v2/src/saaj_api/javax/xml/soap/SOAPConnectionFactory.java

/*
 * The Apache Software License, Version 1.1
 *
 *
 * Copyright (c) 2001-2003 The Apache Software Foundation.  All rights
 * reserved.
 *
 * Redistribution and use in source and binary forms, with or without
 * modification, are permitted provided that the following conditions
 * are met:
 *
 * 1. Redistributions of source code must retain the above copyright
 *    notice, this list of conditions and the following disclaimer.
 *
 * 2. Redistributions in binary form must reproduce the above copyright
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 *    distribution.
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 * 3. The end-user documentation included with the redistribution,
 *    if any, must include the following acknowledgment:
 *       "This product includes software developed by the
 *        Apache Software Foundation (http://www.apache.org/)."
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 * ====================================================================
 *
 * This software consists of voluntary contributions made by many
 * individuals on behalf of the Apache Software Foundation.  For more
 * information on the Apache Software Foundation, please see
 * <http://www.apache.org/>.
 */
package javax.xml.soap;

/**
 * A factory for creating <code>SOAPConnection</code> objects. Implementation of
 * this class is optional. If <code>SOAPConnectionFactory.newInstance()</code>
 * throws an <code>UnsupportedOperationException</code> then the implementation
 * does not support the SAAJ communication infrastructure. Otherwise
 * <code>SOAPConnection</code> objects can be created by calling
 * <code>createConnection()</code> on the newly created
 * <code>SOAPConnectionFactory</code> object.
 */
public abstract class SOAPConnectionFactory {

    public SOAPConnectionFactory() {}

    /**
     * Creates an instance of the default <CODE>
     * SOAPConnectionFactory</CODE> object.
     * @return a new instance of a default <CODE>
     *     SOAPConnectionFactory</CODE> object
     * @throws  SOAPException  if there was an error creating
     *     the <CODE>SOAPConnectionFactory
     * @throws UnsupportedOperationException  if newInstance is not supported.
     */
    public static SOAPConnectionFactory newInstance()
            throws SOAPException, UnsupportedOperationException {

        try {
            return (SOAPConnectionFactory) FactoryFinder.find(SF_PROPERTY,
                    DEFAULT_SOAP_CONNECTION_FACTORY);
        } catch (Exception exception) {
            throw new SOAPException("Unable to create SOAP connection factory: "
                                    + exception.getMessage());
        }
    }

    /**
     * Create a new <CODE>SOAPConnection</CODE>.
     * @return the new <CODE>SOAPConnection</CODE> object.
     * @throws  SOAPException if there was an exception
     *     creating the <CODE>SOAPConnection</CODE> object.
     */
    public abstract SOAPConnection createConnection() throws SOAPException;

    private static final String DEFAULT_SOAP_CONNECTION_FACTORY =
        "org.apache.axis.soap.SOAPConnectionFactoryImpl";

    private static final String SF_PROPERTY =
        "javax.xml.soap.SOAPConnectionFactory";
}