001/*
002 * HA-JDBC: High-Availability JDBC
003 * Copyright (c) 2004-2007 Paul Ferraro
004 * 
005 * This library is free software; you can redistribute it and/or modify it 
006 * under the terms of the GNU Lesser General Public License as published by the 
007 * Free Software Foundation; either version 2.1 of the License, or (at your 
008 * option) any later version.
009 * 
010 * This library is distributed in the hope that it will be useful, but WITHOUT
011 * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or 
012 * FITNESS FOR A PARTICULAR PURPOSE. See the GNU Lesser General Public License 
013 * for more details.
014 * 
015 * You should have received a copy of the GNU Lesser General Public License
016 * along with this library; if not, write to the Free Software Foundation, 
017 * Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
018 * 
019 * Contact: ferraro@users.sourceforge.net
020 */
021package net.sf.hajdbc.cache;
022
023import java.util.LinkedList;
024import java.util.List;
025
026import net.sf.hajdbc.UniqueConstraint;
027
028/**
029 * @author Paul Ferraro
030 *
031 */
032public class UniqueConstraintImpl implements UniqueConstraint
033{
034        private String name;
035        private String table;
036        private List<String> columnList = new LinkedList<String>();
037                
038        /**
039         * Constructs a new UniqueConstraint.
040         * @param name the name of this constraint
041         * @param table a schema qualified table name
042         */
043        public UniqueConstraintImpl(String name, String table)
044        {
045                this.name = name;
046                this.table = table;
047        }
048        
049        /**
050         * @see net.sf.hajdbc.UniqueConstraint#getColumnList()
051         */
052        @Override
053        public List<String> getColumnList()
054        {
055                return this.columnList;
056        }
057        
058        /**
059         * @see net.sf.hajdbc.UniqueConstraint#getName()
060         */
061        @Override
062        public String getName()
063        {
064                return this.name;
065        }
066
067        /**
068         * @see net.sf.hajdbc.UniqueConstraint#getTable()
069         */
070        @Override
071        public String getTable()
072        {
073                return this.table;
074        }
075        
076        /**
077         * @see java.lang.Object#equals(java.lang.Object)
078         */
079        @Override
080        public boolean equals(Object object)
081        {
082                if ((object == null) || !(object instanceof UniqueConstraint)) return false;
083                
084                String name = ((UniqueConstraint) object).getName();
085                
086                return (name != null) && name.equals(this.name);
087        }
088        
089        /**
090         * @see java.lang.Object#hashCode()
091         */
092        @Override
093        public int hashCode()
094        {
095                return this.name.hashCode();
096        }
097
098        /**
099         * @see java.lang.Comparable#compareTo(java.lang.Object)
100         */
101        @Override
102        public int compareTo(UniqueConstraint constraint)
103        {
104                return this.name.compareTo(constraint.getName());
105        }
106}