Module jakarta.activation

Package jakarta.activation.spi

Interface MailcapRegistryProvider

public interface MailcapRegistryProvider

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

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

Method Summary

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

Method Details

getByFileName

MailcapRegistry getByFileName(String name)
                       throws IOException

Retrieve an instance of the MailcapRegistry based on the name of the file where the MailcapEntries are stored.

Parameters:

name - The name of the file that stores MailcapEntries.

Returns:

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

Throws:

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

getByInputStream

MailcapRegistry getByInputStream(InputStream inputStream)
                          throws IOException

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

Parameters:

inputStream - InputStream for some resource that contains MailcapEntries.

Returns:

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

Throws:

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

getInMemory

MailcapRegistry getInMemory()

Retrieve an instance of the in-memory implementation of the MailcapRegistry.

Returns:

In-memory implementation of the MailcapRegistry.

Throws:

NoSuchElementException - If no implementations were found.

ServiceConfigurationError - If no implementations were loaded.