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I have 2 variable in my action class, id1 and id2. Joined by a _, they’re used as a map key.
I am not able to retrieve the map value using this code:
<s:property value="%{mymap[id1_id2]}" />
How should I retrieve the map value?
The expression
id1_id2in OGNL will assume the presence of a variable namedid1_id2, since it’s a perfectly legal identifier.If you want to concatenate strings, you’d need:
I’d likely create a separate variable to use as the key:
Or more likely, I’d do it somewhere besides the view layer.