Package io.milton.property

Interface PropertySource

public interface PropertySource

Defines a source of properties. This is used by both PROPFIND and PROPPATCH

Nested Class Summary

Nested Classes

Modifier and Type	Interface	Description
static class	PropertySource.PropertyAccessibility
static class	PropertySource.PropertyMetaData
static class	PropertySource.PropertySetException	Exception from setting a field

Method Summary

Modifier and Type	Method	Description
void	clearProperty(QName name, Resource r)	Remove the given property.
List<QName>	getAllPropertyNames(Resource r)
Object	getProperty(QName name, Resource r)	Return the typed value of the given property.
PropertySource.PropertyMetaData	getPropertyMetaData(QName name, Resource r)	Check to see if the property is known, and if it is writable.
void	setProperty(QName name, Object value, Resource r)	Update the given property to the value given.

Method Detail

getProperty

Object getProperty(QName name,
                   Resource r)
            throws io.milton.http.exceptions.NotAuthorizedException

Return the typed value of the given property. For example, if the property is a date/time value it should generally return a java.util.Date. Milton will take care of formatting types values into XML responses. If the current user cannot read the requested property throw a NotAuthorizedException, this will set the appropriate status against this

Parameters:

name -

r -

Returns:

Throws:

io.milton.http.exceptions.NotAuthorizedException

setProperty

void setProperty(QName name,
                 Object value,
                 Resource r)
          throws PropertySource.PropertySetException,
                 io.milton.http.exceptions.NotAuthorizedException

Update the given property to the value given. If the value is invalid throw a PropertySetException, and if the user is not permitted to update the property throw a NotAuthorizedException

Parameters:

name -

value -

r -

Throws:

com.bradmcevoy.property.PropertySource.PropertySetException

io.milton.http.exceptions.NotAuthorizedException

PropertySource.PropertySetException

getPropertyMetaData

PropertySource.PropertyMetaData getPropertyMetaData(QName name,
                                                    Resource r)
                                             throws io.milton.http.exceptions.NotAuthorizedException,
                                                    io.milton.http.exceptions.BadRequestException

Check to see if the property is known, and if it is writable. The returned value also contains a class which is the most specific known class of the values which can be contained in this property. This class must be sufficient to locate a ValueWriter to parse the textual representation sent in PROPPATCH requests.

Parameters:

name - - the qualified name of the property

r - - the resource which might contain the property

Returns:

- never null, contains an enum value indicating if the property is known to this source, and if it is writable, and a class indicating the type of the property.

Throws:

io.milton.http.exceptions.NotAuthorizedException

io.milton.http.exceptions.BadRequestException

clearProperty

void clearProperty(QName name,
                   Resource r)
            throws PropertySource.PropertySetException,
                   io.milton.http.exceptions.NotAuthorizedException

Remove the given property. There may be a semantic difference in some cases between setting a property to a null value vs removing the property. Generally this should completely the remove the property if possible.

Parameters:

name -

r -

Throws:

PropertySource.PropertySetException

io.milton.http.exceptions.NotAuthorizedException

getAllPropertyNames

List<QName> getAllPropertyNames(Resource r)
                         throws io.milton.http.exceptions.NotAuthorizedException,
                                io.milton.http.exceptions.BadRequestException

Parameters:

r - - the resource which may contain properties

Returns:

- all properties known by this source on the given resource. This list should be exclusive. Ie only return properties not returned by any other source

Throws:

io.milton.http.exceptions.NotAuthorizedException

io.milton.http.exceptions.BadRequestException