ml
30 lines
855 B
Go
30 lines
855 B
Go
package resource
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import (
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"io"
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)
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// View is a read-only view on a selected resource.
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type View interface {
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// Compound tells whether the resource should be serialized with a directory.
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// Compound resources can have zero, one, or more blocks.
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// Simple resources always have exactly one block.
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Compound() bool
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// ContentType describes how the block data shall be interpreted.
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ContentType() ContentType
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// Compressed tells whether the data shall be serialized in compressed form.
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Compressed() bool
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// BlockCount returns the number of available blocks in the resource.
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// Simple resources will always have exactly one block.
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BlockCount() int
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// Block returns the reader for the identified block.
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// Each call returns a new reader instance.
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// Data provided by this reader is always uncompressed.
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Block(index int) (io.Reader, error)
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}
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