public class MapContext extends Object implements JexlContext
Each entry in the map is considered a variable name, value pair.
JexlContext.NamespaceFunctor, JexlContext.NamespaceResolver, JexlContext.ThreadLocal
Constructor and Description |
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MapContext()
Creates a MapContext on an automatically allocated underlying HashMap.
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MapContext(Map<String,Object> vars)
Creates a MapContext wrapping an existing user provided map.
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public MapContext()
public boolean has(String name)
JexlContext
A variable may be defined with a null value; this method checks whether the value is null or if the variable is undefined.
has
in interface JexlContext
name
- the variable's namepublic Object get(String name)
JexlContext
get
in interface JexlContext
name
- the variable's namepublic void set(String name, Object value)
JexlContext
set
in interface JexlContext
name
- the variable's namevalue
- the variable's valuepublic void clear()
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