#513 Fix class loading issue when running from mvn exec:java

pom.xml

@@ -246,6 +246,9 @@
                     <classpathScope>test</classpathScope>
                     <workingDirectory>${project.basedir}/target/test-classes</workingDirectory>
                     <mainClass>tools.ToolsRunner</mainClass>
+                    <arguments>
+                        <argument>writePermissionsList</argument>
+                    </arguments>
                     <includeProjectDependencies>true</includeProjectDependencies>
                 </configuration>
                 <!-- Excluded from the lifecycle, it doesn't work!

src/test/java/tools/ToolsRunner.java

@@ -126,7 +126,7 @@ public final class ToolsRunner {
             .substring(ToolsConstants.TOOLS_SOURCE_ROOT.length(), filePath.length() - 5)
             .replace(File.separator, ".");
         try {
-            Class<?> clazz = ClassLoader.getSystemClassLoader().loadClass(className);
+            Class<?> clazz = ToolsRunner.class.getClassLoader().loadClass(className);
             return ToolTask.class.isAssignableFrom(clazz) && isInstantiable(clazz)
                 ? (Class<? extends ToolTask>) clazz
                 : null;