MySQLProtocol (mariadb-java-client 1.2.3 API)

java.lang.Object
- org.mariadb.jdbc.internal.mysql.MySQLProtocol

All Implemented Interfaces:

Protocol

Direct Known Subclasses:

MastersSlavesProtocol
```
public class MySQLProtocol
extends Object
implements Protocol
```

Nested Class Summary

Nested Classes
Modifier and Type Class and Description

class MySQLProtocol.PrepareResult

Nested Classes
Modifier and Type	Class and Description
`class`	`MySQLProtocol.PrepareResult`

Field Summary

Fields
Modifier and Type	Field and Description
`StreamingSelectResult`	`activeResult`
`protected HostAddress`	`currentHost`
`int`	`datatypeMappingFlags`
`boolean`	`hasWarnings`
`protected JDBCUrl`	`jdbcUrl`
`protected ReentrantReadWriteLock`	`lock`
`boolean`	`moreResults`
`protected SyncPacketFetcher`	`packetFetcher`
`protected FailoverProxy`	`proxy`
`protected boolean`	`readOnly`
`short`	`serverStatus`
`protected Socket`	`socket`
`protected PacketOutputStream`	`writer`

Constructor Summary

Constructors
Constructor and Description

MySQLProtocol(JDBCUrl jdbcUrl, ReentrantReadWriteLock lock)
Get a protocol instance

Constructors
Constructor and Description
`MySQLProtocol(JDBCUrl jdbcUrl, ReentrantReadWriteLock lock)` Get a protocol instance

Method Summary

All Methods Static Methods Instance Methods Concrete Methods
Modifier and Type	Method and Description
`void`	`cancelCurrentQuery()` cancels the current query - clones the current protocol and executes a query using the new connection
`boolean`	`checkIfMaster()`
`void`	`close()` Closes socket and stream readers/writers Attempts graceful shutdown.
`protected static void`	`close(PacketFetcher fetcher, PacketOutputStream packetOutputStream, Socket socket)`
`void`	`closeExplicit()`
`void`	`closeIfActiveResult()`
`void`	`closePreparedStatement(int statementId)`
`void`	`connect()`
`void`	`connectWithoutProxy()`
`QueryResult`	`executeQuery(List<Query> dQueries, boolean streaming, boolean isRewritable, int rewriteOffset)`
`QueryResult`	`executeQuery(Query dQuery)`
`QueryResult`	`executeQuery(Query query, boolean streaming)`
`boolean`	`getAutocommit()`
`String`	`getDatabase()`
`int`	`getDatatypeMappingFlags()`
`String`	`getHost()`
`HostAddress`	`getHostAddress()`
`JDBCUrl`	`getJdbcUrl()`
`int`	`getMajorServerVersion()`
`int`	`getMaxAllowedPacket()`
`int`	`getMaxRows()`
`int`	`getMinorServerVersion()`
`QueryResult`	`getMoreResults(boolean streaming)`
`static MySQLProtocol`	`getNewProtocol(FailoverProxy proxy, JDBCUrl jdbcUrl)`
`Options`	`getOptions()`
`String`	`getPassword()`
`boolean`	`getPinGlobalTxToPhysicalConnection()`
`int`	`getPort()`
`FailoverProxy`	`getProxy()`
`boolean`	`getReadonly()`
`QueryResult`	`getResult(List<Query> dQueries, boolean streaming)`
`long`	`getServerThreadId()`
`String`	`getServerVersion()`
`int`	`getTimeout()` Returns the connection timeout in milliseconds.
`int`	`getTransactionIsolationLevel()`
`String`	`getUsername()`
`boolean`	`hasMoreResults()`
`boolean`	`hasUnreadData()`
`boolean`	`hasWarnings()`
`static String`	`hexdump(byte[] buffer, int offset)`
`static String`	`hexdump(ByteBuffer bb, int offset)`
`boolean`	`inTransaction()`
`boolean`	`isClosed()`
`boolean`	`isConnected()`
`boolean`	`isExplicitClosed()`
`boolean`	`isMasterConnection()`
`static void`	`loop(Listener listener, List<HostAddress> addresses, Map<HostAddress,Long> blacklist, SearchFilter searchFilter)` loop until found the failed connection.
`boolean`	`mustBeMasterConnection()`
`boolean`	`noBackslashEscapes()`
`boolean`	`ping()`
`MySQLProtocol.PrepareResult`	`prepare(String sql)`
`void`	`rollback()`
`void`	`setCatalog(String database)`
`void`	`setHostAddress(HostAddress host)`
`void`	`setHostFailedWithoutProxy()`
`void`	`setInternalMaxRows(int max)`
`void`	`setLocalInfileInputStream(InputStream inputStream)`
`void`	`setMaxAllowedPacket(int maxAllowedPacket)`
`void`	`setMaxRows(int max)`
`void`	`setProxy(FailoverProxy proxy)`
`void`	`setReadonly(boolean readOnly)`
`void`	`setTimeout(int timeout)` Sets the connection timeout.
`void`	`setTransactionIsolation(int level)`
`boolean`	`shouldReconnectWithoutProxy()`
`boolean`	`versionGreaterOrEqual(int major, int minor, int patch)`

