Package com.zfabrik.util.expression

Class X.Var

java.lang.Object

com.zfabrik.util.expression.X

com.zfabrik.util.expression.X.Var

Enclosing class:

X

public static class X.Var
extends X

Variable of field value operator. The value of the X.Var operator is to denote a variable or field name. During evaluation this name should be resolved to a value.

In the default map context evaluation, the map value for the variable name is returned as evaluation result

Author:

hb

Nested Class Summary

Nested classes/interfaces inherited from class com.zfabrik.util.expression.X

X.And, X.BinaryOp, X.Eq, X.Ge, X.Gt, X.In, X.Le, X.Lt, X.Neq, X.Not, X.Or, X.UnaryOp, X.Val, X.Var, X.Xor

Constructor Summary

Constructors

Constructor	Description
Var(String name)

Method Summary

Modifier and Type	Method	Description
boolean	equals(Object obj)
Object	eval(Map<String,Object> context)	Evaluation of the expression over a map style context that defines variable values.
String	get()
int	hashCode()
String	toString()

Methods inherited from class com.zfabrik.util.expression.X

and, and, eq, eq, eval, eval, ge, gt, in, le, lt, neq, neq, not, not, or, or, val, var, xor, xor

Methods inherited from class java.lang.Object

clone, finalize, getClass, notify, notifyAll, wait, wait, wait

Constructor Details

Var

public Var(String name)

Method Details

get

public String get()

eval

public Object eval(Map<String,Object> context)

Description copied from class: X

Evaluation of the expression over a map style context that defines variable values.

Specified by:

eval in class X

toString

public String toString()

Overrides:

toString in class Object

equals

public boolean equals(Object obj)

Overrides:

equals in class Object

hashCode

public int hashCode()

Overrides:

hashCode in class Object