org.apache.pulsar.broker.transaction.exception.TransactionException Maven / Gradle / Ivy
/**
* Licensed to the Apache Software Foundation (ASF) under one
* or more contributor license agreements. See the NOTICE file
* distributed with this work for additional information
* regarding copyright ownership. The ASF licenses this file
* to you under the Apache License, Version 2.0 (the
* "License"); you may not use this file except in compliance
* with the License. You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing,
* software distributed under the License is distributed on an
* "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
* KIND, either express or implied. See the License for the
* specific language governing permissions and limitations
* under the License.
*/
package org.apache.pulsar.broker.transaction.exception;
import org.apache.pulsar.client.api.transaction.TxnID;
import org.apache.pulsar.transaction.coordinator.proto.TxnStatus;
/**
* The base exception class for the errors thrown from Transaction.
*/
public abstract class TransactionException extends Exception {
private static final long serialVersionUID = 0L;
public TransactionException(String message) {
super(message);
}
public TransactionException(String message, Throwable cause) {
super(message, cause);
}
public TransactionException(Throwable cause) {
super(cause);
}
/**
* Exception is thrown when opening a reader on a transaction that is not sealed yet.
*/
public static class TransactionNotSealedException extends TransactionException {
private static final long serialVersionUID = 0L;
public TransactionNotSealedException(String message) {
super(message);
}
}
/**
* Exception thrown if a transaction is already sealed.
*
* If a transaction is sealed, no more entries should be appended to this transaction.
*/
public static class TransactionSealedException extends TransactionException {
private static final long serialVersionUID = 5366602873819540477L;
public TransactionSealedException(String message) {
super(message);
}
}
/**
* Exceptions are thrown when operations are applied to a transaction which is not in expected txn status.
*/
public static class TransactionStatusException extends TransactionException {
private static final long serialVersionUID = 0L;
public TransactionStatusException(TxnID txnId,
TxnStatus expectedStatus,
TxnStatus actualStatus) {
super("Transaction `q" + txnId + "` is not in an expected status `" + expectedStatus
+ "`, but is in status `" + actualStatus + "`");
}
}
}