Group.java

/*
 * Copyright 2011-2013 the original author or authors.
 *
 * 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 kr.debop4j.access.model.organization;

import com.google.common.base.Objects;
import com.google.common.collect.Sets;
import kr.debop4j.access.model.AccessEntityBase;
import kr.debop4j.access.model.IActor;
import kr.debop4j.core.Guard;
import kr.debop4j.core.tools.HashTool;
import lombok.AccessLevel;
import lombok.Getter;
import lombok.Setter;
import org.hibernate.annotations.Cache;
import org.hibernate.annotations.*;

import javax.persistence.CascadeType;
import javax.persistence.*;
import javax.persistence.Entity;
import javax.persistence.Table;
import java.util.Set;

/**
 * 가상의 조직을 나타냅니다.
 * User: Administrator
 *
 * @since 13. 3. 5
 */
@Entity
@Table(name = "`Group`")
@Cache(region = "Organization", usage = CacheConcurrencyStrategy.READ_WRITE)
//@org.hibernate.annotations.Table(appliesTo = "`Group`",
//                                 indexes = @org.hibernate.annotations.Index(name = "ix_group_code",
//                                                                            columnNames = {
//                                                                                    "CompanyId",
//                                                                                    "GroupCode",
//                                                                                    "GroupName" }))
@DynamicInsert
@DynamicUpdate
@Getter
@Setter
public class Group extends AccessEntityBase implements IActor {

    private static final long serialVersionUID = 514703125940494102L;

    protected Group() { }

    public Group(Company company, String groupCode) {
        this(company, groupCode, groupCode);
    }

    public Group(Company company, String groupCode, String groupName) {
        Guard.shouldNotBeNull(company, "company");
        Guard.shouldNotBeEmpty(groupCode, "groupCode");
        Guard.shouldNotBeEmpty(groupName, "groupName");

        this.company = company;
        this.code = groupCode;
        this.name = groupName;
        this.active = true;
    }

    @Id
    @GeneratedValue
    @Column(name = "GROUP_ID")
    @Setter(AccessLevel.PROTECTED)
    private Long id;

    @ManyToOne(fetch = FetchType.LAZY)
    @JoinColumn(name = "CompanyId", nullable = false)
    @ForeignKey(name = "fk_group_company")
    @NaturalId
    private Company company;

    @Column(name = "GroupCode", nullable = false, length = 32)
    @NaturalId
    private String code;

    @Column(name = "GroupName", nullable = false, length = 256)
    private String name;

    @Column(name = "GroupEName", length = 256)
    private String ename;

    @Column(name = "active")
    private Boolean active;

    @Column(name = "GroupDesc", length = 2000)
    private String description;

    @Column(name = "GroupExAttr", length = 2000)
    private String exAttr;


    @OneToMany(mappedBy = "group", cascade = { CascadeType.ALL })
    @LazyCollection(value = LazyCollectionOption.EXTRA)
    @Fetch(FetchMode.SELECT)
    private Set<GroupMember> members = Sets.newHashSet();

    @Override
    public int hashCode() {
        if (isPersisted())
            return HashTool.compute(id);

        return HashTool.compute(company, code);
    }

    @Override
    protected Objects.ToStringHelper buildStringHelper() {
        return super.buildStringHelper()
                .add("id", id)
                .add("comapnyId", company.getId())
                .add("code", code)
                .add("name", name);
    }
}