public static Block getECBlock(int timestamp) {
Block block = blockchain.getLastBlock();
if (timestamp < block.getTimestamp() - 15) {
throw new IllegalArgumentException(
"Timestamp cannot be more than 15 s earlier than last block timestamp: "
+ block.getTimestamp());
}
int distance = 0;
while (block.getTimestamp() > timestamp - Constants.EC_RULE_TERMINATOR
&& distance < Constants.EC_BLOCK_DISTANCE_LIMIT) {
block = blockchain.getBlock(block.getPreviousBlockId());
distance += 1;
}
return block;
}
/**
* Create a ledger entry
*
* @param event Event
* @param eventId Event identifier
* @param accountId Account identifier
* @param holding Holding or null
* @param holdingId Holding identifier or null
* @param change Change in balance
* @param balance New balance
*/
public LedgerEntry(
LedgerEvent event,
long eventId,
long accountId,
LedgerHolding holding,
Long holdingId,
long change,
long balance) {
this.event = event;
this.eventId = eventId;
this.accountId = accountId;
this.holding = holding;
this.holdingId = holdingId;
this.change = change;
this.balance = balance;
Block block = blockchain.getLastBlock();
this.blockId = block.getId();
this.height = block.getHeight();
this.timestamp = block.getTimestamp();
}