Performance difference between java.beans.Expression and Java Reflection

What is the Performance difference between using java.beans.Expression class and Java Reflection classes like Class,Method ?
[131 byte] By [krunalsa] at [2007-11-27 0:57:42]
# 1
negligible
georgemca at 2007-7-11 23:31:18 > top of Java-index,Core,Core APIs...