001/**
002 * Copyright 2005-2016 The Kuali Foundation
003 *
004 * Licensed under the Educational Community License, Version 2.0 (the "License");
005 * you may not use this file except in compliance with the License.
006 * You may obtain a copy of the License at
007 *
008 * http://www.opensource.org/licenses/ecl2.php
009 *
010 * Unless required by applicable law or agreed to in writing, software
011 * distributed under the License is distributed on an "AS IS" BASIS,
012 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
013 * See the License for the specific language governing permissions and
014 * limitations under the License.
015 */
016package org.kuali.rice.devtools.jpa.eclipselink.conv.parser.helper.resolver;
017
018import japa.parser.ast.ImportDeclaration;
019import japa.parser.ast.expr.MarkerAnnotationExpr;
020import japa.parser.ast.expr.NameExpr;
021import japa.parser.ast.expr.QualifiedNameExpr;
022import org.apache.commons.logging.Log;
023import org.apache.commons.logging.LogFactory;
024import org.apache.ojb.broker.metadata.DescriptorRepository;
025import org.apache.ojb.broker.metadata.FieldDescriptor;
026import org.kuali.rice.devtools.jpa.eclipselink.conv.ojb.OjbUtil;
027import org.kuali.rice.devtools.jpa.eclipselink.conv.parser.helper.NodeData;
028
029import java.util.Collection;
030
031public class VersionResolver extends AbstractMappedFieldResolver {
032    private static final Log LOG = LogFactory.getLog(VersionResolver.class);
033
034    public static final String PACKAGE = "javax.persistence";
035    public static final String SIMPLE_NAME = "Version";
036
037    public VersionResolver(Collection<DescriptorRepository> descriptorRepositories) {
038        super(descriptorRepositories);
039    }
040
041    @Override
042    public String getFullyQualifiedName() {
043        return PACKAGE + "." + SIMPLE_NAME;
044    }
045
046    @Override
047    protected NodeData getAnnotationNodes(String enclosingClass, String fieldName, String mappedClass) {
048        final FieldDescriptor fd = OjbUtil.findFieldDescriptor(mappedClass, fieldName, descriptorRepositories);
049
050        if (fd != null) {
051            if (fd.isLocking()) {
052                return new NodeData(new MarkerAnnotationExpr(new NameExpr(SIMPLE_NAME)),
053                        new ImportDeclaration(new QualifiedNameExpr(new NameExpr(PACKAGE), SIMPLE_NAME), false, false));
054            }
055        }
056        return null;
057    }
058}