Methods inherited from class java.lang.Object
clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

- Field Detail
  - lock
```
protected final ReentrantReadWriteLock lock
```
  - socket
```
protected Socket socket
```
  - writer
```
protected PacketOutputStream writer
```
  - readOnly
```
protected boolean readOnly
```
  - packetFetcher
```
protected SyncPacketFetcher packetFetcher
```
  - moreResults
```
public boolean moreResults
```
  - hasWarnings
```
public boolean hasWarnings
```
  - activeResult
```
public StreamingSelectResult activeResult
```
  - datatypeMappingFlags
```
public int datatypeMappingFlags
```
  - serverStatus
```
public short serverStatus
```
  - jdbcUrl
```
protected final JDBCUrl jdbcUrl
```
  - currentHost
```
protected HostAddress currentHost
```
  - proxy
```
protected FailoverProxy proxy
```
- Constructor Detail
  - MySQLProtocol
```
public MySQLProtocol(JDBCUrl jdbcUrl,
                     ReentrantReadWriteLock lock)
```
    Get a protocol instance
    
    Parameters:
    
    jdbcUrl - connection URL infos
    
    lock - the lock for thread synchronisation
- Method Detail
  - checkIfMaster
```
public boolean checkIfMaster()
                      throws QueryException
```
    Specified by:
    
    checkIfMaster in interface Protocol
    
    Throws:
    
    QueryException
  - prepare
```
public MySQLProtocol.PrepareResult prepare(String sql)
                                    throws QueryException
```
    Specified by:
    
    prepare in interface Protocol
    
    Throws:
    
    QueryException
  - closePreparedStatement
```
public void closePreparedStatement(int statementId)
                            throws QueryException
```
    Specified by:
    
    closePreparedStatement in interface Protocol
    
    Throws:
    
    QueryException
  - setHostFailedWithoutProxy
```
public void setHostFailedWithoutProxy()
```
    Specified by:
    
    setHostFailedWithoutProxy in interface Protocol
  - getJdbcUrl
```
public JDBCUrl getJdbcUrl()
```
    Specified by:
    
    getJdbcUrl in interface Protocol
  - getNewProtocol
```
public static MySQLProtocol getNewProtocol(FailoverProxy proxy,
                                           JDBCUrl jdbcUrl)
```
  - getAutocommit
```
public boolean getAutocommit()
```
    Specified by:
    
    getAutocommit in interface Protocol
  - isMasterConnection
```
public boolean isMasterConnection()
```
    Specified by:
    
    isMasterConnection in interface Protocol
  - mustBeMasterConnection
```
public boolean mustBeMasterConnection()
```
    Specified by:
    
    mustBeMasterConnection in interface Protocol
  - noBackslashEscapes
```
public boolean noBackslashEscapes()
```
    Specified by:
    
    noBackslashEscapes in interface Protocol
  - connect
```
public void connect()
             throws QueryException
```
    Specified by:
    
    connect in interface Protocol
    
    Throws:
    
    QueryException
  - connectWithoutProxy
```
public void connectWithoutProxy()
                         throws QueryException
```
    Specified by:
    
    connectWithoutProxy in interface Protocol
    
    Throws:
    
    QueryException
  - shouldReconnectWithoutProxy
```
public boolean shouldReconnectWithoutProxy()
```
    Specified by:
    
    shouldReconnectWithoutProxy in interface Protocol
  - loop
```
public static void loop(Listener listener,
                        List<HostAddress> addresses,
                        Map<HostAddress,Long> blacklist,
                        SearchFilter searchFilter)
                 throws QueryException
```
    loop until found the failed connection.
    
