Package org.eclipse.keyple.core.plugin.spi

Interface ObservablePluginSpi

All Superinterfaces:

PluginSpi

public interface ObservablePluginSpi
extends PluginSpi

Plugin (non pool) able to manage a dynamic list of readers and provide the content on request (for example PC/SC).

The production of plugin events (connection/disconnection of readers) is handled by the Keyple Core adapter.

Since:

2.0.0

Method Summary

Modifier and Type	Method	Description
int	getMonitoringCycleDuration()	Gets the recommended time cycle in milliseconds to check the list of current readers.
java.util.Set<java.lang.String>	searchAvailableReaderNames()	Enumerates currently available readers and returns their names as a collection of String.
ReaderSpi	searchReader(java.lang.String readerName)	Searches for the reader whose name is provided and returns its ReaderSpi if found, null if not.

Methods inherited from interface org.eclipse.keyple.core.plugin.spi.PluginSpi

getName, onUnregister, searchAvailableReaders

Method Detail

getMonitoringCycleDuration

int getMonitoringCycleDuration()

Gets the recommended time cycle in milliseconds to check the list of current readers.

Returns:

A positive int

Since:

2.0.0

searchAvailableReaderNames

java.util.Set<java.lang.String> searchAvailableReaderNames()
                                                    throws PluginIOException

Enumerates currently available readers and returns their names as a collection of String.

Returns:

An empty Set if no reader is available

Throws:

PluginIOException - If an error occurs while searching readers.

Since:

2.0.0

searchReader

ReaderSpi searchReader(java.lang.String readerName)
                throws PluginIOException

Searches for the reader whose name is provided and returns its ReaderSpi if found, null if not.

Parameters:

readerName - The name of reader

Returns:

Null if the reader is not found

Throws:

PluginIOException - If an error occurs while searching the reader.

Since:

2.0.0