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Java example source code file (WSDLParserExtensionFacade.java)

This example Java source code file (WSDLParserExtensionFacade.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

location, locatorimpl, sax, string, wsdlparserextension, wsdlparserextensionfacade, xmlstreamreader

The WSDLParserExtensionFacade.java Java example source code

/*
 * Copyright (c) 1997, 2013, 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.xml.internal.ws.wsdl.parser;

import com.sun.xml.internal.ws.api.wsdl.parser.WSDLParserExtension;
import com.sun.xml.internal.ws.api.wsdl.parser.WSDLParserExtensionContext;
import com.sun.xml.internal.ws.api.model.wsdl.editable.*;
import com.sun.xml.internal.ws.streaming.XMLStreamReaderUtil;

import javax.xml.stream.XMLStreamReader;
import javax.xml.stream.Location;

import org.xml.sax.Locator;
import org.xml.sax.helpers.LocatorImpl;

/**
 * {@link WSDLParserExtension} that delegates to
 * multiple {@link WSDLParserExtension}s.
 *
 * <p>
 * This simplifies {@link RuntimeWSDLParser} since it now
 * only needs to work with one {@link WSDLParserExtension}.
 *
 * <p>
 * This class is guaranteed to return true from
 * all the extension callback methods.
 *
 * @author Kohsuke Kawaguchi
 */
final class WSDLParserExtensionFacade extends WSDLParserExtension {
    private final WSDLParserExtension[] extensions;

    WSDLParserExtensionFacade(WSDLParserExtension... extensions) {
        assert extensions!=null;
        this.extensions = extensions;
    }

    public void start(WSDLParserExtensionContext context) {
        for (WSDLParserExtension e : extensions) {
            e.start(context);
        }
    }

    public boolean serviceElements(EditableWSDLService service, XMLStreamReader reader) {
        for (WSDLParserExtension e : extensions) {
            if(e.serviceElements(service,reader))
                return true;
        }
        XMLStreamReaderUtil.skipElement(reader);
        return true;
    }

    public void serviceAttributes(EditableWSDLService service, XMLStreamReader reader) {
        for (WSDLParserExtension e : extensions)
            e.serviceAttributes(service,reader);
    }

    public boolean portElements(EditableWSDLPort port, XMLStreamReader reader) {
        for (WSDLParserExtension e : extensions) {
            if(e.portElements(port,reader))
                return true;
        }
        //extension is not understood by any WSDlParserExtension
        //Check if it must be understood.
        if(isRequiredExtension(reader)) {
            port.addNotUnderstoodExtension(reader.getName(),getLocator(reader));
        }
        XMLStreamReaderUtil.skipElement(reader);
        return true;
    }

    public boolean portTypeOperationInput(EditableWSDLOperation op, XMLStreamReader reader) {
        for (WSDLParserExtension e : extensions)
            e.portTypeOperationInput(op,reader);

        return false;
    }

    public boolean portTypeOperationOutput(EditableWSDLOperation op, XMLStreamReader reader) {
        for (WSDLParserExtension e : extensions)
            e.portTypeOperationOutput(op,reader);

        return false;
    }

    public boolean portTypeOperationFault(EditableWSDLOperation op, XMLStreamReader reader) {
        for (WSDLParserExtension e : extensions)
            e.portTypeOperationFault(op,reader);

        return false;
    }

    public void portAttributes(EditableWSDLPort port, XMLStreamReader reader) {
        for (WSDLParserExtension e : extensions)
            e.portAttributes(port,reader);
    }

    public boolean definitionsElements(XMLStreamReader reader){
        for (WSDLParserExtension e : extensions) {
            if (e.definitionsElements(reader)) {
                return true;
            }
        }
        XMLStreamReaderUtil.skipElement(reader);
        return true;
    }

    public boolean bindingElements(EditableWSDLBoundPortType binding, XMLStreamReader reader){
        for (WSDLParserExtension e : extensions) {
            if (e.bindingElements(binding, reader)) {
                return true;
            }
        }
        //extension is not understood by any WSDlParserExtension
        //Check if it must be understood.
        if (isRequiredExtension(reader)) {
            binding.addNotUnderstoodExtension(
                    reader.getName(), getLocator(reader));
        }
        XMLStreamReaderUtil.skipElement(reader);
        return true;
    }

    public void bindingAttributes(EditableWSDLBoundPortType binding, XMLStreamReader reader){
        for (WSDLParserExtension e : extensions) {
            e.bindingAttributes(binding, reader);
        }
    }

    public boolean portTypeElements(EditableWSDLPortType portType, XMLStreamReader reader) {
        for (WSDLParserExtension e : extensions) {
            if (e.portTypeElements(portType, reader)) {
                return true;
            }
        }
        XMLStreamReaderUtil.skipElement(reader);
        return true;
    }

    public void portTypeAttributes(EditableWSDLPortType portType, XMLStreamReader reader) {
        for (WSDLParserExtension e : extensions) {
            e.portTypeAttributes(portType, reader);
        }
    }

    public boolean portTypeOperationElements(EditableWSDLOperation operation, XMLStreamReader reader) {
        for (WSDLParserExtension e : extensions) {
            if (e.portTypeOperationElements(operation, reader)) {
                return true;
            }
        }
        XMLStreamReaderUtil.skipElement(reader);
        return true;
    }

    public void portTypeOperationAttributes(EditableWSDLOperation operation, XMLStreamReader reader) {
        for (WSDLParserExtension e : extensions) {
            e.portTypeOperationAttributes(operation, reader);
        }
    }

