1. Moved commmon code to @Before method in ComparatorUnitTest.
2. Changed ArrayList to List for declarations
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@@ -2,12 +2,13 @@ package com.baeldung.comparable;
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import java.util.ArrayList;
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import java.util.Collections;
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import java.util.List;
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public class PlayerSorter {
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public static void main(String[] args) {
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ArrayList<Player> footballTeam = new ArrayList<Player>();
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List<Player> footballTeam = new ArrayList<Player>();
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Player player1 = new Player(59, "John", 20);
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Player player2 = new Player(67, "Roger", 22);
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Player player3 = new Player(45, "Steven", 24);
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@@ -2,12 +2,13 @@ package com.baeldung.comparator;
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import java.util.ArrayList;
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import java.util.Collections;
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import java.util.List;
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public class PlayerAgeSorter {
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public static void main(String[] args) {
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ArrayList<Player> footballTeam = new ArrayList<Player>();
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List<Player> footballTeam = new ArrayList<Player>();
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Player player1 = new Player(59, "John", 22);
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Player player2 = new Player(67, "Roger", 20);
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Player player3 = new Player(45, "Steven", 24);
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@@ -2,12 +2,13 @@ package com.baeldung.comparator;
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import java.util.ArrayList;
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import java.util.Collections;
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import java.util.List;
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public class PlayerRankingSorter {
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public static void main(String[] args) {
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ArrayList<Player> footballTeam = new ArrayList<Player>();
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List<Player> footballTeam = new ArrayList<Player>();
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Player player1 = new Player(59, "John", 22);
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Player player2 = new Player(67, "Roger", 20);
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Player player3 = new Player(45, "Steven", 40);
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