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fixes to contract

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This commit is contained in:
mattbradburyr3 2023-01-29 12:40:20 +00:00
parent 671ee59827
commit 974a6be2b5
1 changed files with 7 additions and 2 deletions
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9
contracts/src/main/java/com/r3/developers/csdetemplate/utxoexample/contracts/ChatContract.java
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@ -8,8 +8,11 @@ import net.corda.v5.ledger.utxo.ContractState;
import net.corda.v5.ledger.utxo.StateAndRef;
import net.corda.v5.ledger.utxo.transaction.UtxoLedgerTransaction;
import org.jetbrains.annotations.NotNull;
import org.slf4j.Logger;
import org.slf4j.LoggerFactory;
import java.security.PublicKey;
import java.util.Objects;
import java.util.Set;
import static java.util.Objects.*;
@ -18,6 +21,8 @@ import static java.util.Objects.*;
public class ChatContract implements Contract {
private final static Logger log = LoggerFactory.getLogger(ChatContract.class);
public static class Create implements Command { }
public static class Update implements Command { }
@ -47,8 +52,8 @@ public class ChatContract implements Contract {
requireThat(transaction.getOutputContractStates().size() == 1, "When command is Update there should be one and only one output state.");
ChatState input = transaction.getInputStates(ChatState.class).get(0);
requireThat(input.getId() == output.getId(), "When command is Update id must not change.");
requireThat(input.getChatName() == output.getChatName(), "When command is Update chatName must not change.");
requireThat(input.getId().equals(output.getId()), "When command is Update id must not change.");
requireThat(input.getChatName().equals(output.getChatName()), "When command is Update chatName must not change.");
requireThat(
input.getParticipants().containsAll(output.getParticipants()) &&
output.getParticipants().containsAll(input.getParticipants()),