org.rundeck.storage.impl

Class EmptyTree<T extends ContentMeta>

java.lang.Object

org.rundeck.storage.impl.StringToPathTree<T>

org.rundeck.storage.impl.EmptyTree<T>

All Implemented Interfaces:

Tree<T>

public class EmptyTree<T extends ContentMeta>
extends StringToPathTree<T>

Empty tree which has no content and throws exceptions.

Constructor Summary

Constructors

Constructor and Description
EmptyTree()

Method Summary

Methods

Modifier and Type	Method and Description
Resource<T>	createResource(Path path, T content) Create a resource
boolean	deleteResource(Path path) Delete a resource at a path
Resource<T>	getPath(Path path) Return the resource or directory at the path
Resource<T>	getResource(Path path) Return the resource at the path
boolean	hasDirectory(Path path) Return true if a directory at the path exists
boolean	hasPath(Path path) Return true if the path exists
boolean	hasResource(Path path) Return true if a resource at the path exists
java.util.Set<Resource<T>>	listDirectory(Path path) Return the set of resources at the directory path
java.util.Set<Resource<T>>	listDirectoryResources(Path path) Return the set of non-directory resources at the directory path
java.util.Set<Resource<T>>	listDirectorySubdirs(Path path) Return the set of sub directory resources within the directory path
Resource<T>	updateResource(Path path, T content) Update an existing resource

Methods inherited from class org.rundeck.storage.impl.StringToPathTree

createResource, deleteResource, getPath, getResource, hasDirectory, hasPath, hasResource, listDirectory, listDirectoryResources, listDirectorySubdirs, updateResource

Methods inherited from class java.lang.Object

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

Constructor Detail

EmptyTree

public EmptyTree()

Method Detail

hasPath

public boolean hasPath(Path path)

Description copied from interface: Tree

Return true if the path exists

Parameters:

path - path

Returns:

true if it exists

hasResource

public boolean hasResource(Path path)

Description copied from interface: Tree

Return true if a resource at the path exists

Parameters:

path - path

Returns:

true if a resource exists

hasDirectory

public boolean hasDirectory(Path path)

Description copied from interface: Tree

Return true if a directory at the path exists

Parameters:

path - path

Returns:

true if the path is a directory

getPath

public Resource<T> getPath(Path path)

Description copied from interface: Tree

Return the resource or directory at the path

Parameters:

path - path

Returns:

Resource or directory

getResource

public Resource<T> getResource(Path path)

Description copied from interface: Tree

Return the resource at the path

Parameters:

path - path

Returns:

Resource

listDirectoryResources

public java.util.Set<Resource<T>> listDirectoryResources(Path path)

Description copied from interface: Tree

Return the set of non-directory resources at the directory path

Parameters:

path - path

Returns:

set of resources

listDirectory

public java.util.Set<Resource<T>> listDirectory(Path path)

Description copied from interface: Tree

Return the set of resources at the directory path

Parameters:

path - path

Returns:

set of resources

listDirectorySubdirs

public java.util.Set<Resource<T>> listDirectorySubdirs(Path path)

Description copied from interface: Tree

Return the set of sub directory resources within the directory path

Parameters:

path - directory path

Returns:

set of subdirectories

deleteResource

public boolean deleteResource(Path path)

Description copied from interface: Tree

Delete a resource at a path

Parameters:

path - path

Returns:

true if the resource was deleted

createResource

public Resource<T> createResource(Path path,
                         T content)

Description copied from interface: Tree

Create a resource

Parameters:

path - path

content - resource content

Returns:

the resource

updateResource

public Resource<T> updateResource(Path path,
                         T content)

Description copied from interface: Tree

Update an existing resource

Parameters:

path - path

content - resource content

Returns:

the resource