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java.lang.Objectorg.apache.commons.jexl2.ReadonlyContext
public final class ReadonlyContext
A readonly context wrapper.
Constructor Summary | |
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ReadonlyContext(JexlContext context)
Creates a new readonly context. |
Method Summary | |
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java.lang.Object |
get(java.lang.String name)
Gets the value of a variable. |
boolean |
has(java.lang.String name)
Checks whether a variable is defined in this context. |
void |
set(java.lang.String name,
java.lang.Object value)
Will throw an UnsupportedOperationException when called; the JexlEngine deals with it appropriately. |
Methods inherited from class java.lang.Object |
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clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait |
Constructor Detail |
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public ReadonlyContext(JexlContext context)
context
- the wrapped contextMethod Detail |
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public java.lang.Object get(java.lang.String name)
get
in interface JexlContext
name
- the variable's name
public void set(java.lang.String name, java.lang.Object value)
set
in interface JexlContext
name
- the unused variable namevalue
- the unused variable valuepublic boolean has(java.lang.String name)
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 name
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