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 //================================================================================
 //Copyright (c) 2012, David Yu
 //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 notice,
//    this list of conditions and the following disclaimer in the documentation
//    and/or other materials provided with the distribution.
// 3. Neither the name of protostuff nor the names of its contributors may be used
//    to endorse or promote products derived from this software without
//    specific prior written permission.
//
// THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
// AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
// IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
// ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS BE
// LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
// CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
// SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
// INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
// CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
// ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
// POSSIBILITY OF SUCH DAMAGE.
//================================================================================
package io.protostuff.runtime;
Used when the type is either polymorphic or too complex. Unlike DerivativeSchema, this is designed to have no concept of merging.

Author(s):
David Yu
Created:
Apr 30, 2012
public abstract class PolymorphicSchema implements Schema<Object>
{

    
The handler who's job is to set the value to the owner.
    public interface Handler
    {
        public void setValue(Object valueObject owner);
    }

    
A factory which creates a schema with the handler connected to it.
    public interface Factory
    {
        public PolymorphicSchema newSchema(Class<?> typeClass,
                IdStrategy strategyHandler handler);
    }
    public final IdStrategy strategy;
    public PolymorphicSchema(IdStrategy strategy)
    {
        this. = strategy;
    }
    public boolean isInitialized(Object message)
    {
        return true;
    }
    public Object newMessage()
    {
        // cannot instantiate because the type is dynamic.
        throw new UnsupportedOperationException();
    }
    public Class<? super ObjecttypeClass()
    {
        return Object.class;
    }

    
The pipe schema associated with this schema.
    public abstract Pipe.Schema<ObjectgetPipeSchema();

    
Set the value to the owner.
    protected abstract void setValue(Object valueObject owner);
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