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| org.apache.commons.jexl.util.Introspector | 
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| 1 |  /* | |
| 2 |   * Copyright 2002,2004 The Apache Software Foundation. | |
| 3 |   * | |
| 4 |   * Licensed under the Apache License, Version 2.0 (the "License"); | |
| 5 |   * you may not use this file except in compliance with the License. | |
| 6 |   * You may obtain a copy of the License at | |
| 7 |   * | |
| 8 |   *      http://www.apache.org/licenses/LICENSE-2.0 | |
| 9 |   * | |
| 10 |   * Unless required by applicable law or agreed to in writing, software | |
| 11 |   * distributed under the License is distributed on an "AS IS" BASIS, | |
| 12 |   * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. | |
| 13 |   * See the License for the specific language governing permissions and | |
| 14 |   * limitations under the License. | |
| 15 |   */ | |
| 16 |  package org.apache.commons.jexl.util; | |
| 17 | ||
| 18 |  import org.apache.commons.jexl.util.introspection.Uberspect; | |
| 19 |  import org.apache.commons.jexl.util.introspection.UberspectImpl; | |
| 20 |  import org.apache.commons.jexl.util.introspection.UberspectLoggable; | |
| 21 |  import org.apache.commons.logging.Log; | |
| 22 |  import org.apache.commons.logging.LogFactory; | |
| 23 | ||
| 24 |  /** | |
| 25 |   *  Little class to manage a Velocity uberspector (Vel 1.4+) for instrospective | |
| 26 |   *  services. | |
| 27 |   * | |
| 28 |   *  @since 1.0 | |
| 29 |   *  @author <a href="mailto:geirm@apache.org">Geir Magnusson Jr.</a> | |
| 30 |   *  @version $Id: Introspector.java 398171 2006-04-29 14:57:29Z dion $ | |
| 31 |   */ | |
| 32 | 4 | public class Introspector { | 
| 33 |      /** | |
| 34 |       *  The uberspector from Velocity that handles all instrospection patterns. | |
| 35 |       */ | |
| 36 | private static Uberspect uberSpect; | |
| 37 | ||
| 38 | 4 |      static { | 
| 39 | ||
| 40 | 4 |          Log logger = LogFactory.getLog(Introspector.class); | 
| 41 | ||
| 42 | 4 |          uberSpect = new UberspectImpl(); | 
| 43 | 4 | ((UberspectLoggable) uberSpect).setRuntimeLogger(logger); | 
| 44 | } | |
| 45 | ||
| 46 |      /** | |
| 47 |       *  For now, expose the raw uberspector to the AST. | |
| 48 |       * | |
| 49 |       *  @return Uberspect The Velocity uberspector. | |
| 50 |       */ | |
| 51 | public static Uberspect getUberspect() { | |
| 52 | 78 |          return uberSpect; | 
| 53 | } | |
| 54 | } | 
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