// Copyright 2011 Google 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.google.appengine.tools.pipeline;
/**
* A user's job class should subclass a specialization of this class if the job
* takes one input parameter.
*
* @author rudominer@google.com (Mitch Rudominer)
*
* @param <T> The type of the job's output.
* @param <T1> The type of the job's first input.
* @see Job
*/
public abstract class Job1<T, T1> extends Job<T> {
private static final long serialVersionUID = 342465312208943814L;
/**
* Users must define this method in their job class.
*
* @throws Exception in case of job failure.
*/
public abstract Value<T> run(T1 param1) throws Exception;
}