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SUMMARY: INNER | FIELD | CONSTR | METHOD | DETAIL: FIELD | CONSTR | METHOD |
java.lang.Object | +--gate.util.AbstractFeatureBearer | +--gate.persist.SerialDataStore
A data store based on Java serialisation.
Constructor Summary | |
SerialDataStore()
Default construction. |
|
SerialDataStore(URL storageDirUrl)
Construction requires a file protocol URL pointing to the storage directory used for the serialised classes. |
Method Summary | |
void |
addDatastoreListener(DatastoreListener l)
Registers a new DatastoreListener with this datastore |
LanguageResource |
adopt(LanguageResource lr)
Adopt a resource for persistence. |
void |
close()
Close the data store. |
void |
create()
Create a new data store. |
void |
delete()
Delete the data store. |
void |
delete(String lrClassName,
String dataStoreInstanceId)
Delete a resource from the data store. |
boolean |
equals(Object other)
Equality: based on storage dir of other. |
LanguageResource |
getLr(String lrClassName,
String dataStoreInstanceId)
Get a resource from the persistent store. |
List |
getLrIds(String lrType)
Get a list of the IDs of LRs of a particular type that are present. |
String |
getLrName(String lrId)
Get the name of an LR from its ID. |
List |
getLrNames(String lrType)
Get a list of the names of LRs of a particular type that are present. |
List |
getLrTypes()
Get a list of the types of LR that are present in the data store. |
File |
getStorageDir()
Get method for storage URL |
URL |
getStorageUrl()
Get the URL for the underlying storage mechanism. |
int |
hashCode()
Calculate a hash code based on the class and the storage dir. |
boolean |
isAutoSaving()
Get the autosaving behaviour of the LR. |
void |
open()
Open a connection to the data store. |
void |
removeDatastoreListener(DatastoreListener l)
Removes a a previously registered DatastoreListener
from the list listeners for this datastore |
void |
setAutoSaving(boolean autoSaving)
Set method for the autosaving behaviour of the data store. |
void |
setStorageDir(File storageDir)
Set method for storage URL |
void |
setStorageUrl(URL storageUrl)
Set the URL for the underlying storage mechanism. |
void |
sync(LanguageResource lr)
Save: synchonise the in-memory image of the LR with the persistent image. |
String |
toString()
String representation |
Methods inherited from class gate.util.AbstractFeatureBearer |
getFeatures, getName, setFeatures, setName |
Methods inherited from class java.lang.Object |
getClass, notify, notifyAll, wait, wait, wait |
Methods inherited from interface gate.util.FeatureBearer |
getFeatures, getName, setFeatures, setName |
Constructor Detail |
public SerialDataStore(URL storageDirUrl) throws PersistenceException
public SerialDataStore()
Method Detail |
public void setStorageDir(File storageDir)
public File getStorageDir()
public void setStorageUrl(URL storageUrl) throws PersistenceException
setStorageUrl
in interface DataStore
public URL getStorageUrl()
getStorageUrl
in interface DataStore
public void create() throws PersistenceException
create
in interface DataStore
public void delete() throws PersistenceException
delete
in interface DataStore
public void delete(String lrClassName, String dataStoreInstanceId) throws PersistenceException
delete
in interface DataStore
gate.DataStore
lrId
- a data-store specific unique identifier for the resourcelrClassName
- class name of the type of resourcepublic LanguageResource adopt(LanguageResource lr) throws PersistenceException
adopt
in interface DataStore
public void open() throws PersistenceException
open
in interface DataStore
public void close() throws PersistenceException
close
in interface DataStore
public void sync(LanguageResource lr) throws PersistenceException
sync
in interface DataStore
public LanguageResource getLr(String lrClassName, String dataStoreInstanceId) throws PersistenceException
getLr
in interface DataStore
public List getLrTypes() throws PersistenceException
getLrTypes
in interface DataStore
public List getLrIds(String lrType) throws PersistenceException
getLrIds
in interface DataStore
public List getLrNames(String lrType) throws PersistenceException
getLrNames
in interface DataStore
public String getLrName(String lrId)
getLrName
in interface DataStore
public void setAutoSaving(boolean autoSaving) throws UnsupportedOperationException
setAutoSaving
in interface DataStore
public boolean isAutoSaving()
isAutoSaving
in interface DataStore
public String toString()
toString
in class Object
public int hashCode()
hashCode
in class Object
public boolean equals(Object other)
equals
in class Object
public void removeDatastoreListener(DatastoreListener l)
DataStore
DatastoreListener
from the list listeners for this datastoreremoveDatastoreListener
in interface DataStore
public void addDatastoreListener(DatastoreListener l)
DataStore
DatastoreListener
with this datastoreaddDatastoreListener
in interface DataStore
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