01: /*
02: * Licensed to the Apache Software Foundation (ASF) under one
03: * or more contributor license agreements. See the NOTICE file
04: * distributed with this work for additional information
05: * regarding copyright ownership. The ASF licenses this file
06: * to you under the Apache License, Version 2.0 (the
07: * "License"); you may not use this file except in compliance
08: * with the License. You may obtain a copy of the License at
09: *
10: * http://www.apache.org/licenses/LICENSE-2.0
11: *
12: * Unless required by applicable law or agreed to in writing,
13: * software distributed under the License is distributed on an
14: * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
15: * KIND, either express or implied. See the License for the
16: * specific language governing permissions and limitations
17: * under the License.
18: */
19: package org.apache.ideaplugin.bean;
20:
21: import javax.swing.filechooser.FileFilter;
22: import java.io.File;
23:
24: public class ClassFileFilter extends FileFilter {
25:
26: public boolean accept(File file) {
27: if (file.isDirectory()) {
28: return true;
29: }
30: String extension = getExtension(file);
31: if (extension != null) {
32: return extension.equals("class");
33: }
34:
35: return false;
36:
37: }
38:
39: public String getDescription() {
40: return ".class";
41: }
42:
43: private String getExtension(File file) {
44: String ext = null;
45: String s = file.getName();
46: int i = s.lastIndexOf('.');
47:
48: if (i > 0 && i < s.length() - 1) {
49: ext = s.substring(i + 1).toLowerCase();
50: }
51: return ext;
52: }
53: }
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