func (b *baseBlockset) Trim(from, to int) error {
if from >= len(b.blocks) {
return nil
}
if to > len(b.blocks) {
to = len(b.blocks)
}
for i := from; i < to; i++ {
b.blocks[i] = torus.ZeroBlock()
}
return nil
}
func (b *baseBlockset) Truncate(lastIndex int, _ uint64) error {
if lastIndex <= len(b.blocks) {
b.blocks = b.blocks[:lastIndex]
return nil
}
toadd := lastIndex - len(b.blocks)
for toadd != 0 {
b.blocks = append(b.blocks, torus.ZeroBlock())
toadd--
}
return nil
}
func (b *replicationBlockset) Trim(from, to int) error {
err := b.sub.Trim(from, to)
if err != nil {
return err
}
if from >= len(b.repBlocks[0]) {
return nil
}
if to > len(b.repBlocks[0]) {
to = len(b.repBlocks[0])
}
for i := from; i < to; i++ {
for _, blist := range b.repBlocks {
blist[i] = torus.ZeroBlock()
}
}
return nil
}
func (b *replicationBlockset) Truncate(lastIndex int, blocksize uint64) error {
err := b.sub.Truncate(lastIndex, blocksize)
if err != nil {
return err
}
if lastIndex <= len(b.repBlocks[0]) {
for i := range b.repBlocks {
b.repBlocks[i] = b.repBlocks[i][:lastIndex]
}
return nil
}
for i := range b.repBlocks {
toadd := lastIndex - len(b.repBlocks[0])
for toadd != 0 {
b.repBlocks[i] = append(b.repBlocks[i], torus.ZeroBlock())
toadd--
}
}
return nil
}
