org.jboss.tools.hibernate.ui.view.HibernateUtils.java Source code

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Here is the source code for org.jboss.tools.hibernate.ui.view.HibernateUtils.java

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/*******************************************************************************
 * Copyright (c) 2007-2009 Red Hat, Inc.
 * Distributed under license by Red Hat, Inc. All rights reserved.
 * This program is made available under the terms of the
 * Eclipse Public License v1.0 which accompanies this distribution,
 * and is available at http://www.eclipse.org/legal/epl-v10.html
 *
 * Contributor:
 *     Red Hat, Inc. - initial API and implementation
 ******************************************************************************/
package org.jboss.tools.hibernate.ui.view;

import java.util.Iterator;

import org.hibernate.mapping.Column;
import org.hibernate.mapping.ForeignKey;
import org.hibernate.mapping.Table;

/**
 * @author some modifications from Vitali
 */
public class HibernateUtils {

    public static boolean isPrimaryKey(Column column) {
        Table table = getTable(column);
        if (table != null) {
            if (table.getPrimaryKey() != null) {
                if (table.getPrimaryKey().containsColumn(column)) {
                    return true;
                }
            }
        }
        return false;
    }

    @SuppressWarnings("unchecked")
    public static boolean isForeignKey(Column column) {
        Table table = getTable(column);
        if (table != null) {
            Iterator<ForeignKey> iter = table.getForeignKeyIterator();
            while (iter.hasNext()) {
                ForeignKey fk = iter.next();
                if (fk.containsColumn(column)) {
                    return true;
                }
            }
        }
        return false;

    }

    public static Table getTable(Column column) {
        if (column.getValue() != null) {
            return column.getValue().getTable();
        }
        return null;
    }
}