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Java example source code file (ClassNameCollector.java)

This example Java source code file (ClassNameCollector.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

classnamecollector, exception, extendedmodelvisitor, fault, hashset, iterator, jaxbtype, jaxbtypevisitor, qname, rpclitstructure, set, util

The ClassNameCollector.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.util;

import com.sun.tools.internal.ws.processor.model.*;
import com.sun.tools.internal.ws.processor.model.java.JavaInterface;
import com.sun.tools.internal.ws.processor.model.jaxb.JAXBType;
import com.sun.tools.internal.ws.processor.model.jaxb.JAXBTypeVisitor;
import com.sun.tools.internal.ws.processor.model.jaxb.RpcLitStructure;

import javax.xml.namespace.QName;
import java.util.HashSet;
import java.util.Iterator;
import java.util.Set;

/**
 * This class writes out a Model as an XML document.
 *
 * @author WS Development Team
 */
public class ClassNameCollector extends ExtendedModelVisitor
    implements JAXBTypeVisitor {

    public ClassNameCollector() {
    }

    public void process(Model model) {
        try {
            _allClassNames = new HashSet();
            _exceptions = new HashSet();
            _wsdlBindingNames = new HashSet();
            _conflictingClassNames = new HashSet();
            _seiClassNames = new HashSet<String>();
            _jaxbGeneratedClassNames = new HashSet<String>();
            _exceptionClassNames = new HashSet<String>();
            _portTypeNames = new HashSet<QName>();
            visit(model);
        } catch (Exception e) {
            e.printStackTrace();
            // fail silently
        } finally {
            _allClassNames = null;
            _exceptions = null;
        }
    }

    public Set getConflictingClassNames() {
        return _conflictingClassNames;
    }

    protected void postVisit(Model model) throws Exception {
        for (Iterator iter = model.getExtraTypes(); iter.hasNext();) {
            visitType((AbstractType)iter.next());
        }
    }

    protected void preVisit(Service service) throws Exception {
        registerClassName(
            ((JavaInterface)service.getJavaInterface()).getName());
        // We don't generate Impl classes, commenting it out.
        // Otherwise, it would cause naming conflicts
        //registerClassName(
        //    ((JavaInterface)service.getJavaInterface()).getImpl());
    }

    protected void processPort11x(Port port){
        QName wsdlBindingName = (QName) port.getProperty(
            ModelProperties.PROPERTY_WSDL_BINDING_NAME);
        if (!_wsdlBindingNames.contains(wsdlBindingName)) {

            // multiple ports can share a binding without causing a conflict
            registerClassName(port.getJavaInterface().getName());
        }
        registerClassName((String) port.getProperty(
            ModelProperties.PROPERTY_STUB_CLASS_NAME));
        registerClassName((String) port.getProperty(
            ModelProperties.PROPERTY_TIE_CLASS_NAME));
    }

    protected void preVisit(Port port) throws Exception {
        QName portTypeName = (QName)port.getProperty(ModelProperties.PROPERTY_WSDL_PORT_TYPE_NAME);
        if(_portTypeNames.contains(portTypeName))
            return;

        //in 2.0, stub/tie class are binding agnostic so they should be per port, that is multiple
        // bindings can share the same port

        addSEIClassName(port.getJavaInterface().getName());
    }

    private void addSEIClassName(String s) {
        _seiClassNames.add(s);
        registerClassName(s);
    }

    protected void postVisit(Port port) throws Exception {
        QName wsdlBindingName = (QName) port.getProperty(
            ModelProperties.PROPERTY_WSDL_BINDING_NAME);
        if (!_wsdlBindingNames.contains(wsdlBindingName)) {
            _wsdlBindingNames.add(wsdlBindingName);
        }

        QName portTypeName = (QName)port.getProperty(ModelProperties.PROPERTY_WSDL_PORT_TYPE_NAME);
        if(!_portTypeNames.contains(portTypeName)){
            _portTypeNames.add(portTypeName);
        }
    }

    protected boolean shouldVisit(Port port) {
        QName wsdlBindingName = (QName) port.getProperty(
            ModelProperties.PROPERTY_WSDL_BINDING_NAME);
        return !_wsdlBindingNames.contains(wsdlBindingName);
    }

    protected void preVisit(Fault fault) throws Exception {
        if (!_exceptions.contains(fault.getJavaException())) {

            /* the same exception can be used in several faults, but that
             * doesn't mean that there is a conflict
             */
            _exceptions.add(fault.getJavaException());
            addExceptionClassName(fault.getJavaException().getName());

            for (Iterator iter = fault.getSubfaults();
                iter != null && iter.hasNext();) {

                Fault subfault = (Fault) iter.next();
                preVisit(subfault);
            }
        }
    }

    private void addExceptionClassName(String name) {
        if(_allClassNames.contains(name))
            _exceptionClassNames.add(name);
        registerClassName(name);
        //To change body of created methods use File | Settings | File Templates.
    }

    protected void visitBodyBlock(Block block) throws Exception {
        visitBlock(block);
    }

    protected void visitHeaderBlock(Block block) throws Exception {
        visitBlock(block);
    }

    protected void visitFaultBlock(Block block) throws Exception {
    }

    protected void visitBlock(Block block) throws Exception {
        visitType(block.getType());
    }

    protected void visit(Parameter parameter) throws Exception {
        visitType(parameter.getType());
    }

    private void visitType(AbstractType type) throws Exception {
        if (type != null) {
            if (type instanceof JAXBType)
                visitType((JAXBType)type);
            else if (type instanceof RpcLitStructure)
                visitType((RpcLitStructure)type);
        }
    }


    private void visitType(JAXBType type) throws Exception {
        type.accept(this);
    }

    private void visitType(RpcLitStructure type) throws Exception {
        type.accept(this);
    }
    private void registerClassName(String name) {
        if (name == null || name.equals("")) {
            return;
        }
        if (_allClassNames.contains(name)) {
            _conflictingClassNames.add(name);
        } else {
            _allClassNames.add(name);
        }
    }

    public Set<String> getSeiClassNames() {
        return _seiClassNames;
    }

    private Set<String> _seiClassNames;

    public Set<String> getJaxbGeneratedClassNames() {
        return _jaxbGeneratedClassNames;
    }

    private Set<String> _jaxbGeneratedClassNames;


    public Set<String> getExceptionClassNames() {
        return _exceptionClassNames;
    }

    private Set<String> _exceptionClassNames;
    boolean doneVisitingJAXBModel = false;
    public void visit(JAXBType type) throws Exception {
        if(!doneVisitingJAXBModel && type.getJaxbModel() != null){
            Set<String> classNames = type.getJaxbModel().getGeneratedClassNames();
            for(String className : classNames){
                addJAXBGeneratedClassName(className);
            }
            doneVisitingJAXBModel = true;
        }
    }

    public void visit(RpcLitStructure type) throws Exception {
        if(!doneVisitingJAXBModel){
            Set<String> classNames = type.getJaxbModel().getGeneratedClassNames();
            for(String className : classNames){
                addJAXBGeneratedClassName(className);
            }
            doneVisitingJAXBModel = true;
        }
    }


    private void addJAXBGeneratedClassName(String name) {
        _jaxbGeneratedClassNames.add(name);
        registerClassName(name);
    }

    private Set _allClassNames;
    private Set _exceptions;
    private Set _wsdlBindingNames;
    private Set _conflictingClassNames;
    private Set<QName> _portTypeNames;
}

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