The hashCode() method now generates a magic prime instead of 0 for the hash of null values; this reduces collisions.

9 files changed, 16 insertions, 16 deletions

diff --git a/test/transform/resource/after-ecj/Accessors.java b/test/transform/resource/after-ecj/Accessors.java
index 1b50c97e..450c35fa 100644
--- a/test/transform/resource/after-ecj/Accessors.java
+++ b/test/transform/resource/after-ecj/Accessors.java
@@ -93,7 +93,7 @@ class AccessorsChain {
     final int PRIME = 59;
     int result = 1;
     final java.lang.Object $fName = this.getName();
-    result = ((result * PRIME) + (($fName == null) ? 0 : $fName.hashCode()));
+    result = ((result * PRIME) + (($fName == null) ? 43 : $fName.hashCode()));
     return result;
   }
 }
diff --git a/test/transform/resource/after-ecj/DataOnLocalClass.java b/test/transform/resource/after-ecj/DataOnLocalClass.java
index 856160de..9d6bced1 100644
--- a/test/transform/resource/after-ecj/DataOnLocalClass.java
+++ b/test/transform/resource/after-ecj/DataOnLocalClass.java
@@ -40,7 +40,7 @@ class DataOnLocalClass1 {
         int result = 1;
         result = ((result * PRIME) + this.getX());
         final java.lang.Object $name = this.getName();
-        result = ((result * PRIME) + (($name == null) ? 0 : $name.hashCode()));
+        result = ((result * PRIME) + (($name == null) ? 43 : $name.hashCode()));
         return result;
       }
       public @java.lang.Override @java.lang.SuppressWarnings("all") @javax.annotation.Generated("lombok") java.lang.String toString() {
@@ -89,7 +89,7 @@ class DataOnLocalClass2 {
           final int PRIME = 59;
           int result = 1;
           final java.lang.Object $name = this.getName();
-          result = ((result * PRIME) + (($name == null) ? 0 : $name.hashCode()));
+          result = ((result * PRIME) + (($name == null) ? 43 : $name.hashCode()));
           return result;
         }
         public @java.lang.Override @java.lang.SuppressWarnings("all") @javax.annotation.Generated("lombok") java.lang.String toString() {
diff --git a/test/transform/resource/after-ecj/DataPlain.java b/test/transform/resource/after-ecj/DataPlain.java
index 8b243766..ba6c75c8 100644
--- a/test/transform/resource/after-ecj/DataPlain.java
+++ b/test/transform/resource/after-ecj/DataPlain.java
@@ -35,7 +35,7 @@ import lombok.Data;
     int result = 1;
     result = ((result * PRIME) + this.getX());
     final java.lang.Object $name = this.getName();
-    result = ((result * PRIME) + (($name == null) ? 0 : $name.hashCode()));
+    result = ((result * PRIME) + (($name == null) ? 43 : $name.hashCode()));
     return result;
   }
   public @java.lang.Override @java.lang.SuppressWarnings("all") @javax.annotation.Generated("lombok") java.lang.String toString() {
@@ -82,7 +82,7 @@ import lombok.Data;
     int result = 1;
     result = ((result * PRIME) + this.getX());
     final java.lang.Object $name = this.getName();
-    result = ((result * PRIME) + (($name == null) ? 0 : $name.hashCode()));
+    result = ((result * PRIME) + (($name == null) ? 43 : $name.hashCode()));
     return result;
   }
   public @java.lang.Override @java.lang.SuppressWarnings("all") @javax.annotation.Generated("lombok") java.lang.String toString() {
@@ -124,7 +124,7 @@ final @Data class Data3 {
     int result = 1;
     result = ((result * PRIME) + this.getX());
     final java.lang.Object $name = this.getName();
-    result = ((result * PRIME) + (($name == null) ? 0 : $name.hashCode()));
+    result = ((result * PRIME) + (($name == null) ? 43 : $name.hashCode()));
     return result;
   }
   public @java.lang.Override @java.lang.SuppressWarnings("all") @javax.annotation.Generated("lombok") java.lang.String toString() {
diff --git a/test/transform/resource/after-ecj/DataWithGetter.java b/test/transform/resource/after-ecj/DataWithGetter.java
index b37aa137..5a358c89 100644
--- a/test/transform/resource/after-ecj/DataWithGetter.java
+++ b/test/transform/resource/after-ecj/DataWithGetter.java
@@ -35,7 +35,7 @@
     result = ((result * PRIME) + this.getX());
     result = ((result * PRIME) + this.getY());
     final java.lang.Object $z = this.getZ();
-    result = ((result * PRIME) + (($z == null) ? 0 : $z.hashCode()));
+    result = ((result * PRIME) + (($z == null) ? 43 : $z.hashCode()));
     return result;
   }
   public @java.lang.Override @java.lang.SuppressWarnings("all") @javax.annotation.Generated("lombok") java.lang.String toString() {
diff --git a/test/transform/resource/after-ecj/DataWithGetterNone.java b/test/transform/resource/after-ecj/DataWithGetterNone.java
