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A JSR330 style dependency injection solution

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package org.osgl.inject.util;

/*-
 * #%L
 * OSGL Genie
 * %%
 * Copyright (C) 2016 - 2018 OSGL (Open Source General Library)
 * %%
 * 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.
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 */

import org.osgl.inject.BeanSpec;
import org.osgl.inject.ScopeCache;

import java.util.concurrent.ConcurrentHashMap;

public class SimpleSingletonScope implements ScopeCache.SingletonScope {

    private ConcurrentHashMap lookup = new ConcurrentHashMap<>();

    @Override
    public  T get(BeanSpec target) {
        return (T)lookup.get(target);
    }

    @Override
    public  void put(BeanSpec target, T bean) {
        lookup.put(target, bean);
    }
}