| // Licensed under the Apache License, Version 2.0 (the "License"); |
| // you may not use this file except in compliance with the License. |
| // You may obtain a copy of the License at |
| // |
| // http://www.apache.org/licenses/LICENSE-2.0 |
| // |
| // Unless required by applicable law or agreed to in writing, software |
| // distributed under the License is distributed on an "AS IS" BASIS, |
| // WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. |
| // See the License for the specific language governing permissions and |
| // limitations under the License. |
| |
| package org.apache.tapestry5.services; |
| |
| import org.apache.tapestry5.Binding; |
| import org.apache.tapestry5.ComponentResources; |
| import org.apache.tapestry5.ioc.Location; |
| |
| /** |
| * Creates a binding of a particular type. This is usually invoked from the {@link |
| * org.apache.tapestry5.services.BindingSource} service. |
| */ |
| public interface BindingFactory |
| { |
| /** |
| * Creates a new binding instance. |
| * |
| * The binding represents a connection between the container and the component (the component is usually the child |
| * of the component, though in a few cases, it is the component itself). In most cases, the expression is evaluated |
| * in terms of the resources of the <em>container</em> and the component is ignored. |
| * |
| * @param description of the binding, such as, "parameter foo" |
| * @param container the component, as represented by its resources, for which a binding is to be created. |
| * @param component the component whose parameter is to be bound by the resulting binding (rarely used) |
| * @param expression |
| * @param location from which the binding was generate, or null if not known |
| * @return the new binding instance |
| */ |
| Binding newBinding(String description, ComponentResources container, ComponentResources component, |
| String expression, Location location); |
| } |