MetadataExtracterRegistry (Alfresco Repository zap-7.87-postgres11 API)

java.lang.Object
- org.alfresco.repo.content.metadata.MetadataExtracterRegistry

```
@AlfrescoPublicApi
public class MetadataExtracterRegistry
extends java.lang.Object
```
Holds and provides the most appropriate metadate extracter for a particular mimetype.
The extracters themselves know how well they are able to extract metadata.

Author:

Jesper Steen Møller

See Also:

MetadataExtracter

Constructor Summary

Constructors
Constructor Description

MetadataExtracterRegistry()

Method Summary

All Methods Instance Methods Concrete Methods
Modifier and Type	Method	Description
`MetadataEmbedder`	`getEmbedder(java.lang.String sourceMimetype)`	Gets the best metadata embedder.
`MetadataExtracter`	`getExtracter(java.lang.String sourceMimetype)`	Gets the best metadata extracter.
`void`	`register(MetadataExtracter extracter)`	Register an instance of an extracter for use
`void`	`resetCache()`	Force the registry to drop its cache of extractors.

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

- Constructor Detail
  - MetadataExtracterRegistry
```
public MetadataExtracterRegistry()
```
- Method Detail
  - resetCache
```
public void resetCache()
```
    Force the registry to drop its cache of extractors. This is useful for the case where an extractor becomes available only after the registry has initialized the cache.
  - register
```
public void register(MetadataExtracter extracter)
```
    Register an instance of an extracter for use
    
    Parameters:
    
    extracter - an extracter
  - getExtracter
```
public MetadataExtracter getExtracter(java.lang.String sourceMimetype)
```
    Gets the best metadata extracter. This is a combination of the most reliable and the most performant extracter.
    The result is cached for quicker access next time.
    
    Parameters:
    
    sourceMimetype - the source MIME of the extraction
    
    Returns:
    
    Returns a metadata extracter that can extract metadata from the chosen MIME type.
  - getEmbedder
```
public MetadataEmbedder getEmbedder(java.lang.String sourceMimetype)
```
    Gets the best metadata embedder. This is a combination of the most reliable and the most performant embedder.
    The result is cached for quicker access next time.
    
    Parameters:
    
    sourceMimetype - the source MIME of the extraction
    
    Returns:
    
    Returns a metadata embedder that can embed metadata in the chosen MIME type.