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go/src/infra/libs/git/blob.go

+// Copyright 2014 The Chromium Authors. All rights reserved.
+// Use of this source code is governed by a BSD-style license that can be
+// found in the LICENSE file.
+
+package git
+
+import (
+        "fmt"
+)
+
+// Types ///////////////////////////////////////////////////////////////////////
+
+// Blob is a git Object which represents file data
+type Blob struct {
+        id   *ObjectID
+        data string
+}
+
+// Constructors  ///////////////////////////////////////////////////////////////
+
+// NewBlobFromRaw creates a new *Blob, calculating the ID() from |data|
+func NewBlobFromRaw(data []byte) *Blob {
+        return NewBlobFromRawWithID(MakeObjectIDForData(BlobType, data), data)
+}
+
+// BlobFromRawWithID creates a new *Blob, trusting |id|. There is no
+// verification that |data| and |id| match.
+func NewBlobFromRawWithID(id Identifiable, data []byte) *Blob {
+        return &Blob{id.ID(), string(data)}
+}
+
+// Member functions ////////////////////////////////////////////////////////////
+
+func (b *Blob) ID() *ObjectID     { return b.id }
+func (b *Blob) Type() ObjectType  { return BlobType }
+func (b *Blob) Complete() bool    { return true }
+func (b *Blob) RawString() string { return b.data }
+func (b *Blob) String() string {
+        return fmt.Sprintf("Blob(%s, <data len(%d)>)", b.ID(), len(b.data))
+}