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Java > Open Source Codes > org > apache > jasper > compiler > tagplugin > TagPlugin


1 /*
2  * Licensed to the Apache Software Foundation (ASF) under one or more
3  * contributor license agreements. See the NOTICE file distributed with
4  * this work for additional information regarding copyright ownership.
5  * The ASF licenses this file to You under the Apache License, Version 2.0
6  * (the "License"); you may not use this file except in compliance with
7  * the License. You may obtain a copy of the License at
8  *
9  * http://www.apache.org/licenses/LICENSE-2.0
10  *
11  * Unless required by applicable law or agreed to in writing, software
12  * distributed under the License is distributed on an "AS IS" BASIS,
13  * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
14  * See the License for the specific language governing permissions and
15  * limitations under the License.
16  */
17
18 package org.apache.jasper.compiler.tagplugin;
19
20 /**
21  * This interface is to be implemented by the plugin author, to supply
22  * an alternate implementation of the tag handlers. It can be used to
23  * specify the Java codes to be generated when a tag is invoked.
24  *
25  * An implementation of this interface must be registered in a file
26  * named "tagPlugins.xml" under WEB-INF.
27  */
28
29 public interface TagPlugin {
30
31     /**
32      * Generate codes for a custom tag.
33      * @param ctxt a TagPluginContext for accessing Jasper functions
34      */
35     void doTag(TagPluginContext ctxt);
36 }
37
38
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