Java tutorial
/** * Copyright 2011 Shopzilla.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.shopzilla.api.client.model; import java.util.Collections; import java.util.List; import org.apache.commons.lang.builder.EqualsBuilder; import org.apache.commons.lang.builder.HashCodeBuilder; import org.apache.commons.lang.builder.ToStringBuilder; import org.apache.commons.lang.builder.ToStringStyle; /** * @author sscanlon * */ public class Category { private Long id; private String name; private String URL; private List<Category> children = Collections.emptyList(); @Override public int hashCode() { return new HashCodeBuilder().append(id).toHashCode(); } @Override public boolean equals(Object o) { if (o == this) { return true; } if (o == null || !(o instanceof Category)) { return false; } Category rhs = (Category) o; return new EqualsBuilder().append(id, rhs.id).isEquals(); } @Override public String toString() { return new ToStringBuilder(this, ToStringStyle.SHORT_PREFIX_STYLE).append("id", id).append("name", name) .append("URL", URL).append("children", children).toString(); } public Long getId() { return id; } public void setId(Long id) { this.id = id; } public String getName() { return name; } public void setName(String name) { this.name = name; } public String getURL() { return URL; } public void setURL(String uRL) { URL = uRL; } public List<Category> getChildren() { return children; } public void setChildren(List<Category> children) { this.children = children; } }