| /* |
| * 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.test.schemata.hr; |
| |
| import java.util.Arrays; |
| import java.util.Objects; |
| |
| /** |
| * A Schema representing a hierarchy of employees. |
| * |
| * <p>The Schema is meant to be used with |
| * {@link org.apache.calcite.adapter.java.ReflectiveSchema} thus all |
| * fields, and methods, should be public. |
| */ |
| public class HierarchySchema { |
| @Override public String toString() { |
| return "HierarchySchema"; |
| } |
| |
| public final Employee[] emps = { |
| new Employee(1, 10, "Emp1", 10000, 1000), |
| new Employee(2, 10, "Emp2", 8000, 500), |
| new Employee(3, 10, "Emp3", 7000, null), |
| new Employee(4, 10, "Emp4", 8000, 500), |
| new Employee(5, 10, "Emp5", 7000, null), |
| }; |
| |
| public final Department[] depts = { |
| new Department( |
| 10, |
| "Dept", |
| Arrays.asList(emps[0], emps[1], emps[2], emps[3], emps[4]), |
| new Location(-122, 38)), |
| }; |
| |
| // Emp1 |
| // / \ |
| // Emp2 Emp4 |
| // / \ |
| // Emp3 Emp5 |
| public final Hierarchy[] hierarchies = { |
| new Hierarchy(1, 2), |
| new Hierarchy(2, 3), |
| new Hierarchy(2, 5), |
| new Hierarchy(1, 4), |
| }; |
| |
| /** Hierarchy representing manager - subordinate. */ |
| public static class Hierarchy { |
| public final int managerid; |
| public final int subordinateid; |
| |
| public Hierarchy(int managerid, int subordinateid) { |
| this.managerid = managerid; |
| this.subordinateid = subordinateid; |
| } |
| |
| @Override public String toString() { |
| return "Hierarchy [managerid: " + managerid + ", subordinateid: " + subordinateid + "]"; |
| } |
| |
| @Override public boolean equals(Object obj) { |
| return obj == this |
| || obj instanceof Hierarchy |
| && managerid == ((Hierarchy) obj).managerid |
| && subordinateid == ((Hierarchy) obj).subordinateid; |
| } |
| |
| @Override public int hashCode() { |
| return Objects.hash(managerid, subordinateid); |
| } |
| } |
| } |