Class JdoDataStoreFactory.JdoDataStore<V extends Serializable>

java.lang.Object

com.google.api.client.util.store.AbstractDataStore<V>

com.google.api.client.extensions.jdo.JdoDataStoreFactory.JdoDataStore<V>

All Implemented Interfaces:

DataStore<V>

Enclosing class:

JdoDataStoreFactory

static class JdoDataStoreFactory.JdoDataStore<V extends Serializable>
extends AbstractDataStore<V>

Since:

1.16

Field Summary

Fields

Modifier and Type	Field	Description
private final Lock	lock	Lock on storing, loading and deleting a credential.
private final javax.jdo.PersistenceManagerFactory	persistenceManagerFactory	Persistence manager factory.

Constructor Summary

Constructors

Constructor	Description
JdoDataStore(JdoDataStoreFactory dataStore, javax.jdo.PersistenceManagerFactory persistenceManagerFactory, String id)

Method Summary

Modifier and Type	Method	Description
JdoDataStoreFactory.JdoDataStore<V>	clear()	Deletes all of the stored keys and values.
DataStore<V>	delete(String key)	Deletes the stored key and value based on the given key, or ignored if the key doesn't already exist.
(package private) Collection<JdoDataStoreFactory.JdoValue>	executeAllKeysQuery(javax.jdo.Query allKeysQuery)	Executes the query for all keys.
(package private) JdoDataStoreFactory.JdoValue	executeKeyQuery(javax.jdo.Query keyQuery, String key)	Executes the query for a given key, and returns the JdoDataStoreFactory.JdoValue.
V	get(String key)	Returns the stored value for the given key or null if not found.
JdoDataStoreFactory	getDataStoreFactory()	Returns the data store factory.
Set<String>	keySet()	Returns the unmodifiable set of all stored keys.
(package private) javax.jdo.Query	newAllKeysQuery(javax.jdo.PersistenceManager persistenceManager)	Returns a new query for all keys.
(package private) javax.jdo.Query	newKeyQuery(javax.jdo.PersistenceManager persistenceManager)	Returns a new query for a given key.
JdoDataStoreFactory.JdoDataStore<V>	set(String key, V value)	Stores the given value for the given key (replacing any existing value).
String	toString()
Collection<V>	values()	Returns the unmodifiable collection of all stored values.

Methods inherited from class AbstractDataStore

containsKey, containsValue, getId, isEmpty, size

Methods inherited from class Object

clone, equals, finalize, getClass, hashCode, notify, notifyAll, wait, wait, wait

Field Details

lock

private final Lock lock

Lock on storing, loading and deleting a credential.

persistenceManagerFactory

private final javax.jdo.PersistenceManagerFactory persistenceManagerFactory

Persistence manager factory.

Constructor Details

JdoDataStore

JdoDataStore(JdoDataStoreFactory dataStore,
 javax.jdo.PersistenceManagerFactory persistenceManagerFactory,
 String id)

Method Details

keySet

public Set<String> keySet()
                   throws IOException

Description copied from interface: DataStore

Returns the unmodifiable set of all stored keys.

Order of the keys is not specified.

Throws:

IOException

values

public Collection<V> values()
                     throws IOException

Description copied from interface: DataStore

Returns the unmodifiable collection of all stored values.

Throws:

IOException

get

public V get(String key)
      throws IOException

Description copied from interface: DataStore

Returns the stored value for the given key or null if not found.

Parameters:

key - key or null for null result

Throws:

IOException

set

public JdoDataStoreFactory.JdoDataStore<V> set(String key,
 V value)
                                        throws IOException

Description copied from interface: DataStore

Stores the given value for the given key (replacing any existing value).

Parameters:

key - key

value - value object

Throws:

IOException

delete

public DataStore<V> delete(String key)
                    throws IOException

Description copied from interface: DataStore

Deletes the stored key and value based on the given key, or ignored if the key doesn't already exist.

Parameters:

key - key or null to ignore

Throws:

IOException

clear

public JdoDataStoreFactory.JdoDataStore<V> clear()
                                          throws IOException

Description copied from interface: DataStore

Deletes all of the stored keys and values.

Throws:

IOException

getDataStoreFactory

public JdoDataStoreFactory getDataStoreFactory()

Description copied from class: AbstractDataStore

Returns the data store factory.

Overriding is only supported for the purpose of calling the super implementation and changing the return type, but nothing else.

Specified by:

getDataStoreFactory in interface DataStore<V extends Serializable>

Overrides:

getDataStoreFactory in class AbstractDataStore<V extends Serializable>

toString

public String toString()

Overrides:

toString in class Object

newAllKeysQuery

javax.jdo.Query newAllKeysQuery(javax.jdo.PersistenceManager persistenceManager)

Returns a new query for all keys.

Parameters:

persistenceManager - persistence manager

Returns:

new query for all keys

executeAllKeysQuery

Collection<JdoDataStoreFactory.JdoValue> executeAllKeysQuery(javax.jdo.Query allKeysQuery)

Executes the query for all keys.

Parameters:

allKeysQuery - query for all keys

Returns:

query result

newKeyQuery

javax.jdo.Query newKeyQuery(javax.jdo.PersistenceManager persistenceManager)

Returns a new query for a given key.

Parameters:

persistenceManager - persistence manager

Returns:

new new query for a given key

executeKeyQuery

JdoDataStoreFactory.JdoValue executeKeyQuery(javax.jdo.Query keyQuery,
 String key)

Executes the query for a given key, and returns the JdoDataStoreFactory.JdoValue.

Parameters:

keyQuery - query for a given key

key - key

Returns:

found JdoDataStoreFactory.JdoValue or null for none found