org.mule.providers.file
Class FileMessageReceiver
java.lang.Object
org.mule.providers.AbstractMessageReceiver
org.mule.providers.AbstractPollingMessageReceiver
org.mule.providers.file.FileMessageReceiver
- All Implemented Interfaces:
- Disposable, Lifecycle, Startable, Stoppable, UMOConnectable, UMOMessageReceiver
- public class FileMessageReceiver
- extends AbstractPollingMessageReceiver
FileMessageReceiver
is a polling listener that reads files from a
directory.
Methods inherited from class org.mule.providers.AbstractMessageReceiver |
applyResponseTransformer, connect, disconnect, dispose, getComponent, getConnectEventId, getConnectionDescription, getConnector, getEndpoint, getEndpointURI, getListener, getReceiverKey, getWorkManager, handleException, handleUnacceptedFilter, isConnected, routeMessage, routeMessage, routeMessage, routeMessage, routeMessage, routeMessage, setComponent, setConnector, setEndpoint, setExceptionDetails, setListener, setReceiverKey, setWorkManager, start, stop, toString |
FileMessageReceiver
public FileMessageReceiver(UMOConnector connector,
UMOComponent component,
UMOEndpoint endpoint,
String readDir,
String moveDir,
String moveToPattern,
long frequency)
throws InitialisationException
doConnect
protected void doConnect()
throws Exception
- Specified by:
doConnect
in class AbstractMessageReceiver
- Throws:
Exception
doDisconnect
protected void doDisconnect()
throws Exception
- Specified by:
doDisconnect
in class AbstractMessageReceiver
- Throws:
Exception
doDispose
protected void doDispose()
- Specified by:
doDispose
in class AbstractMessageReceiver
poll
public void poll()
- Specified by:
poll
in class AbstractPollingMessageReceiver
processFile
public void processFile(File sourceFile)
throws UMOException
- Throws:
UMOException
attemptFileLock
protected boolean attemptFileLock(File sourceFile)
- Try to acquire a lock on a file and release it immediately. Usually used as a quick check to
see if another process is still holding onto the file, e.g. a large file (more than 100MB) is
still being written to.
- Parameters:
sourceFile
- file to check
- Returns:
true
if the file can be locked
moveFile
protected boolean moveFile(File sourceFile,
File destinationFile)
- Try to move a file by renaming with backup attempt by copying/deleting via NIO
rollbackFileMove
protected boolean rollbackFileMove(File sourceFile,
String destinationFilePath)
- Exception tolerant roll back method
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