001/*
002Copyright (c) 2011+, HL7, Inc
003All rights reserved.
004
005Redistribution and use in source and binary forms, with or without modification, 
006are permitted provided that the following conditions are met:
007
008 * Redistributions of source code must retain the above copyright notice, this 
009   list of conditions and the following disclaimer.
010 * Redistributions in binary form must reproduce the above copyright notice, 
011   this list of conditions and the following disclaimer in the documentation 
012   and/or other materials provided with the distribution.
013 * Neither the name of HL7 nor the names of its contributors may be used to 
014   endorse or promote products derived from this software without specific 
015   prior written permission.
016
017THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" AND 
018ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED 
019WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. 
020IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, 
021INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT 
022NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR 
023PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, 
024WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) 
025ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE 
026POSSIBILITY OF SUCH DAMAGE.
027
028*/
029package org.hl7.fhir.utilities;
030
031/*
032 * #%L
033 * HAPI FHIR - Core Library
034 * %%
035 * Copyright (C) 2014 - 2017 University Health Network
036 * %%
037 * Licensed under the Apache License, Version 2.0 (the "License");
038 * you may not use this file except in compliance with the License.
039 * You may obtain a copy of the License at
040 * 
041 *      http://www.apache.org/licenses/LICENSE-2.0
042 * 
043 * Unless required by applicable law or agreed to in writing, software
044 * distributed under the License is distributed on an "AS IS" BASIS,
045 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
046 * See the License for the specific language governing permissions and
047 * limitations under the License.
048 * #L%
049 */
050
051
052import java.io.File;
053import java.io.IOException;
054
055/**
056 * Extends the usual Java File to make it case-sensitive: if the file to be opened has
057 * a different casing in the filesystem (but is found anyway base Windows is case-insensitive), 
058 * the constructor will throw. Allows early detection of miscased filenames.
059 * @author Ewout
060 *
061 */
062public class CSFile extends File {
063  private static final long serialVersionUID = -2017155765132460726L;
064
065  public CSFile(String pathname) throws IOException {     
066    super(pathname);
067    
068//    if (exists() && getParent() != null) 
069//    {
070//      String n = getName();
071//      File f = new File(getParent());
072//      String[] l = f.list();
073//      boolean ok = false;
074//      for (String n1 : l) {
075//        if (n1.equals(n))
076//          ok = true;
077//      }
078//      if (!ok)
079//        throw new Error("Case mismatch of file "+ pathname);
080//    }
081    
082    //EK: Original code above looked extremely wasteful: every single
083    //attempt to open a file triggers a directory listing
084    if (exists()) 
085    {
086        if(!this.getCanonicalFile().getName().equals(this.getName()))
087                throw new Error("Case mismatch of file "+ pathname+": found "+this.getCanonicalFile().getName());
088    }
089  }
090
091  
092}