All Downloads are FREE. Search and download functionalities are using the official Maven repository.

javax.faces.application.ConfigurableNavigationHandler Maven / Gradle / Ivy

Go to download

This is the master POM file for Sun's Implementation of the JSF 2.1 Specification.

There is a newer version: 2.2.20
Show newest version
/*
 * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS HEADER.
 *
 * Copyright (c) 1997-2010 Oracle and/or its affiliates. All rights reserved.
 *
 * The contents of this file are subject to the terms of either the GNU
 * General Public License Version 2 only ("GPL") or the Common Development
 * and Distribution License("CDDL") (collectively, the "License").  You
 * may not use this file except in compliance with the License.  You can
 * obtain a copy of the License at
 * https://glassfish.dev.java.net/public/CDDL+GPL_1_1.html
 * or packager/legal/LICENSE.txt.  See the License for the specific
 * language governing permissions and limitations under the License.
 *
 * When distributing the software, include this License Header Notice in each
 * file and include the License file at packager/legal/LICENSE.txt.
 *
 * GPL Classpath Exception:
 * Oracle designates this particular file as subject to the "Classpath"
 * exception as provided by Oracle in the GPL Version 2 section of the License
 * file that accompanied this code.
 *
 * Modifications:
 * If applicable, add the following below the License Header, with the fields
 * enclosed by brackets [] replaced by your own identifying information:
 * "Portions Copyright [year] [name of copyright owner]"
 *
 * Contributor(s):
 * If you wish your version of this file to be governed by only the CDDL or
 * only the GPL Version 2, indicate your decision by adding "[Contributor]
 * elects to include this software in this distribution under the [CDDL or GPL
 * Version 2] license."  If you don't indicate a single choice of license, a
 * recipient has the option to distribute your version of this file under
 * either the CDDL, the GPL Version 2 or to extend the choice of license to
 * its licensees as provided above.  However, if you add GPL Version 2 code
 * and therefore, elected the GPL Version 2 license, then the option applies
 * only if the new code is made subject to such option by the copyright
 * holder.
 */

package javax.faces.application;

import java.util.Map;
import java.util.Set;

import javax.faces.context.FacesContext;
import javax.faces.flow.Flow;

/**
 * 

ConfigurableNavigationHandler * extends the contract of {@link NavigationHandler} to allow runtime * inspection of the {@link NavigationCase}s that make up the rule-base * for navigation. An implementation compliant with the version of the * specification in which this class was introduced (or a later version) * must make it so that its NavigationHandler is an * extension of this class.

* * @since 2.0 */ public abstract class ConfigurableNavigationHandler extends NavigationHandler { /** *

Return the {@link NavigationCase} * representing the navigation that would be taken had {@link * NavigationHandler#handleNavigation} been called with the same * arguments or null if there is no such case.

* * @param context The {@link FacesContext} for the current request * @param fromAction The action binding expression that was evaluated * to retrieve the specified outcome, or null if the * outcome was acquired by some other means * @param outcome The logical outcome returned by a previous invoked * application action (which may be null) * * @throws NullPointerException if context * is null * * @since 2.0 */ public abstract NavigationCase getNavigationCase(FacesContext context, String fromAction, String outcome); /** *

Return the {@link NavigationCase} * representing the navigation that would be taken had {@link * NavigationHandler#handleNavigation} been called with the same * arguments or null if there is no such case. Implementations * that comply the version of the specification in which this method * was introduced must override this method. For compatibility with * decorated implementations that comply with an earlier version of the * specification, an implementation is provided that simply calls * through to {@link #getNavigationCase(javax.faces.context.FacesContext, java.lang.String, java.lang.String)}, * ignoring the {@code toFlowDocumentId} parameter.

* * @param context The {@link FacesContext} for the current request * @param fromAction The action binding expression that was evaluated * to retrieve the specified outcome, or null if the * outcome was acquired by some other means * @param outcome The logical outcome returned by a previous invoked * application action (which may be null) * @param toFlowDocumentId The value of the toFlowDocumentId property * for the navigation case (which may be null) * * @throws NullPointerException if context * is null * * @since 2.2 */ public NavigationCase getNavigationCase(FacesContext context, String fromAction, String outcome, String toFlowDocumentId) { return getNavigationCase(context, fromAction, outcome); } /** *

Return a Map<String, * Set<NavigationCase>> where the keys are * <from-view-id> values and the values are * Set<NavigationCase> where each element in the * Set is a NavigationCase that applies to that * <from-view-id>. The implementation must * support live modifications to this Map.

* * @since 2.0 */ public abstract Map> getNavigationCases(); /** *

A convenience method to signal the * JavaServer Faces implementation to perform navigation * with the provided outcome. When the NavigationHandler is invoked, * the current viewId is treated as the "from viewId" and the "from action" * is null.

* * @throws IllegalStateException if this method is called after * this instance has been released */ public void performNavigation(String outcome) { this.handleNavigation(FacesContext.getCurrentInstance(), null, outcome); } /** *

Called by the flow system to cause * the flow to be inspected for navigation rules. For backward * compatibility with earlier implementations, an empty method * is provided.

* * * @since 2.2 */ public void inspectFlow(FacesContext context, Flow flow) { } }




© 2015 - 2024 Weber Informatics LLC | Privacy Policy