| Clover coverage report - Code Coverage for tapestry release 4.0.3 |
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| Source file | Conditionals | Statements | Methods | TOTAL | |||||||||||||||
| BeanBinding.java | - | 100% | 100% | 100% |
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| 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.binding; | |
| 16 | ||
| 17 | import org.apache.hivemind.Location; | |
| 18 | import org.apache.hivemind.util.Defense; | |
| 19 | import org.apache.tapestry.IComponent; | |
| 20 | import org.apache.tapestry.coerce.ValueConverter; | |
| 21 | ||
| 22 | /** | |
| 23 | * Binding whose value is a named bean provided by a component. | |
| 24 | * | |
| 25 | * @author Howard M. Lewis Ship | |
| 26 | * @since 4.0 | |
| 27 | */ | |
| 28 | public class BeanBinding extends AbstractBinding | |
| 29 | { | |
| 30 | private final IComponent _component; | |
| 31 | ||
| 32 | private final String _beanName; | |
| 33 | ||
| 34 | 63 | public BeanBinding(String description, ValueConverter valueConverter, Location location, |
| 35 | IComponent component, String beanName) | |
| 36 | { | |
| 37 | 63 | super(description, valueConverter, location); |
| 38 | ||
| 39 | 63 | Defense.notNull(component, "component"); |
| 40 | 63 | Defense.notNull(beanName, "beanName"); |
| 41 | ||
| 42 | 63 | _component = component; |
| 43 | 63 | _beanName = beanName; |
| 44 | } | |
| 45 | ||
| 46 | /** | |
| 47 | * Beans obtained via the binding should *not* be cached by the component because beans may be | |
| 48 | * discarded inside the {@link org.apache.tapestry.bean.BeanProvider} based on the life cycle of | |
| 49 | * the bean. The BeanProvider caches beans as well. | |
| 50 | */ | |
| 51 | ||
| 52 | 189 | public boolean isInvariant() |
| 53 | { | |
| 54 | 189 | return false; |
| 55 | } | |
| 56 | ||
| 57 | 3 | public Object getComponent() |
| 58 | { | |
| 59 | 3 | return _component; |
| 60 | } | |
| 61 | ||
| 62 | 192 | public Object getObject() |
| 63 | { | |
| 64 | 192 | return _component.getBeans().getBean(_beanName); |
| 65 | } | |
| 66 | ||
| 67 | } |
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