52 lines
		
	
	
		
			1.5 KiB
		
	
	
	
		
			Go
		
	
	
	
	
	
			
		
		
	
	
			52 lines
		
	
	
		
			1.5 KiB
		
	
	
	
		
			Go
		
	
	
	
	
	
| // Copyright 2014 The go-ethereum Authors
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| // This file is part of the go-ethereum library.
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| //
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| // The go-ethereum library is free software: you can redistribute it and/or modify
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| // it under the terms of the GNU Lesser General Public License as published by
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| // the Free Software Foundation, either version 3 of the License, or
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| // (at your option) any later version.
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| //
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| // The go-ethereum library is distributed in the hope that it will be useful,
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| // but WITHOUT ANY WARRANTY; without even the implied warranty of
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| // MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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| // GNU Lesser General Public License for more details.
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| //
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| // You should have received a copy of the GNU Lesser General Public License
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| // along with the go-ethereum library. If not, see <http://www.gnu.org/licenses/>.
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| 
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| package ethdb
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| 
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| type tableBatch struct {
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| 	batch  Batch
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| 	prefix string
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| }
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| 
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| // NewTableBatch returns a Batch object which prefixes all keys with a given string.
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| func NewTableBatch(db Database, prefix string) Batch {
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| 	return &tableBatch{db.NewBatch(), prefix}
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| }
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| 
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| func (dt *table) NewBatch() Batch {
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| 	return &tableBatch{dt.db.NewBatch(), dt.prefix}
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| }
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| 
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| func (tb *tableBatch) Put(key, value []byte) error {
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| 	return tb.batch.Put(append([]byte(tb.prefix), key...), value)
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| }
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| 
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| func (tb *tableBatch) Delete(key []byte) error {
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| 	return tb.batch.Delete(append([]byte(tb.prefix), key...))
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| }
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| 
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| func (tb *tableBatch) Write() error {
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| 	return tb.batch.Write()
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| }
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| 
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| func (tb *tableBatch) ValueSize() int {
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| 	return tb.batch.ValueSize()
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| }
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| 
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| func (tb *tableBatch) Reset() {
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| 	tb.batch.Reset()
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| }
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