Hibernite 注解一对多，子元素排序。

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package com.hyzl.model;import com.hyzl.model.BaseObject;import org.hibernate.annotations.GenericGenerator;import org.hibernate.search.annotations.DocumentId;import org.hibernate.search.annotations.Field;import org.hibernate.search.annotations.Indexed;import java.util.HashSet;import java.util.Set;import javax.persistence.CascadeType;import javax.persistence.Column;import javax.persistence.Entity;import javax.persistence.FetchType;import javax.persistence.Id;import javax.persistence.JoinColumn;import javax.persistence.ManyToOne;import javax.persistence.OneToMany;import javax.persistence.OrderBy;import javax.persistence.Table;import javax.persistence.GeneratedValue;import javax.xml.bind.annotation.XmlRootElement;import java.io.Serializable;/** * 实体：KNOWLEDGE_THEME * 作者：AppFuse * 公司：红有智联信息技术有限公司 * 时间：2014-9-9 10:15:18 */@Entity@Table(name="KNOWLEDGE_THEME",schema="KBMS")@Indexed@XmlRootElementpublic class KnowledgeTheme extends BaseObject implements Serializable {private static final long serialVersionUID = 1L;/* * 标识     */        private String id;    /*

     * 父主题     */        private KnowledgeTheme parent;    private Set knowledgeArticles = new HashSet(0);    private Set children = new HashSet(0);    @Id     @GeneratedValue(generator="generator")    @GenericGenerator(name="generator", strategy="uuid.hex")    @DocumentId       public String getId() {        return this.id;    }        public void setId(String id) {        this.id = id;    }    @ManyToOne(fetch=FetchType.LAZY)    @JoinColumn(name="PARENT_ID")    public KnowledgeTheme getParent() {        return this.parent;    }        public void setParent(KnowledgeTheme parent) {        this.parent = parent;    }    @OneToMany(cascade=CascadeType.ALL, fetch=FetchType.LAZY, mappedBy="knowledgeTheme")    public Set getKnowledgeArticles() {        return this.knowledgeArticles;    }        public void setKnowledgeArticles(Set knowledgeArticles) {        this.knowledgeArticles = knowledgeArticles;    }        @OneToMany(cascade=CascadeType.ALL, fetch=FetchType.LAZY, mappedBy="parent")    @OrderBy(value = "themeName ASC")    public Set getChildren() {        return this.children;    }        public void setChildren(Set children) {        this.children = children;    }}

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