Clear

java.lang.Object

commandManagers.Command

commandManagers.commands.Clear

All Implemented Interfaces:: CommandInterface

public class Clear extends Command

Command to clear the collection.

Author:: boris

Constructor Summary

Constructors

Constructor

Description

Clear()
Method Summary

Modifier and Type

Method

Description

boolean

checkArgument(Object inputArgument)

Checks whether an argument is provided or not.

void

execute()

Clears the collection if no argument is provided.

String

getDescr()

Base method for show command description.

String

getName()

Base method for show command name

Methods inherited from class commandManagers.Command
getArgument, isHasArgument, setArgument

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

Constructor Details
- Clear
  
  public Clear()
Method Details
- getName
  
  public String getName()
  
  Description copied from class: Command
  
  Base method for show command name
  
  Specified by:
  
  getName in interface CommandInterface
  
  Specified by:
  
  getName in class Command
  
  Returns:
  
  command name
- getDescr
  
  public String getDescr()
  
  Description copied from class: Command
  
  Base method for show command description.
  
  Specified by:
  
  getDescr in interface CommandInterface
  
  Specified by:
  
  getDescr in class Command
  
  Returns:
  
  command description
- execute
  
  public void execute()
  
  Clears the collection if no argument is provided. Prints a message indicating that the command does not take arguments otherwise.
  
  Specified by:
  
  execute in interface CommandInterface
  
  Specified by:
  
  execute in class Command
- checkArgument
  
  public boolean checkArgument(Object inputArgument)
  
  Checks whether an argument is provided or not.
  
  Specified by:
  
  checkArgument in interface CommandInterface
  
  Specified by:
  
  checkArgument in class Command
  
  Parameters:
  
  inputArgument - the argument to be checked.
  
  Returns:
  
  true if no argument is provided and false otherwise.