com.hazelcast.shaded.org.apache.calcite.linq4j.RawEnumerable Maven / Gradle / Ivy
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* 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,
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* See the License for the specific language governing permissions and
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package com.hazelcast.shaded.org.apache.calcite.linq4j;
import com.hazelcast.shaded.org.checkerframework.framework.qual.Covariant;
/**
* Exposes the enumerator, which supports a simple iteration over a collection,
* without the extension methods.
*
* Just the bare methods, to make it easier to implement. Code that requires
* the extension methods can use the static methods in {@link Extensions}.
*
*
Analogous to LINQ's System.Collections.IEnumerable (both generic
* and non-generic variants), without the extension methods.
*
* @param Element type
* @see Enumerable
*/
@Covariant(0)
public interface RawEnumerable {
/**
* Returns an enumerator that iterates through a collection.
*/
Enumerator enumerator();
}
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