DruidConnectionHolder (druid 0.1.21 API)

java.lang.Object
- com.alibaba.druid.pool.DruidConnectionHolder

public final class DruidConnectionHolder
extends Object

作者:: wenshao [szujobs@hotmail.com]

字段概要

字段
限定符和类型	字段和说明
`protected Connection`	`conn`
`protected List<ConnectionEventListener>`	`connectionEventListeners`
`protected long`	`connectionId`
`protected long`	`connectTimeMillis`
`private long`	`createNanoSpan`
`protected DruidAbstractDataSource`	`dataSource`
`protected boolean`	`defaultAutoCommit`
`protected int`	`defaultHoldability`
`protected boolean`	`defaultReadOnly`
`protected int`	`defaultTransactionIsolation`
`protected boolean`	`discard`
`protected Map<String,Object>`	`globleVariables`
`static boolean`	`holdabilityUnsupported`
`private long`	`keepAliveCheckCount`
`protected long`	`lastActiveTimeMillis`
`protected long`	`lastExecTimeMillis`
`protected long`	`lastKeepTimeMillis`
`private long`	`lastNotEmptyWaitNanos`
`protected long`	`lastValidTimeMillis`
`(专用程序包) ReentrantLock`	`lock`
`private static Log`	`LOG`
`protected List<StatementEventListener>`	`statementEventListeners`
`protected PreparedStatementPool`	`statementPool`
`protected List<Statement>`	`statementTrace`
`protected boolean`	`underlyingAutoCommit`
`protected int`	`underlyingHoldability`
`protected boolean`	`underlyingReadOnly`
`protected int`	`underlyingTransactionIsolation`
`protected long`	`useCount`
`protected Map<String,Object>`	`variables`

构造器概要

构造器
构造器和说明
`DruidConnectionHolder(DruidAbstractDataSource dataSource, Connection conn, long connectNanoSpan)`
`DruidConnectionHolder(DruidAbstractDataSource dataSource, Connection conn, long connectNanoSpan, Map<String,Object> variables, Map<String,Object> globleVariables)`
`DruidConnectionHolder(DruidAbstractDataSource dataSource, DruidAbstractDataSource.PhysicalConnectionInfo pyConnectInfo)`

方法概要

所有方法实例方法具体方法
限定符和类型	方法和说明
`void`	`addTrace(DruidPooledStatement stmt)`
`void`	`clearStatementCache()`
`Connection`	`getConnection()`
`List<ConnectionEventListener>`	`getConnectionEventListeners()`
`long`	`getConnectionId()`
`long`	`getConnectTimeMillis()`
`long`	`getCreateNanoSpan()`
`DruidAbstractDataSource`	`getDataSource()`
`long`	`getKeepAliveCheckCount()`
`long`	`getLastActiveTimeMillis()`
`long`	`getLastExecTimeMillis()`
`long`	`getLastNotEmptyWaitNanos()`
`List<StatementEventListener>`	`getStatementEventListeners()`
`PreparedStatementPool`	`getStatementPool()`
`PreparedStatementPool`	`getStatementPoolDirect()`
`long`	`getTimeMillis()`
`int`	`getUnderlyingHoldability()`
`int`	`getUnderlyingTransactionIsolation()`
`long`	`getUseCount()`
`void`	`incrementKeepAliveCheckCount()`
`void`	`incrementUseCount()`
`boolean`	`isDiscard()`
`boolean`	`isPoolPreparedStatements()`
`boolean`	`isUnderlyingAutoCommit()`
`boolean`	`isUnderlyingReadOnly()`
`void`	`removeTrace(DruidPooledStatement stmt)`
`void`	`reset()`
`void`	`setDiscard(boolean discard)`
`void`	`setLastActiveTimeMillis(long lastActiveMillis)`
`void`	`setLastExecTimeMillis(long lastExecTimeMillis)`
`protected void`	`setLastNotEmptyWaitNanos(long lastNotEmptyWaitNanos)`
`void`	`setUnderlyingAutoCommit(boolean underlyingAutoCommit)`
`void`	`setUnderlyingHoldability(int underlyingHoldability)`
`void`	`setUnderlyingReadOnly(boolean underlyingReadOnly)`
`void`	`setUnderlyingTransactionIsolation(int underlyingTransactionIsolation)`
`String`	`toString()`

