Upgraded to JDK 11 as new version of JasperReports doesn't support it.

README.md

@@ -11,7 +11,7 @@ To get you started you can simply clone the `java-report-generator` repository a
 
 You need [git][git] to clone the `java-report-generator` repository.
 
-You will need [Java™ SE Development Kit 8][jdk-download] and [Maven][maven].
+You will need [Java™ SE Development Kit 11][jdk-download] and [Maven][maven].
 
 ### Clone
 
@@ -156,7 +156,7 @@ Use the builder method in FormReportData to generate your data structure.
 [git]: https://git-scm.com/
 [archunit]: https://www.archunit.org/
 [maven]: https://maven.apache.org/download.cgi
-[jdk-download]: http://www.oracle.com/technetwork/java/javase/downloads
+[jdk-download]: https://adoptium.net/es/temurin/releases/?version=11
 [JEE]: http://www.oracle.com/technetwork/java/javaee/tech/index.html
 [junit]: https://junit.org/junit5/
 

pom.xml

@@ -11,7 +11,7 @@
 
     <groupId>com.systelab</groupId>
     <artifactId>java-report-generator</artifactId>
-    <version>1.9.2</version>
+    <version>1.9.4</version>
     <packaging>jar</packaging>
     <name>java-report-generator</name>
     <url>https://github.com/systelab/java-report-generator</url>
@@ -129,8 +129,8 @@
                 <artifactId>maven-compiler-plugin</artifactId>
                 <version>${maven-compiler-plugin.version}</version>
                 <configuration>
-                    <source>9</source>
-                    <target>9</target>
+                    <source>11</source>
+                    <target>11</target>
                     <encoding>UTF-8</encoding>
                     <annotationProcessorPaths>
                         <path>