SessionAdapterFactory.java

/*
 * Copyright © 2025 Indiana University
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 *
 * BSD 3-Clause License
 *
 * Redistribution and use in source and binary forms, with or without
 * modification, are permitted provided that the following conditions are met:
 * 
 * - Redistributions of source code must retain the above copyright notice, this
 *   list of conditions and the following disclaimer.
 * 
 * - 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.
 * 
 * - Neither the name of the copyright holder nor the names of its
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 *   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 HOLDER OR CONTRIBUTORS BE LIABLE
 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR
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package iu.auth.session;

import java.lang.reflect.Type;
import java.util.function.Function;

import edu.iu.client.IuJsonAdapter;
import edu.iu.client.IuJsonPropertyNameFormat;

/**
 * Session adapter factory.
 * 
 * @param <T> source type
 */
public class SessionAdapterFactory<T> implements Function<T, IuJsonAdapter<?>> {

	private final Class<?> baseType;

	/**
	 * Constructor
	 * 
	 * @param baseType base type
	 */
	public SessionAdapterFactory(Class<?> baseType) {
		this.baseType = baseType;
	}

	@SuppressWarnings({ "rawtypes", "unchecked" })
	@Override
	public IuJsonAdapter<?> apply(T t) {
		if (t instanceof Class) {
			final var c = (Class) t;
			if (c.isInterface() //
					&& c.getModule().isOpen(c.getPackageName(), baseType.getModule()))
				return IuJsonAdapter.from(c, IuJsonPropertyNameFormat.LOWER_CASE_WITH_UNDERSCORES, (Function) this);
		}

		return IuJsonAdapter.of((Type) t, (Function) this);
	}

}