/*
* 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.jsontestsuite.suite;
import org.ethereum.db.ByteArrayWrapper;
import org.ethereum.db.ContractDetails;
import org.spongycastle.util.encoders.Hex;
import java.util.HashMap;
import java.util.Map;
import static org.ethereum.crypto.HashUtil.sha3;
import static org.ethereum.crypto.HashUtil.EMPTY_DATA_HASH;
import static org.ethereum.util.ByteUtil.EMPTY_BYTE_ARRAY;
/**
* Common functionality for ContractDetails implementations
*
* Created by Anton Nashatyrev on 24.03.2016.
*/
public abstract class AbstractContractDetails implements ContractDetails {
private boolean dirty = false;
private boolean deleted = false;
private Map<ByteArrayWrapper, byte[]> codes = new HashMap<>();
@Override
public byte[] getCode() {
return codes.size() == 0 ? EMPTY_BYTE_ARRAY : codes.values().iterator().next();
}
@Override
public byte[] getCode(byte[] codeHash) {
if (java.util.Arrays.equals(codeHash, EMPTY_DATA_HASH))
return EMPTY_BYTE_ARRAY;
byte[] code = codes.get(new ByteArrayWrapper(codeHash));
return code == null ? EMPTY_BYTE_ARRAY : code;
}
@Override
public void setCode(byte[] code) {
if (code == null) return;
codes.put(new ByteArrayWrapper(sha3(code)), code);
setDirty(true);
}
protected Map<ByteArrayWrapper, byte[]> getCodes() {
return codes;
}
protected void setCodes(Map<ByteArrayWrapper, byte[]> codes) {
this.codes = new HashMap<>(codes);
}
protected void appendCodes(Map<ByteArrayWrapper, byte[]> codes) {
this.codes.putAll(codes);
}
@Override
public void setDirty(boolean dirty) {
this.dirty = dirty;
}
@Override
public boolean isDirty() {
return dirty;
}
@Override
public void setDeleted(boolean deleted) {
this.deleted = deleted;
}
@Override
public boolean isDeleted() {
return deleted;
}
public abstract ContractDetails clone();
@Override
public String toString() {
String ret = " Code: " + (codes.size() < 2 ? Hex.toHexString(getCode()) : codes.size() + " versions" ) + "\n";
ret += " Storage: " + getStorage().toString();
return ret;
}
}