Coverage Summary for Class: BlockTxSignatureCache (org.ethereum.core)

Class Class, % Method, % Line, %
BlockTxSignatureCache 100% (1/1) 100% (3/3) 66.7% (14/21)


1 /* 2  * This file is part of RskJ 3  * Copyright (C) 2017 RSK Labs Ltd. 4  * (derived from ethereumJ library, Copyright (c) 2016 <ether.camp>) 5  * 6  * This program is free software: you can redistribute it and/or modify 7  * it under the terms of the GNU Lesser General Public License as published by 8  * the Free Software Foundation, either version 3 of the License, or 9  * (at your option) any later version. 10  * 11  * This program is distributed in the hope that it will be useful, 12  * but WITHOUT ANY WARRANTY; without even the implied warranty of 13  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the 14  * GNU Lesser General Public License for more details. 15  * 16  * You should have received a copy of the GNU Lesser General Public License 17  * along with this program. If not, see <http://www.gnu.org/licenses/>. 18  */ 19  20 package org.ethereum.core; 21  22 import co.rsk.core.RskAddress; 23 import co.rsk.remasc.RemascTransaction; 24 import co.rsk.util.MaxSizeHashMap; 25  26  27 public class BlockTxSignatureCache extends SignatureCache { 28  29  private static final int MAX_CACHE_SIZE = 900; 30  31  private SignatureCache internalCache; 32  33  public BlockTxSignatureCache(SignatureCache internalCache) { 34  this.internalCache = internalCache; 35  addressesCache = new MaxSizeHashMap<>(MAX_CACHE_SIZE,false); 36  } 37  38  @Override 39  public RskAddress getSender(Transaction transaction) { 40  41  if (transaction instanceof RemascTransaction) { 42  return RemascTransaction.REMASC_ADDRESS; 43  } 44  45  RskAddress address = addressesCache.get(transaction); 46  if (address != null) { 47  return address; 48  } 49  50  if (internalCache.containsTx(transaction)) { 51  RskAddress sender = internalCache.getSender(transaction); 52  addressesCache.put(transaction, sender); 53  return sender; 54  } 55  56  return transaction.getSender(); 57  } 58  59  @Override 60  public void storeSender(Transaction transaction) { 61  62  if (!hasToComputeSender(transaction)) { 63  return; 64  } 65  66  if (internalCache.containsTx(transaction)) { 67  RskAddress sender = internalCache.getSender(transaction); 68  addressesCache.put(transaction, sender); 69  } 70  71  addressesCache.put(transaction, transaction.getSender()); 72  } 73 }