1 package org.apache.maven.cli;
2
3 /*
4 * Licensed to the Apache Software Foundation (ASF) under one
5 * or more contributor license agreements. See the NOTICE file
6 * distributed with this work for additional information
7 * regarding copyright ownership. The ASF licenses this file
8 * to you under the Apache License, Version 2.0 (the
9 * "License"); you may not use this file except in compliance
10 * with the License. You may obtain a copy of the License at
11 *
12 * http://www.apache.org/licenses/LICENSE-2.0
13 *
14 * Unless required by applicable law or agreed to in writing,
15 * software distributed under the License is distributed on an
16 * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
17 * KIND, either express or implied. See the License for the
18 * specific language governing permissions and limitations
19 * under the License.
20 */
21
22 import java.io.File;
23
24 /**
25 * Resolve relative file path against the given base directory
26 */
27 public class ResolveFile
28 {
29 public static File resolveFile( File file, String baseDirectory )
30 {
31 if ( file == null )
32 {
33 return null;
34 }
35 else if ( file.isAbsolute() )
36 {
37 return file;
38 }
39 else if ( file.getPath().startsWith( File.separator ) )
40 {
41 // drive-relative Windows path
42 return file.getAbsoluteFile();
43 }
44 else
45 {
46 return new File( baseDirectory, file.getPath() ).getAbsoluteFile();
47 }
48 }
49 }