io.druid.java.util.common.guava.nary.TrinaryTransformIterable Maven / Gradle / Ivy
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* Licensed to Metamarkets Group Inc. (Metamarkets) under one
* or more contributor license agreements. See the NOTICE file
* distributed with this work for additional information
* regarding copyright ownership. Metamarkets 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 io.druid.java.util.common.guava.nary;
import java.util.Iterator;
/**
*/
public class TrinaryTransformIterable implements Iterable
{
public static TrinaryTransformIterable create(
Iterable iterable1,
Iterable iterable2,
Iterable iterable3,
TrinaryFn fn
)
{
return new TrinaryTransformIterable<>(iterable1, iterable2, iterable3, fn);
}
private final Iterable iterable1;
private final Iterable iterable2;
private final Iterable iterable3;
private final TrinaryFn trinaryFn;
public TrinaryTransformIterable(
Iterable iterable1,
Iterable iterable2,
Iterable iterable3,
TrinaryFn trinaryFn
)
{
this.iterable1 = iterable1;
this.iterable2 = iterable2;
this.iterable3 = iterable3;
this.trinaryFn = trinaryFn;
}
@Override
public Iterator iterator()
{
return TrinaryTransformIterator.create(iterable1.iterator(), iterable2.iterator(), iterable3.iterator(), trinaryFn);
}
}