private Application readOutApplication(Buffer row) {
        String applicationName = row.read2PrefixedString();
        short outServiceType = row.readShort();
        return this.applicationFactory.createApplication(applicationName, outServiceType);
    }
rowkey = caller col = callee

@author netspider
web/src/main/java/com/navercorp/pinpoint/web/applicationmap/dao/mapper/OutLinkMapper.java