01: /*
02: * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS HEADER.
03: *
04: * Copyright 1997-2007 Sun Microsystems, Inc. All rights reserved.
05: *
06: * The contents of this file are subject to the terms of either the GNU
07: * General Public License Version 2 only ("GPL") or the Common
08: * Development and Distribution License("CDDL") (collectively, the
09: * "License"). You may not use this file except in compliance with the
10: * License. You can obtain a copy of the License at
11: * http://www.netbeans.org/cddl-gplv2.html
12: * or nbbuild/licenses/CDDL-GPL-2-CP. See the License for the
13: * specific language governing permissions and limitations under the
14: * License. When distributing the software, include this License Header
15: * Notice in each file and include the License file at
16: * nbbuild/licenses/CDDL-GPL-2-CP. Sun designates this
17: * particular file as subject to the "Classpath" exception as provided
18: * by Sun in the GPL Version 2 section of the License file that
19: * accompanied this code. If applicable, add the following below the
20: * License Header, with the fields enclosed by brackets [] replaced by
21: * your own identifying information:
22: * "Portions Copyrighted [year] [name of copyright owner]"
23: *
24: * Contributor(s):
25: *
26: * The Original Software is NetBeans. The Initial Developer of the Original
27: * Software is Sun Microsystems, Inc. Portions Copyright 1997-2006 Sun
28: * Microsystems, Inc. All Rights Reserved.
29: *
30: * If you wish your version of this file to be governed by only the CDDL
31: * or only the GPL Version 2, indicate your decision by adding
32: * "[Contributor] elects to include this software in this distribution
33: * under the [CDDL or GPL Version 2] license." If you do not indicate a
34: * single choice of license, a recipient has the option to distribute
35: * your version of this file under either the CDDL, the GPL Version 2 or
36: * to extend the choice of license to its licensees as provided above.
37: * However, if you add GPL Version 2 code and therefore, elected the GPL
38: * Version 2 license, then the option applies only if the new code is
39: * made subject to such option by the copyright holder.
40: */
41:
42: package org.netbeans.modules.languages;
43:
44: import java.util.ArrayList;
45: import java.util.Iterator;
46: import java.util.List;
47:
48: /**
49: *
50: * @author Jan Jancura
51: */
52: public class Selector {
53:
54: public static Selector create(String selector) {
55: List<String> path = new ArrayList<String>();
56: int s = 0, e = selector.indexOf('.');
57: while (e >= 0) {
58: path.add(selector.substring(s, e));
59: s = e + 1;
60: e = selector.indexOf('.', s);
61: }
62: path.add(selector.substring(s));
63: return new Selector(path);
64: }
65:
66: private List<String> path;
67:
68: private Selector(List<String> path) {
69: this .path = path;
70: }
71:
72: List<String> getPath() {
73: return path;
74: }
75:
76: private String asText;
77:
78: public String getAsString() {
79: if (asText == null) {
80: Iterator<String> it = path.iterator();
81: StringBuilder sb = new StringBuilder();
82: if (it.hasNext())
83: sb.append(it.next());
84: while (it.hasNext())
85: sb.append('.').append(it.next());
86: asText = sb.toString();
87: }
88: return asText;
89: }
90:
91: public String toString() {
92: return getAsString();
93: }
94: }
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