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Central module for Tapestry, containing interfaces to the Java
Servlet API and all core services and components.
// Copyright 2006 The Apache Software Foundation
//
// 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 container 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);
}