Continued:

[jaddressbook-share-core.git] / src / org / mxchange / jaddressbookshare / model / addressbook / shared / AddressbookShare.java

diff --git a/src/org/mxchange/jaddressbookshare/model/addressbook/shared/AddressbookShare.java b/src/org/mxchange/jaddressbookshare/model/addressbook/shared/AddressbookShare.java
index adbdb658c5678b35b6c463a437d2066f3bedf800..fa509dd6c4d011bd413409e47c3e8255984c2874 100644 (file)
--- a/src/org/mxchange/jaddressbookshare/model/addressbook/shared/AddressbookShare.java
+++ b/src/org/mxchange/jaddressbookshare/model/addressbook/shared/AddressbookShare.java
@@ -1,5 +1,5 @@
 /*
- * Copyright (C) 2016, 2017 Roland Häder
+ * Copyright (C) 2016 - 2020 Free Software Foundation
  *
  * This program is free software: you can redistribute it and/or modify
  * it under the terms of the GNU General Public License as published by
@@ -36,6 +36,7 @@ import javax.persistence.TemporalType;
 import javax.persistence.Transient;
 import org.mxchange.jaddressbook.model.addressbook.Addressbook;
 import org.mxchange.jaddressbook.model.addressbook.UserAddressbook;
+import org.mxchange.jcoreutils.Comparables;
 import org.mxchange.jusercore.model.user.LoginUser;
 import org.mxchange.jusercore.model.user.User;
 
@@ -112,14 +113,14 @@ public class AddressbookShare implements ShareableAddressbook {
 
        /**
         * Constructor with address book and sharee instance. Both parameters must
-        * not be null, their id numbers must be set and the adress book's user
+        * not be null, their id numbers must be set and the address book's user
         * instance must be set and have a valid id set.
         * <p>
         * @param addressbook Address book instance
-        * @param sharee User sharee instance
+        * @param sharee      User sharee instance
         */
        public AddressbookShare (final Addressbook addressbook, final User sharee) {
-               // Call default constructor
+               // Invoke default constructor
                this();
 
                // Check all conditions
@@ -152,6 +153,34 @@ public class AddressbookShare implements ShareableAddressbook {
                this.shareUserSharee = sharee;
        }
 
+       @Override
+       public int compareTo (final ShareableAddressbook shareableAddressbook) {
+               // Checkparameter and return 0 if equal
+               if (null == shareableAddressbook) {
+                       // Should not happen
+                       throw new NullPointerException("shareableAddressbook is null"); //NOI18N
+               } else if (shareableAddressbook.equals(this)) {
+                       // Same object
+                       return 0;
+               }
+
+               // All comparators
+               final int comparators[] = {
+                       // First address book
+                       this.getShareAddressbook().compareTo(shareableAddressbook.getShareAddressbook()),
+                       // ... next sharer
+                       this.getShareUserOwner().compareTo(shareableAddressbook.getShareUserOwner()),
+                       // ... next sharee
+                       this.getShareUserSharee().compareTo(shareableAddressbook.getShareUserSharee()),
+               };
+
+               // Check all values
+               final int comparison = Comparables.checkAll(comparators);
+
+               // Return value
+               return comparison;
+       }
+
        @Override
        public boolean equals (final Object object) {
                if (null == object) {
@@ -173,15 +202,6 @@ public class AddressbookShare implements ShareableAddressbook {
                return Objects.equals(this.getShareUserSharee(), other.getShareUserSharee());
        }
 
-       @Override
-       public int hashCode () {
-               int hash = 7;
-               hash = 19 * hash + Objects.hashCode(this.getShareAddressbook());
-               hash = 19 * hash + Objects.hashCode(this.getShareUserOwner());
-               hash = 19 * hash + Objects.hashCode(this.getShareUserSharee());
-               return hash;
-       }
-
        @Override
        public Addressbook getShareAddressbook () {
                return this.shareAddressbook;
@@ -234,4 +254,15 @@ public class AddressbookShare implements ShareableAddressbook {
                this.shareUserSharee = shareUserSharee;
        }
 
+       @Override
+       public int hashCode () {
+               int hash = 7;
+
+               hash = 19 * hash + Objects.hashCode(this.getShareAddressbook());
+               hash = 19 * hash + Objects.hashCode(this.getShareUserOwner());
+               hash = 19 * hash + Objects.hashCode(this.getShareUserSharee());
+
+               return hash;
+       }
+
 }