Package commandManagers.commands

Class RemoveGreater

java.lang.Object

commandManagers.Command

commandManagers.commands.RemoveGreater

All Implemented Interfaces:

CommandInterface

public class RemoveGreater
extends Command

This class represents the RemoveGreater command in the program. When executed, it removes all elements from the collection that have a population greater than the specified city.

Constructor Summary

Constructors

Constructor	Description
RemoveGreater()	Default constructor from 1.0
RemoveGreater(ModeManager<City> handler)	Provides choosing handler

Method Summary

Modifier and Type	Method	Description
boolean	checkArgument(Object inputArgument)	Checks whether the given argument is valid for this command.
void	execute()	Executes the RemoveGreater command.
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

RemoveGreater

public RemoveGreater()

Default constructor from 1.0

RemoveGreater

public RemoveGreater(ModeManager<City> handler)

Provides choosing handler

Parameters:

handler - ModuleHandler for operating

Since:

2.0

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()
             throws BuildObjectException

Executes the RemoveGreater command. Removes all elements from the collection that have a population greater than the specified city.

Specified by:

execute in interface CommandInterface

Specified by:

execute in class Command

Throws:

BuildObjectException

checkArgument

public boolean checkArgument(Object inputArgument)

Checks whether the given argument is valid for this command. Since this command doesn't require an argument, this method always returns true.

Specified by:

checkArgument in interface CommandInterface

Specified by:

checkArgument in class Command

Parameters:

inputArgument - the argument to be checked

Returns:

true since this command doesn't require an argument