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 1997-2007 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: package org.netbeans.modules.j2ee.ejbverification.rules;
42:
43: import java.util.Collection;
44: import java.util.Collections;
45: import javax.lang.model.element.ExecutableElement;
46: import javax.lang.model.element.Modifier;
47: import javax.lang.model.util.ElementFilter;
48: import org.netbeans.api.java.source.ElementHandle;
49: import org.netbeans.modules.j2ee.ejbverification.EJBProblemContext;
50: import org.netbeans.modules.j2ee.ejbverification.EJBVerificationRule;
51: import org.netbeans.modules.j2ee.ejbverification.HintsUtils;
52: import org.netbeans.modules.j2ee.ejbverification.fixes.CreateDefaultConstructor;
53: import org.netbeans.spi.editor.hints.ErrorDescription;
54: import org.netbeans.spi.editor.hints.Fix;
55: import org.openide.util.NbBundle;
56:
57: /**
58: *
59: * @author Tomasz.Slota@Sun.COM
60: */
61: public class HasNoArgContructor extends EJBVerificationRule {
62:
63: public Collection<ErrorDescription> check(EJBProblemContext ctx) {
64: if (ctx.getEjb() == null) {
65: return null;
66: }
67:
68: boolean hasDefaultContructor = true;
69:
70: for (ExecutableElement constr : ElementFilter
71: .constructorsIn(ctx.getClazz().getEnclosedElements())) {
72: hasDefaultContructor = false;
73:
74: if (constr.getParameters().size() == 0
75: && (constr.getModifiers().contains(Modifier.PUBLIC) || constr
76: .getModifiers()
77: .contains(Modifier.PROTECTED))) {
78: return null; // found appropriate constructor
79: }
80: }
81:
82: if (hasDefaultContructor) {
83: return null; // OK
84: }
85:
86: Fix fix = new CreateDefaultConstructor(ctx.getFileObject(),
87: ElementHandle.create(ctx.getClazz()));
88:
89: ErrorDescription err = HintsUtils.createProblem(ctx.getClazz(),
90: ctx.getComplilationInfo(), NbBundle.getMessage(
91: HasNoArgContructor.class,
92: "MSG_HasNoNoArgConstructor"), fix);
93:
94: return Collections.singletonList(err);
95: }
96:
97: }
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