Apache CXF example source code file (AbstractStartEndEventProducer.java)

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

Java - Apache CXF tags/keywords

abstractstartendeventproducer, corba, corbaobjecthandler, corbatypeeventproducer, corbatypeeventproducer, iterator, iterator, list, list, orb, qname, qname, serviceinfo, string, util

The Apache CXF AbstractStartEndEventProducer.java source code

/**
 * Licensed to the Apache Software Foundation (ASF) under one
 * or more contributor license agreements. See the NOTICE file
 * distributed with this work for additional information
 * regarding copyright ownership. The ASF licenses this file
 * to you 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.apache.cxf.binding.corba.types;

import java.util.Iterator;
import java.util.List;

import javax.xml.namespace.QName;
import javax.xml.stream.XMLStreamReader;
import javax.xml.stream.events.Attribute;
import javax.xml.stream.events.Namespace;

import org.apache.cxf.service.model.ServiceInfo;

import org.omg.CORBA.ORB;

public abstract class AbstractStartEndEventProducer implements
        CorbaTypeEventProducer {

    protected int state;
    protected final int[] states = {XMLStreamReader.START_ELEMENT, 0, XMLStreamReader.END_ELEMENT};
    
    protected CorbaTypeEventProducer currentEventProducer;
    protected QName name;
    protected Iterator<CorbaObjectHandler> iterator;
    protected Iterator<CorbaTypeEventProducer> producers;
    protected ServiceInfo serviceInfo;
    protected ORB orb;

    public String getLocalName() {
        return getName().getLocalPart();
    }

    public QName getName() {
        QName ret = name;
        if (currentEventProducer != null) {
            ret = currentEventProducer.getName();
        }
        return ret;
    }

    public String getText() {
        return currentEventProducer.getText();
    }

    public boolean hasNext() {
        return state < states.length;
    }

    public int next() { 
        int event = states[state];
        if (event != 0) {      
            state++;
        } else if (currentEventProducer != null && currentEventProducer.hasNext()) {
            event = currentEventProducer.next();
        } else if (iterator != null && iterator.hasNext()) {
            CorbaObjectHandler obj = iterator.next();
            currentEventProducer = CorbaHandlerUtils.getTypeEventProducer(obj, serviceInfo, orb);
            event = currentEventProducer.next();
        } else if (producers != null && producers.hasNext()) {
            currentEventProducer = producers.next();
            event = currentEventProducer.next();
        } else {
            // all done with content, move past state 0
            event = states[++state];
            state++;
            currentEventProducer = null;
        }
        return event;
    }

    public List<Attribute> getAttributes() {
        List<Attribute> attributes = null;
        if (currentEventProducer != null) {
            attributes = currentEventProducer.getAttributes();
        }
        return attributes;
    }

    public List<Namespace> getNamespaces() {
        List<Namespace> namespaces = null;
        if (currentEventProducer != null) {
            namespaces = currentEventProducer.getNamespaces();
        }
        return namespaces;
    }

    protected Iterator<CorbaObjectHandler> getNestedTypes() {
        return iterator;
    }
}