Class CommandRegistry

java.lang.Object

org.aksw.vshell.registry.CommandRegistry

All Implemented Interfaces:

CommandCatalog

public class CommandRegistry
extends Object
implements CommandCatalog

Registry / cache for whether a command is available on a certain exec site. Should only be used with resolved commands such as /bin/foo in contrast to names such as foo.

Constructor Summary

Constructors

Constructor	Description
CommandRegistry()

Method Summary

Modifier and Type	Method	Description
com.google.common.collect.Multimap<ExecSite,String>	get(String virtualCommandName)	Return all known locations for a command.
Optional<Set<String>>	getAvailability(String command, ExecSite execSite)
Optional<com.google.common.collect.Multimap<ExecSite,String>>	getKnownExecSites(String command)	Return a snapshot of the set of exec sites where the command is known to be present.
CommandRegistry	put(String command, ExecSite execSite, String cmd)
CommandRegistry	putAll(String command, com.google.common.collect.Multimap<ExecSite,String> cmdMap)

Methods inherited from class Object

clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

Methods inherited from interface CommandCatalog

get, getExecSites

Constructor Details

CommandRegistry

public CommandRegistry()

Method Details

getKnownExecSites

public Optional<com.google.common.collect.Multimap<ExecSite,String>> getKnownExecSites(String command)

Return a snapshot of the set of exec sites where the command is known to be present. Return null if there is no entry for the command. Empty map if there is an entry with no known locations.

getAvailability

public Optional<Set<String>> getAvailability(String command,
 ExecSite execSite)

put

public CommandRegistry put(String command,
 ExecSite execSite,
 String cmd)

putAll

public CommandRegistry putAll(String command,
 com.google.common.collect.Multimap<ExecSite,String> cmdMap)

get

public com.google.common.collect.Multimap<ExecSite,String> get(String virtualCommandName)

Description copied from interface: CommandCatalog

Return all known locations for a command. Candidate locations where the command is unavailable (e.g. on the host) must have been filtered out.

Specified by:

get in interface CommandCatalog