Change JavaScript engine to Mozilla rhino (#203) (#207)

* Refs #25517. Change JavaScript engine to Mozilla Rhino.

Signed-off-by: Miguel Company <miguelcompany@eprosima.com>

* Refs #25517. Fix dependencies in pom.xml so it matches the ones in build.gradle.

Signed-off-by: Miguel Company <miguelcompany@eprosima.com>

---------

Signed-off-by: Miguel Company <miguelcompany@eprosima.com>

Author: MiguelCompany

build.gradle

@@ -32,7 +32,7 @@ repositories {
 
 dependencies {
     antlr('org.antlr:antlr4:4.13.0')
-    implementation group: 'org.openjdk.nashorn', name: 'nashorn-core', version:'15.4'
+    implementation group: 'org.mozilla', name: 'rhino-engine', version:'1.7.14'
 }
 
 generateGrammarSource {

pom.xml

@@ -13,7 +13,7 @@
             <plugin>
                 <groupId>org.antlr</groupId>
                 <artifactId>antlr4-maven-plugin</artifactId>
-                <version>4.5</version>
+                <version>4.13.0</version>
                 <configuration>
                     <sourceDirectory>src/main/antlr</sourceDirectory>
                     <arguments>
@@ -78,12 +78,12 @@
         <dependency>
             <groupId>org.antlr</groupId>
             <artifactId>antlr4</artifactId>
-            <version>4.5</version>
+            <version>4.13.0</version>
         </dependency>
         <dependency>
-            <groupId>org.antlr</groupId>
-            <artifactId>stringtemplate</artifactId>
-            <version>3.2</version>
+            <groupId>org.mozilla</groupId>
+            <artifactId>rhino-engine</artifactId>
+            <version>1.7.14</version>
         </dependency>
     </dependencies>
     <properties>

src/main/java/com/eprosima/idl/context/Context.java

@@ -1293,15 +1293,7 @@ public String concatStringLiterals(
 
     public static ScriptEngine getJSScriptEngine()
     {
-        if (Double.parseDouble(System.getProperty("java.specification.version")) < 11)
-        {
-            return new ScriptEngineManager().getEngineByName("js");
-        }
-        else
-        {
-            return new org.openjdk.nashorn.api.scripting.NashornScriptEngineFactory()
-                           .getScriptEngine();
-        }
+        return new ScriptEngineManager().getEngineByName("rhino");
     }
 
     public String evaluate_literal(