create class and methods

create.java

            TypeSpec.Builder navigatorClass = TypeSpec
                    .classBuilder("Navigator")
                    .addModifiers(Modifier.PUBLIC, Modifier.FINAL);

            for (Map.Entry<String, String> element : activitiesWithPackage.entrySet()) {
                String activityName = element.getKey();
                String packageName = element.getValue();
                ClassName activityClass = ClassName.get(packageName, activityName);
                MethodSpec intentMethod = MethodSpec
                        .methodBuilder(METHOD_PREFIX + activityName)
                        .addModifiers(Modifier.PUBLIC, Modifier.STATIC)
                        .returns(classIntent)
                        .addParameter(classContext, "context")
                        .addStatement("return new $T($L, $L)", classIntent, "context", activityClass + ".class")
                        .build();
                navigatorClass.addMethod(intentMethod);
            }