Source Code Cross Referenced for LangNamespaceHandler.java in  » J2EE » spring-framework-2.5 » org » springframework » scripting » config » Java Source Code / Java DocumentationJava Source Code and Java Documentation

01:        /*
02:         * Copyright 2002-2007 the original author or authors.
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:
17:        package org.springframework.scripting.config;
18:
19:        import org.springframework.beans.factory.xml.NamespaceHandlerSupport;
20:
21:        /**
22:         * <code>NamespaceHandler</code> that supports the wiring of
23:         * objects backed by dynamic languages such as Groovy, JRuby and
24:         * BeanShell. The following is an example (from the reference
25:         * documentation) that details the wiring of a Groovy backed bean:
26:         * 
27:         * <pre class="code">
28:         * &lt;lang:groovy id="messenger"
29:         *     refresh-check-delay="5000"
30:         *     script-source="classpath:Messenger.groovy"&gt;
31:         * &lt;lang:property name="message" value="I Can Do The Frug"/&gt;
32:         * &lt;/lang:groovy&gt;
33:         * </pre>
34:         * 
35:         * @author Rob Harrop
36:         * @author Juergen Hoeller
37:         * @author Mark Fisher
38:         * @since 2.0
39:         */
40:        public class LangNamespaceHandler extends NamespaceHandlerSupport {
41:
42:            public void init() {
43:                registerScriptBeanDefinitionParser("groovy",
44:                        "org.springframework.scripting.groovy.GroovyScriptFactory");
45:                registerScriptBeanDefinitionParser("jruby",
46:                        "org.springframework.scripting.jruby.JRubyScriptFactory");
47:                registerScriptBeanDefinitionParser("bsh",
48:                        "org.springframework.scripting.bsh.BshScriptFactory");
49:                registerBeanDefinitionParser("defaults",
50:                        new ScriptingDefaultsParser());
51:            }
52:
53:            private void registerScriptBeanDefinitionParser(String key,
54:                    String scriptFactoryClassName) {
55:                registerBeanDefinitionParser(key,
56:                        new ScriptBeanDefinitionParser(scriptFactoryClassName));
57:            }
58:
59:        }