com.alibaba.rocketmq.common.sysflag.MessageSysFlag 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 com.alibaba.rocketmq.common.sysflag;
/**
* @author shijia.wxr
*/
public class MessageSysFlag {
public final static int CompressedFlag = (0x1 << 0);
public final static int MultiTagsFlag = (0x1 << 1);
public final static int TransactionNotType = (0x0 << 2);
public final static int TransactionPreparedType = (0x1 << 2);
public final static int TransactionCommitType = (0x2 << 2);
public final static int TransactionRollbackType = (0x3 << 2);
public static int getTransactionValue(final int flag) {
return flag & TransactionRollbackType;
}
public static int resetTransactionValue(final int flag, final int type) {
return (flag & (~TransactionRollbackType)) | type;
}
public static int clearCompressedFlag(final int flag) {
return flag & (~CompressedFlag);
}
}