CommandParameter

java.lang.Object
- net.sf.tweety.plugin.parameter.CommandParameter

All Implemented Interfaces:

java.lang.Cloneable

Direct Known Subclasses:

FileListCommandParameter, IntegerCommandParameter, SelectionCommandParameter, StringListCommandParameter
```
public abstract class CommandParameter
extends java.lang.Object
implements java.lang.Cloneable
```
This is the abstract basics class for CommandParameter Never leave identifier and description arguments for the constructor empty, they can not be changed afterwards

Author:

Bastian Wolf

Constructor Summary

Constructors
Constructor	Description
`CommandParameter(java.lang.String id, java.lang.String des)`	non-empty constructor (member variables cannot be changed after construction)

Method Summary

Modifier and Type	Method	Description
`java.lang.String`	`getDescription()`	returns the description for this parameter
`java.lang.String`	`getIdentifier()`	returns this parameters name (the identifier)
`abstract CommandParameter`	`instantiate(java.lang.String s)`	instantiate the command with the given argument string if valid
`abstract boolean`	`isValid(java.lang.String s)`	Checks, if the given String is a valid argument for this command parameter

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

- Constructor Detail
  - CommandParameter
```
public CommandParameter(java.lang.String id,
                        java.lang.String des)
```
    non-empty constructor (member variables cannot be changed after construction)
    
    Parameters:
    
    id - the identifier string for this command parameter (e.g. aggr for aggregation)
    
    des - the description string for this command parameter
- Method Detail
  - getIdentifier
```
public java.lang.String getIdentifier()
```
    returns this parameters name (the identifier)
    
    Returns:
    
    this parameters name (the identifier)
  - getDescription
```
public java.lang.String getDescription()
```
    returns the description for this parameter
    
    Returns:
    
    the description for this parameter
  - isValid
```
public abstract boolean isValid(java.lang.String s)
```
    Checks, if the given String is a valid argument for this command parameter
    
    Parameters:
    
    s - the given input string
    
    Returns:
    
    true if valid, false if not
  - instantiate
```
public abstract CommandParameter instantiate(java.lang.String s)
```
    instantiate the command with the given argument string if valid
    
    Parameters:
    
    s - the given argument string
    
    Returns:
    
    The CommandParameter instance or null if the given string is not valid.