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