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/*******************************************************************************
* Copyright (c) 2006, 2007 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.internal.jdtutility;
import org.eclipse.jdt.core.dom.AST;
import org.eclipse.jdt.core.dom.Expression;
/**
* Define the protocol for converting an AST expression back and forth
* from an arbitrary type (e.g. Expression <=> String).
*/
public interface ExpressionConverter {
/**
* Convert the specified object to an
* expression that is owned by the specified AST.
* The type of the object is determined by the
* contract specified by the client.
*/
Expression convert(Object o, AST ast);
/**
* Convert the specified expression to an object of some
* pre-determined type.
*/
Object convert(Expression expression);
}
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