001 /* 002 * Jpkg - Java library and tools for operating system package creation. 003 * 004 * Copyright (c) 2007-2008 Three Rings Design, Inc. 005 * All rights reserved. 006 * 007 * Redistribution and use in source and binary forms, with or without 008 * modification, are permitted provided that the following conditions 009 * are met: 010 * 1. Redistributions of source code must retain the above copyright 011 * notice, this list of conditions and the following disclaimer. 012 * 2. Redistributions in binary form must reproduce the above copyright 013 * notice, this list of conditions and the following disclaimer in the 014 * documentation and/or other materials provided with the distribution. 015 * 3. Neither the name of the copyright owner nor the names of contributors 016 * may be used to endorse or promote products derived from this software 017 * without specific prior written permission. 018 * 019 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" 020 * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE 021 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE 022 * ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS BE 023 * LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR 024 * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF 025 * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS 026 * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN 027 * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) 028 * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE 029 * POSSIBILITY OF SUCH DAMAGE. 030 */ 031 package com.threerings.antidote.property; 032 033 import java.io.File; 034 035 import com.threerings.antidote.field.Field; 036 037 /** 038 * A {@link BaseProperty} that holds an {@link File} object. 039 */ 040 public class FileProperty extends BaseProperty<File> 041 { 042 // from BaseProperty 043 public FileProperty (String name, Field field) 044 { 045 super(name, field); 046 } 047 048 // from BaseProperty 049 public FileProperty (String name, Field field, File defaultValue) 050 { 051 super(name, field, defaultValue); 052 } 053 054 @Override // from BaseProperty 055 protected File validateProperty () 056 { 057 final File check = new File(getRawValue()); 058 if (!check.exists()) { 059 appendViolation(new InvalidFileViolation(this, check)); 060 return null; 061 062 } else { 063 return check; 064 } 065 } 066 }