Package org.apache.accumulo.shell

Class Shell.Command

java.lang.Object

org.apache.accumulo.shell.Shell.Command

Direct Known Subclasses:

AboutCommand, AddAuthsCommand, AddSplitsCommand, AuthenticateCommand, ClasspathCommand, ClearCommand, CloneTableCommand, ConfigCommand, ConstraintCommand, CreateNamespaceCommand, CreateTableCommand, CreateUserCommand, DebugCommand, DeleteAuthsCommand, DeleteCommand, DeleteIterCommand, DeleteNamespaceCommand, DeleteRowsCommand, DeleteScanIterCommand, DeleteShellIterCommand, DropUserCommand, DUCommand, ExecfileCommand, ExitCommand, ExportTableCommand, ExtensionCommand, FateCommand, GetAuthsCommand, GetGroupsCommand, GetSplitsCommand, HelpCommand, HiddenCommand, HistoryCommand, ImportDirectoryCommand, ImportTableCommand, InsertCommand, ListBulkCommand, ListCompactionsCommand, ListIterCommand, ListScansCommand, ListShellIterCommand, ListTabletsCommand, MergeCommand, NamespacePermissionsCommand, NamespacesCommand, NoTableCommand, PasswdCommand, PingCommand, RenameNamespaceCommand, RenameTableCommand, ScanCommand, ScriptCommand, SetAuthsCommand, SetGroupsCommand, SetIterCommand, ShellPluginConfigurationCommand, SleepCommand, SystemPermissionsCommand, TableCommand, TableOperation, TablePermissionsCommand, TablesCommand, TraceCommand, UserCommand, UserPermissionsCommand, UsersCommand, WhoAmICommand

Enclosing class:

Shell

public abstract static class Shell.Command
extends Object

The Command class represents a command to be run in the shell. It contains the methods to execute along with some methods to help tab completion, and return the command name, help, and usage.

Nested Class Summary

Nested Classes

Modifier and Type	Class	Description
static class	Shell.Command.CompletionSet

Constructor Summary

Constructors

Constructor	Description
Command()

Method Summary

Modifier and Type	Method	Description
abstract String	description()
abstract int	execute(String fullCommand, org.apache.commons.cli.CommandLine cl, Shell shellState)
String	getName()
org.apache.commons.cli.Options	getOptions()
org.apache.commons.cli.Options	getOptionsWithHelp()
abstract int	numArgs()	If the number of arguments is not always zero (not including those arguments handled through Options), make sure to override the usage() method.
void	printHelp(Shell shellState)
void	printHelp(Shell shellState, int width)
void	registerCompletion(Token root, Map<Shell.Command.CompletionSet,Set<String>> completion_set)
void	registerCompletionForCommands(Token root, Map<Shell.Command.CompletionSet,Set<String>> completionSet)
void	registerCompletionForNamespaces(Token root, Map<Shell.Command.CompletionSet,Set<String>> completionSet)
void	registerCompletionForTables(Token root, Map<Shell.Command.CompletionSet,Set<String>> completionSet)
void	registerCompletionForUsers(Token root, Map<Shell.Command.CompletionSet,Set<String>> completionSet)
void	registerCompletionGeneral(Token root, Set<String> args, boolean caseSens)
String	usage()

Methods inherited from class java.lang.Object

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

Constructor Detail

Command

public Command()

Method Detail

registerCompletionGeneral

public void registerCompletionGeneral(Token root,
                                      Set<String> args,
                                      boolean caseSens)

registerCompletionForTables

public void registerCompletionForTables(Token root,
                                        Map<Shell.Command.CompletionSet,Set<String>> completionSet)

registerCompletionForUsers

public void registerCompletionForUsers(Token root,
                                       Map<Shell.Command.CompletionSet,Set<String>> completionSet)

registerCompletionForCommands

public void registerCompletionForCommands(Token root,
                                          Map<Shell.Command.CompletionSet,Set<String>> completionSet)

registerCompletionForNamespaces

public void registerCompletionForNamespaces(Token root,
                                            Map<Shell.Command.CompletionSet,Set<String>> completionSet)

execute

public abstract int execute(String fullCommand,
                            org.apache.commons.cli.CommandLine cl,
                            Shell shellState)
                     throws Exception

Throws:

Exception

description

public abstract String description()

numArgs

public abstract int numArgs()

If the number of arguments is not always zero (not including those arguments handled through Options), make sure to override the usage() method. Otherwise, usage() does need to be overridden.

getName

public String getName()

registerCompletion

public void registerCompletion(Token root,
                               Map<Shell.Command.CompletionSet,Set<String>> completion_set)

printHelp

public final void printHelp(Shell shellState)

printHelp

public final void printHelp(Shell shellState,
                            int width)

getOptionsWithHelp

public final org.apache.commons.cli.Options getOptionsWithHelp()

usage

public String usage()

getOptions

public org.apache.commons.cli.Options getOptions()