OptionHandlerFilter (args4j parent 2.33 API)

All Known Implementing Classes:

ExampleMode
```
public interface OptionHandlerFilter
```
Selects OptionHandler.
For example, we use this to let the caller specify which options are printed, and which ones aren't.

Author:

Kohsuke Kawaguchi

See Also:

CmdLineParser.printExample(OptionHandlerFilter), CmdLineParser.printUsage(Writer, ResourceBundle, OptionHandlerFilter)

Field Summary

Fields
Modifier and Type	Field	Description
`static OptionHandlerFilter`	`ALL`	Print all defined options in the example.
`static OptionHandlerFilter`	`PUBLIC`	Print all non-hidden options.
`static OptionHandlerFilter`	`REQUIRED`	Print all required options.

Method Summary

All Methods Instance Methods Abstract Methods
Modifier and Type Method Description

boolean select(OptionHandler o)

- Field Detail
  - ALL
```
static final OptionHandlerFilter ALL
```
    Print all defined options in the example.
  - PUBLIC
```
static final OptionHandlerFilter PUBLIC
```
    Print all non-hidden options.
    This would only be useful with a small number of options.
  - REQUIRED
```
static final OptionHandlerFilter REQUIRED
```
    Print all required options.
- Method Detail
  - select
```
boolean select(OptionHandler o)
```
    Parameters:
    
    o - Never null. Internally options (like -r) and arguments (others) are treated uniformly as OptionHandler. See OptionDef.isArgument() to distinguish them.
    
    Returns:
    
    true to choose this option, false to ignore/discard/disregard it.