https://jira.baeldung.com/browse/BAEL-9357 (#18673)

* https://jira.baeldung.com/browse/BAEL-9357

* https://jira.baeldung.com/browse/BAEL-9357

Author: Michaelin007

core-java-modules/core-java-string-operations/pom.xml

@@ -69,18 +69,11 @@
                     <release>21</release>
                     <!-- Needed due to a bug with JDK 21, described here: https://issues.apache.org/jira/browse/MCOMPILER-546?page=com.atlassian.jira.plugin.system.issuetabpanels%3Acomment-tabpanel&focusedCommentId=17767513 -->
                     <debug>false</debug>
-                    <compilerArgs>
-                        <arg>--enable-preview</arg>
-                    </compilerArgs>
                 </configuration>
             </plugin>
             <plugin>
                 <groupId>org.apache.maven.plugins</groupId>
                 <artifactId>maven-surefire-plugin</artifactId>
-                <configuration>
-                    <forkCount>0</forkCount>
-                    <argLine>--enable-preview</argLine>
-                </configuration>
             </plugin>
         </plugins>
     </build>

core-java-modules/core-java-string-operations/src/test/java/com/baeldung/stringinterpolation/StringInterpolationUnitTest.java

@@ -1,6 +1,5 @@
 package com.baeldung.stringinterpolation;
 
-import static java.lang.StringTemplate.STR;
 import static org.junit.jupiter.api.Assertions.assertEquals;
 
 import java.text.MessageFormat;
@@ -11,6 +10,7 @@
 import org.junit.jupiter.api.Test;
 
 public class StringInterpolationUnitTest {
+
     private final String EXPECTED_STRING = "String Interpolation in Java with some Java examples.";
 
     @Test
@@ -70,14 +70,6 @@ public void givenTwoString_thenInterpolateWithMessageFormat() {
         assertEquals(EXPECTED_STRING, result);
     }
 
-    @Test
-    public void whenInterpolateWithStringTemplate_thenGetExpectedResult() {
-        String first = "Interpolation";
-        String second = "Java";
-        String result = STR."String \{first} in \{second} with some \{second} examples.";
-        assertEquals(EXPECTED_STRING, result);
-    }
-
     @Test
     public void givenTwoString_thenInterpolateWithStringSubstitutor() {
         String baseString = "String ${first} in ${second} with some ${second} examples.";