The urls feature enables the ability to download Web resources. The stream feature enables the ability to send electronic mail, read and write streams of various mime types, and invoke JavaScript commands. This section discusses some of the alternatives you have in configuring these features and ends with a description of what must be done to configure the inside and outside policies. To use the persist feature, a security policy must have allow persist in its features section. To configure this policy, its configuration file must have a section introduced with section persist .
Configuration consists of setting some parameters.
Here, for example, is the way it is configured in javascript.cfg . The method for choosing the persistent storage directory is complicated. This declaration, constant storage NAME will cause NAME to be the policy name used when determining the directory for persistent storage. Changing the name of a policy for storage purposes enables a system administrator to permit tclets running under different policies persistent storage. Were I you, I would be quite leery of doing this.