index 66a26277..b03ce146 100644
--- a/test/transform/resource/after-ecj/DataWithGetterNone.java
+++ b/test/transform/resource/after-ecj/DataWithGetterNone.java
@@ -35,7 +35,7 @@
     result = ((result * PRIME) + this.x);
     result = ((result * PRIME) + this.y);
     final java.lang.Object $z = this.z;
-    result = ((result * PRIME) + (($z == null) ? 0 : $z.hashCode()));
+    result = ((result * PRIME) + (($z == null) ? 43 : $z.hashCode()));
     return result;
   }
   public @java.lang.Override @java.lang.SuppressWarnings("all") @javax.annotation.Generated("lombok") java.lang.String toString() {
diff --git a/test/transform/resource/after-ecj/EqualsAndHashCode.java b/test/transform/resource/after-ecj/EqualsAndHashCode.java
index 7db65c82..c0bb5bbb 100644
--- a/test/transform/resource/after-ecj/EqualsAndHashCode.java
+++ b/test/transform/resource/after-ecj/EqualsAndHashCode.java
@@ -41,9 +41,9 @@
     result = ((result * PRIME) + java.util.Arrays.hashCode(this.y));
     result = ((result * PRIME) + java.util.Arrays.deepHashCode(this.z));
     final java.lang.Object $a = this.a;
-    result = ((result * PRIME) + (($a == null) ? 0 : $a.hashCode()));
+    result = ((result * PRIME) + (($a == null) ? 43 : $a.hashCode()));
     final java.lang.Object $b = this.b;
-    result = ((result * PRIME) + (($b == null) ? 0 : $b.hashCode()));
+    result = ((result * PRIME) + (($b == null) ? 43 : $b.hashCode()));
     return result;
   }
 }
diff --git a/test/transform/resource/after-ecj/EqualsAndHashCodeWithOnParam.java b/test/transform/resource/after-ecj/EqualsAndHashCodeWithOnParam.java
index 77bba8e0..a59d2835 100644
--- a/test/transform/resource/after-ecj/EqualsAndHashCodeWithOnParam.java
+++ b/test/transform/resource/after-ecj/EqualsAndHashCodeWithOnParam.java
@@ -44,9 +44,9 @@
     result = ((result * PRIME) + java.util.Arrays.hashCode(this.y));
     result = ((result * PRIME) + java.util.Arrays.deepHashCode(this.z));
     final java.lang.Object $a = this.a;
-    result = ((result * PRIME) + (($a == null) ? 0 : $a.hashCode()));
+    result = ((result * PRIME) + (($a == null) ? 43 : $a.hashCode()));
     final java.lang.Object $b = this.b;
-    result = ((result * PRIME) + (($b == null) ? 0 : $b.hashCode()));
+    result = ((result * PRIME) + (($b == null) ? 43 : $b.hashCode()));
     return result;
   }
 }
\ No newline at end of file
diff --git a/test/transform/resource/after-ecj/GetterLazyEahcToString.java b/test/transform/resource/after-ecj/GetterLazyEahcToString.java
index f0cb2ec2..40716f8b 100644
--- a/test/transform/resource/after-ecj/GetterLazyEahcToString.java
+++ b/test/transform/resource/after-ecj/GetterLazyEahcToString.java
@@ -49,9 +49,9 @@
     final int PRIME = 59;
     int result = 1;
     final java.lang.Object $value = this.getValue();
-    result = ((result * PRIME) + (($value == null) ? 0 : $value.hashCode()));
+    result = ((result * PRIME) + (($value == null) ? 43 : $value.hashCode()));
     final java.lang.Object $value2 = this.value2;
-    result = ((result * PRIME) + (($value2 == null) ? 0 : $value2.hashCode()));
+    result = ((result * PRIME) + (($value2 == null) ? 43 : $value2.hashCode()));
     return result;
   }
   public @java.lang.Override @java.lang.SuppressWarnings("all") @javax.annotation.Generated("lombok") java.lang.String toString() {
diff --git a/test/transform/resource/after-ecj/ValuePlain.java b/test/transform/resource/after-ecj/ValuePlain.java
index 1fd05da8..6a3265c9 100644
--- a/test/transform/resource/after-ecj/ValuePlain.java
+++ b/test/transform/resource/after-ecj/ValuePlain.java
@@ -27,7 +27,7 @@ final @lombok.Value class Value1 {
     int result = 1;
     result = ((result * PRIME) + this.getX());
     final java.lang.Object $name = this.getName();
-    result = ((result * PRIME) + (($name == null) ? 0 : $name.hashCode()));
+    result = ((result * PRIME) + (($name == null) ? 43 : $name.hashCode()));
     return result;
   }
   public @java.lang.Override @java.lang.SuppressWarnings("all") @javax.annotation.Generated("lombok") java.lang.String toString() {
@@ -72,7 +72,7 @@ final @lombok.Value class Value1 {
     int result = 1;
     result = ((result * PRIME) + this.getX());
     final java.lang.Object $name = this.getName();
-    result = ((result * PRIME) + (($name == null) ? 0 : $name.hashCode()));
+    result = ((result * PRIME) + (($name == null) ? 43 : $name.hashCode()));
     return result;
   }
   public @java.lang.Override @java.lang.SuppressWarnings("all") @javax.annotation.Generated("lombok") java.lang.String toString() {