/*
* 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.beam.runners.core.construction;
import com.google.auto.value.AutoValue;
import org.apache.beam.sdk.annotations.Experimental;
import org.apache.beam.sdk.transforms.DoFn;
/**
* A tuple of an element and a restriction applied to processing it with a
* <a href="https://s.apache.org/splittable-do-fn">splittable</a> {@link DoFn}.
*/
@Experimental(Experimental.Kind.SPLITTABLE_DO_FN)
@AutoValue
public abstract class ElementAndRestriction<ElementT, RestrictionT> {
/** The element to process. */
public abstract ElementT element();
/** The restriction applied to processing the element. */
public abstract RestrictionT restriction();
/** Constructs the {@link ElementAndRestriction}. */
public static <InputT, RestrictionT> ElementAndRestriction<InputT, RestrictionT> of(
InputT element, RestrictionT restriction) {
return new AutoValue_ElementAndRestriction<>(element, restriction);
}
}