FileOption.java

/*******************************************************************************
 * Copyright (c) 2004, 2013 Steve Flasby
 * All rights reserved.
 * Redistribution and use in source and binary forms, with or without modification,
 * are permitted provided that the following conditions are met:
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 *         this list of conditions and the following disclaimer.</li>
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 *         this list of conditions and the following disclaimer in the documentation
 *         and/or other materials provided with the distribution.</li>
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/*
 * Created on 05-Nov-2004
 */
package org.flasby.cli;

import java.io.File;
import java.nio.file.FileSystems;
import java.nio.file.Path;

/**
 * adaptor to get a File from a commandline option.
 * 
 * <pre>
 *  
* {@code
 * FileOption rootDir  = new FileOption( options.create( 'c', "ccroot", true ));
 * CommandLine cmd = parser.parse(...);
 * File f = rootDir.getFile( cmd );
 * }
 * </pre>
 * 
 * @author Steve Flasby 05-Nov-2004
 */
public class FileOption {
	private final Option mOpt;

	public FileOption(Option opt) {
		mOpt = opt;
	}

	public File getFile(CommandLine commandLine) {
		return new File(commandLine.getValue(mOpt));
	}

	public File getFile(File parentDir, CommandLine commandLine) {
		return new File(parentDir, commandLine.getValue(mOpt));
	}

	public Path getPath(CommandLine commandLine) {
		return FileSystems.getDefault().getPath(commandLine.getValue(mOpt));
	}

	public Path getPath(String parentPath, CommandLine commandLine) {
		return FileSystems.getDefault().getPath(parentPath, commandLine.getValue(mOpt));
	}

}