public interface NameValueExpression<T>
"name!=value" style expression used to specify request
 parameters and request header conditions in @RequestMapping.RequestMapping.params(), 
RequestMapping.headers()| Modifier and Type | Method and Description | 
|---|---|
| java.lang.String | getName() | 
| T | getValue() | 
| boolean | isNegated() | 
java.lang.String getName()
T getValue()
boolean isNegated()