org.opendaylight.yangtools.yang.data.api.schema.tree

Interface DataTreeModificationCursor

All Superinterfaces:

AutoCloseable, DataTreeSnapshotCursor

@Beta
public interface DataTreeModificationCursor
extends DataTreeSnapshotCursor

Extension to the DataTreeSnapshotCursor which allows modifying the data tree. An instance of this interface can be obtained from CursorAwareDataTreeModification and modifications made through this interface are staged in the parent modification.

Method Summary

Modifier and Type	Method and Description
void	delete(YangInstanceIdentifier.PathArgument child) Delete the specified child.
void	merge(YangInstanceIdentifier.PathArgument child, NormalizedNode<?,?> data) Merge the specified data with the currently-present data at specified path.
void	write(YangInstanceIdentifier.PathArgument child, NormalizedNode<?,?> data) Replace the data at specified path with supplied data.

Methods inherited from interface org.opendaylight.yangtools.yang.data.api.schema.tree.DataTreeSnapshotCursor

close, enter, enter, enter, exit, exit, readNode

Method Detail

delete

void delete(YangInstanceIdentifier.PathArgument child)

Delete the specified child.

Parameters:

child - Child identifier

Throws:

BackendFailedException - when implementation-specific errors occurs while servicing the request.

merge

void merge(YangInstanceIdentifier.PathArgument child,
           NormalizedNode<?,?> data)

Merge the specified data with the currently-present data at specified path.

Parameters:

child - Child identifier

data - Data to be merged

Throws:

BackendFailedException - when implementation-specific errors occurs while servicing the request.

write

void write(YangInstanceIdentifier.PathArgument child,
           NormalizedNode<?,?> data)

Replace the data at specified path with supplied data.

Parameters:

child - Child identifier

data - New node data

Throws:

BackendFailedException - when implementation-specific errors occurs while servicing the request.