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:	136		Methods:	4
	NCLOC:	63		Classes:	1

Source file

Conditionals

Statements

Methods

TOTAL

Hidden.java

100%

85%

75%

85.7%

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.form;
16
17		import org.apache.hivemind.ApplicationRuntimeException;
18		import org.apache.tapestry.IActionListener;
19		import org.apache.tapestry.IForm;
20		import org.apache.tapestry.IMarkupWriter;
21		import org.apache.tapestry.IRequestCycle;
22		import org.apache.tapestry.listener.ListenerInvoker;
23		import org.apache.tapestry.services.DataSqueezer;
24
25		/**
26		* Implements a hidden field within a {@link Form}. [ <a
27		* href="../../../../../ComponentReference/Hidden.html">Component Reference </a>]
28		*
29		* @author Howard Lewis Ship
30		* @author Paul Ferraro
31		*/
32		public abstract class Hidden extends AbstractFormComponent
33		{
34		/**
35		* Returns false.
36		*/
37
38	12	protected boolean getCanTakeFocus()
39		{
40	12	return false;
41		}
42
43		/**
44		* @see org.apache.tapestry.form.AbstractFormComponent#renderFormComponent(org.apache.tapestry.IMarkupWriter,
45		* org.apache.tapestry.IRequestCycle)
46		*/
47	12	protected void renderFormComponent(IMarkupWriter writer, IRequestCycle cycle)
48		{
49	12	IForm form = getForm();
50	12	String externalValue = null;
51
52	12	if (getEncode())
53		{
54	6	Object value = getValue();
55
56	6	try
57		{
58	6	externalValue = getDataSqueezer().squeeze(value);
59		}
60		catch (Exception e)
61		{
62	0	throw new ApplicationRuntimeException(e.getMessage(), this, null, e);
63		}
64		}
65		else
66	6	externalValue = (String) getBinding("value").getObject(String.class);
67
68	12	String id = getClientId();
69
70	12	form.addHiddenValue(getName(), id, externalValue);
71		}
72
73		/**
74		* @see org.apache.tapestry.form.AbstractFormComponent#rewindFormComponent(org.apache.tapestry.IRequestCycle)
75		*/
76	12	protected void rewindFormComponent(IMarkupWriter writer, IRequestCycle cycle)
77		{
78	12	String parameter = cycle.getParameter(getName());
79
80	12	Object value = parameter;
81
82	12	if (getEncode())
83		{
84	6	try
85		{
86	6	value = getDataSqueezer().unsqueeze(parameter);
87		}
88		catch (Exception ex)
89		{
90	0	throw new ApplicationRuntimeException(ex.getMessage(), this, null, ex);
91		}
92		}
93
94		// A listener is not always necessary ... it's easy to code
95		// the synchronization as a side-effect of the accessor method.
96
97	12	setValue(value);
98
99	12	getListenerInvoker().invokeListener(getListener(), this, cycle);
100		}
101
102		/** @since 2.2 * */
103		public abstract DataSqueezer getDataSqueezer();
104
105		public abstract Object getValue();
106
107		public abstract void setValue(Object value);
108
109		public abstract IActionListener getListener();
110
111		/**
112		* Injected.
113		*
114		* @since 4.0
115		*/
116
117		public abstract ListenerInvoker getListenerInvoker();
118
119		/**
120		* Returns false. Hidden components are never disabled.
121		*
122		* @since 2.2
123		*/
124	0	public boolean isDisabled()
125		{
126	0	return false;
127		}
128
129		/**
130		* Returns true if the compent encodes object values using a
131		* {@link org.apache.tapestry.util.io.DataSqueezerImpl}, false if values are always Strings.
132		*
133		* @since 2.2
134		*/
135		public abstract boolean getEncode();
136		}