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/*******************************************************************************
* Copyright (c) 2008, 2010 Oracle. All rights reserved.
* This program and the accompanying materials are 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.
*
* Contributors:
* Oracle - initial API and implementation
******************************************************************************/
package org.eclipse.jpt.core.context;
/**
* Read-only database unique constraint
* <p>
* Provisional API: This interface is part of an interim API that is still
* under development and expected to change significantly before reaching
* stability. It is available at this early stage to solicit feedback from
* pioneering adopters on the understanding that any code that uses this API
* will almost certainly be broken (repeatedly) as the API evolves.
*/
public interface ReadOnlyUniqueConstraint
extends JpaContextNode
{
/**
* Return the unique constraint's column names.
*/
Iterable<String> getColumnNames();
String COLUMN_NAMES_LIST = "columnNames"; //$NON-NLS-1$
/**
* Return the number of column names in the unique constraint.
*/
int getColumnNamesSize();
/**
* Return the column name at the specified index.
*/
String getColumnName(int index);
}
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