ProtocolVersion.java revision d25372dc8e65a9ed019a88fdf659ca61313f1b31
/*
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*
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* (the "License"). You may not use this file except in compliance
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*
* You can obtain a copy of the license at
* See the License for the specific language governing permissions
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*
* When distributing Covered Code, include this CDDL HEADER in each
* file and include the License file at
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*
* Copyright 2006-2008 Sun Microsystems, Inc.
*/
/**
* The version utility class for the replication protocol.
*/
public class ProtocolVersion
{
/**
* The constant for the first historical version of the replication protocol.
*/
public static final short REPLICATION_PROTOCOL_V1 = 1;
/**
* The constant for the real value of the first historical version of the
* replication protocol (was used in start messages only).
*/
public static final short REPLICATION_PROTOCOL_V1_REAL = 49;
/**
* The constant for the second version of the replication protocol.
*/
public static final short REPLICATION_PROTOCOL_V2 = 2;
/**
*/
private static short currentVersion = -1;
static
{
}
/**
* Gets the current version of the replication protocol.
*
* @return The current version of the protocol.
*/
public static short getCurrentVersion()
{
return currentVersion;
}
/**
* For test purpose.
* @param curVersion The provided current version.
*/
public static void setCurrentVersion(short curVersion)
{
}
/**
* Resets the protocol version to the default value (the latest version).
* For test purpose.
*/
public static void resetCurrentVersion()
{
}
/**
* Specifies the oldest version of the protocol from the provided one
* and the current one.
*
* @param version The version to be compared to the current one.
* @return The minimal protocol version.
*/
public static short minWithCurrent(short version)
{
return newVersion;
}
}