hs.hsadmin/hsarback/src/de/hsadmin/mods/pac/Hive.java

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package de.hsadmin.mods.pac;
import static javax.persistence.CascadeType.ALL;
import static javax.persistence.FetchType.EAGER;
import static javax.persistence.FetchType.LAZY;
import static javax.persistence.GenerationType.SEQUENCE;
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import java.io.Serializable;
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import java.util.Set;
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import javax.persistence.Column;
import javax.persistence.Entity;
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import javax.persistence.EntityManager;
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import javax.persistence.GeneratedValue;
import javax.persistence.Id;
import javax.persistence.JoinColumn;
import javax.persistence.ManyToOne;
import javax.persistence.OneToMany;
import javax.persistence.OrderBy;
import javax.persistence.SequenceGenerator;
import javax.persistence.Table;
import de.hsadmin.core.model.AbstractEntity;
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import de.hsadmin.mods.user.UnixUser;
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@Entity(name = "Hives")
@Table(name = "hive")
@SequenceGenerator(name = "HivesSeqGen", sequenceName = "hive_hive_id_seq")
public class Hive extends AbstractEntity implements Serializable {
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private static final long serialVersionUID = -2270234313165009590L;
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@Id
@GeneratedValue(strategy = SEQUENCE, generator = "HivesSeqGen")
@Column(name = "hive_id")
private long id;
@Column(name = "hive_name", columnDefinition = "character varying(3)", unique = true)
private String name;
@JoinColumn(name = "inet_addr_id")
@ManyToOne(fetch = EAGER)
private INetAddress inetAddr;
@Column(name = "description", columnDefinition = "character varying(100)")
private String description;
@OneToMany(fetch = LAZY, cascade = ALL, mappedBy = "hive")
@OrderBy("name")
private Set<Pac> pacs;
public Hive() {
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}
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public Hive(String name, INetAddress inetAddr) {
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this.name = name;
this.inetAddr = inetAddr;
}
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public Hive(String name, INetAddress inetAddr, String desc) {
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this(name, inetAddr);
this.description = desc;
}
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public static String createQueryFromStringKey(String humanKey) {
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return "hiveName='" + humanKey + "'";
}
@Override
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public String createStringKey() {
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return getHiveName();
}
@Override
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public long id() {
return id;
}
public long getId() {
return id;
}
public void setId(long id) {
this.id = id;
}
public String getName() {
return name;
}
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@Override
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public String getHiveName() {
return name;
}
public void setName(String hiveName) {
this.name = hiveName;
}
public INetAddress getInetAddr() {
return inetAddr;
}
public void setInetAddr(INetAddress inetAddr) {
this.inetAddr = inetAddr;
}
public String getDescription() {
return description;
}
public void setDescription(String description) {
this.description = description;
}
public Set<Pac> getPacs() {
return pacs;
}
public void setPacs(Set<Pac> pacs) {
this.pacs = pacs;
}
@Override
public boolean isNew() {
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return id == 0;
}
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@Override
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public UnixUser owningUser(EntityManager em) {
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return null; // TODO: kinda somebody like root needed
}
}