Package org.ametys.plugins.repository.data.holder.group.impl

Class ModelLessComposite

java.lang.Object

org.ametys.plugins.repository.data.holder.group.impl.AbstractComposite

org.ametys.plugins.repository.data.holder.group.impl.ModelLessComposite

All Implemented Interfaces:

DataHolder, Composite, ModelLessDataHolder

Direct Known Subclasses:

ModifiableModelLessComposite

public class ModelLessComposite
extends AbstractComposite
implements ModelLessDataHolder

Class for model free composites

Field Summary

Fields

Modifier and Type	Field	Description
protected ModelLessDataHolder	_defaultDataHolder	the default implementation of a ModelLessDataHolder to use

Fields inherited from class org.ametys.plugins.repository.data.holder.group.impl.AbstractComposite

_repositoryData

Constructor Summary

Constructors

Constructor	Description
ModelLessComposite(AbstractThreadSafeComponentExtensionPoint<RepositoryModelItemType> typeExtensionPoint, RepositoryData repositoryData, ModelLessDataHolder parent, ModelLessDataHolder root)	Creates a model free composite

Method Summary

Modifier and Type	Method	Description
void	dataToSAX(ContentHandler contentHandler, String dataPath, DataContext context)	Generates SAX events for the data at the given data path in the current DataHolder Do not generate any event if there is no values at the given path
void	dataToSAX(ContentHandler contentHandler, DataContext context)	Generates SAX events for data contained in this DataHolder
ModelLessComposite	getComposite(String compositePath)	Retrieves the composite at the given path
protected ModelLessDataHolder	getDefaultDataHolder()	Retrieves the default implementation of a DataHolder to use
Optional<? extends ModelLessDataHolder>	getParentDataHolder()	Retrieves the optional parent of the current DataHolder There can be no parent if the current DataHolder is the root
ModelLessDataHolder	getRootDataHolder()	Retrieves the DataHolder that is the root of the current one
RepositoryModelItemType	getType(String dataPath)	Retrieves the type of the data at the given path
<T> T	getValue(String dataPath)	Retrieves the value of the data at the given path The type of the value will be deduced from the stored data.
<T> T	getValue(String dataPath, T defaultValue)	Retrieves the value of the data at the given path if exists and is not empty, or the default value
<T> T	getValueOfType(String dataPath, String dataTypeId)	Retrieves the value of the data at the given path
<T> T	getValueOfType(String dataPath, String dataTypeId, T defaultValue)	Retrieves the value of the data at the given path if exists and is not empty, or the default value
boolean	isMultiple(String dataPath)	Checks if the value of the data at the given path is multiple

Methods inherited from class org.ametys.plugins.repository.data.holder.group.impl.AbstractComposite

copyTo, dataToSAX, getDataNames, getRepositoryData, hasNonEmptyValue, hasValue

Methods inherited from class java.lang.Object

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

Methods inherited from interface org.ametys.plugins.repository.data.holder.DataHolder

copyTo, dataToSAX, getDataNames, getRepositoryData

Methods inherited from interface org.ametys.plugins.repository.data.holder.ModelLessDataHolder

dataToSAX, hasNonEmptyValue, hasValue

Field Detail

_defaultDataHolder

protected ModelLessDataHolder _defaultDataHolder

the default implementation of a ModelLessDataHolder to use

Constructor Detail

ModelLessComposite

public ModelLessComposite(AbstractThreadSafeComponentExtensionPoint<RepositoryModelItemType> typeExtensionPoint,
                          RepositoryData repositoryData,
                          ModelLessDataHolder parent,
                          ModelLessDataHolder root)

Creates a model free composite

Parameters:

typeExtensionPoint - the extension point to use to get available element types

parent - the parent of the created DataHolder

root - the root DataHolder

repositoryData - the repository data to use

Method Detail

getComposite

public ModelLessComposite getComposite(String compositePath)
                                throws IllegalArgumentException,
                                       BadItemTypeException,
                                       BadDataPathCardinalityException

