Writing your first service Listing 8.1 Listing 8.2 Listing 8.3 Listing 8.4 Listing 8.5 Listing 8.6 Listing 8.7 Listing 8.9 Listing 8.10 (Updated version of Listing 8.8) Test for JSON client Multiple services Listing 8.11 Listing 8.12 Listing 8.13 Test for server