com.lexmark.saperion.search.context

Class SimpleExpressionContext

java.lang.Object

com.lexmark.saperion.search.context.ExpressionContext

com.lexmark.saperion.search.context.SimpleExpressionContext

public class SimpleExpressionContext
extends ExpressionContext

Implementation of an expression interpreter context.

Author:

owaeldrich

Constructor Summary

Constructors

Constructor and Description
SimpleExpressionContext()

Method Summary

Modifier and Type	Method and Description
Object	addVariable(String name, Object value) Adds a variable to the expression context.
Map<String,Object>	getContext() Returns the context map.
Object	resolveVariable(String name) Resolves a variable name to its value.

Methods inherited from class java.lang.Object

clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

Constructor Detail

SimpleExpressionContext

public SimpleExpressionContext()

Method Detail

getContext

public Map<String,Object> getContext()

Returns the context map.

Returns:

the context map

addVariable

public Object addVariable(String name,
                          Object value)

Adds a variable to the expression context.

Parameters:

name - key with which the specified value is to be associated

value - value to be associated with the specified key

Returns:

the previous value associated with key, or null if there was no mapping for key.

resolveVariable

public Object resolveVariable(String name)

Description copied from class: ExpressionContext

Resolves a variable name to its value.

Specified by:

resolveVariable in class ExpressionContext

Parameters:

name - the variable name

Returns:

the variable value or null if the value could not be resolved