com.sdmetrics.metrics

Class Variables

java.lang.Object

com.sdmetrics.metrics.Variables

public class Variables
extends java.lang.Object

Contains the names and values of variables to use when evaluating metric, set, or condition expressions.

A set of variables always defines a principal, that is, the model element for which a metric/set/rule is calculated. The principal is not necessarily the same element for which the expression is evaluated.

Constructor Summary

Constructors

Constructor and Description
Variables(ModelElement principal) Creates a new set of variables.

Method Summary

Modifier and Type	Method and Description
java.lang.Object	getVariable(java.lang.String name) Gets the value of a variable.
boolean	hasVariable(java.lang.String name) Tests whether a variable of a specified name is defined in this set.
void	setVariable(java.lang.String name, java.lang.Object value) Sets the value of a variable.

Methods inherited from class java.lang.Object

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

Constructor Detail

Variables

public Variables(ModelElement principal)

Creates a new set of variables.

Parameters:

principal - Principal for this set.

Method Detail

setVariable

public void setVariable(java.lang.String name,
                        java.lang.Object value)

Sets the value of a variable. Adds the variable if it is not already defined in the set. Otherwise, replaces the value of the existing variable with the new value.

Parameters:

name - Name of the variable.

value - Value of the variable.

getVariable

public java.lang.Object getVariable(java.lang.String name)

Gets the value of a variable.

Parameters:

name - Name of the variable.

Returns:

Value of the variable.

hasVariable

public boolean hasVariable(java.lang.String name)

Tests whether a variable of a specified name is defined in this set.

Parameters:

name - Name of the variable to look up.

Returns:

true if the variable is defined.