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Delivers struct types to Java programming language.
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/*
 * Copyright (c) 2018, Juraj Papp
 * All rights reserved.
 * 
 * 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 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  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 theleo.jstruct.hidden;

/**
 * 
 * 
 * 
 * @author Juraj Papp
 */
public class AutoHybrid extends Hyb1 {
	private long pointer;
	int hybridIndex;
	
	public AutoHybrid(long base, long length, long strSize, int hybridSize) {
		super(base, length, strSize, hybridSize);
		this.pointer = base;
	}
	public void free() {
		long value = Mem0.u.getAndSetLong(this, PTR_OFFSET, 0);
		if(value != 0) {
			Mem0.freeHybrid(value, hybridIndex);
			hybridIndex = -1;
		}				
	}
	@Override
	protected void finalize() throws Throwable {
		try {
			free();
		} finally {
			super.finalize();
		}
	}
	
	private static final long PTR_OFFSET;
	static {
		long val;
		try {
			val = Mem0.u.objectFieldOffset(AutoHybrid.class.getDeclaredField("pointer"));
		} catch (Exception ex) {
			ex.printStackTrace();
			val = 40L;
			throw new IllegalArgumentException("Could not initialize");
		}
		PTR_OFFSET = val;
	}
}