org.favabeans.base
Class DefaultTypeMetadataRegistry

java.lang.Object
  |
  +--org.favabeans.util.DagInheritanceProperties
        |
        +--org.favabeans.base.DefaultTypeMetadataRegistry

All Implemented Interfaces:

InheritanceProperties, TypeMetadataRegistry

public class DefaultTypeMetadataRegistry

extends DagInheritanceProperties

implements TypeMetadataRegistry

Constructor Summary

DefaultTypeMetadataRegistry()

Method Summary

void	addTypeInfoListener(TypeInfoListener l)
boolean	containsKey(Object context, Object key) Determine if this InheritanceProperties maps a given key to a value in a given context, or one of its super-contexts.
boolean	containsKey(Object context, Object key, boolean inherit) Determine if this InheritanceProperties maps a given key to a value in a given context.
protected void	fireTypeInfoChanged(Type type)
Object	get(Object context, Object key) Return the associated value for the given key in the specified context or one of its super-contexts.
Object	get(Object context, Object key, boolean inherit) Return the associated value for the given key in the specified context.
Object	getForObject(Object o, String key) Obtain the value mapped via a given key to the best matching Type (or one of its super-Types) for a given object.
Set	getKeys(Object context) Get the keys associated with a given context, or one of its super-contexts.
Set	getKeys(Object context, boolean inherit) Get the keys associated with a given context.
Set	getKeysForObject(Object o) Obtain all the keys for which values are mapped to all the Types (or their super-Types) which match a given object.
Set	getKeysForObject(Object o, String prefix) Obtain all the keys, starting with a given prefix string, for which values are mapped to all the Types (or their super-Types) which match a given object.
Object	put(Object context, Object key, Object value) Create a direct association from a key to a value.
Object	remove(Object context, Object key) Remove the direct association between a key and a value in a given context.
void	removeTypeInfoListener(TypeInfoListener l)

Methods inherited from class org.favabeans.util.DagInheritanceProperties

clear, comparator, contextPoset

Methods inherited from class java.lang.Object

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

Methods inherited from interface org.favabeans.util.InheritanceProperties

clear, comparator, contextPoset

Constructor Detail

DefaultTypeMetadataRegistry

public DefaultTypeMetadataRegistry()

Method Detail

containsKey

public boolean containsKey(Object context,
                           Object key)

Description copied from interface: InheritanceProperties

Determine if this InheritanceProperties maps a given key to a value in a given context, or one of its super-contexts.

Specified by:

containsKey in interface InheritanceProperties

Overrides:

containsKey in class DagInheritanceProperties

Following copied from interface: org.favabeans.util.InheritanceProperties

Parameters:

context - the context in which to resolve the key.

key - a key which may be in this InheritanceProperties.

Returns:

true if the supplied key is mapped to a value in the given context or one of its super-contexts.

containsKey

public boolean containsKey(Object context,
                           Object key,
                           boolean inherit)

Description copied from interface: InheritanceProperties

Determine if this InheritanceProperties maps a given key to a value in a given context.

Specified by:

containsKey in interface InheritanceProperties

Overrides:

containsKey in class DagInheritanceProperties

Following copied from interface: org.favabeans.util.InheritanceProperties

Parameters:

context - the context in which to resolve the key.

key - a key which may be in this InheritanceProperties.

inherit - set to true if super-contexts are to be included in the search; false if only the specified context is to be searched.

Returns:

true if the supplied key is mapped to a value in the specified context or, if applicable, one of its super-contexts.

get

public Object get(Object context,
                  Object key)

Description copied from interface: InheritanceProperties

Return the associated value for the given key in the specified context or one of its super-contexts.

Specified by:

get in interface InheritanceProperties

Overrides:

get in class DagInheritanceProperties

Following copied from interface: org.favabeans.util.InheritanceProperties

Parameters:

context - the context in which to resolve the key.

key - the key for which a value is required.

Returns:

the associated value, or null if none could be found.

get

public Object get(Object context,
                  Object key,
                  boolean inherit)

Description copied from interface: InheritanceProperties

Return the associated value for the given key in the specified context.

Specified by:

get in interface InheritanceProperties

Overrides:

get in class DagInheritanceProperties

Following copied from interface: org.favabeans.util.InheritanceProperties

Parameters:

context - the context in which to resolve the key.

key - the key for which a value is required.

inherit - set to true if super-contexts are to be included in the search; false if only the specified context is to be searched.

