Description of problem:
The Management web application does not show the value of the properties
"new-connection-sql" 
and
"connection-url"
for a Datasource when the value contains placeholder properties.

Version-Release number of selected component (if applicable):


How reproducible: 100%


Steps to Reproduce:
1. add a System Property
testString = "Hello World"
2a. set "new-connection-sql" = ${testString}
2b. set "connection-url" = ${testString}

Actual results:
Management web application shows no value

Expected results:
Management web application should show either the value with placeholder or the replaced value.

Additional info: