public void update(String... expressions) {
            if (expressions == null || expressions.length == 0) {
                return;
            }

            update(Arrays.asList(expressions));
        }
Updates all components with the given expressions or clientIds.
{@link #ignoreAutoUpdate()} my be used additionally to ignoreAutoUpdate.

@param expressions a list of expressions or clientIds.
primefaces/src/main/java/org/primefaces/PrimeFaces.java