| /******************************************************************************* |
| * Copyright (c) 2009 - 2010 Cloudsmith Inc. and others. |
| * 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: |
| * Cloudsmith Inc. - initial API and implementation |
| *******************************************************************************/ |
| package org.eclipse.equinox.p2.metadata.expression; |
| |
| /** |
| * A parser that produces an expression tree based on a string representation. An |
| * implementation will use the {@link IExpressionFactory} to create the actual expressions |
| * @since 2.0 |
| */ |
| public interface IExpressionParser { |
| /** |
| * Create a new expression. The expression will have access to the global |
| * variable and to the context parameters. |
| * @param exprString The string representing the boolean expression. |
| * @return The resulting expression tree. |
| */ |
| IExpression parse(String exprString); |
| } |
