| Classes in this File | Line Coverage | Branch Coverage | Complexity | ||||
| ExactlyParameterStrategy |
|
| 2.25;2.25 |
| 1 | /* | |
| 2 | * Copyright (c) 2001-2009, Jean Tessier | |
| 3 | * All rights reserved. | |
| 4 | * | |
| 5 | * Redistribution and use in source and binary forms, with or without | |
| 6 | * modification, are permitted provided that the following conditions | |
| 7 | * are met: | |
| 8 | * | |
| 9 | * * Redistributions of source code must retain the above copyright | |
| 10 | * notice, this list of conditions and the following disclaimer. | |
| 11 | * | |
| 12 | * * Redistributions in binary form must reproduce the above copyright | |
| 13 | * notice, this list of conditions and the following disclaimer in the | |
| 14 | * documentation and/or other materials provided with the distribution. | |
| 15 | * | |
| 16 | * * Neither the name of Jean Tessier nor the names of his contributors | |
| 17 | * may be used to endorse or promote products derived from this software | |
| 18 | * without specific prior written permission. | |
| 19 | * | |
| 20 | * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS | |
| 21 | * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT | |
| 22 | * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR | |
| 23 | * A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR | |
| 24 | * CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, | |
| 25 | * EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, | |
| 26 | * PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR | |
| 27 | * PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF | |
| 28 | * LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING | |
| 29 | * NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS | |
| 30 | * SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. | |
| 31 | */ | |
| 32 | ||
| 33 | package com.jeantessier.commandline; | |
| 34 | ||
| 35 | /** | |
| 36 | * The command-line must include an exact number of parameters or the | |
| 37 | * framework will find the command-line invalid. | |
| 38 | */ | |
| 39 | public class ExactlyParameterStrategy extends LimitedCollectingParameterStrategy { | |
| 40 | public ExactlyParameterStrategy(int nbParameters) { | |
| 41 | 3 | super(nbParameters); |
| 42 | 3 | } |
| 43 | ||
| 44 | public int accept(String param) throws CommandLineException { | |
| 45 | 6 | if (getParameters().size() < getLimit()) { |
| 46 | 5 | return super.accept(param); |
| 47 | } else { | |
| 48 | 1 | throw new CommandLineException("Exceeding " + getLimit() + " parameter(s)."); |
| 49 | } | |
| 50 | } | |
| 51 | ||
| 52 | public void validate() throws CommandLineException { | |
| 53 | 3 | if (getParameters().size() != getLimit()) { |
| 54 | 2 | throw new CommandLineException("Number of parameters (" + getParameters().size() + ") must be exactly " + getLimit()); |
| 55 | } | |
| 56 | 1 | } |
| 57 | ||
| 58 | public void accept(Visitor visitor) { | |
| 59 | 0 | visitor.visitExactlyParameterStrategy(this); |
| 60 | 0 | } |
| 61 | } |