/*
* Copyright (c) [2016] [ <ether.camp> ]
* This file is part of the ethereumJ library.
*
* The ethereumJ library is free software: you can redistribute it and/or modify
* it under the terms of the GNU Lesser General Public License as published by
* the Free Software Foundation, either version 3 of the License, or
* (at your option) any later version.
*
* The ethereumJ library is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU Lesser General Public License for more details.
*
* You should have received a copy of the GNU Lesser General Public License
* along with the ethereumJ library. If not, see <http://www.gnu.org/licenses/>.
*/
package org.ethereum.net.eth.message;
import org.ethereum.core.Bloom;
import org.ethereum.core.Transaction;
import org.ethereum.core.TransactionReceipt;
import org.ethereum.util.RLP;
import org.ethereum.util.RLPElement;
import org.ethereum.util.RLPItem;
import org.ethereum.util.RLPList;
import org.ethereum.vm.LogInfo;
import java.util.ArrayList;
import java.util.List;
/**
* Wrapper around an Ethereum Receipts message on the network
* Tx Receipts grouped by blocks
*
* @see EthMessageCodes#RECEIPTS
*/
public class ReceiptsMessage extends EthMessage {
private List<List<TransactionReceipt>> receipts;
public ReceiptsMessage(byte[] encoded) {
super(encoded);
}
public ReceiptsMessage(List<List<TransactionReceipt>> receiptList) {
this.receipts = receiptList;
parsed = true;
}
private synchronized void parse() {
if (parsed) return;
RLPList paramsList = (RLPList) RLP.decode2(encoded).get(0);
this.receipts = new ArrayList<>();
for (int i = 0; i < paramsList.size(); ++i) {
RLPList blockRLP = (RLPList) paramsList.get(i);
List<TransactionReceipt> blockReceipts = new ArrayList<>();
for (RLPElement txReceipt : blockRLP) {
RLPList receiptRLP = (RLPList) txReceipt;
if (receiptRLP.size() != 4) {
continue;
}
TransactionReceipt receipt = new TransactionReceipt(receiptRLP);
blockReceipts.add(receipt);
}
this.receipts.add(blockReceipts);
}
this.parsed = true;
}
private void encode() {
List<byte[]> blocks = new ArrayList<>();
for (List<TransactionReceipt> blockReceipts : receipts) {
List<byte[]> encodedBlockReceipts = new ArrayList<>();
for (TransactionReceipt txReceipt : blockReceipts) {
encodedBlockReceipts.add(txReceipt.getEncoded(true));
}
byte[][] encodedElementArray = encodedBlockReceipts.toArray(new byte[encodedBlockReceipts.size()][]);
byte[] blockReceiptsEncoded = RLP.encodeList(encodedElementArray);
blocks.add(blockReceiptsEncoded);
}
byte[][] encodedElementArray = blocks.toArray(new byte[blocks.size()][]);
this.encoded = RLP.encodeList(encodedElementArray);
}
@Override
public byte[] getEncoded() {
if (encoded == null) encode();
return encoded;
}
public List<List<TransactionReceipt>> getReceipts() {
parse();
return receipts;
}
@Override
public EthMessageCodes getCommand() {
return EthMessageCodes.RECEIPTS;
}
@Override
public Class<?> getAnswerMessage() {
return null;
}
public String toString() {
parse();
final StringBuilder sb = new StringBuilder();
if (receipts.size() < 4) {
for (List<TransactionReceipt> blockReceipts : receipts)
sb.append("\n ").append(blockReceipts.size()).append(" receipts in block");
} else {
for (int i = 0; i < 3; i++) {
sb.append("\n ").append(receipts.get(i).size()).append(" receipts in block");
}
sb.append("\n ").append("[Skipped ").append(receipts.size() - 3).append(" blocks]");
}
return "[" + getCommand().name() + " num:"
+ receipts.size() + " " + sb.toString() + "]";
}
}