Returns:

the value associated with the supplied key or, if applicable, one of its super-keys, or null if none could be found.

put

public Object put(Object context,
                  Object key,
                  Object value)

Description copied from interface: InheritanceProperties

Create a direct association from a key to a value.

Specified by:

put in interface InheritanceProperties

Overrides:

put in class DagInheritanceProperties

Following copied from interface: org.favabeans.util.InheritanceProperties

Parameters:

context - the context in which to associate the value with the key.

key - the key with which to associate the value.

value - the value to associate with the supplied key.

Returns:

the value previously associated with the supplied key in the supplied context, or null if none existed.

remove

public Object remove(Object context,
                     Object key)

Description copied from interface: InheritanceProperties

Remove the direct association between a key and a value in a given context.

Specified by:

remove in interface InheritanceProperties

Overrides:

remove in class DagInheritanceProperties

Following copied from interface: org.favabeans.util.InheritanceProperties

Parameters:

context - the context in which to remove the association.

key - the key for which to remove the associated value.

Returns:

the previously associated value for the supplied key in the supplied context, or null if no association previously associated.

getKeys

public Set getKeys(Object context)

Description copied from interface: InheritanceProperties

Get the keys associated with a given context, or one of its super-contexts.

Specified by:

getKeys in interface InheritanceProperties

Overrides:

getKeys in class DagInheritanceProperties

Following copied from interface: org.favabeans.util.InheritanceProperties

Parameters:

context - the context for which to obtain the keys.

Returns:

the keys associated with this context, or an empty set if the context is not a member of this InheritanceProperties and has no super-contexts in this InheritanceProperties.

getKeys

public Set getKeys(Object context,
                   boolean inherit)

Description copied from interface: InheritanceProperties

Get the keys associated with a given context.

Specified by:

getKeys in interface InheritanceProperties

Overrides:

getKeys in class DagInheritanceProperties

Following copied from interface: org.favabeans.util.InheritanceProperties

Parameters:

context - the context for which to obtain the keys.

inherit - whether to obtain keys for the super-contexts of this context.

Returns:

the keys associated with this context and, if applicable, its super-contexts, or an empty set if the context is not a member of this InheritanceProperties and, if applicable, has no super-contexts in this InheritanceProperties.

getForObject

public Object getForObject(Object o,
                           String key)

Description copied from interface: TypeMetadataRegistry

Obtain the value mapped via a given key to the best matching Type (or one of its super-Types) for a given object. If the mapped value is a TypeAttribute, its TypeAttribute.evaluate(TypeMetadataRegistry,Type,String,Object) method is called, and the result returned.

Specified by:

getForObject in interface TypeMetadataRegistry

Following copied from interface: org.favabeans.base.TypeMetadataRegistry

Parameters:

o - the object for which to obtain the value.

key - the key for which to obtain the value.

Returns:

the relevant value, or null if none was found or TypeAttribute.evaluate(TypeMetadataRegistry,Type,String,Object) returned null.

getKeysForObject

public Set getKeysForObject(Object o)

Description copied from interface: TypeMetadataRegistry

Obtain all the keys for which values are mapped to all the Types (or their super-Types) which match a given object.

Specified by:

getKeysForObject in interface TypeMetadataRegistry

Following copied from interface: org.favabeans.base.TypeMetadataRegistry

Parameters:

o - the object for which to obtain the keys.

Returns:

a Set containing the keys, or an empty Set if none were found.

getKeysForObject

public Set getKeysForObject(Object o,
                            String prefix)

Description copied from interface: TypeMetadataRegistry

Obtain all the keys, starting with a given prefix string, for which values are mapped to all the Types (or their super-Types) which match a given object.

Specified by:

getKeysForObject in interface TypeMetadataRegistry

Following copied from interface: org.favabeans.base.TypeMetadataRegistry

Parameters:

o - the object for which to obtain the keys.

prefix - a string with which all returned keys must start.

Returns:

a Set containing the keys, or an empty Set if none were found.

See Also:

String.startsWith(java.lang.String)

addTypeInfoListener

public void addTypeInfoListener(TypeInfoListener l)

Specified by:

addTypeInfoListener in interface TypeMetadataRegistry

removeTypeInfoListener

public void removeTypeInfoListener(TypeInfoListener l)

Specified by:

removeTypeInfoListener in interface TypeMetadataRegistry

fireTypeInfoChanged

protected void fireTypeInfoChanged(Type type)