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Class twz1.jdbc.mysql.jdbcMysqlConnex

java.lang.Object
   |
   +----twz1.jdbc.mysql.jdbcMysqlConnex

public final class jdbcMysqlConnex

extends Object

implements Connection

broken

boolean broken

catalog

The "database" or catalog

clientCapabilities

Can we send long passwords

clientProtocol

The client protocol number

connexTimeout

Connection wait timeout

curl

The url properties.

dbmdConnections

Derived DatabaseMetaData connections

errs

guard

My thread prophylactic

hashSeed

The password hash seed.

host

The host

inBag

Input buffer for the socket

multipleQueries

Do I allow multiple queries?

myOID

My object id

open

Am I open??

outBag

Output buffer.

password

The password

port

The port.

serverThreadID

The client threadid.

serverVersion

The server version name.

socket

Our socket for connection.

socketInput

The socket input stream

socketOutput

The socket output stream;

sockSO_LINGER

sockTCP_NODELAY

Socket parms

sockTimeout

user

The user

xOptions

Extra connection options

jdbcMysqlConnex(jdbcMysqlURL)

The connection constructor.

addDBMDconnex(jdbcMysqlConnex)

clearWarnings()

Currently we return null, later I shall implement warnings to pass back the error stack.

close()

Close the connection.

closeMe()

The close function to attempt to shutdown gracefully.

commit()

Transactions are not supported in MySQL.
Oops, in dbmd docs say commit should be a noop.

createStatement()

Create a statement to talk to the database.

errHandlerE(int, Exception)

errHandlerL(int, String)

errHandlerM(int, String, Exception)

errHandlerPS(int, String)

getAutoCommit()

Transactions are not supported in MySQL.

getCatalog()

Get the current catalog, aka "database" in MySQL.

getInBag()

Get input bag

getMetaData()

DatabaseMetaData is not yet supported, but probably will be fairly soon, though most of its methods will be exceptional.

getOutBag()

getProperty(String)

getTransactionIsolation()

Transactions are not supported in MySQL.

getWarnings()

Currently we return null, later I shall implement warnings to pass back the error stack.

hashPassword(String)

Hash password, stolen almost verbatim from monty's code.

isClosed()

API: return connection status.

iSetCat(String)

isMultipleQuery()

is multiple query ?

isReadOnly()

Read only connections are not supported by MySQL.

lock(boolean, int, int)

Invoke a mutex to protect access to the connex after first checking whether multiple connections are allowed and throwing a fit if not and already connected.

nativeSQL(String)

As we don't do any translation on the query this just bounces back the parameter.

prepareCall(String)

MySQL doesn't do callables.

prepareStatement(String)

Initiate prepared statement.

rollback()

Transactions are not supported in MySQL.

scramble()

More of Monty's scrambled eggs encryption.

setAutoCommit(boolean)

Transactions are not supported in MySQL.

setCatalog(String)

Set the catalog, i.e "database" in MySQL talk.

setMultipleQuery(boolean)

Set multiple queries

setProperty(String, String)

setReadDump(boolean)

Set a read dump

setReadOnly(boolean)

Read only connections are not supported by MySQL.

setTransactionIsolation(int)

Transactions are not supported in MySQL.

setWriteDump(boolean)

Set a write dump

testOpen(String)

xOpen()

 jdbcMysqlURL curl

The url properties.

 boolean open

Am I open??

 String host

The host

 int port

The port.

 String catalog

The "database" or catalog

 String user

The user

 String password

The password

 Socket socket

Our socket for connection.

 BufferedInputStream socketInput

The socket input stream

 BufferedOutputStream socketOutput

The socket output stream;

 boolean multipleQueries

Do I allow multiple queries?

 jdbcMysqlBag inBag

Input buffer for the socket

 jdbcMysqlBag outBag

Output buffer.

 int clientProtocol

The client protocol number

 int clientCapabilities

Can we send long passwords

 String serverVersion

The server version name.

 int serverThreadID

The client threadid.

