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:	91		Methods:	3
	NCLOC:	40		Classes:	1

Source file

Conditionals

Statements

Methods

TOTAL

InjectScriptWorker.java

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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.enhance;
16
17		import java.lang.reflect.Modifier;
18
19		import org.apache.hivemind.Location;
20		import org.apache.hivemind.Resource;
21		import org.apache.hivemind.service.MethodSignature;
22		import org.apache.hivemind.util.Defense;
23		import org.apache.tapestry.IScript;
24		import org.apache.tapestry.engine.IScriptSource;
25		import org.apache.tapestry.spec.InjectSpecification;
26
27		/**
28		* Injects {@link org.apache.tapestry.IScript} instances directly into pages or components.
29		*
30		* @author Howard M. Lewis Ship
31		* @since 4.0
32		*/
33		public class InjectScriptWorker implements InjectEnhancementWorker
34		{
35		private IScriptSource _source;
36
37	3	public void performEnhancement(EnhancementOperation op, InjectSpecification spec)
38		{
39	3	String propertyName = spec.getProperty();
40	3	String scriptName = spec.getObject();
41	3	Location location = spec.getLocation();
42
43	3	injectScript(op, propertyName, scriptName, location);
44		}
45
46		/**
47		* Injects a compiled script.
48		*
49		* @param op
50		* the enhancement operation
51		* @param propertyName
52		* the name of the property to inject
53		* @param scriptName
54		* the name of the script (relative to the location)
55		* @param location
56		* the location of the specification; primarily used as the base location for finding
57		* the script.
58		*/
59
60	3	public void injectScript(EnhancementOperation op, String propertyName, String scriptName,
61		Location location)
62		{
63	3	Defense.notNull(op, "op");
64	3	Defense.notNull(propertyName, "propertyName");
65	3	Defense.notNull(scriptName, "scriptName");
66	3	Defense.notNull(location, "location");
67
68	3	op.claimReadonlyProperty(propertyName);
69
70	3	Class propertyType = EnhanceUtils.verifyPropertyType(op, propertyName, IScript.class);
71
72		// PropertyType will likely be either java.lang.Object or IScript
73
74	3	String methodName = op.getAccessorMethodName(propertyName);
75
76	3	Resource resource = location.getResource().getRelativeResource(scriptName);
77
78	3	DeferredScript script = new DeferredScriptImpl(resource, _source, location);
79
80	3	String fieldName = op.addInjectedField("_$script", DeferredScript.class, script);
81
82	3	MethodSignature sig = new MethodSignature(propertyType, methodName, null, null);
83
84	3	op.addMethod(Modifier.PUBLIC, sig, "return " + fieldName + ".getScript();", location);
85		}
86
87	3	public void setSource(IScriptSource source)
88		{
89	3	_source = source;
90		}
91		}