org.mule.providers.jdbc
Class JdbcMessageDispatcher
java.lang.Object
org.mule.providers.AbstractMessageDispatcher
org.mule.providers.jdbc.JdbcMessageDispatcher
- All Implemented Interfaces:
- ExceptionListener, Disposable, UMOConnectable, UMOMessageDispatcher, UMOMessageDispatching
public class JdbcMessageDispatcher
- extends AbstractMessageDispatcher
The Jdbc Message dispatcher is responsible for executing SQL queries against a
database.
Methods inherited from class org.mule.providers.AbstractMessageDispatcher |
activate, connect, disconnect, dispatch, dispose, exceptionThrown, getConnectEventId, getConnectionDescription, getConnector, getEndpoint, isConnected, isDoThreading, isTransactionRollback, passivate, receive, reconnect, send, toString, useRemoteSync, validate |
JdbcMessageDispatcher
public JdbcMessageDispatcher(UMOImmutableEndpoint endpoint)
getType
protected int getType(String key)
registerType
protected void registerType(String type,
int jdbcType)
doDispose
protected void doDispose()
- Specified by:
doDispose
in class AbstractMessageDispatcher
isProcWithOutParams
protected boolean isProcWithOutParams(Object[][] types)
executeWriteStatement
protected UMOMessage executeWriteStatement(UMOEvent event,
String writeStmt)
throws Exception
- Throws:
Exception
getStatement
protected String getStatement(UMOImmutableEndpoint endpoint)
isWriteStatement
protected boolean isWriteStatement(String writeStmt)
doDispatch
protected void doDispatch(UMOEvent event)
throws Exception
- Specified by:
doDispatch
in class AbstractMessageDispatcher
- Throws:
Exception
doSend
protected UMOMessage doSend(UMOEvent event)
throws Exception
- Specified by:
doSend
in class AbstractMessageDispatcher
- Throws:
Exception
doReceive
protected UMOMessage doReceive(long timeout)
throws Exception
- Make a specific request to the underlying transport
- Specified by:
doReceive
in class AbstractMessageDispatcher
- Parameters:
timeout
- the maximum time the operation should block before returning.
The call should return immediately if there is data available. If
no data becomes available before the timeout elapses, null will be
returned
- Returns:
- the result of the request wrapped in a UMOMessage object. Null will be
returned if no data was available
- Throws:
Exception
- if the call to the underlying protocol causes an exception
doReceive
protected UMOMessage doReceive(long timeout,
UMOEvent event)
throws Exception
- Make a specific request to the underlying transport
Special case: The event is need when doReceive was called from doSend
- Parameters:
timeout
- only for compatibility with doReceive(long timeout)event
- There is a need to get params from message
- Returns:
- the result of the request wrapped in a UMOMessage object. Null will be
returned if no data was available
- Throws:
Exception
- if the call to the underlying protocol causes an exception
doConnect
protected void doConnect()
throws Exception
- Specified by:
doConnect
in class AbstractMessageDispatcher
- Throws:
Exception
doDisconnect
protected void doDisconnect()
throws Exception
- Specified by:
doDisconnect
in class AbstractMessageDispatcher
- Throws:
Exception
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