DSpaceObjectMetadataRemoveOperation (DSpace Server Webapp 7.0 API)

java.lang.Object
- org.dspace.app.rest.repository.patch.operation.PatchOperation<R>
- - org.dspace.app.rest.repository.patch.operation.DSpaceObjectMetadataRemoveOperation<R>

```
@Component
public class DSpaceObjectMetadataRemoveOperation<R extends org.dspace.content.DSpaceObject>
extends PatchOperation<R>
```
Class for PATCH REMOVE operations on Dspace Objects' metadata Usage: (can be done on other dso than Item also): - REMOVE metadata (with schema.identifier.qualifier) value of a dso (here: Item) > Without index: removes all md values of that schema.identifier.qualifier type > With index: removes only that select md value curl -X PATCH http://${dspace.server.url}/api/core/items/<:id-item> -H " Content-Type: application/json" -d '[{ "op": "remove", "path": "/metadata/schema.identifier.qualifier(/indexOfSpecificMdToRemove)"}]'

Author:

Maria Verdonck (Atmire) on 18/11/2019

Field Summary
- Fields inherited from class org.dspace.app.rest.repository.patch.operation.PatchOperation
  OPERATION_ADD, OPERATION_COPY, OPERATION_MOVE, OPERATION_REMOVE, OPERATION_REPLACE

Constructor Summary

Constructors
Constructor Description

DSpaceObjectMetadataRemoveOperation()

Method Summary

All Methods Instance Methods Concrete Methods
Modifier and Type	Method	Description
`R`	`perform(org.dspace.core.Context context, R resource, Operation operation)`	Updates the rest model by applying the patch operation.
`boolean`	`supports(Object objectToMatch, Operation operation)`	Determines whether or not this Patch Operation can do this patch (Object of operation and path gets checked)

Methods inherited from class org.dspace.app.rest.repository.patch.operation.PatchOperation
checkOperationValue

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

- Constructor Detail
  - DSpaceObjectMetadataRemoveOperation
```
public DSpaceObjectMetadataRemoveOperation()
```
- Method Detail
  - perform
```
public R perform(org.dspace.core.Context context,
                 R resource,
                 Operation operation)
          throws SQLException
```
    Description copied from class: PatchOperation
    
    Updates the rest model by applying the patch operation.
    
    Specified by:
    
    perform in class PatchOperation<R extends org.dspace.content.DSpaceObject>
    
    Parameters:
    
    context - context of patch operation
    
    resource - the dso.
    
    operation - the patch operation.
    
    Returns:
    
    the patched dso
    
    Throws:
    
    SQLException
  - supports
```
public boolean supports(Object objectToMatch,
                        Operation operation)
```
    Description copied from class: PatchOperation
    
    Determines whether or not this Patch Operation can do this patch (Object of operation and path gets checked)
    
    Specified by:
    
    supports in class PatchOperation<R extends org.dspace.content.DSpaceObject>
    
    Parameters:
    
    objectToMatch - Object whose class must be instance of type object for which this PatchOperation was created
    
    operation - Operation of the patch, should match this type of Patch Operation
    
    Returns:
    
    True if this PatchOperation class can do the patch for this given dso type and Path