Cacher is the code snippet organizer for pro developers

/*

  - Retrieve the email address of a user principal
  - Input: vCACCAFEHost [vCACCAFE:vCACHost]
  - Input: principalId [String]
  - Output: emailAddress [String]

*/

var tenant = vCACCAFEHost.tenant;
var authenticationClient = vCACCAFEHost.createAuthenticationClient();
var authenticationPrincipalService = authenticationClient.getAuthenticationPrincipalService();

try {

	var principal = authenticationPrincipalService.getPrincipal(tenant,principalId);
	
	//Principal is a vCACCAFEUser object
	var emailAddress = principal.getEmailAddress();

} catch (e) {

	throw "Could not find principal " + principalId + ". " + e;
	
}