1 /*******************************************************************************
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2 * Copyright (c) 2007, 2010 Association for Decentralized Information Management
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3 * in Industry THTH ry.
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4 * All rights reserved. This program and the accompanying materials
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5 * are made available under the terms of the Eclipse Public License v1.0
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6 * which accompanies this distribution, and is available at
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7 * http://www.eclipse.org/legal/epl-v10.html
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10 * VTT Technical Research Centre of Finland - initial API and implementation
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11 *******************************************************************************/
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12 package org.simantics.browsing.ui.common.views;
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14 import java.util.regex.Pattern;
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16 import org.simantics.browsing.ui.common.processors.FilterSelectionRequestQueryProcessor;
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19 * This is an interface for specifying a strategy for converting client-specified
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20 * search strings into regular expressions (see {@link Pattern}), that are used
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21 * to filter non-matches out of shown results.
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23 * @author Tuukka Lehtonen
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25 * @see FilterSelectionRequestQueryProcessor
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28 public interface IFilterStrategy {
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31 * @param filterText the client-specified filter text
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32 * @return a regular expression String adhering to the specifications of
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33 * {@link Pattern} or <code>null</code> to denote <em>no filter</em>.
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35 String toPatternString(String filterText);
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