Java tutorial
/** * File: AlchemyEntityTitle.java * * Copyright 2012 Dan Brown <dan@likethecolor.com> * * 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.likethecolor.alchemy.api.entity; import org.apache.commons.lang.builder.ToStringBuilder; import org.apache.commons.lang.builder.ToStringStyle; public class TitleAlchemyEntity extends AbstractAlchemyEntity { private String title; public TitleAlchemyEntity() { } public TitleAlchemyEntity(String title) { setTitle(title); } public void setTitle(String title) { if (title != null) { title = title.trim(); } this.title = title; } public String getTitle() { return title; } public TitleAlchemyEntity clone() { return new TitleAlchemyEntity(getTitle()); } @Override public boolean equals(Object o) { if (this == o) { return true; } if (o == null || getClass() != o.getClass()) { return false; } TitleAlchemyEntity that = (TitleAlchemyEntity) o; if (title != null ? !title.equals(that.title) : that.title != null) { return false; } return true; } @Override public int hashCode() { return (title != null ? title.hashCode() : 0); } @Override public String toString() { return toString(ToStringStyle.DEFAULT_STYLE); } public String toString(final ToStringStyle style) { return new ToStringBuilder(this, style).append("title", getTitle()).toString(); } }