Code Coverage for tapestry release 4.0.3

Clover coverage report - Code Coverage for tapestry release 4.0.3

Coverage timestamp: Fri May 5 2006 21:17:42 CDT

FRAMES NO FRAMES

file stats:	LOC:	100		Methods:	1
	NCLOC:	45		Classes:	1

Source file

Conditionals

Statements

Methods

TOTAL

FieldLabel.java

100%

100%

1		// Copyright 2004, 2005 The Apache Software Foundation
2		//
3		// Licensed under the Apache License, Version 2.0 (the "License");
4		// you may not use this file except in compliance with the License.
5		// You may obtain a copy of the License at
6		//
7		// http://www.apache.org/licenses/LICENSE-2.0
8		//
9		// Unless required by applicable law or agreed to in writing, software
10		// distributed under the License is distributed on an "AS IS" BASIS,
11		// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
12		// See the License for the specific language governing permissions and
13		// limitations under the License.
14
15		package org.apache.tapestry.valid;
16
17		import org.apache.tapestry.AbstractComponent;
18		import org.apache.tapestry.BindingException;
19		import org.apache.tapestry.IForm;
20		import org.apache.tapestry.IMarkupWriter;
21		import org.apache.tapestry.IRequestCycle;
22		import org.apache.tapestry.Tapestry;
23		import org.apache.tapestry.TapestryUtils;
24		import org.apache.tapestry.form.IFormComponent;
25
26		/**
27		* Used to label an {@link IFormComponent}. Because such fields know their displayName
28		* (user-presentable name), there's no reason to hard code the label in a page's HTML template (this
29		* also helps with localization). [ <a
30		* href="../../../../../ComponentReference/FieldLabel.html">Component Reference </a>]
31		*
32		* @author Howard Lewis Lewis Ship
33		*/
34
35		public abstract class FieldLabel extends AbstractComponent
36		{
37		// Parameter
38		public abstract boolean isPrerender();
39
40		/**
41		* Gets the {@link IForm} and {@link IValidationDelegate delegate}, then renders the
42		* label obtained from the field. Does nothing when rewinding.
43		*/
44
45	24	protected void renderComponent(IMarkupWriter writer, IRequestCycle cycle)
46		{
47	24	IForm form = TapestryUtils.getForm(cycle, this);
48
49	24	IFormComponent field = getField();
50
51	24	if (field != null && isPrerender())
52	12	form.prerenderField(writer, field, getLocation());
53
54	24	if (cycle.isRewinding())
55	3	return;
56
57	21	String displayName = getDisplayName();
58
59	21	if (displayName == null)
60		{
61	15	if (field == null)
62	3	throw Tapestry.createRequiredParameterException(this, "field");
63
64	12	displayName = field.getDisplayName();
65
66	12	if (displayName == null)
67	3	throw new BindingException(ValidMessages.noDisplayName(this, field), this, null,
68		getBinding("field"), null);
69		}
70
71	15	IValidationDelegate delegate = form.getDelegate();
72
73	15	String id = field == null ? null : field.getClientId();
74
75	15	delegate.writeLabelPrefix(field, writer, cycle);
76
77	15	writer.begin("label");
78
79	15	if (id != null)
80	3	writer.attribute("for", id);
81
82	15	delegate.writeLabelAttributes(writer, cycle, field);
83	15	renderInformalParameters(writer, cycle);
84
85	15	writer.print(displayName, getRaw());
86
87	15	writer.end();
88
89	15	delegate.writeLabelSuffix(field, writer, cycle);
90		}
91
92		/** displayName parameter */
93		public abstract String getDisplayName();
94
95		/** field parameter */
96		public abstract IFormComponent getField();
97
98		/** raw parameter */
99		public abstract boolean getRaw();
100		}