<dubbo:application name="${server.name}" >
            <dubbo:parameter key="dump.directory" value="${account.dubbo.dump.directory:/root/dubbo_dump/}${server.name}${server.id}" />
    </dubbo:application> 或者 

    @Bean
    public ApplicationConfig applicationConfig() {
        ApplicationConfig applicationConfig = new ApplicationConfig();
        applicationConfig.setName(serverName);
        Map<String, String> m = new HashMap<>();
        m.put("dump.directory", bbDubboDumpDirectory + serverName + serverId);
        applicationConfig.setParameters(m);
        return applicationConfig;
    }