01: /**
02: * Copyright 2006 Webmedia Group Ltd.
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: **/package org.araneaframework.jsp.tag.uilib.form.element.display;
16:
17: import java.io.Writer;
18: import org.araneaframework.jsp.tag.BaseTag;
19:
20: /**
21: * The content of this tag will be displayed when value acquired from <code>PageContext</code>
22: * under the {org.araneaframework.jsp.tag.uilib.form.element.display.FormConditionalDisplayTag#CONDITION_KEY}
23: * was false.
24: *
25: * @author Jevgeni Kabanov (ekabanov <i>at</i> araneaframework <i>dot</i> org)
26: *
27: * @jsp.tag
28: * name = "conditionFalse"
29: * body-content = "JSP"
30: * description = "The content of this tag will be displayed if the element value is FALSE."
31: */
32: public class FormConditionFalseTag extends BaseTag {
33: /**
34: */
35: protected int doStartTag(Writer out) throws Exception {
36: super .doStartTag(out);
37:
38: Boolean condition = (Boolean) requireContextEntry(FormConditionalDisplayTag.CONDITION_KEY);
39:
40: return !condition.booleanValue() ? EVAL_BODY_INCLUDE
41: : SKIP_BODY;
42: }
43: }
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