Description copied from interface: ModelLessDataHolder

Retrieves the composite at the given path

Specified by:

getComposite in interface DataHolder

Specified by:

getComposite in interface ModelLessDataHolder

Parameters:

compositePath - path of the composite to retrieve

Returns:

the composite or null if not exists or is empty

Throws:

IllegalArgumentException - if the given composite path is null or empty

BadItemTypeException - if the stored value at the given path is not a composite

BadDataPathCardinalityException - if the value of a part of the data path is multiple. Only the last part can be multiple

getValue

public <T> T getValue(String dataPath)
               throws IllegalArgumentException,
                      UnknownTypeException,
                      NotUniqueTypeException,
                      BadDataPathCardinalityException

Description copied from interface: ModelLessDataHolder

Retrieves the value of the data at the given path The type of the value will be deduced from the stored data. In some cases, the type can be wrong. For example, it is impossible to know if a stored date is a date or a date time

Specified by:

getValue in interface ModelLessDataHolder

Type Parameters:

T - type of the value to retrieve. Should match the given data type

Parameters:

dataPath - path of the data

Returns:

the value of the data or null if not exists or is empty. The object returned may be of a generic class defined by the storage. For example, an url may be returned as a String. Use the 2 arguments version to ensure to get the right kind of Object.

Throws:

IllegalArgumentException - if the given data path is null or empty

UnknownTypeException - if there is no compatible type with the data at the given data path

NotUniqueTypeException - if there are many compatible types (there is no way to determine which type is the good one)

BadDataPathCardinalityException - if the value of a part of the data path is multiple. Only the last part can be multiple

getValue

public <T> T getValue(String dataPath,
                      T defaultValue)
               throws IllegalArgumentException,
                      UnknownTypeException,
                      NotUniqueTypeException,
                      BadDataPathCardinalityException

Description copied from interface: ModelLessDataHolder

Retrieves the value of the data at the given path if exists and is not empty, or the default value

Specified by:

getValue in interface ModelLessDataHolder

Type Parameters:

T - type of the value to retrieve. Should match the given data type

Parameters:

dataPath - path of the data

defaultValue - default value

Returns:

the value of the data, null if the data exists but is empty, or the given default value

Throws:

IllegalArgumentException - if the given data path is null or empty

UnknownTypeException - if there is no compatible type with the data at the given data path

NotUniqueTypeException - if there are many compatible types (there is no way to determine which type is the good one)

BadDataPathCardinalityException - if the value of a part of the data path is multiple. Only the last part can be multiple

getValueOfType

public <T> T getValueOfType(String dataPath,
                            String dataTypeId)
                     throws IllegalArgumentException,
                            UnknownTypeException,
                            BadItemTypeException,
                            BadDataPathCardinalityException

Description copied from interface: ModelLessDataHolder

Retrieves the value of the data at the given path

Specified by:

getValueOfType in interface ModelLessDataHolder

Type Parameters:

T - type of the value to retrieve. Should match the given data type

Parameters:

dataPath - path of the data

dataTypeId - type identifier of the data

Returns:

the value of the data or null if not exists or is empty

Throws:

IllegalArgumentException - if the given data path is null or empty

UnknownTypeException - if the given type isn't available for this data holder's type extension point

BadItemTypeException - if the given type doesn't match the type of the stored value at the given path

BadDataPathCardinalityException - if the value of a part of the data path is multiple. Only the last part can be multiple

getValueOfType

public <T> T getValueOfType(String dataPath,
                            String dataTypeId,
                            T defaultValue)
                     throws IllegalArgumentException,
                            UnknownTypeException,
                            BadItemTypeException,
                            BadDataPathCardinalityException

Description copied from interface: ModelLessDataHolder

Retrieves the value of the data at the given path if exists and is not empty, or the default value

Specified by:

getValueOfType in interface ModelLessDataHolder

Type Parameters:

T - type of the value to retrieve. Should match the given data type

Parameters:

dataPath - path of the data

dataTypeId - type identifier of the data

defaultValue - default value

Returns:

the value of the data, null if the data exists but is empty, or the given default value

Throws:

