fixed build incompatibility with JDK 21

Author: raydac

jcp/pom.xml

@@ -131,7 +131,7 @@
     <dependency>
       <groupId>org.apache.maven.shared</groupId>
       <artifactId>file-management</artifactId>
-      <version>3.0.0</version>
+      <version>3.1.0</version>
       <scope>provided</scope>
       <exclusions>
         <exclusion>
@@ -143,7 +143,7 @@
     <dependency>
       <groupId>commons-io</groupId>
       <artifactId>commons-io</artifactId>
-      <version>2.11.0</version>
+      <version>2.13.0</version>
     </dependency>
     <dependency>
       <groupId>org.apache.commons</groupId>
@@ -153,12 +153,12 @@
     <dependency>
       <groupId>commons-codec</groupId>
       <artifactId>commons-codec</artifactId>
-      <version>1.15</version>
+      <version>1.16.0</version>
     </dependency>
     <dependency>
       <groupId>org.projectlombok</groupId>
       <artifactId>lombok</artifactId>
-      <version>1.18.26</version>
+      <version>1.18.30</version>
       <scope>provided</scope>
     </dependency>
     <dependency>
@@ -257,7 +257,7 @@
     <dependency>
       <groupId>org.codehaus.groovy</groupId>
       <artifactId>groovy</artifactId>
-      <version>2.5.1</version>
+      <version>2.5.14</version>
       <scope>provided</scope>
     </dependency>
   </dependencies>

pom.xml

@@ -16,7 +16,8 @@
         <timestamp>${maven.build.timestamp}</timestamp>
         <maven.build.timestamp.format>yyyyMMddHHmm</maven.build.timestamp.format>
         <min.maven.api>3.0</min.maven.api>
-        <junit.version>5.8.2</junit.version>
+        <junit.version>5.10.0</junit.version>
+        <maven.compiler.release>8</maven.compiler.release>
         <maven.compiler.source>1.8</maven.compiler.source>
         <maven.compiler.target>1.8</maven.compiler.target>
     </properties>
@@ -135,7 +136,7 @@
                 <plugin>
                     <groupId>org.apache.maven.plugins</groupId>
                     <artifactId>maven-compiler-plugin</artifactId>
-                    <version>3.10.1</version>
+                    <version>3.11.0</version>
                 </plugin>
                 <plugin>
                     <groupId>org.codehaus.mojo</groupId>