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package com.jparams.store.comparison;

/**
 * Transforms a given key into a comparable key.
 *
 * @param  type
 */
public interface ComparisonPolicy
{
    /**
     * Returns true if comparison is supported for this class type
     *
     * @param clazz class to check for support
     * @return true if supported
     */
    boolean supports(Class clazz);

    /**
     * Transform the given item into the comparable type
     *
     * @param item item
     * @return comparable
     */
    Object createComparable(T item);
}