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/*
 * Copyright (C) 2011 Thomas Akehurst
 *
 * Licensed under the Apache License, Version 2.0 (the "License");
 * you may not use this file except in compliance with the License.
 * You may obtain a copy of the License at
 *
 * http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 */
package com.github.tomakehurst.wiremock.matching;

import com.google.common.base.Supplier;
import com.google.common.base.Suppliers;

public class MemoizingMatchResult extends MatchResult {

    private final Supplier memoizedDistance = Suppliers.memoize(new Supplier() {
        @Override
        public Double get() {
            return target.getDistance();
        }
    });

    private final Supplier memoizedExactMatch = Suppliers.memoize(new Supplier() {
        @Override
        public Boolean get() {
            return target.isExactMatch();
        }
    });

    private final MatchResult target;

    public MemoizingMatchResult(MatchResult target) {
        this.target = target;
    }

    @Override
    public boolean isExactMatch() {
        return memoizedExactMatch.get();
    }

    @Override
    public double getDistance() {
        return memoizedDistance.get();
    }
}