core/src/main/java/org/apache/calcite/Demo.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.calcite;

import java.util.ArrayList;

/**
 * Demo.
 */
public class Demo {
  private Demo() {
  }

  public static void main(String[] args) {
    ArrayList<String> names = new ArrayList<>();
    names.add("John");
    names.add("Paul");
    names.add("George");
    names.add("Ringo");

    Iterable<String> nameIterable = names;

    for (String name : nameIterable) {
      System.out.println(name);
    }
  }
}