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 javax.servlet.jsp.JspException;
19: import org.araneaframework.jsp.tag.uilib.form.BaseFormElementDisplayTag;
20: import org.araneaframework.uilib.form.control.DisplayControl;
21:
22: /**
23: * @author Jevgeni Kabanov (ekabanov <i>at</i> araneaframework <i>dot</i> org)
24: *
25: * @jsp.tag
26: * name = "valueDisplay"
27: * body-content = "JSP"
28: * description = "Puts the element value in page scope variable, represents UiLib "DisplayControl"."
29: */
30: public class FormElementValueDisplayTag extends
31: BaseFormElementDisplayTag {
32:
33: protected String var;
34:
35: /**
36: * @jsp.attribute
37: * type = "java.lang.String"
38: * required = "true"
39: * description = "Name of the page scope variable to put the element value into."
40: */
41: public void setVar(String var) throws JspException {
42: this .var = var;
43: }
44:
45: /**
46: */
47: protected int doStartTag(Writer out) throws Exception {
48: super .doStartTag(out);
49:
50: assertControlType("DisplayControl");
51:
52: DisplayControl.ViewModel viewModel = (DisplayControl.ViewModel) controlViewModel;
53:
54: // Store data
55: addContextEntry(var, viewModel.getValue());
56:
57: return EVAL_BODY_INCLUDE;
58: }
59:
60: }
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