BAEL-4007 Add jpa data equality unit test specs

2020-07-15 20:53:23 -04:00
parent 994e909a18
commit 9e03b89e69
8 changed files with 402 additions and 0 deletions
@@ -0,0 +1,54 @@
+package com.baeldung.jpa.equality;
+
+import javax.persistence.*;
+
+@Entity
+public class EqualByBusinessKey {
+
+    @Id
+    @GeneratedValue(strategy = GenerationType.AUTO)
+    private Long id;
+
+    private String email;
+
+    public EqualByBusinessKey() {
+    }
+
+    public Long getId() {
+        return id;
+    }
+
+    public void setId(Long id) {
+        this.id = id;
+    }
+
+    public String getEmail() {
+        return email;
+    }
+
+    public void setEmail(String email) {
+        this.email = email;
+    }
+
+    @Override
+    public int hashCode() {
+        final int prime = 31;
+        int result = 1;
+        result = prime * result + ((email == null) ? 0 : email.hashCode());
+        return result;
+    }
+
+    @Override
+    public boolean equals(Object obj) {
+        if (this == obj)
+            return true;
+        if (obj == null)
+            return false;
+        if (obj instanceof EqualByBusinessKey)
+            if (((EqualByBusinessKey) obj).getEmail() == getEmail())
+                return true;
+
+        return false;
+    }
+
+}
@@ -0,0 +1,54 @@
+package com.baeldung.jpa.equality;
+
+import javax.persistence.*;
+
+@Entity
+public class EqualById {
+
+    @Id
+    @GeneratedValue(strategy = GenerationType.AUTO)
+    private Long id;
+
+    private String email;
+
+    public EqualById() {
+    }
+
+    public Long getId() {
+        return id;
+    }
+
+    public void setId(Long id) {
+        this.id = id;
+    }
+
+    public String getEmail() {
+        return email;
+    }
+
+    public void setEmail(String email) {
+        this.email = email;
+    }
+
+
+    @Override
+    public int hashCode() {
+        final int prime = 31;
+        int result = 1;
+        result = prime * result + ((id == null) ? 0 : id.hashCode());
+        return result;
+    }
+
+    @Override
+    public boolean equals(Object obj) {
+        if (this == obj)
+            return true;
+        if (obj == null)
+            return false;
+        if (obj instanceof EqualById)
+            return ((EqualById) obj).getId() == getId();
+
+        return false;
+    }
+
+}
@@ -0,0 +1,38 @@
+package com.baeldung.jpa.equality;
+
+import javax.persistence.*;
+
+@Entity
+public class EqualByJavaDefault implements Cloneable{
+
+    @Id
+    @GeneratedValue(strategy = GenerationType.AUTO)
+    private Long id;
+
+    private String email;
+
+    public EqualByJavaDefault() {
+    }
+
+    public Long getId() {
+        return id;
+    }
+
+    public void setId(Long id) {
+        this.id = id;
+    }
+
+    public String getEmail() {
+        return email;
+    }
+
+    public void setEmail(String email) {
+        this.email = email;
+    }
+
+    public Object clone() throws
+            CloneNotSupportedException
+    {
+        return super.clone();
+    }
+}