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SciJava Common is a shared library for SciJava software. It provides a plugin framework, with an extensible mechanism for service discovery, backed by its own annotation processor, so that plugins can be loaded dynamically. It is used by both ImageJ and SCIFIO.

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/*
 * #%L
 * SciJava Common shared library for SciJava software.
 * %%
 * Copyright (C) 2009 - 2016 Board of Regents of the University of
 * Wisconsin-Madison, Broad Institute of MIT and Harvard, and Max Planck
 * Institute of Molecular Cell Biology and Genetics.
 * %%
 * 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 org.scijava.convert;

import java.lang.reflect.Type;
import java.util.Collection;
import java.util.HashSet;
import java.util.LinkedHashSet;
import java.util.Set;

import org.scijava.plugin.AbstractHandlerService;
import org.scijava.util.ConversionUtils;

/**
 * Abstract superclass for {@link ConvertService} implementations. Sets this
 * service as the active delegate service in {@link ConversionUtils}.
 *
 * @author Mark Hiner
 */
public abstract class AbstractConvertService extends AbstractHandlerService>
		implements ConvertService {

	// -- ConversionService methods --
	@SuppressWarnings({ "unchecked", "rawtypes" })
	@Override
	public Class> getPluginType() {
		return (Class) Converter.class;
	}

	@Override
	public Class getType() {
		return ConversionRequest.class;
	}

	@Override
	public Converter getHandler(final Object src, final Class dest) {
		return getHandler(new ConversionRequest(src, dest));
	}

	@Override
	public Converter getHandler(final Class src, final Class dest) {
		return getHandler(new ConversionRequest(src, dest));
	}

	@Override
	public Converter getHandler(final Object src, final Type dest) {
		return getHandler(new ConversionRequest(src, dest));
	}

	@Override
	public Converter getHandler(final Class src, final Type dest) {
		return getHandler(new ConversionRequest(src, dest));
	}

	@Override
	public boolean supports(final Object src, final Class dest) {
		return supports(new ConversionRequest(src, dest));
	}

	@Override
	public boolean supports(final Class src, final Class dest) {
		return supports(new ConversionRequest(src, dest));
	}

	@Override
	public boolean supports(final Object src, final Type dest) {
		return supports(new ConversionRequest(src, dest));
	}

	@Override
	public boolean supports(final Class src, final Type dest) {
		return supports(new ConversionRequest(src, dest));
	}

	@Override
	public Collection