Change java to 11

pom.xml

@@ -9,8 +9,8 @@
     <version>1.0-SNAPSHOT</version>
 
     <properties>
-        <maven.compiler.source>8</maven.compiler.source>
-        <maven.compiler.target>8</maven.compiler.target>
+        <maven.compiler.source>11</maven.compiler.source>
+        <maven.compiler.target>11</maven.compiler.target>
     </properties>
 
     <build>

src/main/java/second/shortcuts/ClassThatHaveItAll.java

@@ -1,51 +1,12 @@
 package second.shortcuts;
 
-import java.util.List;
-
 public class ClassThatHaveItAll implements InterfaceOne {
 
     String name;
     Integer number;
-    List<Long> list;
-
-    public ClassThatHaveItAll() {
-    }
-
-    public ClassThatHaveItAll(String name, Integer number, List<Long> list) {
-        this.name = name;
-        this.number = number;
-        this.list = list;
-    }
-
-    public String getName() {
-        return name;
-    }
-
-    public void setName(String name) {
-        this.name = name;
-    }
-
-    public Integer getNumber() {
-        return number;
-    }
-
-    public void setNumber(Integer number) {
-        this.number = number;
-    }
-
-    public List<Long> getList() {
-        return list;
-    }
-
-    public void setList(List<Long> list) {
-        this.list = list;
-    }
 
+    @Override
     public void printMe(String info) {
-        System.out.println(info);
-    }
 
-    public void usageOfPrint() {
-        printMe("Hi");
     }
 }