    public boolean bindingOperationElements(EditableWSDLBoundOperation operation, XMLStreamReader reader) {
        for (WSDLParserExtension e : extensions) {
            if (e.bindingOperationElements(operation, reader)) {
                return true;
            }
        }
        XMLStreamReaderUtil.skipElement(reader);
        return true;
    }

    public void bindingOperationAttributes(EditableWSDLBoundOperation operation, XMLStreamReader reader) {
        for (WSDLParserExtension e : extensions) {
            e.bindingOperationAttributes(operation, reader);
        }
    }

    public boolean messageElements(EditableWSDLMessage msg, XMLStreamReader reader) {
        for (WSDLParserExtension e : extensions) {
            if (e.messageElements(msg, reader)) {
                return true;
            }
        }
        XMLStreamReaderUtil.skipElement(reader);
        return true;
    }

    public void messageAttributes(EditableWSDLMessage msg, XMLStreamReader reader) {
        for (WSDLParserExtension e : extensions) {
            e.messageAttributes(msg, reader);
        }
    }

    public boolean portTypeOperationInputElements(EditableWSDLInput input, XMLStreamReader reader) {
        for (WSDLParserExtension e : extensions) {
            if (e.portTypeOperationInputElements(input, reader)) {
                return true;
            }
        }
        XMLStreamReaderUtil.skipElement(reader);
        return true;
    }

    public void portTypeOperationInputAttributes(EditableWSDLInput input, XMLStreamReader reader) {
        for (WSDLParserExtension e : extensions) {
            e.portTypeOperationInputAttributes(input, reader);
        }
    }

    public boolean portTypeOperationOutputElements(EditableWSDLOutput output, XMLStreamReader reader) {
        for (WSDLParserExtension e : extensions) {
            if (e.portTypeOperationOutputElements(output, reader)) {
                return true;
            }
        }
        XMLStreamReaderUtil.skipElement(reader);
        return true;
    }

    public void portTypeOperationOutputAttributes(EditableWSDLOutput output, XMLStreamReader reader) {
        for (WSDLParserExtension e : extensions) {
            e.portTypeOperationOutputAttributes(output, reader);
        }
    }

    public boolean portTypeOperationFaultElements(EditableWSDLFault fault, XMLStreamReader reader) {
        for (WSDLParserExtension e : extensions) {
            if (e.portTypeOperationFaultElements(fault, reader)) {
                return true;
            }
        }
        XMLStreamReaderUtil.skipElement(reader);
        return true;
    }

    public void portTypeOperationFaultAttributes(EditableWSDLFault fault, XMLStreamReader reader) {
        for (WSDLParserExtension e : extensions) {
            e.portTypeOperationFaultAttributes(fault, reader);
        }
    }

    public boolean bindingOperationInputElements(EditableWSDLBoundOperation operation, XMLStreamReader reader) {
        for (WSDLParserExtension e : extensions) {
            if (e.bindingOperationInputElements(operation, reader)) {
                return true;
            }
        }
        XMLStreamReaderUtil.skipElement(reader);
        return true;
    }

    public void bindingOperationInputAttributes(EditableWSDLBoundOperation operation, XMLStreamReader reader) {
        for (WSDLParserExtension e : extensions) {
            e.bindingOperationInputAttributes(operation, reader);
        }
    }

    public boolean bindingOperationOutputElements(EditableWSDLBoundOperation operation, XMLStreamReader reader) {
        for (WSDLParserExtension e : extensions) {
            if (e.bindingOperationOutputElements(operation, reader)) {
                return true;
            }
        }
        XMLStreamReaderUtil.skipElement(reader);
        return true;
    }

    public void bindingOperationOutputAttributes(EditableWSDLBoundOperation operation, XMLStreamReader reader) {
        for (WSDLParserExtension e : extensions) {
            e.bindingOperationOutputAttributes(operation, reader);
        }
    }

    public boolean bindingOperationFaultElements(EditableWSDLBoundFault fault, XMLStreamReader reader) {
        for (WSDLParserExtension e : extensions) {
            if (e.bindingOperationFaultElements(fault, reader)) {
                return true;
            }
        }
        XMLStreamReaderUtil.skipElement(reader);
        return true;
    }

    public void bindingOperationFaultAttributes(EditableWSDLBoundFault fault, XMLStreamReader reader) {
        for (WSDLParserExtension e : extensions) {
            e.bindingOperationFaultAttributes(fault, reader);
        }
    }

    public void finished(WSDLParserExtensionContext context) {
        for (WSDLParserExtension e : extensions) {
            e.finished(context);
        }
    }

    public void postFinished(WSDLParserExtensionContext context) {
        for (WSDLParserExtension e : extensions) {
            e.postFinished(context);
        }
    }
    /**
     *
     * @param reader
     * @return If the element has wsdl:required attribute set to true
     */

    private boolean isRequiredExtension(XMLStreamReader reader) {
        String required = reader.getAttributeValue(WSDLConstants.NS_WSDL, "required");
        if(required != null)
            return Boolean.parseBoolean(required);
        return false;
    }

    private Locator getLocator(XMLStreamReader reader) {
        Location location = reader.getLocation();
            LocatorImpl loc = new LocatorImpl();
            loc.setSystemId(location.getSystemId());
            loc.setLineNumber(location.getLineNumber());
        return loc;
    }

}

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