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

Interface DataTreeSnapshot

All Known Subinterfaces:

CursorAwareDataTreeModification, CursorAwareDataTreeSnapshot, DataTreeModification

All Known Implementing Classes:

SynchronizedDataTreeModification

public interface DataTreeSnapshot

Read-only snapshot of a DataTree. The snapshot is stable and isolated, e.g. data tree changes occurring after the snapshot has been taken are not visible through the snapshot.

Method Summary

Modifier and Type	Method and Description
default @NonNull SchemaContext	getSchemaContext() Return the current SchemaContext, which is being used for operations.
DataTreeModification	newModification() Create a new data tree modification based on this snapshot, using the specified data application strategy.
Optional<NormalizedNode<?,?>>	readNode(YangInstanceIdentifier path) Read a particular node from the snapshot.

Method Detail

readNode

Optional<NormalizedNode<?,?>> readNode(YangInstanceIdentifier path)

Read a particular node from the snapshot.

Parameters:

path - Path of the node

Returns:

Optional result encapsulating the presence and value of the node

newModification

DataTreeModification newModification()

Create a new data tree modification based on this snapshot, using the specified data application strategy.

Returns:

A new data tree modification

getSchemaContext

default @NonNull SchemaContext getSchemaContext()

Return the current SchemaContext, which is being used for operations.

Returns:

Current schema context.