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* DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS HEADER.
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* Copyright 1997-2007 Sun Microsystems, Inc. All rights reserved.
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* The contents of this file are subject to the terms of either the GNU
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* General Public License Version 2 only ("GPL") or the Common
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* Development and Distribution License("CDDL") (collectively, the
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* "License"). You may not use this file except in compliance with the
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* License. You can obtain a copy of the License at
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* http://www.netbeans.org/cddl-gplv2.html
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* or nbbuild/licenses/CDDL-GPL-2-CP. See the License for the
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* specific language governing permissions and limitations under the
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* License. When distributing the software, include this License Header
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* Notice in each file and include the License file at
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* nbbuild/licenses/CDDL-GPL-2-CP. Sun designates this
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* particular file as subject to the "Classpath" exception as provided
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* by Sun in the GPL Version 2 section of the License file that
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* accompanied this code. If applicable, add the following below the
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* License Header, with the fields enclosed by brackets [] replaced by
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* your own identifying information:
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* "Portions Copyrighted [year] [name of copyright owner]"
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* The Original Software is NetBeans. The Initial Developer of the Original
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* Software is Sun Microsystems, Inc. Portions Copyright 1997-2007 Sun
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* Microsystems, Inc. All Rights Reserved.
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* If you wish your version of this file to be governed by only the CDDL
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* "[Contributor] elects to include this software in this distribution
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* However, if you add GPL Version 2 code and therefore, elected the GPL
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package org.netbeans.modules.j2ee.jpa.verification.rules.entity;
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import java.util.Arrays;
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import javax.lang.model.element.ExecutableElement;
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import javax.lang.model.element.Modifier;
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import javax.lang.model.element.TypeElement;
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import javax.lang.model.util.ElementFilter;
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import org.netbeans.api.java.source.ElementHandle;
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import org.netbeans.modules.j2ee.jpa.verification.JPAClassRule;
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import org.netbeans.modules.j2ee.jpa.verification.common.ProblemContext;
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import org.netbeans.modules.j2ee.jpa.verification.fixes.CreateDefaultConstructor;
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import org.netbeans.spi.editor.hints.ErrorDescription;
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import org.netbeans.spi.editor.hints.Fix;
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import org.openide.util.NbBundle;
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* The class must have a public or protected, no-argument constructor.
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* @author Sanjeeb.Sahoo@Sun.COM
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* @author Tomasz.Slota@Sun.COM
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public class HasNoArgConstructor extends JPAClassRule {
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/** Creates a new instance of HasNoArgConstructor */
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public HasNoArgConstructor() {
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setClassContraints(Arrays.asList(ClassConstraints.ENTITY,
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ClassConstraints.EMBEDDABLE, ClassConstraints.IDCLASS));
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@Override public ErrorDescription[] apply(TypeElement subject, ProblemContext ctx){
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boolean hasDefaultContructor = true;
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for (ExecutableElement constr : ElementFilter.constructorsIn(subject.getEnclosedElements())){
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hasDefaultContructor = false;
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if (constr.getParameters().size() == 0
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&& (constr.getModifiers().contains(Modifier.PUBLIC)
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|| constr.getModifiers().contains(Modifier.PROTECTED))){
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return null; // found appropriate constructor
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if (hasDefaultContructor){
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Fix fix = new CreateDefaultConstructor(ctx.getFileObject(),
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ElementHandle.create(ctx.getJavaClass()));
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return new ErrorDescription[]{createProblem(subject, ctx,
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NbBundle.getMessage(HasNoArgConstructor.class, "MSG_HasNoNoArgConstructor"), fix)};