spork-master/src/org/apache/pig/Function.java
/*
 * Licensed to the Apache Software Foundation (ASF) under one
 * or more contributor license agreements.  See the NOTICE file
 * distributed with this work for additional information
 * regarding copyright ownership.  The ASF licenses this file
 * to you 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 org.apache.pig;

/**
 * A convenience typedef that ties into both google's {@code Function} and
 * {@code ExceptionalFunction}.
 *
 * @param <S> The argument type for the function.
 * @param <T> The return type for the function.
 *
 */
public interface Function<S, T>
    extends ExceptionalFunction<S, T, RuntimeException>, com.google.common.base.Function<S, T> {

  @Override
  public T apply(S item);
}
