Package org.mariadb.jdbc.internal.protocol

Class MastersSlavesProtocol

java.lang.Object

org.mariadb.jdbc.internal.protocol.AbstractConnectProtocol

org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol

org.mariadb.jdbc.internal.protocol.MasterProtocol

org.mariadb.jdbc.internal.protocol.MastersSlavesProtocol

All Implemented Interfaces:

java.io.Closeable, java.lang.AutoCloseable, Protocol

Direct Known Subclasses:

AuroraProtocol

public class MastersSlavesProtocol
extends MasterProtocol

Field Summary

Fields

Modifier and Type	Field	Description
protected boolean	masterConnection
private boolean	mustBeMasterConnection

Fields inherited from class org.mariadb.jdbc.internal.protocol.AbstractConnectProtocol

activeStreamingResult, autoIncrementIncrement, CHECK_GALERA_STATE_QUERY, connected, database, eofDeprecated, exceptionFactory, explicitClosed, galeraAllowedStates, hasWarnings, lock, options, proxy, reader, readOnly, serverCapabilities, serverPrepareStatementCache, serverStatus, serverThreadId, socket, socketTimeout, traceCache, urlParser, writer

Constructor Summary

Constructors

Constructor	Description
MastersSlavesProtocol(UrlParser url, GlobalStateInfo globalInfo, java.util.concurrent.locks.ReentrantLock lock, LruTraceCache traceCache)

Method Summary

Modifier and Type	Method	Description
protected static boolean	foundMaster(MastersSlavesListener listener, MastersSlavesProtocol protocol, SearchFilter searchFilter)
protected static boolean	foundSecondary(MastersSlavesListener listener, MastersSlavesProtocol protocol, SearchFilter searchFilter)
private static MastersSlavesProtocol	getNewProtocol(FailoverProxy proxy, GlobalStateInfo globalInfo, UrlParser urlParser)	Get new instance of MastersSlavesProtocol.
static void	loop(MastersSlavesListener listener, GlobalStateInfo globalInfo, java.util.List<HostAddress> addresses, SearchFilter searchFilter)	loop until found the failed connection.
boolean	mustBeMasterConnection()
private static void	resetHostList(MastersSlavesListener listener, java.util.Deque<HostAddress> loopAddresses)	Reinitialize loopAddresses with all servers in randomize order.
void	setMustBeMasterConnection(boolean mustBeMasterConnection)

Methods inherited from class org.mariadb.jdbc.internal.protocol.MasterProtocol

loop

Methods inherited from class org.mariadb.jdbc.internal.protocol.AbstractQueryProtocol

addPrepareInCache, cancelCurrentQuery, closeExplicit, executeBatchClient, executeBatchServer, executeBatchStmt, executePreparedQuery, executeQuery, executeQuery, executeQuery, executeQuery, executeQuery, forceReleasePrepareStatement, forceReleaseWaitingPrepareStatement, getAutocommit, getAutoIncrementIncrement, getCatalog, getMaxRows, getResult, getTimeout, getTransactionIsolationLevel, handleIoException, interrupt, inTransaction, isInterrupted, isValid, ping, prepare, prolog, prologProxy, releasePrepareStatement, reset, resetDatabase, resetStateAfterFailover, rollback, setActiveFutureTask, setCatalog, setLocalInfileInputStream, setMaxRows, setReadonly, setTimeout, setTransactionIsolation, stopIfInterrupted

