/*
 * #%L
 * ImageJ software for multidimensional image processing and analysis.
 * %%
 * Copyright (C) 2014 - 2015 Board of Regents of the University of
 * Wisconsin-Madison, University of Konstanz and Brian Northan.
 * %%
 * 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.
 * 
 * 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 HOLDERS 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.
 * #L%
 */

package net.imagej.ops;

/**
 * A <em>special</em> operation is one intended to be used repeatedly from other
 * ops. They come in two major flavors: {@link ComputerOp} and
 * {@link FunctionOp}. And there are two additional types, {@link HybridOp} and
 * {@link InplaceOp}, which specialize behavior further.
 * 
 * @author Curtis Rueden
 * @param <I> type of input
 * @param <O> type of output
 * @see ComputerOp
 * @see FunctionOp
 * @see HybridOp
 * @see InplaceOp
 */
public interface SpecialOp<I, O> extends Op, Input<I>, Output<O>,
	Initializable, Threadable
{

	@Override
	SpecialOp<I, O> getIndependentInstance();

}

@@ -2115,16 +2115,24 @@
 erride%0A%09
+default 
 SpecialO
@@ -2163,13 +2163,235 @@
 stance()
-;
+ %7B%0A%09%09// NB: We assume the op instance is thread-safe by default.%0A%09%09// Individual implementations can override this assumption if they%0A%09%09// have state (such as buffers) that cannot be shared across threads.%0A%09%09return this;%0A%09%7D
 %0A%0A%7D%0A

implement getIndependentInstance()