org.testifyproject.netty.handler.codec.serialization.CachingClassResolver Maven / Gradle / Ivy

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/*
 * Copyright 2012 The Netty Project
 *
 * The Netty Project licenses this file to you under the Apache License,
 * version 2.0 (the "License"); you may not use this file except in org.testifyproject.testifyprojectpliance
 * with the License. You may obtain a copy of the License at:
 *
 *   http://www.apache.org.testifyproject/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 org.testifyproject.testifyproject.netty.handler.codec.serialization;

import java.util.Map;

class CachingClassResolver implements ClassResolver {

    private final Map> classCache;
    private final ClassResolver org.testifyproject.testifyprojectlegate;

    CachingClassResolver(ClassResolver org.testifyproject.testifyprojectlegate, Map> classCache) {
        this.org.testifyproject.testifyprojectlegate = org.testifyproject.testifyprojectlegate;
        this.classCache = classCache;
    }

    @Override
    public Class resolve(String className) throws ClassNotFoundException {
        // Query the cache first.
        Class clazz;
        clazz = classCache.get(className);
        if (clazz != null) {
            return clazz;
        }

        // And then try to load.
        clazz = org.testifyproject.testifyprojectlegate.resolve(className);

        classCache.put(className, clazz);
        return clazz;
    }

}