String key = propertyExpression.substring(0, propertyExpression.indexOf('=')).trim();
String value = propertyExpression.substring(propertyExpression.indexOf('=') + 1).trim();
log.debug("Property value replace dynamic content [ {} ]", value);
value = context.replaceDynamicContentInString(value);
log.info("Loading property: " + key + "=" + value + " into default variables");
if (log.isDebugEnabled() && globalVariables.getVariables().containsKey(key)) {
log.debug("Overwriting property " + key + " old value:" + globalVariables.getVariables().get(key)