Module jakarta.activation

Package jakarta.activation.spi

Interface MimeTypeRegistryProvider

public interface MimeTypeRegistryProvider

This interface defines a factory for MimeTypeRegistry. An implementation of this interface should provide instances of the MimeTypeRegistry based on the way how to access the storage for MimeTypeEntries.

Jakarta Activation uses Service Provider Interface and ServiceLoader to obtain an instance of the implementation of the MimeTypeRegistryProvider.

Method Summary

Modifier and Type	Method	Description
MimeTypeRegistry	getByFileName(String name)	Retrieve an instance of the MimeTypeRegistry based on the name of the file where the MimeTypeEntries are stored.
MimeTypeRegistry	getByInputStream(InputStream inputStream)	Retrieve an instance of the MimeTypeRegistry based on the InputStream that is used to read data from some named resource.
MimeTypeRegistry	getInMemory()	Retrieve an instance of the in-memory implementation of the MimeTypeRegistry.

Method Details

getByFileName

MimeTypeRegistry getByFileName(String name)
                        throws IOException

Retrieve an instance of the MimeTypeRegistry based on the name of the file where the MimeTypeEntries are stored.

Parameters:

name - The name of the file that stores MimeTypeEntries.

Returns:

The instance of the MimeTypeRegistry, or null if none are found.

Throws:

IOException - If an instance of the MailcapRegistry class cannot be found or loaded.

getByInputStream

MimeTypeRegistry getByInputStream(InputStream inputStream)
                           throws IOException

Retrieve an instance of the MimeTypeRegistry based on the InputStream that is used to read data from some named resource.

Parameters:

inputStream - InputStream for some resource that contains MimeTypeEntries.

Returns:

The instance of the MimeTypeRegistry, or null if none are found.

Throws:

IOException - If an instance of the MailcapRegistry class cannot be found or loaded.

getInMemory

MimeTypeRegistry getInMemory()

Retrieve an instance of the in-memory implementation of the MimeTypeRegistry. Jakarta Activation can throw NoSuchElementException or ServiceConfigurationError if no implementations were found.

Returns:

In-memory implementation of the MimeTypeRegistry.

Throws:

NoSuchElementException - If no implementations were found.

ServiceConfigurationError - If no implementations were loaded.