从类继承的方法 java.lang.Object
clone, equals, finalize, getClass, hashCode, notify, notifyAll, wait, wait, wait

字段详细资料

LOG
```
private static final Log LOG
```

holdabilityUnsupported

public static boolean holdabilityUnsupported

dataSource

protected final DruidAbstractDataSource dataSource

connectionId
```
protected final long connectionId
```

conn
```
protected final Connection conn
```

connectionEventListeners

protected final List<ConnectionEventListener> connectionEventListeners

statementEventListeners

protected final List<StatementEventListener> statementEventListeners

connectTimeMillis
```
protected final long connectTimeMillis
```

lastActiveTimeMillis

protected volatile long lastActiveTimeMillis

lastExecTimeMillis

protected volatile long lastExecTimeMillis

lastKeepTimeMillis

protected volatile long lastKeepTimeMillis

lastValidTimeMillis

protected volatile long lastValidTimeMillis

useCount
```
protected long useCount
```

keepAliveCheckCount
```
private long keepAliveCheckCount
```

lastNotEmptyWaitNanos
```
private long lastNotEmptyWaitNanos
```

createNanoSpan
```
private final long createNanoSpan
```

statementPool

protected PreparedStatementPool statementPool

statementTrace

protected final List<Statement> statementTrace

defaultReadOnly

protected final boolean defaultReadOnly

defaultHoldability
```
protected final int defaultHoldability
```

defaultTransactionIsolation

protected final int defaultTransactionIsolation

defaultAutoCommit

protected final boolean defaultAutoCommit

underlyingReadOnly
```
protected boolean underlyingReadOnly
```

underlyingHoldability
```
protected int underlyingHoldability
```

underlyingTransactionIsolation

protected int underlyingTransactionIsolation

underlyingAutoCommit
```
protected boolean underlyingAutoCommit
```

discard
```
protected volatile boolean discard
```

variables

protected final Map<String,Object> variables

globleVariables

protected final Map<String,Object> globleVariables

lock
```
final ReentrantLock lock
```

构造器详细资料

DruidConnectionHolder

public DruidConnectionHolder(DruidAbstractDataSource dataSource,
                             DruidAbstractDataSource.PhysicalConnectionInfo pyConnectInfo)
                      throws SQLException

抛出:: SQLException

DruidConnectionHolder

public DruidConnectionHolder(DruidAbstractDataSource dataSource,
                             Connection conn,
                             long connectNanoSpan)
                      throws SQLException

抛出:: SQLException

DruidConnectionHolder

public DruidConnectionHolder(DruidAbstractDataSource dataSource,
                             Connection conn,
                             long connectNanoSpan,
                             Map<String,Object> variables,
                             Map<String,Object> globleVariables)
                      throws SQLException

抛出:: SQLException

方法详细资料

getConnectTimeMillis
```
public long getConnectTimeMillis()
```

isUnderlyingReadOnly
```
public boolean isUnderlyingReadOnly()
```

setUnderlyingReadOnly

public void setUnderlyingReadOnly(boolean underlyingReadOnly)

getUnderlyingHoldability
```
public int getUnderlyingHoldability()
```

setUnderlyingHoldability

public void setUnderlyingHoldability(int underlyingHoldability)

getUnderlyingTransactionIsolation

public int getUnderlyingTransactionIsolation()

setUnderlyingTransactionIsolation

public void setUnderlyingTransactionIsolation(int underlyingTransactionIsolation)

isUnderlyingAutoCommit

public boolean isUnderlyingAutoCommit()

