private Application readInApplication(Buffer buffer) {
        short inServiceType = buffer.readShort();
        String inApplicationName = buffer.readPrefixedString();
        return applicationFactory.createApplication(inApplicationName, inServiceType);
    }
rowkey = caller col = callee

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