mp = new MediatorProperty();
mp.setName("ERROR_CODE");
try {
mp.setExpression(new SynapseXPath("get-property('ERROR_CODE')"));
} catch (JaxenException ignore) {}
log.addProperty(mp);
mp = new MediatorProperty();
mp.setName("ERROR_MESSAGE");
try {
mp.setExpression(new SynapseXPath("get-property('ERROR_MESSAGE')"));