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/*******************************************************************************
 * Copyright (c) 2007, 2008 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.resource.java;

import org.eclipse.jdt.core.dom.CompilationUnit;
import org.eclipse.jpt.core.utility.TextRange;

/**
 * This interface corresponds to the javax.persistence.IdClass annotation
 * 
 * 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 IdClassAnnotation extends JavaResourceNode
{
	final String ANNOTATION_NAME = JPA.ID_CLASS;

	/**
	 * Corresponds to the value element of the IdClass annotation.
	 * Returns null if the value element does not exist in java.
	 * Returns the portion of the value preceding the .class.
	 * <p>
	 *     &#64;IdClass(value=Employee.class)
	 * </p>
	 * will return "Employee"
	 **/
	String getValue();	
	
	/**
	 * Corresponds to the value element of the IdClass annotation.
	 * Set to null to remove the value element.  This will also remove the IdClass 
	 * annotation itself.
	 */
	void setValue(String value);
		String VALUE_PROPERTY = "valueProperty";
		
	/**
	 * Returns the qualified value name as it is resolved in the AST
	 * <p>
	 *     &#64;IdClass(Employee.class)
	 * </p>
	 * will return "model.Employee" if there is an import for model.Employee
	 * @return
	 */
	String getFullyQualifiedClass();
		String FULLY_QUALIFIED_CLASS_PROPERTY = "fullyQualifiedClassProperty";

	/**
	 * Return the {@link TextRange} for the value element.  If the value element 
	 * does not exist return the {@link TextRange} for the IdClass annotation.
	 */
	TextRange getValueTextRange(CompilationUnit astRoot);

}