src/org/tiefaces/common/FacesUtility.java
public static <T> T evaluateExpression(final FacesContext context,
			final String expression, final Class<? extends T> expected) {
		return context.getApplication().evaluateExpressionGet(context,
				expression, expected);
	}
public static <T> T evaluateExpression(final FacesContext context,
			final String expression, final Class<? extends T> expected) {
		return context.getApplication().evaluateExpressionGet(context,
				expression, expected);
	}
evaluate expression.

@param <T>
This is the type parameter.
@param context
faces context.
@param expression
expression.
@param expected
expected type.
@return evaluated object.