com.amazonaws.services.kinesis.metrics.impl.ThreadSafeMetricsDelegatingFactory Maven / Gradle / Ivy

/*
 * Copyright 2016 Amazon.com, Inc. or its affiliates. All Rights Reserved.
 *
 * Licensed under the Amazon Software License (the "License").
 * You may not use this file except in compliance with the License.
 * A copy of the License is located at
 *
 * http://aws.amazon.com/asl/
 *
 * or in the "license" file accompanying this file. This file 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.amazonaws.services.kinesis.metrics.impl;

import com.amazonaws.services.kinesis.metrics.interfaces.IMetricsFactory;
import com.amazonaws.services.kinesis.metrics.interfaces.IMetricsScope;

/**
 * Metrics scope factory that delegates metrics scope creation to another factory, but
 * returns metrics scope that is thread safe.
 */
public class ThreadSafeMetricsDelegatingFactory implements IMetricsFactory {

    /** Metrics factory to delegate to. */
    private final IMetricsFactory delegate;

    /**
     * Creates an instance of the metrics factory.
     * @param delegate metrics factory to delegate to
     */
    public ThreadSafeMetricsDelegatingFactory(IMetricsFactory delegate) {
        this.delegate = delegate;
    }

    /**
     * {@inheritDoc}
     */
    @Override
    public IMetricsScope createMetrics() {
        return new ThreadSafeMetricsDelegatingScope(delegate.createMetrics());
    }
}