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package org.scijava.console;

import java.util.LinkedList;

import org.scijava.plugin.HandlerPlugin;
import org.scijava.plugin.Plugin;

/**
 * A plugin which extends an application's command line argument handling.
 * <p>
 * Console argument plugins discoverable at runtime must implement this
 * interface and be annotated with @{@link Plugin} with attribute
 * {@link Plugin#type()} = {@link ConsoleArgument}.class. While it is possible
 * to create an console argument plugin merely by implementing this interface,
 * it is encouraged to instead extend {@link AbstractConsoleArgument}, for
 * convenience.
 * </p>
 *
 * @author Curtis Rueden
 */
public interface ConsoleArgument extends HandlerPlugin<LinkedList<String>> {

	/** Handles the <em>front</em> of the given list of arguments. */
	void handle(final LinkedList<String> args);

	// -- Typed methods --

	@Override
	@SuppressWarnings({ "rawtypes", "unchecked" })
	default Class<LinkedList<String>> getType() {
		return (Class) String.class;
	}
}
