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java.lang.Objectorg.apache.jdo.impl.fostore.AbstractRequest
org.apache.jdo.impl.fostore.BeginTxRequest
Represents a request to inform the store that a transaction is beginning.
Field Summary | |
protected FOStoreSchemaUID |
fsuid
uid corresponding to the same java.lang.Class that initializes jdoClass. |
protected JDOClass |
jdoClass
Class meta data of the object represented by the constructor's given state manager |
protected static int |
LENGTH_COOKIE
|
(package private) static org.apache.commons.logging.Log |
logger
Logger |
protected static I18NHelper |
msg
|
private boolean |
optimistic
Indicates whether an optimistic (true) or datastore (false) transaction is started. |
protected FOStoreOutput |
out
Stream to which request writes itself. |
protected FOStorePMF |
pmf
PersistenceManagerFactory via which request is being done. |
protected StateManagerInternal |
sm
The state manager which is the subject of this request. |
Constructor Summary | |
(package private) |
BeginTxRequest(Message m,
FOStorePMF pmf,
boolean optimistic)
|
Method Summary | |
void |
doRequest()
Does whatever it is that the kind of request does in actually making a request of the store. |
protected void |
doRequestBody()
Subclasses must implement in this method the actual writing of their Request type-specific data. |
protected RequestId |
getId()
|
StateManagerInternal |
getStateManager()
Get the StateManager associated with this request, null if none. |
void |
handleReply(Status status,
java.io.DataInput in,
int length)
Processes the results of the effect of the request in the store. |
Methods inherited from class java.lang.Object |
clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait |
Field Detail |
private final boolean optimistic
protected StateManagerInternal sm
protected final FOStorePMF pmf
protected final FOStoreOutput out
protected JDOClass jdoClass
protected FOStoreSchemaUID fsuid
protected static final I18NHelper msg
static final org.apache.commons.logging.Log logger
protected static final int LENGTH_COOKIE
Constructor Detail |
BeginTxRequest(Message m, FOStorePMF pmf, boolean optimistic)
Method Detail |
protected void doRequestBody() throws java.io.IOException
AbstractRequest
doRequestBody
in class AbstractRequest
java.io.IOException
public void handleReply(Status status, java.io.DataInput in, int length) throws java.io.IOException
Request
in
- the input stream.length
- the length of data in the stream.status
- Indication as to the success, failure, etc. of the
request as handled by the store.
java.io.IOException
- if any problems reading the stream.protected RequestId getId()
public final void doRequest() throws java.io.IOException
Request
doRequest
in interface Request
java.io.IOException
- in case of errors with the stream.Request.doRequest()
public StateManagerInternal getStateManager()
getStateManager
in interface Request
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