    Parameters:
    
    listener - current listener
    
    addresses - list of HostAddress to loop
    
    blacklist - current blacklist
    
    searchFilter - search parameter
    
    Throws:
    
    QueryException - if not found
  - inTransaction
```
public boolean inTransaction()
```
    Specified by:
    
    inTransaction in interface Protocol
  - getOptions
```
public Options getOptions()
```
    Specified by:
    
    getOptions in interface Protocol
  - hasMoreResults
```
public boolean hasMoreResults()
```
    Specified by:
    
    hasMoreResults in interface Protocol
  - close
```
protected static void close(PacketFetcher fetcher,
                            PacketOutputStream packetOutputStream,
                            Socket socket)
                     throws QueryException
```
    Throws:
    
    QueryException
  - closeExplicit
```
public void closeExplicit()
```
    Specified by:
    
    closeExplicit in interface Protocol
  - close
```
public void close()
```
    Closes socket and stream readers/writers Attempts graceful shutdown.
    
    Specified by:
    
    close in interface Protocol
  - rollback
```
public void rollback()
```
    Specified by:
    
    rollback in interface Protocol
  - isClosed
```
public boolean isClosed()
```
    Specified by:
    
    isClosed in interface Protocol
    
    Returns:
    
    true if the connection is closed
  - setCatalog
```
public void setCatalog(String database)
                throws QueryException
```
    Specified by:
    
    setCatalog in interface Protocol
    
    Throws:
    
    QueryException
  - getServerVersion
```
public String getServerVersion()
```
    Specified by:
    
    getServerVersion in interface Protocol
  - setReadonly
```
public void setReadonly(boolean readOnly)
```
    Specified by:
    
    setReadonly in interface Protocol
  - getReadonly
```
public boolean getReadonly()
```
    Specified by:
    
    getReadonly in interface Protocol
  - getHostAddress
```
public HostAddress getHostAddress()
```
    Specified by:
    
    getHostAddress in interface Protocol
  - setHostAddress
```
public void setHostAddress(HostAddress host)
```
    Specified by:
    
    setHostAddress in interface Protocol
  - getHost
```
public String getHost()
```
    Specified by:
    
    getHost in interface Protocol
  - setProxy
```
public void setProxy(FailoverProxy proxy)
```
    Specified by:
    
    setProxy in interface Protocol
  - getProxy
```
public FailoverProxy getProxy()
```
    Specified by:
    
    getProxy in interface Protocol
  - getPort
```
public int getPort()
```
    Specified by:
    
    getPort in interface Protocol
  - getDatabase
```
public String getDatabase()
```
    Specified by:
    
    getDatabase in interface Protocol
  - getUsername
```
public String getUsername()
```
    Specified by:
    
    getUsername in interface Protocol
  - getPassword
```
public String getPassword()
```
    Specified by:
    
    getPassword in interface Protocol
  - ping
```
public boolean ping()
             throws QueryException
```
    Specified by:
    
    ping in interface Protocol
    
    Throws:
    
    QueryException
  - executeQuery
```
public QueryResult executeQuery(Query dQuery)
                         throws QueryException
```
    Specified by:
    
    executeQuery in interface Protocol
    
    Throws:
    
    QueryException
  - getResult
```
public QueryResult getResult(List<Query> dQueries,
                             boolean streaming)
                      throws QueryException
```
    Specified by:
    
    getResult in interface Protocol
    
    Throws:
    
    QueryException
  - executeQuery
```
public QueryResult executeQuery(Query query,
                                boolean streaming)
                         throws QueryException
```
    Specified by:
    
    executeQuery in interface Protocol
    
    Throws:
    
    QueryException
  - executeQuery
```
public QueryResult executeQuery(List<Query> dQueries,
                                boolean streaming,
                                boolean isRewritable,
                                int rewriteOffset)
                         throws QueryException
```
    Specified by:
    
    executeQuery in interface Protocol
    
    Throws:
    
    QueryException
  - cancelCurrentQuery
```
public void cancelCurrentQuery()
                        throws QueryException,
                               IOException
```
    cancels the current query - clones the current protocol and executes a query using the new connection
    
    Specified by:
    
    cancelCurrentQuery in interface Protocol
    
    Throws:
    
    QueryException - never thrown
    
    IOException - if Host is not responding
  - getMoreResults
```
public QueryResult getMoreResults(boolean streaming)
                           throws QueryException
```
    Specified by:
    
    getMoreResults in interface Protocol
    
    Throws:
    
    QueryException
  - hexdump
```
public static String hexdump(byte[] buffer,
                             int offset)
```
  - hexdump
```
public static String hexdump(ByteBuffer bb,
                             int offset)
```
  - hasUnreadData
```
public boolean hasUnreadData()
```
    Specified by:
    
    hasUnreadData in interface Protocol
  - setMaxRows
```
public void setMaxRows(int max)
                throws QueryException
```
    Specified by:
    
    setMaxRows in interface Protocol
    
    Throws:
    
