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.gsfpath.spi.classpath;
43:
44: import java.net.URL;
45: import org.netbeans.modules.gsfpath.api.classpath.ClassPath;
46: import org.netbeans.modules.gsfpath.classpath.ClassPathAccessor;
47: import org.openide.filesystems.FileUtil;
48:
49: /**
50: * Most general way to create {@link ClassPath} instances.
51: * You are not permitted to create them directly; instead you implement
52: * {@link ClassPathImplementation} and use this factory.
53: * See also {@link org.netbeans.modules.gsfpath.spi.classpath.support.ClassPathSupport}
54: * for easier ways to create classpaths.
55: * @since org.netbeans.modules.gsfpath.api/1 1.4
56: */
57: public final class ClassPathFactory {
58:
59: private ClassPathFactory() {
60: }
61:
62: /**
63: * Create API classpath instance for the given SPI classpath.
64: * @param spiClasspath instance of SPI classpath
65: * @return instance of API classpath
66: */
67: public static ClassPath createClassPath(
68: ClassPathImplementation spiClasspath) {
69: // assert checkEntries (spiClasspath) : "ClassPathImplementation contains invalid root: " + spiClasspath.toString(); //Commented, not to decrease the performance even in the dev build.
70: return ClassPathAccessor.DEFAULT.createClassPath(spiClasspath);
71: }
72:
73: private static boolean checkEntries(
74: ClassPathImplementation spiClasspath) {
75: for (PathResourceImplementation impl : spiClasspath
76: .getResources()) {
77: URL[] roots = impl.getRoots();
78: for (URL root : roots) {
79: if (FileUtil.isArchiveFile(root)) {
80: return false;
81: }
82: if (root.toExternalForm().endsWith("/")) { // NOI18N
83: return false;
84: }
85: }
86: }
87: return true;
88: }
89:
90: }
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