com.zeroc.IceInternal.EndpointFactoryWithUnderlying Maven / Gradle / Ivy

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//
// Copyright (c) ZeroC, Inc. All rights reserved.
//

package com.zeroc.IceInternal;

//
// The endpoint factory with underlying create endpoints that delegate to an underlying
// endpoint (e.g.: the SSL/WS endpoints are endpoints with underlying endpoints).
//
abstract public class EndpointFactoryWithUnderlying implements EndpointFactory
{
    public EndpointFactoryWithUnderlying(ProtocolInstance instance, short type)
    {
        _instance = instance;
        _type = type;
    }

    public void initialize()
    {
        //
        // Get the endpoint factory for the underlying type and clone it with
        // our protocol instance.
        //
        EndpointFactory factory = _instance.getEndpointFactory(_type);
        if(factory != null)
        {
            _underlying = factory.clone(_instance);
            _underlying.initialize();
        }
    }

    public short type()
    {
        return _instance.type();
    }

    public String protocol()
    {
        return _instance.protocol();
    }

    public EndpointI create(java.util.ArrayList args, boolean oaEndpoint)
    {
        if(_underlying == null)
        {
            return null; // Can't create an endpoint without underlying factory.
        }
        return createWithUnderlying(_underlying.create(args, oaEndpoint), args, oaEndpoint);
    }

    public EndpointI read(com.zeroc.Ice.InputStream s)
    {
        if(_underlying == null)
        {
            return null; // Can't create an endpoint without underlying factory.
        }
        return readWithUnderlying(_underlying.read(s), s);
    }

    public void destroy()
    {
        if(_underlying != null)
        {
            _underlying.destroy();
        }
        _instance = null;
    }

    public EndpointFactory clone(ProtocolInstance instance)
    {
        return cloneWithUnderlying(instance, _type);
    }

    abstract public EndpointFactory cloneWithUnderlying(ProtocolInstance instance, short type);

    abstract protected EndpointI createWithUnderlying(EndpointI underlying,
                                                      java.util.ArrayList args,
                                                      boolean oaEndpoint);

    abstract protected EndpointI readWithUnderlying(EndpointI underlying, com.zeroc.Ice.InputStream s);

    protected ProtocolInstance _instance;

    private final short _type;
    private EndpointFactory _underlying;
}