/*
 * Copyright 2010 Proofpoint, Inc.
 *
 * 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.proofpoint.bootstrap;

import com.google.common.collect.Maps;

import java.util.Map;

class LifeCycleMethodsMap
{
    private final Map<Class<?>, LifeCycleMethods> map = Maps.newHashMap();

    synchronized LifeCycleMethods get(Class<?> clazz)
    {
        LifeCycleMethods methods = map.get(clazz);
        if (methods == null) {
            methods = new LifeCycleMethods(clazz);
            map.put(clazz, methods);
        }
        return methods;
    }
}

/*
 * Copyright 2010 Proofpoint, Inc.
 *
 * 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.proofpoint.bootstrap;

import java.util.Map;
import java.util.concurrent.ConcurrentHashMap;

class LifeCycleMethodsMap
{
    private final Map<Class<?>, LifeCycleMethods> map = new ConcurrentHashMap<>();

    public LifeCycleMethods get(Class<?> clazz)
    {
        return map.computeIfAbsent(clazz, LifeCycleMethods::new);
    }
}

Reduce contention during lifecycle tracking