github.com/tenywen/fabric@v1.0.0-beta.0.20170620030522-a5b1ed380643/core/ledger/kvledger/example/committer.go (about)

     1  /*
     2  Copyright IBM Corp. 2016 All Rights Reserved.
     3  
     4  Licensed under the Apache License, Version 2.0 (the "License");
     5  you may not use this file except in compliance with the License.
     6  You may obtain a copy of the License at
     7  
     8  		 http://www.apache.org/licenses/LICENSE-2.0
     9  
    10  Unless required by applicable law or agreed to in writing, software
    11  distributed under the License is distributed on an "AS IS" BASIS,
    12  WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
    13  See the License for the specific language governing permissions and
    14  limitations under the License.
    15  */
    16  
    17  package example
    18  
    19  import (
    20  	"github.com/hyperledger/fabric/core/ledger"
    21  
    22  	"github.com/hyperledger/fabric/protos/common"
    23  )
    24  
    25  // Committer a toy committer
    26  type Committer struct {
    27  	ledger ledger.PeerLedger
    28  }
    29  
    30  // ConstructCommitter constructs a committer for the example
    31  func ConstructCommitter(ledger ledger.PeerLedger) *Committer {
    32  	return &Committer{ledger}
    33  }
    34  
    35  // Commit commits the block
    36  func (c *Committer) Commit(rawBlock *common.Block) error {
    37  	logger.Debugf("Committer validating the block...")
    38  	if err := c.ledger.Commit(rawBlock); err != nil {
    39  		return err
    40  	}
    41  	return nil
    42  }