org.datanucleus.api.jdo

Class JDOFetchPlan

java.lang.Object

org.datanucleus.api.jdo.JDOFetchPlan

All Implemented Interfaces:

Serializable, javax.jdo.FetchPlan

public class JDOFetchPlan
extends Object
implements javax.jdo.FetchPlan, Serializable

Implementation of a FetchPlan for JDO. Provides a JDO wrapper around the internal org.datanucleus.FetchPlan.

See Also:

Serialized Form

Field Summary

Fields inherited from interface javax.jdo.FetchPlan

ALL, DEFAULT, DETACH_LOAD_FIELDS, DETACH_UNLOAD_FIELDS, FETCH_SIZE_GREEDY, FETCH_SIZE_OPTIMAL

Constructor Summary

Constructors

Constructor and Description
JDOFetchPlan(org.datanucleus.FetchPlan fp) Constructor.

Method Summary

Methods

Modifier and Type	Method and Description
javax.jdo.FetchPlan	addGroup(String group) Method to add a group to the fetch plan.
javax.jdo.FetchPlan	clearGroups() Method to clear the fetch plan groups.
int	getDetachmentOptions() Accessor for the detachment options.
Class[]	getDetachmentRootClasses() Accessor for the detachment root classes.
Collection	getDetachmentRoots() Accessor for the detachment roots.
int	getFetchSize() Accessor for the fetch size.
Set	getGroups() Accessor for the groups.
org.datanucleus.FetchPlan	getInternalFetchPlan() Accessor for the internal fetch plan.
int	getMaxFetchDepth() Accessor for the max fetch depth.
javax.jdo.FetchPlan	removeGroup(String group) Method to remove a group from the FetchPlan.
javax.jdo.FetchPlan	setDetachmentOptions(int options) Method to set the detachment options.
javax.jdo.FetchPlan	setDetachmentRootClasses(Class... rootClasses) Method to set the detachment root classes.
javax.jdo.FetchPlan	setDetachmentRoots(Collection roots) Method to set the detachment roots.
javax.jdo.FetchPlan	setFetchSize(int size) Method to set the fetch size (large result sets).
javax.jdo.FetchPlan	setGroup(String group) Method to set the FetchPlan to a single group.
javax.jdo.FetchPlan	setGroups(Collection groups) Method to set the groups to the passed collection.
javax.jdo.FetchPlan	setGroups(String... groups) Method to set the groups to the passed array.
javax.jdo.FetchPlan	setMaxFetchDepth(int depth) Method to set the max fetch depth.

Methods inherited from class java.lang.Object

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

Constructor Detail

JDOFetchPlan

public JDOFetchPlan(org.datanucleus.FetchPlan fp)

Constructor.

Parameters:

fp - FetchPlan

Method Detail

getGroups

public Set getGroups()

Accessor for the groups.

Specified by:

getGroups in interface javax.jdo.FetchPlan

Returns:

The groups

addGroup

public javax.jdo.FetchPlan addGroup(String group)

Method to add a group to the fetch plan.

Specified by:

addGroup in interface javax.jdo.FetchPlan

Parameters:

group - The group to add

Returns:

The updated FetchPlan

clearGroups

public javax.jdo.FetchPlan clearGroups()

Method to clear the fetch plan groups.

Specified by:

clearGroups in interface javax.jdo.FetchPlan

Returns:

The updated FetchPlan

removeGroup

public javax.jdo.FetchPlan removeGroup(String group)

Method to remove a group from the FetchPlan.

Specified by:

removeGroup in interface javax.jdo.FetchPlan

Parameters:

group - The group to remove

Returns:

The updated FetchPlan

setGroup

public javax.jdo.FetchPlan setGroup(String group)

Method to set the FetchPlan to a single group.

Specified by:

setGroup in interface javax.jdo.FetchPlan

Parameters:

group - The group to set

Returns:

The updated FetchPlan

setGroups

public javax.jdo.FetchPlan setGroups(Collection groups)

Method to set the groups to the passed collection.

Specified by:

setGroups in interface javax.jdo.FetchPlan

Parameters:

groups - Collection of groups

Returns:

Updated FetchPlan

setGroups

public javax.jdo.FetchPlan setGroups(String... groups)

Method to set the groups to the passed array.

Specified by:

setGroups in interface javax.jdo.FetchPlan

Parameters:

groups - Collection of groups

Returns:

Updated FetchPlan

getFetchSize

public int getFetchSize()

Accessor for the fetch size.

Specified by:

getFetchSize in interface javax.jdo.FetchPlan

Returns:

The fetch size

setFetchSize

public javax.jdo.FetchPlan setFetchSize(int size)

Method to set the fetch size (large result sets).

Specified by:

setFetchSize in interface javax.jdo.FetchPlan

Parameters:

size - The size

Returns:

Updated FetchPlan

getMaxFetchDepth

public int getMaxFetchDepth()

Accessor for the max fetch depth.

Specified by:

getMaxFetchDepth in interface javax.jdo.FetchPlan

Returns:

Max fetch depth

setMaxFetchDepth

public javax.jdo.FetchPlan setMaxFetchDepth(int depth)

Method to set the max fetch depth.

Specified by:

setMaxFetchDepth in interface javax.jdo.FetchPlan

Parameters:

depth - The depth

Returns:

Updated FetchPlan

getDetachmentOptions

public int getDetachmentOptions()

Accessor for the detachment options.

Specified by:

getDetachmentOptions in interface javax.jdo.FetchPlan

Returns:

Detachment options.

getDetachmentRootClasses

public Class[] getDetachmentRootClasses()

Accessor for the detachment root classes.

Specified by:

getDetachmentRootClasses in interface javax.jdo.FetchPlan

Returns:

Detachment root classes

getDetachmentRoots

public Collection getDetachmentRoots()

Accessor for the detachment roots.

Specified by:

getDetachmentRoots in interface javax.jdo.FetchPlan

Returns:

Detachment roots

setDetachmentOptions

public javax.jdo.FetchPlan setDetachmentOptions(int options)

Method to set the detachment options.

Specified by:

setDetachmentOptions in interface javax.jdo.FetchPlan

Parameters:

options - Detachment options

Returns:

Updated FetchPlan

setDetachmentRootClasses

public javax.jdo.FetchPlan setDetachmentRootClasses(Class... rootClasses)

Method to set the detachment root classes.

Specified by:

setDetachmentRootClasses in interface javax.jdo.FetchPlan

Parameters:

rootClasses - The detachment root classes

Returns:

Updated FetchPlan

setDetachmentRoots

public javax.jdo.FetchPlan setDetachmentRoots(Collection roots)

Method to set the detachment roots.

Specified by:

setDetachmentRoots in interface javax.jdo.FetchPlan

Parameters:

roots - Detachment roots

Returns:

Updated FetchPlan

getInternalFetchPlan

public org.datanucleus.FetchPlan getInternalFetchPlan()

Accessor for the internal fetch plan.

Returns:

Internal fetch plan