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Diffstat (limited to 'bundles/org.eclipse.equinox.p2.metadata/src/org/eclipse/equinox/p2/metadata/expression/IExpressionParser.java')
| -rw-r--r-- | bundles/org.eclipse.equinox.p2.metadata/src/org/eclipse/equinox/p2/metadata/expression/IExpressionParser.java | 25 |
1 files changed, 25 insertions, 0 deletions
diff --git a/bundles/org.eclipse.equinox.p2.metadata/src/org/eclipse/equinox/p2/metadata/expression/IExpressionParser.java b/bundles/org.eclipse.equinox.p2.metadata/src/org/eclipse/equinox/p2/metadata/expression/IExpressionParser.java new file mode 100644 index 000000000..f933a87bf --- /dev/null +++ b/bundles/org.eclipse.equinox.p2.metadata/src/org/eclipse/equinox/p2/metadata/expression/IExpressionParser.java @@ -0,0 +1,25 @@ +/******************************************************************************* + * 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 + */ +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); +} |