/*
 * Hibernate, Relational Persistence for Idiomatic Java
 *
 * Copyright (c) 2010, Red Hat Inc. or third-party contributors as
 * indicated by the @author tags or express copyright attribution
 * statements applied by the authors.  All third-party contributions are
 * distributed under license by Red Hat Inc.
 *
 * This copyrighted material is made available to anyone wishing to use, modify,
 * copy, or redistribute it subject to the terms and conditions of the GNU
 * Lesser General Public License, as published by the Free Software Foundation.
 *
 * This program is distributed in the hope that it will be useful,
 * but WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY
 * or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU Lesser General Public License
 * for more details.
 *
 * You should have received a copy of the GNU Lesser General Public License
 * along with this distribution; if not, write to:
 * Free Software Foundation, Inc.
 * 51 Franklin Street, Fifth Floor
 * Boston, MA  02110-1301  USA
 */
package org.hibernate.cfg;

import java.util.Map;

import org.hibernate.AnnotationException;
import org.hibernate.MappingException;
import org.hibernate.mapping.Column;
import org.hibernate.mapping.Table;

Author:Emmanuel Bernard
/** * @author Emmanuel Bernard */
public class IndexOrUniqueKeySecondPass implements SecondPass { private Table table; private final String indexName; private final String[] columns; private final Mappings mappings; private final Ejb3Column column; private final boolean unique;
Build an index
/** * Build an index */
public IndexOrUniqueKeySecondPass(Table table, String indexName, String[] columns, Mappings mappings) { this.table = table; this.indexName = indexName; this.columns = columns; this.mappings = mappings; this.column = null; this.unique = false; }
Build an index
/** * Build an index */
public IndexOrUniqueKeySecondPass(String indexName, Ejb3Column column, Mappings mappings) { this( indexName, column, mappings, false ); }
Build an index if unique is false or a Unique Key if unique is true
/** * Build an index if unique is false or a Unique Key if unique is true */
public IndexOrUniqueKeySecondPass(String indexName, Ejb3Column column, Mappings mappings, boolean unique) { this.indexName = indexName; this.column = column; this.columns = null; this.mappings = mappings; this.unique = unique; } @Override public void doSecondPass(Map persistentClasses) throws MappingException { if ( columns != null ) { for ( int i = 0; i < columns.length; i++ ) { addConstraintToColumn( columns[i] ); } } if ( column != null ) { this.table = column.getTable(); addConstraintToColumn( mappings.getLogicalColumnName( column.getMappingColumn().getQuotedName(), table ) ); } } private void addConstraintToColumn(final String columnName ) { Column column = table.getColumn( new Column( mappings.getPhysicalColumnName( columnName, table ) ) ); if ( column == null ) { throw new AnnotationException( "@Index references a unknown column: " + columnName ); } if ( unique ) table.getOrCreateUniqueKey( indexName ).addColumn( column ); else table.getOrCreateIndex( indexName ).addColumn( column ); } }