/*
* Licensed to the Apache Software Foundation (ASF) under one
* or more contributor license agreements. See the NOTICE file
* distributed with this work for additional information
* regarding copyright ownership. The ASF licenses this file
* to you 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.apache.openjpa.jdbc.schema;
import org.apache.openjpa.jdbc.identifier.DBIdentifier;
/**
* Represents a unique constraint. It can also represent a partial constraint.
*
* @author Abe White
* @author Pinaki Poddar
*/
@SuppressWarnings("serial")
public class Unique
extends LocalConstraint {
public Unique() {
super();
}
/**
* Construct with given name.
*
* @param name the name of the constraint, if any
* @param table the table of the constraint
* @deprecated
*/
public Unique(String name, Table table) {
super(name, table);
}
public Unique(DBIdentifier name, Table table) {
super(name, table);
}
public boolean isLogical() {
return false;
}
/**
* Set the name of the constraint. This method cannot be called if the
* constraint already belongs to a table.
* @deprecated
*/
public void setName(String name) {
super.setName(name);
}
public void setIdentifier(DBIdentifier name) {
super.setIdentifier(name);
}
/**
* Return true if the structure of this primary key matches that of
* the given one (same table, same columns).
*/
public boolean equalsUnique(Unique unq) {
return equalsLocalConstraint(unq);
}
}