ResourceHelperImpl (Fedora Commons 6.0.0 API)

java.lang.Object
- org.fcrepo.kernel.impl.models.ResourceHelperImpl

All Implemented Interfaces:

ResourceHelper
```
@Component
public class ResourceHelperImpl
extends Object
implements ResourceHelper
```
Utility class for helper methods.

Since:

6.0.0

Author:

whikloj

Constructor Summary

Constructors
Constructor Description

ResourceHelperImpl()

Method Summary

All Methods Instance Methods Concrete Methods
Modifier and Type	Method	Description
`boolean`	`doesResourceExist(Transaction transaction, FedoraId fedoraId, boolean includeDeleted)`	Check if a resource exists.
`boolean`	`isGhostNode(Transaction transaction, FedoraId resourceId)`	Is the resource a "ghost node".

Methods inherited from class java.lang.Object
clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

- Constructor Detail
  - ResourceHelperImpl
```
public ResourceHelperImpl()
```
- Method Detail
  - isGhostNode
```
public boolean isGhostNode(Transaction transaction,
                           FedoraId resourceId)
```
    Description copied from interface: ResourceHelper
    
    Is the resource a "ghost node". Ghost nodes are defined as a resource that does not exist, but whose URI is part of the URI of another resource? For example: http://localhost/rest/a/b - does exist http://localhost/rest/a - does not exist and is therefore a ghost node.
    
    Specified by:
    
    isGhostNode in interface ResourceHelper
    
    Parameters:
    
    transaction - The transaction
    
    resourceId - Identifier of the resource
    
    Returns:
    
    Whether the resource does not exist, but has
  - doesResourceExist
```
public boolean doesResourceExist(Transaction transaction,
                                 FedoraId fedoraId,
                                 boolean includeDeleted)
```
    Description copied from interface: ResourceHelper
    
    Check if a resource exists.
    
    Specified by:
    
    doesResourceExist in interface ResourceHelper
    
    Parameters:
    
    transaction - The current transaction
    
    fedoraId - The internal identifier
    
    includeDeleted - Whether to check for deleted resources too.
    
    Returns:
    
    True if the identifier resolves to a resource.