xdi2.core.impl.json

Interface JSONStore

All Known Implementing Classes:

AbstractJSONStore, BDBJSONStore, FileJSONStore, MemoryJSONStore

public interface JSONStore

The JSON based graph storage implementations need a JSONStore to function. This defines basic operations on a JSON based datastore.

Author:

markus

Method Summary

Modifier and Type	Method and Description
void	beginTransaction()
void	close()
void	commitTransaction()
void	delete(String id)
void	deleteFromArray(String id, String key, com.google.gson.JsonPrimitive jsonPrimitive)
void	deleteFromObject(String id, String key)
void	init()
com.google.gson.JsonObject	load(String id)
Map<String,com.google.gson.JsonObject>	loadWithPrefix(String id)
void	rollbackTransaction()
void	save(String id, com.google.gson.JsonObject jsonObject)
void	saveToArray(String id, String key, com.google.gson.JsonPrimitive jsonPrimitive)
void	saveToObject(String id, String key, com.google.gson.JsonElement jsonElement)
boolean	supportsTransactions()

Method Detail

init

void init()
   throws IOException

Throws:

IOException

close

void close()

load

com.google.gson.JsonObject load(String id)
                         throws IOException

Throws:

IOException

loadWithPrefix

Map<String,com.google.gson.JsonObject> loadWithPrefix(String id)
                                               throws IOException

Throws:

IOException

save

void save(String id,
          com.google.gson.JsonObject jsonObject)
   throws IOException

Throws:

IOException

saveToArray

void saveToArray(String id,
                 String key,
                 com.google.gson.JsonPrimitive jsonPrimitive)
          throws IOException

Throws:

IOException

saveToObject

void saveToObject(String id,
                  String key,
                  com.google.gson.JsonElement jsonElement)
           throws IOException

Throws:

IOException

delete

void delete(String id)
     throws IOException

Throws:

IOException

deleteFromArray

void deleteFromArray(String id,
                     String key,
                     com.google.gson.JsonPrimitive jsonPrimitive)
              throws IOException

Throws:

IOException

deleteFromObject

void deleteFromObject(String id,
                      String key)
               throws IOException

Throws:

IOException

supportsTransactions

boolean supportsTransactions()

beginTransaction

void beginTransaction()

commitTransaction

void commitTransaction()

rollbackTransaction

void rollbackTransaction()