LanguageCommandResolver (CRaSH Doc API 1.3.1 API)

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org.crsh.lang
Class LanguageCommandResolver

java.lang.Object
  org.crsh.lang.LanguageCommandResolver

All Implemented Interfaces:: CommandResolver

public class LanguageCommandResolver

extends Object

implements CommandResolver

A shell command resolver for languages.

Author:: Julien Viet

Field Summary
`(package private) HashMap<String,Compiler>`	`activeCompilers` .
`private Map<String,TimestampedObject<CommandResolution>>`	`commandCache` .
`(package private) PluginContext`	`context` .

Constructor Summary
`LanguageCommandResolver(PluginContext context)`

Method Summary
`Compiler`	`getCompiler(String name)`
`Iterable<Map.Entry<String,String>>`	`getDescriptions()`
`private CommandResolution`	`resolveCommand(Compiler manager, String name, Resource script)`
`Command<?>`	`resolveCommand(String name)` Attempt to obtain a command.
`private CommandResolution`	`resolveCommand2(String name)`

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

Field Detail

commandCache

private final Map<String,TimestampedObject<CommandResolution>> commandCache

activeCompilers

final HashMap<String,Compiler> activeCompilers

context

final PluginContext context

Constructor Detail

LanguageCommandResolver

public LanguageCommandResolver(PluginContext context)

Method Detail

getCompiler

public Compiler getCompiler(String name)

getDescriptions

public Iterable<Map.Entry<String,String>> getDescriptions()

Specified by:: getDescriptions in interface CommandResolver

Returns:: the known command names by this resolver, the returned map keys are the command names and the values are the corresponding one line description of the command

resolveCommand

public Command<?> resolveCommand(String name)
                          throws CommandException,
                                 NullPointerException

Description copied from interface: CommandResolver

Attempt to obtain a command. Null is returned when such command does not exist.

Specified by:: resolveCommand in interface CommandResolver

Parameters:: name - the command name
Returns:: the command shell
Throws:: CommandException - if an error occured preventing the command creation; NullPointerException - if the name argument is null

resolveCommand2

private CommandResolution resolveCommand2(String name)
                                   throws CommandException,
                                          NullPointerException

Throws:: CommandException; NullPointerException

resolveCommand

private CommandResolution resolveCommand(Compiler manager,
                                         String name,
                                         Resource script)
                                  throws CommandException