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[simantics/platform.git] / bundles / org.simantics.utils.ui / src / org / simantics / utils / ui / validators / DirectoryNameValidator.java
1 /*******************************************************************************\r
2  * Copyright (c) 2007, 2010 Association for Decentralized Information Management\r
3  * in Industry THTH ry.\r
4  * All rights reserved. This program and the accompanying materials\r
5  * are made available under the terms of the Eclipse Public License v1.0\r
6  * which accompanies this distribution, and is available at\r
7  * http://www.eclipse.org/legal/epl-v10.html\r
8  *\r
9  * Contributors:\r
10  *     VTT Technical Research Centre of Finland - initial API and implementation\r
11  *******************************************************************************/\r
12 package org.simantics.utils.ui.validators;\r
13 \r
14 import java.io.File;\r
15 \r
16 import org.eclipse.jface.dialogs.IInputValidator;\r
17 \r
18 \r
19 /**\r
20  * Check that input string is readable directory.\r
21  * \r
22  * \r
23  * @author Marko Luukkainen <marko.luukkainen@vtt.fi>\r
24  *\r
25  */\r
26 public class DirectoryNameValidator implements IInputValidator{\r
27         \r
28         @Override\r
29         public String isValid(String newText) {\r
30                 File file = new File(newText);\r
31                 if (!file.exists())\r
32                         return "Directory does not exist.";\r
33                 if (!file.isDirectory())\r
34                         return "Selected path is a file.";\r
35                 if (!file.canRead())\r
36                         return "Directory is not readable.";\r
37                 return null;\r
38         }\r
39 \r
40 }\r