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47 lines
1009 B
Go
47 lines
1009 B
Go
package ent
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import (
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"fmt"
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"github.com/jordanorelli/hyperstone/bit"
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)
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type Entity struct {
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*Class
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slots []interface{}
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}
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func (e *Entity) Read(br bit.Reader, sr *selectionReader) error {
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if e.Class == nil {
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return fmt.Errorf("unable to read entity: entity has no class")
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}
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Debug.Printf("entity %v read", e)
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if err := sr.read(br, htree); err != nil {
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return fmt.Errorf("unable to read entity: %v", err)
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}
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for _, s := range sr.selections() {
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switch s.count {
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case 0:
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panic("field selection makes no sense")
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case 1:
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Debug.Printf("direct selection: %v", s.path())
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field := e.Class.Fields[s.vals[0]]
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Debug.Printf("field: %v", e.Class.Fields[s.vals[0]])
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fn := field.decoder
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if fn == nil {
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Info.Fatalf("field has no decoder: %v", field)
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}
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v, err := fn(br), br.Err()
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Debug.Printf("value: %v err: %v", v, err)
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if err != nil {
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Info.Fatalf("field decode error: %v", err)
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}
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default:
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Debug.Printf("child selection: %v", s.path())
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}
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}
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return nil
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}
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