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package com.chutneytesting.tools;

import com.google.common.cache.CacheLoader;
import java.util.function.Function;

/**
 * Bridge between {@link Function} and {@link CacheLoader}.

 * {@link CacheLoader} has the same erasure as {@link Function}, but as an abstract class it cannot be created without initialization (constructor).
 */
class FunctionCacheLoader extends CacheLoader {

    private final Function loader;

    FunctionCacheLoader(Function loader) {
        this.loader = loader;
    }


    @Override
    public V load(K key) throws Exception {
        return loader.apply(key);
    }
}