org.nuxeo.ecm.core.storage.sql

Class SimpleFragment

java.lang.Object

org.nuxeo.ecm.core.storage.sql.Fragment

org.nuxeo.ecm.core.storage.sql.SimpleFragment

All Implemented Interfaces:

Serializable

public final class SimpleFragment
extends Fragment

A type of fragment corresponding to a single row in a table and its associated in-memory information (state, dirty fields, attached context).

See Also:

Serialized Form

Nested Class Summary

Nested Classes

Modifier and Type	Class and Description
static class	SimpleFragment.FieldComparator Comparator of SimpleFragments according to a field.

Nested classes/interfaces inherited from class org.nuxeo.ecm.core.storage.sql.Fragment

Fragment.State

Field Summary

Fields

Modifier and Type	Field and Description
static SimpleFragment	UNKNOWN

Constructor Summary

Constructors

Constructor and Description
SimpleFragment(Row row, Fragment.State state, PersistenceContext context) Constructs a SimpleFragment from a Row.

Method Summary

Methods

Modifier and Type	Method and Description
Serializable	get(String key) Gets a value by key.
List<String>	getDirtyKeys() Gets the dirty keys (keys of values changed since last clear).
String	getString(String key) Returns a String value.
void	put(String key, Serializable value) Puts a value by key.

Methods inherited from class org.nuxeo.ecm.core.storage.sql.Fragment

clearDirty, getId, getState, setId, toString

Methods inherited from class java.lang.Object

equals, getClass, hashCode, notify, notifyAll, wait, wait, wait

Field Detail

UNKNOWN

public static final SimpleFragment UNKNOWN

Constructor Detail

SimpleFragment

public SimpleFragment(Row row,
              Fragment.State state,
              PersistenceContext context)

Constructs a SimpleFragment from a Row.

Parameters:

row - the row, or null

state - the initial state for the fragment

context - the persistence context to which the fragment is tied, or null

Method Detail

get

public Serializable get(String key)
                 throws StorageException

Gets a value by key.

Parameters:

key - the key

Returns:

the value

Throws:

StorageException

put

public void put(String key,
       Serializable value)
         throws StorageException

Puts a value by key.

Parameters:

key - the key

value - the value

Throws:

StorageException

getString

public String getString(String key)
                 throws StorageException

Returns a String value.

Parameters:

key - the key

Returns:

the value as a String

Throws:

ClassCastException - if the value is not a String

StorageException

getDirtyKeys

public List<String> getDirtyKeys()

Gets the dirty keys (keys of values changed since last clear).

Returns:

the dirty keys