overriding guice's module

CustomProvider.java

package my.apps.package;

public class CustomProvider extends GuiceProvider {

	static class CustomModule extends AbstractModule {
		private final Module module;

		CustomModule(Module module) {
			this.module = module;
		}

		@Override
		protected void configure() {
			install(this.module);
                        // configurations
                }
	}

	@Override
	protected Module customModule() {
		return new CustomModule(super.customModule());
	}

}

web.xml

<context-param>
	<param-name>br.com.caelum.vraptor.provider</param-name>
	<param-value>my.apps.package.CustomProvider</param-value>
</context-param>