01: /*
02: * Copyright 2002,2004 The Apache Software Foundation.
03: *
04: * Licensed under the Apache License, Version 2.0 (the "License");
05: * you may not use this file except in compliance with the License.
06: * You may obtain a copy of the License at
07: *
08: * http://www.apache.org/licenses/LICENSE-2.0
09: *
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: public class Introspector {
33: /**
34: * The uberspector from Velocity that handles all instrospection patterns.
35: */
36: private static Uberspect uberSpect;
37:
38: static {
39:
40: Log logger = LogFactory.getLog(Introspector.class);
41:
42: uberSpect = new UberspectImpl();
43: ((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: return uberSpect;
53: }
54: }
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