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30 day Evaluation License registered to hlship@comcast.net Your 30 day evaluation period has expired. Please visit http://www.cenqua.com to obtain a licensed version of Clover | |||||||||||||||||||
Source file | Conditionals | Statements | Methods | TOTAL | |||||||||||||||
AbstractSubmit.java | 100% | 100% | 100% | 100% |
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1 | // Copyright 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 java.util.Collection; | |
18 | ||
19 | import org.apache.tapestry.IActionListener; | |
20 | import org.apache.tapestry.IForm; | |
21 | import org.apache.tapestry.IMarkupWriter; | |
22 | import org.apache.tapestry.IRequestCycle; | |
23 | import org.apache.tapestry.listener.ListenerInvoker; | |
24 | ||
25 | /** | |
26 | * Superclass for components submitting their form. | |
27 | * | |
28 | * @author Richard Lewis-Shell | |
29 | * @since 4.0 | |
30 | */ | |
31 | ||
32 | abstract class AbstractSubmit extends AbstractFormComponent | |
33 | { | |
34 | /** | |
35 | * Determine if this submit component was clicked. | |
36 | * | |
37 | * @param cycle | |
38 | * @param name | |
39 | * @return true if this submit was clicked | |
40 | */ | |
41 | protected abstract boolean isClicked(IRequestCycle cycle, String name); | |
42 | ||
43 | /** | |
44 | * @see org.apache.tapestry.form.AbstractFormComponent#rewindFormComponent(org.apache.tapestry.IMarkupWriter, org.apache.tapestry.IRequestCycle) | |
45 | */ | |
46 | 5 | protected void rewindFormComponent(IMarkupWriter writer, IRequestCycle cycle) |
47 | { | |
48 | 5 | if (isClicked(cycle, getName())) |
49 | 3 | handleClick(cycle, getForm()); |
50 | } | |
51 | ||
52 | 7 | void handleClick(final IRequestCycle cycle, IForm form) |
53 | { | |
54 | 7 | if (isParameterBound("selected")) |
55 | 3 | setSelected(getTag()); |
56 | ||
57 | 7 | final IActionListener listener = getListener(); |
58 | ||
59 | 7 | if (listener == null) |
60 | 3 | return; |
61 | ||
62 | 4 | final ListenerInvoker listenerInvoker = getListenerInvoker(); |
63 | ||
64 | 4 | Object parameters = getParameters(); |
65 | 4 | if (parameters != null) |
66 | { | |
67 | 2 | if (parameters instanceof Collection) |
68 | { | |
69 | 1 | cycle.setListenerParameters(((Collection) parameters).toArray()); |
70 | } | |
71 | else | |
72 | { | |
73 | 1 | cycle.setListenerParameters(new Object[] |
74 | { parameters }); | |
75 | } | |
76 | } | |
77 | ||
78 | // Have a listener; notify it now, or defer for later? | |
79 | ||
80 | 4 | Runnable notify = new Runnable() |
81 | { | |
82 | 4 | public void run() |
83 | { | |
84 | 4 | listenerInvoker.invokeListener(listener, AbstractSubmit.this, cycle); |
85 | } | |
86 | }; | |
87 | ||
88 | 4 | if (getDefer()) |
89 | 3 | form.addDeferredRunnable(notify); |
90 | else | |
91 | 1 | notify.run(); |
92 | } | |
93 | ||
94 | /** parameter */ | |
95 | public abstract IActionListener getListener(); | |
96 | ||
97 | /** parameter */ | |
98 | public abstract Object getTag(); | |
99 | ||
100 | /** parameter */ | |
101 | public abstract void setSelected(Object tag); | |
102 | ||
103 | /** parameter */ | |
104 | public abstract boolean getDefer(); | |
105 | ||
106 | /** parameter */ | |
107 | public abstract Object getParameters(); | |
108 | ||
109 | /** Injected */ | |
110 | public abstract ListenerInvoker getListenerInvoker(); | |
111 | } |
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