ClosureFactory.java

/**
 * Copyright 2012 Netflix, 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.netflix.hystrix.contrib.javanica.command.closure;

import com.netflix.hystrix.contrib.javanica.command.MetaHolder;

import java.lang.reflect.Method;

/**
 * Factory to create instances of {@link Closure} class.
 */
public interface ClosureFactory {

    /**
     * Creates closure in accordance with method return type.
     *
     * @param metaHolder the meta holder
     * @param method the external method within which closure is created
     * @param o      the object the underlying method is invoked from
     * @param args   the arguments used for the method call
     * @return new {@link Closure} instance
     */
    Closure createClosure(final MetaHolder metaHolder, final Method method, final Object o, final Object... args);
}