From 0834ab6b1d31a768e87e33c4390ade40b5811f8e Mon Sep 17 00:00:00 2001
From: Vlad Mihalcea <mihalcea.vlad@gmail.com>
Date: Wed, 25 May 2016 13:00:33 +0300
Subject: [PATCH] HHH-10052 - documentation about hashCode and equals not up to
 date

---
 .../domain/extras/entity/listing6.java        | 17 +++++----------
 .../domain/extras/entity/listing9.java        | 21 +++++++------------
 2 files changed, 12 insertions(+), 26 deletions(-)

diff --git a/documentation/src/main/asciidoc/userguide/chapters/domain/extras/entity/listing6.java b/documentation/src/main/asciidoc/userguide/chapters/domain/extras/entity/listing6.java
index fb7d40934a..6ef093c2f8 100644
--- a/documentation/src/main/asciidoc/userguide/chapters/domain/extras/entity/listing6.java
+++ b/documentation/src/main/asciidoc/userguide/chapters/domain/extras/entity/listing6.java
@@ -5,27 +5,20 @@ public class Person {
     @GeneratedValue
     private Integer id;
 
-    ...
-
     @Override
     public int hashCode() {
-        return id != null ? id.hashCode() : 0;
+        return Objects.hash( id );
     }
 
     @Override
-    public boolean equals() {
+    public boolean equals(Object o) {
         if ( this == o ) {
             return true;
         }
-        if (!( o instanceof Person ) ) {
+        if ( !( o instanceof Person ) ) {
             return false;
         }
-
-        if ( id == null ) {
-            return false;
-        }
-
-        final Person other = ( Person ) o;
-        return id.equals( other.id );
+        Person person = (Person) o;
+        return Objects.equals( id, person.id );
     }
 }
\ No newline at end of file
diff --git a/documentation/src/main/asciidoc/userguide/chapters/domain/extras/entity/listing9.java b/documentation/src/main/asciidoc/userguide/chapters/domain/extras/entity/listing9.java
index 08d6bcc5ab..a0a296efb3 100644
--- a/documentation/src/main/asciidoc/userguide/chapters/domain/extras/entity/listing9.java
+++ b/documentation/src/main/asciidoc/userguide/chapters/domain/extras/entity/listing9.java
@@ -9,35 +9,28 @@ public class Person {
     private String ssn;
 
     protected Person() {
-        // ctor for ORM
+        // Constructor for ORM
     }
 
     public Person( String ssn ) {
-        // ctor for app
+        // Constructor for app
         this.ssn = ssn;
     }
 
-    ...
-
     @Override
     public int hashCode() {
-        assert ssn != null;
-        return ssn.hashCode();
+        return Objects.hash( ssn );
     }
 
     @Override
-    public boolean equals() {
+    public boolean equals(Object o) {
         if ( this == o ) {
             return true;
         }
-        if (!( o instanceof Person ) ) {
+        if ( !( o instanceof Person ) ) {
             return false;
         }
-
-        final Person other = ( Person ) o;
-        assert ssn != null;
-        assert other.ssn != null;
-
-        return ssn.equals( other.ssn );
+        Person person = (Person) o;
+        return Objects.equals( ssn, person.ssn );
     }
 }
\ No newline at end of file