setUnderlyingAutoCommit

public void setUnderlyingAutoCommit(boolean underlyingAutoCommit)

getLastActiveTimeMillis
```
public long getLastActiveTimeMillis()
```

setLastActiveTimeMillis

public void setLastActiveTimeMillis(long lastActiveMillis)

getLastExecTimeMillis
```
public long getLastExecTimeMillis()
```

setLastExecTimeMillis

public void setLastExecTimeMillis(long lastExecTimeMillis)

addTrace

public void addTrace(DruidPooledStatement stmt)

removeTrace

public void removeTrace(DruidPooledStatement stmt)

getConnectionEventListeners

public List<ConnectionEventListener> getConnectionEventListeners()

getStatementEventListeners

public List<StatementEventListener> getStatementEventListeners()

getStatementPool

public PreparedStatementPool getStatementPool()

getStatementPoolDirect

public PreparedStatementPool getStatementPoolDirect()

clearStatementCache
```
public void clearStatementCache()
```

getDataSource

public DruidAbstractDataSource getDataSource()

isPoolPreparedStatements

public boolean isPoolPreparedStatements()

getConnection
```
public Connection getConnection()
```

getTimeMillis
```
public long getTimeMillis()
```

getUseCount
```
public long getUseCount()
```

getConnectionId
```
public long getConnectionId()
```

incrementUseCount
```
public void incrementUseCount()
```

getKeepAliveCheckCount
```
public long getKeepAliveCheckCount()
```

incrementKeepAliveCheckCount

public void incrementKeepAliveCheckCount()

reset

public void reset()
           throws SQLException

抛出:: SQLException

isDiscard
```
public boolean isDiscard()
```

setDiscard

public void setDiscard(boolean discard)

getCreateNanoSpan
```
public long getCreateNanoSpan()
```

getLastNotEmptyWaitNanos

public long getLastNotEmptyWaitNanos()

setLastNotEmptyWaitNanos

protected void setLastNotEmptyWaitNanos(long lastNotEmptyWaitNanos)

toString
```
public String toString()
```
覆盖:

toString 在类中 Object

类 DruidConnectionHolder

字段概要

构造器概要

方法概要

从类继承的方法 java.lang.Object

字段详细资料

LOG

holdabilityUnsupported

dataSource

connectionId

conn

connectionEventListeners

statementEventListeners

connectTimeMillis

lastActiveTimeMillis

lastExecTimeMillis

lastKeepTimeMillis

lastValidTimeMillis

useCount

keepAliveCheckCount

lastNotEmptyWaitNanos

createNanoSpan

statementPool

statementTrace

defaultReadOnly

defaultHoldability

defaultTransactionIsolation

defaultAutoCommit

underlyingReadOnly

underlyingHoldability

underlyingTransactionIsolation

underlyingAutoCommit

discard

variables

globleVariables

lock

构造器详细资料

DruidConnectionHolder

DruidConnectionHolder

DruidConnectionHolder

方法详细资料

getConnectTimeMillis

isUnderlyingReadOnly

setUnderlyingReadOnly

getUnderlyingHoldability

setUnderlyingHoldability

getUnderlyingTransactionIsolation

setUnderlyingTransactionIsolation

isUnderlyingAutoCommit

setUnderlyingAutoCommit

getLastActiveTimeMillis

setLastActiveTimeMillis

getLastExecTimeMillis

setLastExecTimeMillis

addTrace

removeTrace

getConnectionEventListeners

getStatementEventListeners

getStatementPool

getStatementPoolDirect

clearStatementCache

getDataSource

isPoolPreparedStatements

getConnection

getTimeMillis

getUseCount

getConnectionId

incrementUseCount

getKeepAliveCheckCount

incrementKeepAliveCheckCount

reset

isDiscard

setDiscard

getCreateNanoSpan

getLastNotEmptyWaitNanos

setLastNotEmptyWaitNanos

toString