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public interface DataGraph
A data graph is used to package a graph of data objects
along with their
metadata, that is, data describing the data.
A data graph also contains a change summary
which is used to record changes made to the objects in the graph.
Method Summary | |
---|---|
DataObject |
createRootObject(java.lang.String namespaceURI,
java.lang.String typeName)
Creates a new root data object of the specified type ,
replacing the existing root, if one exists. |
DataObject |
createRootObject(Type type)
Creates a new root data object of the specified type, replacing the existing root, if one exists. |
ChangeSummary |
getChangeSummary()
Returns the change summary associated with this data graph. |
DataObject |
getRootObject()
Returns the root data object of this data graph. |
Type |
getType(java.lang.String uri,
java.lang.String typeName)
Returns the type with the given the URI ,
or contained by the resource at the given URI,
and with the given name . |
Method Detail |
---|
DataObject getRootObject()
data object
of this data graph.
DataObject.getDataGraph()
DataObject createRootObject(java.lang.String namespaceURI, java.lang.String typeName)
specified type
,
replacing the existing root, if one exists.
namespaceURI
- namespace of the type.typeName
- name of the type.
createRootObject(Type)
,
getType(String, String)
DataObject createRootObject(Type type)
type
- the type of the new root.
createRootObject(String, String)
ChangeSummary getChangeSummary()
change summary
associated with this data graph.
ChangeSummary.getDataGraph()
Type getType(java.lang.String uri, java.lang.String typeName)
type
with the given the URI
,
or contained by the resource at the given URI,
and with the given name
.
uri
- the namespace URI of a type or the location URI of a resource containing a type.typeName
- name of a type.
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Copyright 2001-2006 IBM Corporation and others. All Rights Reserved. |
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