package org.infinispan.commands.remote.recovery;
import java.io.IOException;
import java.io.ObjectInput;
import java.io.ObjectOutput;
import java.util.List;
import javax.transaction.xa.Xid;
import org.infinispan.context.InvocationContext;
import org.infinispan.util.ByteString;
import org.infinispan.util.logging.Log;
import org.infinispan.util.logging.LogFactory;
/**
* Rpc to obtain all in-doubt prepared transactions stored on remote nodes.
* A transaction is in doubt if it is prepared and the node where it started has crashed.
*
* @author Mircea.Markus@jboss.com
* @since 5.0
*/
public class GetInDoubtTransactionsCommand extends RecoveryCommand {
private static final Log log = LogFactory.getLog(GetInDoubtTransactionsCommand.class);
public static final int COMMAND_ID = 21;
private GetInDoubtTransactionsCommand() {
super(null); // For command id uniqueness test
}
public GetInDoubtTransactionsCommand(ByteString cacheName) {
super(cacheName);
}
@Override
public List<Xid> perform(InvocationContext ctx) throws Throwable {
List<Xid> localInDoubtTransactions = recoveryManager.getInDoubtTransactions();
log.tracef("Returning result %s", localInDoubtTransactions);
return localInDoubtTransactions;
}
@Override
public byte getCommandId() {
return COMMAND_ID;
}
@Override
public void writeTo(ObjectOutput output) throws IOException {
// No parameters
}
@Override
public void readFrom(ObjectInput input) throws IOException, ClassNotFoundException {
// No parameters
}
@Override
public String toString() {
return getClass().getSimpleName() + " { cacheName = " + cacheName + "}";
}
}