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Java > Open Source Codes > org > apache > beehive > netui > tags > html > IFormattable


1 /*
2  * Copyright 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  * $Header:$
17  */
18 package org.apache.beehive.netui.tags.html;
19
20 /**
21  * Interface that indicates whether or not a tag's output can be formatted with by a <code>FormatTag</code>.
22  */
23 public interface IFormattable
24 {
25     /**
26      * Adds a FormatTag.Formatter instance to the tag's set of formatters.
27      * @param formatter the formatter instance to add to the IFormattable tag's set of formatters.
28      */
29     public void addFormatter(FormatTag.Formatter formatter);
30
31     /**
32      * Indicate that a formatter has reported an error so the formattable needs to make sure that
33      * the body content is output so the placement of the error is visible in the page.
34      */
35     public void formatterHasError();
36 }
37
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