RESTful Java Web Services - Third Edition

Defining groups and users in the GlassFish server

GlassFish allows you to define users for the application using the concept of realms. As we mentioned in the previous section, a security realm can be treated as a mechanism that allows us to define users and groups. GlassFish offers various credential realms, including FileRealm, JDBCRealm, JNDIRealm, LDAPRealm, and so on. In this example, we will use an existing FileRealm that comes with GlassFish by default. Here are the steps for adding users and groups to the FileRealm in GlassFish:

1. Start the GlassFish server. If you are new to the GlassFish server, take a look at the tutorial at https://javaee.github.io/glassfish/doc/4.0/quick-start-guide.pdf.
2. Log in as the administrator to Admin interface ...