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Java example source code file (ExtendedModelVisitor.java)

This example Java source code file (ExtendedModelVisitor.java) is included in the alvinalexander.com "Java Source Code Warehouse" project. The intent of this project is to help you "Learn Java by Example" TM.

Learn more about this Java project at its project page.

Java - Java tags/keywords

block, exception, extendedmodelvisitor, fault, iterator, operation, parameter, port, request, response, service, util

The ExtendedModelVisitor.java Java example source code

/*
 * Copyright (c) 1997, 2012, Oracle and/or its affiliates. All rights reserved.
 * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
 *
 * This code is free software; you can redistribute it and/or modify it
 * under the terms of the GNU General Public License version 2 only, as
 * published by the Free Software Foundation.  Oracle designates this
 * particular file as subject to the "Classpath" exception as provided
 * by Oracle in the LICENSE file that accompanied this code.
 *
 * This code is distributed in the hope that it will be useful, but WITHOUT
 * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
 * FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License
 * version 2 for more details (a copy is included in the LICENSE file that
 * accompanied this code).
 *
 * You should have received a copy of the GNU General Public License version
 * 2 along with this work; if not, write to the Free Software Foundation,
 * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
 *
 * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
 * or visit www.oracle.com if you need additional information or have any
 * questions.
 */

package com.sun.tools.internal.ws.processor.model;

import java.util.Iterator;

/**
 *
 * A model visitor incorporating all the logic required to walk through the model.
 *
 * @author WS Development Team
 */
public class ExtendedModelVisitor {

    public ExtendedModelVisitor() {}

    public void visit(Model model) throws Exception {
        preVisit(model);
        for (Service service : model.getServices()) {
            preVisit(service);
            for (Port port : service.getPorts()) {
                preVisit(port);
                if (shouldVisit(port)) {
                    for (Operation operation : port.getOperations()) {
                        preVisit(operation);
                        Request request = operation.getRequest();
                        if (request != null) {
                            preVisit(request);
                            for (Iterator iter4 = request.getHeaderBlocks();
                                iter4.hasNext();) {

                                Block block = (Block) iter4.next();
                                visitHeaderBlock(block);
                            }
                            for (Iterator iter4 = request.getBodyBlocks();
                                iter4.hasNext();) {

                                Block block = (Block) iter4.next();
                                visitBodyBlock(block);
                            }
                            for (Iterator iter4 = request.getParameters();
                                iter4.hasNext();) {

                                Parameter parameter = (Parameter) iter4.next();
                                visit(parameter);
                            }
                            postVisit(request);
                        }

                        Response response = operation.getResponse();
                        if (response != null) {
                            preVisit(response);
                            for (Iterator iter4 = response.getHeaderBlocks();
                                iter4.hasNext();) {

                                Block block = (Block) iter4.next();
                                visitHeaderBlock(block);
                            }
                            for (Iterator iter4 = response.getBodyBlocks();
                                iter4.hasNext();) {

                                Block block = (Block) iter4.next();
                                visitBodyBlock(block);
                            }
                            for (Iterator iter4 = response.getParameters();
                                iter4.hasNext();) {

                                Parameter parameter = (Parameter) iter4.next();
                                visit(parameter);
                            }
                            postVisit(response);
                        }

                        for (Iterator iter4 = operation.getFaults();
                            iter4.hasNext();) {

                            Fault fault = (Fault) iter4.next();
                            preVisit(fault);
                            visitFaultBlock(fault.getBlock());
                            postVisit(fault);
                        }
                        postVisit(operation);
                    }
                }
                postVisit(port);
            }
            postVisit(service);
        }
        postVisit(model);
    }

    protected boolean shouldVisit(Port port) {
        return true;
    }

    // these methods are intended for subclasses
    protected void preVisit(Model model) throws Exception {}
    protected void postVisit(Model model) throws Exception {}
    protected void preVisit(Service service) throws Exception {}
    protected void postVisit(Service service) throws Exception {}
    protected void preVisit(Port port) throws Exception {}
    protected void postVisit(Port port) throws Exception {}
    protected void preVisit(Operation operation) throws Exception {}
    protected void postVisit(Operation operation) throws Exception {}
    protected void preVisit(Request request) throws Exception {}
    protected void postVisit(Request request) throws Exception {}
    protected void preVisit(Response response) throws Exception {}
    protected void postVisit(Response response) throws Exception {}
    protected void preVisit(Fault fault) throws Exception {}
    protected void postVisit(Fault fault) throws Exception {}
    protected void visitBodyBlock(Block block) throws Exception {}
    protected void visitHeaderBlock(Block block) throws Exception {}
    protected void visitFaultBlock(Block block) throws Exception {}
    protected void visit(Parameter parameter) throws Exception {}
}

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