Methods inherited from class org.mariadb.jdbc.internal.protocol.AbstractConnectProtocol

abort, changeSocketSoTimeout, changeSocketTcpNoDelay, checkIfMaster, close, connect, connectWithoutProxy, destroySocket, getActiveStreamingResult, getDatabase, getHost, getHostAddress, getLock, getMajorServerVersion, getMinorServerVersion, getOptions, getPinGlobalTxToPhysicalConnection, getPort, getProxy, getReader, getReadonly, getServerThreadId, getServerVersion, getSocket, getTimeZone, getTraces, getUrlParser, getUsername, hasMoreResults, hasWarnings, isClosed, isConnected, isEofDeprecated, isExplicitClosed, isMasterConnection, isServerMariaDb, noBackslashEscapes, prepareStatementCache, readEofPacket, readPipelineCheckMaster, removeActiveStreamingResult, removeHasMoreResults, sessionStateAware, setActiveStreamingResult, setHasWarnings, setHostAddress, setHostFailedWithoutProxy, setProxy, setServerStatus, shouldReconnectWithoutProxy, skip, skipEofPacket, versionGreaterOrEqual

Methods inherited from class java.lang.Object

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

Methods inherited from interface java.io.Closeable

close

Methods inherited from interface org.mariadb.jdbc.internal.protocol.Protocol

abort, changeSocketSoTimeout, changeSocketTcpNoDelay, checkIfMaster, close, connect, connectWithoutProxy, getActiveStreamingResult, getDatabase, getHost, getHostAddress, getLock, getMajorServerVersion, getMinorServerVersion, getOptions, getPinGlobalTxToPhysicalConnection, getPort, getProxy, getReader, getReadonly, getServerThreadId, getServerVersion, getSocket, getTimeZone, getTraces, getUrlParser, getUsername, hasMoreResults, hasWarnings, isClosed, isConnected, isEofDeprecated, isExplicitClosed, isMasterConnection, isServerMariaDb, noBackslashEscapes, prepareStatementCache, readEofPacket, removeActiveStreamingResult, removeHasMoreResults, sessionStateAware, setActiveStreamingResult, setHasWarnings, setHostAddress, setHostFailedWithoutProxy, setProxy, setServerStatus, shouldReconnectWithoutProxy, skip, skipEofPacket, versionGreaterOrEqual

Field Detail

masterConnection

protected boolean masterConnection

mustBeMasterConnection

private boolean mustBeMasterConnection

Constructor Detail

MastersSlavesProtocol

public MastersSlavesProtocol(UrlParser url,
                             GlobalStateInfo globalInfo,
                             java.util.concurrent.locks.ReentrantLock lock,
                             LruTraceCache traceCache)

Method Detail

loop

public static void loop(MastersSlavesListener listener,
                        GlobalStateInfo globalInfo,
                        java.util.List<HostAddress> addresses,
                        SearchFilter searchFilter)
                 throws java.sql.SQLException

loop until found the failed connection.

Parameters:

listener - current failover

globalInfo - server global variables information

addresses - list of HostAddress to loop

searchFilter - search parameter

Throws:

java.sql.SQLException - if not found

resetHostList

private static void resetHostList(MastersSlavesListener listener,
                                  java.util.Deque<HostAddress> loopAddresses)

Reinitialize loopAddresses with all servers in randomize order.

Parameters:

listener - current listener

loopAddresses - the list to reinitialize

foundMaster

protected static boolean foundMaster(MastersSlavesListener listener,
                                     MastersSlavesProtocol protocol,
                                     SearchFilter searchFilter)

foundSecondary

protected static boolean foundSecondary(MastersSlavesListener listener,
                                        MastersSlavesProtocol protocol,
                                        SearchFilter searchFilter)
                                 throws java.sql.SQLException

Throws:

java.sql.SQLException

getNewProtocol

private static MastersSlavesProtocol getNewProtocol(FailoverProxy proxy,
                                                    GlobalStateInfo globalInfo,
                                                    UrlParser urlParser)

Get new instance of MastersSlavesProtocol.

Parameters:

proxy - proxy

urlParser - connection string Object.

Returns:

a new MastersSlavesProtocol instance

mustBeMasterConnection

public boolean mustBeMasterConnection()

Specified by:

mustBeMasterConnection in interface Protocol

Overrides:

mustBeMasterConnection in class AbstractConnectProtocol

setMustBeMasterConnection

public void setMustBeMasterConnection(boolean mustBeMasterConnection)