 String hashSeed

The password hash seed.

 jdbcMysqlMutex guard

My thread prophylactic

 int myOID

My object id

 int xOptions

Extra connection options

 int sockTCP_NODELAY

Socket parms

 int sockSO_LINGER

 int sockTimeout

 int connexTimeout

Connection wait timeout

 Vector dbmdConnections

Derived DatabaseMetaData connections

 boolean broken

boolean broken

 static final String errs[]

 jdbcMysqlConnex(jdbcMysqlURL jurl) throws SQLException

The connection constructor.

Parameters:

jurl - a URL/hashtable/properties list.

 void xOpen() throws SQLException

 void setReadDump(boolean t) throws SQLException

Set a read dump

 void setWriteDump(boolean t) throws SQLException

Set a write dump

 void setMultipleQuery(boolean t) throws SQLException

Set multiple queries

 boolean isMultipleQuery() throws SQLException

is multiple query ?

 jdbcMysqlBag getInBag() throws SQLException

Get input bag

 jdbcMysqlBag getOutBag() throws SQLException

 private void testOpen(String s) throws SQLException

 String getProperty(String name)

 void setProperty(String n,
                  String v)

 void addDBMDconnex(jdbcMysqlConnex dbcx)

 boolean lock(boolean lockOnOff,
              int oid,
              int timeout) throws SQLException

Invoke a mutex to protect access to the connex after first checking whether multiple connections are allowed and throwing a fit if not and already connected.

Parameters:

lockOnOff - set or clear the mutex.

oid - Object setting the lock.

timeout - time (seconds) to wait before tossing cookies.

 void closeMe()

The close function to attempt to shutdown gracefully.

 public void close() throws SQLException

Close the connection.

 public boolean isClosed() throws SQLException

API: return connection status.

 public void setCatalog(String c) throws SQLException

Set the catalog, i.e "database" in MySQL talk.

 private void iSetCat(String c) throws SQLException

 public Statement createStatement() throws SQLException

Create a statement to talk to the database.

 public String getCatalog() throws SQLException

Get the current catalog, aka "database" in MySQL.

 public void clearWarnings() throws SQLException

Currently we return null, later I shall implement warnings to pass back the error stack.

 public SQLWarning getWarnings() throws SQLException

Currently we return null, later I shall implement warnings to pass back the error stack.

 public int getTransactionIsolation() throws SQLException

Transactions are not supported in MySQL.

 public void setTransactionIsolation(int l) throws SQLException

Transactions are not supported in MySQL.

 public void rollback() throws SQLException

Transactions are not supported in MySQL.

 public void commit() throws SQLException

Transactions are not supported in MySQL.
Oops, in dbmd docs say commit should be a noop.

 public boolean getAutoCommit() throws SQLException

Transactions are not supported in MySQL.

 public void setAutoCommit(boolean s) throws SQLException

Transactions are not supported in MySQL.

 public void setReadOnly(boolean s) throws SQLException

Read only connections are not supported by MySQL. If there is a call for it I may implement support through this driver in the future.

 public boolean isReadOnly() throws SQLException

Read only connections are not supported by MySQL. If there is a call for it I may implement support through this driver in the future.

Returns:

always false.

 public DatabaseMetaData getMetaData() throws SQLException

DatabaseMetaData is not yet supported, but probably will be fairly soon, though most of its methods will be exceptional.

 public String nativeSQL(String s) throws SQLException

As we don't do any translation on the query this just bounces back the parameter.

 public CallableStatement prepareCall(String s) throws SQLException

MySQL doesn't do callables.

 public PreparedStatement prepareStatement(String s) throws SQLException

Initiate prepared statement.

 private void errHandlerL(int n,
                          String s) throws SQLException

 private void errHandlerPS(int n,
                           String s) throws SQLException

 private void errHandlerM(int n,
                          String s,
                          Exception e) throws SQLException

 private void errHandlerE(int n,
                          Exception e) throws SQLException

 private long[] hashPassword(String pass)

Hash password, stolen almost verbatim from monty's code.

 private byte[] scramble()

More of Monty's scrambled eggs encryption.

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