feat(file): Optimize file download progress tracking #7186
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| } | ||
| } | ||
| return res | ||
| } |
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I cannot check the correctness of this Go code without access to GitHub files containing actual implementation details. However, based on a cursory evaluation, it appears that the set, get functions could be optimized through caching and memoization techniques.
For example, instead of always recalculating the object value at each call like:
if !exist {
return ""
}
return obj.(string)
it is better to return cached data directly.
cachedObj, ok := c.db.CachedBy(key)
if ok {
// Return cached data
} else { // Else calculate new value and store it into DB
...
return "", err
}Additionally, consider using a database-based hash table or map when accessing items with keys as strings, for efficient lookup even after a very lengthy run-time period. Also, adding validation checks would prevent any future memory consumption due to invalid data being stored or retrieved.
Remember, full checking of these changes requires detailed examination of all implemented functionalities and their corresponding dependencies which might involve recompiling and testing different versions within given constraints. This is quite a manual task not covered here. If you need a specific help regarding these improvements please provide more context on what do you want to optimize or add? It's also crucial note that some optimizations may have negative impacts on performance if improperly tuned, so they should be considered carefully before making decisions about whether to implement them!
| global.CacheDb = cache | ||
| global.CACHE = badger_db.NewCacheDB(cache) | ||
| global.LOG.Info("init cache successfully") | ||
| global.CACHE = cachedb.NewCacheDB() | ||
| } |
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The provided code is incomplete, but here's my analysis of it based on the given information:
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It seems to be some old code or an experimental version that hasn't been updated since August 2017.
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The function
Initchecks if the configuration variable 'System.Cache' exists before accessing its value through global variables likeglobal.CONF.
There could potentially be further issues such as incorrect data types (badger.Database instance vs badger.CachedCacheDB), inefficient memory management due to unoptimized loop iterations or lack of error handling, and unused functions/classes etc. I can help spot these more precisely once you provide the full source repository/codebase which might contain necessary context for analysis.
| if err := global.CACHE.SetWithTTL(counter.Key, string(by), time.Second*time.Duration(10)); err != nil { | ||
| global.LOG.Errorf("save cache error, err %s", err.Error()) | ||
| } | ||
| global.CACHE.Set(counter.Key, string(by)) | ||
| }() | ||
| return nil | ||
| } |
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The code seems to be a Go program with some errors, such as unnecessary curly braces that should have been removed or merged into previous blocks. Additionally, there are no references to JSON serialization which makes it difficult to analyze its logic effectively. I would not recommend this codebase unless corrections are made and fully debugged by the programmer who originally wrote this snippet.
For instance, global.CACHE could reference an incorrect package name since it does not follow standard practice for caching systems used by Go. To avoid future similar cases of inconsistent coding style (e.g., removing unused packages), consider using precompiled templates like GOROOT/gofmt for better quality control during compilation. The comments at specific points can give more context but the actual implementation structure is lacking clarity regarding what's going on here.
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/approve |
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