org.primefaces.expression.SearchExpressionResolver Maven / Gradle / Ivy
/*
* Copyright 2009-2014 PrimeTek.
*
* 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.primefaces.expression;
import javax.faces.component.UIComponent;
import javax.faces.context.FacesContext;
/**
* Interface for resolvers, to resolve a {@link UIComponent} by a expression.
*/
public interface SearchExpressionResolver {
/**
* Resolves a {@link UIComponent} for the last or source {@link UIComponent} and for the given
* expression string.
*
* @param context The {@link FacesContext}.
* @param source The source component. E.g. a button.
* @param last The last resolved component in the chain.
* If it's not a nested expression, it's the same as the source component.
* @param expression The search expression.
* @return The resolved {@link UIComponent} or null
.
*/
UIComponent resolveComponent(FacesContext context, UIComponent source, UIComponent last, String expression);
}