exceptions/ExceededMaxIterationsException.java
@@ -1,7 +1,7 @@
 package liqp.exceptions;
 
 public class ExceededMaxIterationsException extends RuntimeException {
-    private static final long serialVersionUID = -2177965025182952056L;
+    private static final long serialVersionUID = 1L;
 
     public ExceededMaxIterationsException(int maxIterations) {
         super("exceeded maxIterations: " + maxIterations);
diff --git a/src/main/java/liqp/exceptions/LiquidException.java b/src/main/java/liqp/exceptions/LiquidException.java
index bbcf729b..3d1d18c7 100644
--- a/src/main/java/liqp/exceptions/LiquidException.java
+++ b/src/main/java/liqp/exceptions/LiquidException.java
@@ -7,7 +7,7 @@
 import java.util.List;
 
 public class LiquidException extends RuntimeException {
-  private static final long serialVersionUID = -7720091243157735323L;
+  private static final long serialVersionUID = 1L;
 
   public final int line;
   public final int charPositionInLine;
diff --git a/src/main/java/liqp/exceptions/VariableNotExistException.java b/src/main/java/liqp/exceptions/VariableNotExistException.java
index 177227cd..11245fb7 100644
--- a/src/main/java/liqp/exceptions/VariableNotExistException.java
+++ b/src/main/java/liqp/exceptions/VariableNotExistException.java
@@ -1,7 +1,7 @@
 package liqp.exceptions;
 
 public class VariableNotExistException extends RuntimeException {
-    private static final long serialVersionUID = -2726673309959828365L;
+    private static final long serialVersionUID = 1L;
     private final String variableName;
 
     public VariableNotExistException(String variableName) {
diff --git a/src/main/java/liqp/filters/Sort.java b/src/main/java/liqp/filters/Sort.java
index 1a2b556e..258a098b 100644
--- a/src/main/java/liqp/filters/Sort.java
+++ b/src/main/java/liqp/filters/Sort.java
@@ -130,7 +130,7 @@ private List<Comparable<Object>> asComparableList(TemplateContext context, Objec
     }
 
     static class SortableMap extends HashMap<String, Comparable<Object>> implements Comparable<Object> {
-        private static final long serialVersionUID = -6480701533195197967L;
+        private static final long serialVersionUID = 1L;
         final String property;
 
         SortableMap(java.util.Map<String, Comparable<Object>> map, String property) {
diff --git a/src/main/java/liqp/parser/LiquidSupport.java b/src/main/java/liqp/parser/LiquidSupport.java
index 6d091159..0394cec0 100644
--- a/src/main/java/liqp/parser/LiquidSupport.java
+++ b/src/main/java/liqp/parser/LiquidSupport.java
@@ -47,7 +47,7 @@ public interface LiquidSupport extends Inspectable {
 
 
     class LiquidSerializer extends StdSerializer<LiquidSupport> {
-        private static final long serialVersionUID = -7053942654651060805L;
+        private static final long serialVersionUID = 1L;
 
         public LiquidSerializer() {
             this(null);
diff --git a/src/main/java/liqp/spi/BasicTypesSupport.java b/src/main/java/liqp/spi/BasicTypesSupport.java
index 860a6c22..4990e279 100644
--- a/src/main/java/liqp/spi/BasicTypesSupport.java
+++ b/src/main/java/liqp/spi/BasicTypesSupport.java
@@ -27,7 +27,7 @@ protected<T> void registerType(SimpleModule module, final Class<T> clazz) {
         // so we will preserve the object in case of eager evaluation
         // and will put it back when needed
         module.addSerializer(new StdSerializer<T>(clazz) {
-            private static final long serialVersionUID = -6538120903478739907L;
+            private static final long serialVersionUID = 1L;
 
             @Override
             public void serialize(T value, JsonGenerator gen, SerializerProvider provider) throws IOException {