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package org.scijava;

/**
 * An object with an associated type (i.e., {@link Class}), which can be queried
 * at runtime.
 * 
 * @author Curtis Rueden
 */
public interface Typed<T> {

	/**
	 * Gets whether this object is compatible with the given data object.
	 * <p>
	 * By default, this method will return {@code true} iff the data is assignable
	 * to the associated type given by {@link #getType()}. But individual
	 * implementations may have other requirements beyond class assignability.
	 * </p>
	 */
	default boolean supports(final T data) {
		// NB: Even though the compiler will often guarantee that only data
		// of type T is provided here, we still need the runtime check
		// for cases where the exact type is not known to compiler --
		// e.g., if the object was manufactured by reflection.
		return getType().isInstance(data);
	}

	/** Gets the type associated with the object. */
	Class<T> getType();

}