    QueryException
  - setInternalMaxRows
```
public void setInternalMaxRows(int max)
```
    Specified by:
    
    setInternalMaxRows in interface Protocol
  - getMaxRows
```
public int getMaxRows()
```
    Specified by:
    
    getMaxRows in interface Protocol
  - getMajorServerVersion
```
public int getMajorServerVersion()
```
    Specified by:
    
    getMajorServerVersion in interface Protocol
  - getMinorServerVersion
```
public int getMinorServerVersion()
```
    Specified by:
    
    getMinorServerVersion in interface Protocol
  - versionGreaterOrEqual
```
public boolean versionGreaterOrEqual(int major,
                                     int minor,
                                     int patch)
```
    Specified by:
    
    versionGreaterOrEqual in interface Protocol
  - setLocalInfileInputStream
```
public void setLocalInfileInputStream(InputStream inputStream)
```
    Specified by:
    
    setLocalInfileInputStream in interface Protocol
  - getMaxAllowedPacket
```
public int getMaxAllowedPacket()
```
    Specified by:
    
    getMaxAllowedPacket in interface Protocol
  - setMaxAllowedPacket
```
public void setMaxAllowedPacket(int maxAllowedPacket)
```
    Specified by:
    
    setMaxAllowedPacket in interface Protocol
  - setTimeout
```
public void setTimeout(int timeout)
                throws SocketException
```
    Sets the connection timeout.
    
    Specified by:
    
    setTimeout in interface Protocol
    
    Parameters:
    
    timeout - the timeout, in milliseconds
    
    Throws:
    
    SocketException - if there is an error in the underlying protocol, such as a TCP error.
  - getTimeout
```
public int getTimeout()
               throws SocketException
```
    Returns the connection timeout in milliseconds.
    
    Specified by:
    
    getTimeout in interface Protocol
    
    Returns:
    
    the connection timeout in milliseconds.
    
    Throws:
    
    SocketException - if there is an error in the underlying protocol, such as a TCP error.
  - getPinGlobalTxToPhysicalConnection
```
public boolean getPinGlobalTxToPhysicalConnection()
```
    Specified by:
    
    getPinGlobalTxToPhysicalConnection in interface Protocol
  - setTransactionIsolation
```
public void setTransactionIsolation(int level)
                             throws QueryException
```
    Specified by:
    
    setTransactionIsolation in interface Protocol
    
    Throws:
    
    QueryException
  - getTransactionIsolationLevel
```
public int getTransactionIsolationLevel()
```
    Specified by:
    
    getTransactionIsolationLevel in interface Protocol
  - hasWarnings
```
public boolean hasWarnings()
```
    Specified by:
    
    hasWarnings in interface Protocol
  - isConnected
```
public boolean isConnected()
```
    Specified by:
    
    isConnected in interface Protocol
  - getServerThreadId
```
public long getServerThreadId()
```
    Specified by:
    
    getServerThreadId in interface Protocol
  - getDatatypeMappingFlags
```
public int getDatatypeMappingFlags()
```
    Specified by:
    
    getDatatypeMappingFlags in interface Protocol
  - closeIfActiveResult
```
public void closeIfActiveResult()
```
    Specified by:
    
    closeIfActiveResult in interface Protocol
  - isExplicitClosed
```
public boolean isExplicitClosed()
```
    Specified by:
    
    isExplicitClosed in interface Protocol

Class MySQLProtocol

Nested Class Summary

Field Summary

Constructor Summary

Method Summary

Methods inherited from class java.lang.Object

Field Detail

lock

socket

writer

readOnly

packetFetcher

moreResults

hasWarnings

activeResult

datatypeMappingFlags

serverStatus

jdbcUrl

currentHost

proxy

Constructor Detail

MySQLProtocol

Method Detail

checkIfMaster

prepare

closePreparedStatement

setHostFailedWithoutProxy

getJdbcUrl

getNewProtocol

getAutocommit

isMasterConnection

mustBeMasterConnection

noBackslashEscapes

connect

connectWithoutProxy

shouldReconnectWithoutProxy

loop

inTransaction

getOptions

hasMoreResults

close

closeExplicit

close

rollback

isClosed

setCatalog

getServerVersion

setReadonly

getReadonly

getHostAddress

setHostAddress

getHost

setProxy

getProxy

getPort

getDatabase

getUsername

getPassword

ping

executeQuery

getResult

executeQuery

executeQuery

cancelCurrentQuery

getMoreResults

hexdump

hexdump

hasUnreadData

setMaxRows

setInternalMaxRows

getMaxRows

getMajorServerVersion

getMinorServerVersion

versionGreaterOrEqual

setLocalInfileInputStream

getMaxAllowedPacket

setMaxAllowedPacket

setTimeout

getTimeout

getPinGlobalTxToPhysicalConnection