access header and properties into mapping sap cpi
import com.sap.it.api.mapping.MappingContext
def String getProperty(String propertyName, MappingContext context) {
def propertyValue = context.getProperty(propertyName);
return propertyValue;
}
def String getHeader(String headerName, MappingContext context) {
def headerValue = context.getHeader(headerName);
return headerValue;
}