IllegalArgumentException - if the given data path is null or empty

UnknownTypeException - if the given type isn't available for this data holder's type extension point

BadItemTypeException - if the given type doesn't match the type of the stored value at the given path

BadDataPathCardinalityException - if the value of a part of the data path is multiple. Only the last part can be multiple

isMultiple

public boolean isMultiple(String dataPath)
                   throws IllegalArgumentException,
                          UnknownDataException,
                          BadDataPathCardinalityException

Description copied from interface: ModelLessDataHolder

Checks if the value of the data at the given path is multiple

Specified by:

isMultiple in interface ModelLessDataHolder

Parameters:

dataPath - path of the data to check

Returns:

true if the value of the data is multiple, false otherwise

Throws:

IllegalArgumentException - if the given data path is null or empty

UnknownDataException - the data at the given path does not exist

BadDataPathCardinalityException - if the value of a part of the data path is multiple. Only the last part can be multiple

getType

public RepositoryModelItemType getType(String dataPath)
                                throws IllegalArgumentException,
                                       UnknownDataException,
                                       UnknownTypeException,
                                       NotUniqueTypeException,
                                       BadDataPathCardinalityException

Description copied from interface: ModelLessDataHolder

Retrieves the type of the data at the given path

Specified by:

getType in interface ModelLessDataHolder

Parameters:

dataPath - path of the data

Returns:

the type of the data

Throws:

IllegalArgumentException - if the given data path is null or empty

UnknownDataException - if there is no data stored at the given path

UnknownTypeException - if there is no compatible type with the data at the given data path or if the data is a repeater entry but the composite type is not available

NotUniqueTypeException - if there are many compatible types (there is no way to determine which type is the good one)

BadDataPathCardinalityException - if the value of a part of the data path is multiple. Only the last part can be multiple

dataToSAX

public void dataToSAX(ContentHandler contentHandler,
                      String dataPath,
                      DataContext context)
               throws SAXException,
                      IOException

Description copied from interface: DataHolder

Generates SAX events for the data at the given data path in the current DataHolder Do not generate any event if there is no values at the given path

Specified by:

dataToSAX in interface DataHolder

Parameters:

contentHandler - the ContentHandler that will receive the SAX events

dataPath - the path of the data to SAX

context - The context of the data to SAX

Throws:

SAXException - if an error occurs during the SAX events generation

IOException - if an error occurs while reading a value using the I/O API

dataToSAX

public void dataToSAX(ContentHandler contentHandler,
                      DataContext context)
               throws SAXException,
                      IOException,
                      UnknownTypeException,
                      NotUniqueTypeException

Description copied from interface: ModelLessDataHolder

Generates SAX events for data contained in this DataHolder

Specified by:

dataToSAX in interface ModelLessDataHolder

Parameters:

contentHandler - the ContentHandler that will receive the SAX events

context - The context of the data to SAX

Throws:

SAXException - if an error occurs during the SAX events generation

IOException - if an error occurs while reading a value using the I/O API

UnknownTypeException - if there is no compatible type with the saxed value

NotUniqueTypeException - if there are many compatible types (there is no way to determine which type is the good one) with the saxed value

getParentDataHolder

public Optional<? extends ModelLessDataHolder> getParentDataHolder()

Description copied from interface: DataHolder

Retrieves the optional parent of the current DataHolder There can be no parent if the current DataHolder is the root

Specified by:

getParentDataHolder in interface DataHolder

Specified by:

getParentDataHolder in interface ModelLessDataHolder

Returns:

the parent of the current DataHolder

getRootDataHolder

public ModelLessDataHolder getRootDataHolder()

Description copied from interface: DataHolder

Retrieves the DataHolder that is the root of the current one

Specified by:

getRootDataHolder in interface DataHolder

Specified by:

getRootDataHolder in interface ModelLessDataHolder

Returns:

the root DataHolder

getDefaultDataHolder

protected ModelLessDataHolder getDefaultDataHolder()

Description copied from class: AbstractComposite

Retrieves the default implementation of a DataHolder to use

Specified by:

getDefaultDataHolder in class AbstractComposite

Returns:

the DataHolder