Java tutorial
/* * Copyright (C) 2015 Tim R. Coulson * * Licensed 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 com.timrcoulson.gymbro.entity; import com.j256.ormlite.field.DatabaseField; import org.apache.commons.lang3.builder.EqualsBuilder; import java.util.Iterator; import java.util.List; /* * Abstract class for exercises. */ public abstract class Exercise { public final static String KILOGRAMS = "kg"; public final static String POUNDS = "lb"; private static final String TAG = Exercise.class.getName(); @DatabaseField(generatedId = true) public int id; @DatabaseField public String name; @DatabaseField public int reps; @DatabaseField public int rest; @DatabaseField public float weight; @DatabaseField public float increment; @DatabaseField public String unit; @DatabaseField public int order; public Exercise() { } public abstract List<? extends Set> getSets(); @Override public boolean equals(Object obj) { if (obj == null) return false; if (!(obj instanceof Exercise)) return false; Exercise exercise = (Exercise) obj; if (!(new EqualsBuilder().append(name, exercise.name).append(reps, exercise.reps) .append(rest, exercise.rest).append(weight, exercise.weight).append(increment, exercise.increment) .append(unit, exercise.unit).append(order, exercise.order).isEquals())) return false; if (!(exercise.getSets().size() == this.getSets().size())) return false; Iterator<? extends Set> setIterator = exercise.getSets().iterator(); for (Set set : this.getSets()) { if (!setIterator.next().equals(set)) return false; } return true; } }