alluxio.master.meta

Class UpdateCheck

java.lang.Object

alluxio.master.meta.UpdateCheck

@ThreadSafe
public final class UpdateCheck
extends Object

Check for updates.

Method Summary

Modifier and Type	Method and Description
static String	getLatestVersion(MetaMaster metaMaster, long connectionRequestTimeout, long connectTimeout, long socketTimeout)
static List<String>	getUserAgentClusterInfoList(int clusterSize) Get the cluster information.
static String	getUserAgentEnvironmentString(String clusterID)
static List<String>	getUserAgentFeatureList() Get the feature's information.
static String	getUserAgentString(String clusterID, int clusterSize)

Methods inherited from class java.lang.Object

clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

Method Detail

getLatestVersion

public static String getLatestVersion(MetaMaster metaMaster,
                                      long connectionRequestTimeout,
                                      long connectTimeout,
                                      long socketTimeout)
                               throws IOException

Parameters:

metaMaster - the cluster meta master

connectionRequestTimeout - the connection request timeout for the HTTP request in ms

connectTimeout - the connection timeout for the HTTP request in ms

socketTimeout - the socket timeout for the HTTP request in ms

Returns:

the latest Alluxio version string

Throws:

IOException

getUserAgentString

public static String getUserAgentString(String clusterID,
                                        int clusterSize)

Parameters:

clusterID - the cluster ID

clusterSize - number of live workers

Returns:

a string representation of the user's environment in the format "Alluxio/{ALLUXIO_VERSION} (valueA; valueB)"

getUserAgentEnvironmentString

public static String getUserAgentEnvironmentString(String clusterID)

Parameters:

clusterID - the cluster ID

Returns:

a string representation of the user's environment in the format "docker; kubernetes"

getUserAgentFeatureList

public static List<String> getUserAgentFeatureList()

Get the feature's information.

Returns:

a list of strings representing enabled features

getUserAgentClusterInfoList

public static List<String> getUserAgentClusterInfoList(int clusterSize)

Get the cluster information.

Parameters:

clusterSize - number of live workers

Returns:

cluster information