org.zalando.jpa.eclipselink.customizer.databasemapping.ManyToOneMappingColumnNameCustomizer Maven / Gradle / Ivy
/**
* Copyright (C) 2015 Zalando SE (http://tech.zalando.com)
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
package org.zalando.jpa.eclipselink.customizer.databasemapping;
import java.util.Vector;
import org.eclipse.persistence.internal.helper.DatabaseField;
import org.eclipse.persistence.mappings.Association;
import org.eclipse.persistence.mappings.ManyToOneMapping;
import org.eclipse.persistence.sessions.Session;
import org.zalando.jpa.eclipselink.customizer.NameUtils;
import org.zalando.jpa.eclipselink.customizer.databasemapping.support.EntityFieldInspector;
import org.zalando.jpa.eclipselink.customizer.databasemapping.support.JoinColumnFieldInspector;
/**
* @author jbellmann
*/
public class ManyToOneMappingColumnNameCustomizer extends AbstractColumnNameCustomizer {
public ManyToOneMappingColumnNameCustomizer() {
super(ManyToOneMapping.class);
}
@SuppressWarnings("unchecked")
@Override
public void customizeColumnName(final String tableName, final ManyToOneMapping databaseMapping,
final Session session) {
logDatabaseMapping(databaseMapping, session);
EntityFieldInspector entityFieldInspector = new JoinColumnFieldInspector(super.getFieldInspector(
databaseMapping).getField());
for (final DatabaseField foreignKeyField : databaseMapping.getForeignKeyFields()) {
String prefix = NameUtils.iconizeTableName(tableName) + "_";
if (!foreignKeyField.getName().startsWith(prefix) && !(entityFieldInspector.isNameValueSet())) {
String newFieldName = NameUtils.buildFieldName(tableName, databaseMapping.getAttributeName()) + "_id";
foreignKeyField.setName(newFieldName);
logFine(session, "ForeignKeyField-Name was set to {0}", foreignKeyField.getName());
} else if (!foreignKeyField.getName().startsWith(prefix) && entityFieldInspector.isNameValueSet()) {
String newFieldName = NameUtils.buildFieldName(tableName, foreignKeyField.getName());
foreignKeyField.setName(newFieldName);
logFine(session, "ForeignKeyField-Name was set to {0}", foreignKeyField.getName());
}
}
Vector associations = databaseMapping.getSourceToTargetKeyFieldAssociations();
for (Association ass : associations) {
logFine(session, "--" + tableName + " -- " + ass.getKey().toString() + "----");
}
}
}