Added support for JaCoCo extension. Closes #2

examples/src/bld/java/com/example/ExamplesBuild.java

@@ -2,8 +2,11 @@ package com.example;
 
 import rife.bld.BaseProject;
 import rife.bld.BuildCommand;
+import rife.bld.extension.JacocoReportOperation;
 import rife.bld.extension.TestNgOperation;
+import rife.bld.operations.TestOperation;
 
+import java.io.IOException;
 import java.util.List;
 
 import static rife.bld.dependencies.Repository.MAVEN_CENTRAL;
@@ -13,20 +16,29 @@ import static rife.bld.dependencies.Scope.test;
  * Example build.
  *
  * <ul style="list-style-type:none">
- *     <li>./bld compile test</li>
+ * <li>{@code ./bld compile test}</li>
+ * <li>{@code ./bld compile jacoco}</li>
  * </ul>
  */
 public class ExamplesBuild extends BaseProject {
+    @Override
+    public TestOperation<?, ?> testOperation() {
+        return new TestNgOperation()
+                .fromProject(this)
+                .packages("com.example");
+    }
+
     public ExamplesBuild() {
         pkg = "com.example";
         name = "Examples";
         version = version(0, 1, 0);
 
+        javaRelease = 17;
         downloadSources = true;
         autoDownloadPurge = true;
 
         repositories = List.of(MAVEN_CENTRAL);
-        
+
         scope(test).include(dependency("org.testng", "testng", version(7, 9, 0)));
     }
 
@@ -34,11 +46,10 @@ public class ExamplesBuild extends BaseProject {
         new ExamplesBuild().start(args);
     }
 
-    @BuildCommand(summary = "Tests the project with TestNG")
-    public void test() throws Exception {
-        new TestNgOperation()
+    @BuildCommand(summary = "Generates Jacoco Reports")
+    public void jacoco() throws IOException {
+        new JacocoReportOperation()
                 .fromProject(this)
-                .packages("com.example")
                 .execute();
     }
 }