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Moved to couchbaselabs instead of couchbase. Moved transcoding to own…
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,80 @@ | ||
| package gocouchbase | ||
|
|
||
| import "encoding/json" | ||
| import "fmt" | ||
|
|
||
| func (b *Bucket) decodeValue(bytes []byte, flags uint32, out interface{}) (interface{}, error) { | ||
| fmt.Printf("Early Flags: %08x\n", flags) | ||
|
|
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| // Check for legacy flags | ||
| if flags&cfMask == 0 { | ||
| // Legacy Flags | ||
| if flags == lfJson { | ||
| // Legacy JSON | ||
| flags = cfFmtJson | ||
| } else { | ||
| return nil, clientError{"Unexpected legacy flags value"} | ||
| } | ||
| } | ||
|
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| fmt.Printf("Flags: %08x\n", flags) | ||
|
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| // Make sure compression is disabled | ||
| if flags&cfCmprMask != cfCmprNone { | ||
| return nil, clientError{"Unexpected value compression"} | ||
| } | ||
|
|
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| // If an output object was passed, try to json Unmarshal to it | ||
| if out != nil { | ||
| if flags&cfFmtJson != 0 { | ||
| err := json.Unmarshal(bytes, out) | ||
| if err != nil { | ||
| return nil, clientError{err.Error()} | ||
| } | ||
| return out, nil | ||
| } else { | ||
| return nil, clientError{"Unmarshal target passed, but type does not match."} | ||
| } | ||
| } | ||
|
|
||
| // Normal types of decoding | ||
| if flags&cfFmtMask == cfFmtBinary { | ||
| return bytes, nil | ||
| } else if flags&cfFmtMask == cfFmtString { | ||
| return string(bytes[0:]), nil | ||
| } else if flags&cfFmtMask == cfFmtJson { | ||
| var outVal interface{} | ||
| err := json.Unmarshal(bytes, &outVal) | ||
| if err != nil { | ||
| return nil, clientError{err.Error()} | ||
| } | ||
| return outVal, nil | ||
| } else { | ||
| return nil, clientError{"Unexpected flags value"} | ||
| } | ||
| } | ||
|
|
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| func (b *Bucket) encodeValue(value interface{}) ([]byte, uint32, error) { | ||
| var bytes []byte | ||
| var flags uint32 | ||
| var err error | ||
|
|
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| switch value.(type) { | ||
| case []byte: | ||
| bytes = value.([]byte) | ||
| flags = cfFmtBinary | ||
| case string: | ||
| bytes = []byte(value.(string)) | ||
| flags = cfFmtString | ||
| default: | ||
| bytes, err = json.Marshal(value) | ||
| if err != nil { | ||
| return nil, 0, clientError{err.Error()} | ||
| } | ||
| flags = cfFmtJson | ||
| } | ||
|
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| // No compression supported currently | ||
|
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| return bytes, flags, nil | ||
| } |