Java tutorial
/******************************************************************************* * This file is part of OpenNMS(R). * * Copyright (C) 2009-2012 The OpenNMS Group, Inc. * OpenNMS(R) is Copyright (C) 1999-2012 The OpenNMS Group, Inc. * * OpenNMS(R) is a registered trademark of The OpenNMS Group, Inc. * * OpenNMS(R) is free software: you can redistribute it and/or modify * it under the terms of the GNU General Public License as published * by the Free Software Foundation, either version 3 of the License, * or (at your option) any later version. * * OpenNMS(R) is distributed in the hope that it will be useful, * but WITHOUT ANY WARRANTY; without even the implied warranty of * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the * GNU General Public License for more details. * * You should have received a copy of the GNU General Public License * along with OpenNMS(R). If not, see: * http://www.gnu.org/licenses/ * * For more information contact: * OpenNMS(R) Licensing <license@opennms.org> * http://www.opennms.org/ * http://www.opennms.com/ *******************************************************************************/ package com.netxforge.oss2.model; import java.io.Serializable; import java.util.Date; import javax.persistence.Column; import javax.persistence.Entity; import javax.persistence.FetchType; import javax.persistence.GeneratedValue; import javax.persistence.Id; import javax.persistence.JoinColumn; import javax.persistence.ManyToOne; import javax.persistence.SequenceGenerator; import javax.persistence.Table; import javax.persistence.Temporal; import javax.persistence.TemporalType; import javax.persistence.Transient; import javax.xml.bind.annotation.XmlAccessType; import javax.xml.bind.annotation.XmlAccessorType; import javax.xml.bind.annotation.XmlAttribute; import javax.xml.bind.annotation.XmlElement; import javax.xml.bind.annotation.XmlID; import javax.xml.bind.annotation.XmlRootElement; import javax.xml.bind.annotation.XmlTransient; import javax.xml.bind.annotation.adapters.XmlJavaTypeAdapter; import org.apache.commons.lang.builder.CompareToBuilder; import org.hibernate.annotations.Type; import com.netxforge.oss2.model.OnmsArpInterface.StatusType; import com.netxforge.oss2.xml.bind.StatusTypeXmlAdapter; @XmlRootElement(name = "link") @Entity @Table(name = "datalinkinterface") @XmlAccessorType(XmlAccessType.NONE) public class DataLinkInterface implements Serializable, Comparable<DataLinkInterface> { private static final long serialVersionUID = -3336726327359373609L; private Integer m_id; private OnmsNode m_node; @Column(name = "ifindex", nullable = false) private Integer m_ifIndex; @Column(name = "nodeparentid", nullable = false) private Integer m_nodeParentId; @Column(name = "parentifindex", nullable = false) private Integer m_parentIfIndex; @Column(name = "status", length = 1, nullable = false) private StatusType m_status; @Column(name = "linktypeid", nullable = true) private Integer m_linkTypeId; @Temporal(TemporalType.TIMESTAMP) @Column(name = "lastpolltime", nullable = false) private Date m_lastPollTime; @Column(name = "source", nullable = false) private String m_source = "linkd"; /** work around a marshalling issue by storing the OnmsNode nodeId **/ @Transient private Integer m_nodeId = null; public DataLinkInterface() { } public DataLinkInterface(final OnmsNode node, final int ifIndex, final int nodeParentId, final int parentIfIndex, final StatusType status, final Date lastPollTime) { m_node = node; m_ifIndex = ifIndex; m_nodeParentId = nodeParentId; m_parentIfIndex = parentIfIndex; m_status = status; m_lastPollTime = lastPollTime; m_linkTypeId = -1; } public DataLinkInterface(final OnmsNode node, final int ifIndex, final int nodeParentId, final int parentIfIndex, final Date lastPollTime) { m_node = node; m_ifIndex = ifIndex; m_nodeParentId = nodeParentId; m_parentIfIndex = parentIfIndex; m_status = StatusType.UNKNOWN; m_lastPollTime = lastPollTime; m_linkTypeId = -1; } @XmlTransient @Id @SequenceGenerator(name = "opennmsSequence", sequenceName = "opennmsNxtId") @GeneratedValue(generator = "opennmsSequence") public Integer getId() { return m_id; } public void setId(final int id) { m_id = id; } /** * Get the ID as a string. This exists only for XML serialization. */ @XmlID @XmlAttribute(name = "id") @Transient public String getDataLinkInterfaceId() { return getId().toString(); } public void setDataLinkInterfaceId(final String id) { m_id = Integer.valueOf(id); } @ManyToOne(optional = false, fetch = FetchType.LAZY) @JoinColumn(name = "nodeId") @XmlTransient public OnmsNode getNode() { return m_node; } public void setNode(final OnmsNode node) { m_node = node; } @Transient @XmlElement(name = "nodeId") public Integer getNodeId() { return m_node == null ? m_nodeId : m_node.getId(); } public void setNodeId(final Integer nodeId) { m_nodeId = nodeId; } @XmlElement(name = "ifIndex") public Integer getIfIndex() { return m_ifIndex; } public void setIfIndex(final Integer ifIndex) { m_ifIndex = ifIndex; } @XmlElement(name = "nodeParentId") public Integer getNodeParentId() { return m_nodeParentId; } public void setNodeParentId(final Integer nodeParentId) { m_nodeParentId = nodeParentId; } @XmlElement(name = "parentIfIndex") public Integer getParentIfIndex() { return m_parentIfIndex; } public void setParentIfIndex(final Integer parentIfIndex) { m_parentIfIndex = parentIfIndex; } @XmlAttribute(name = "status") @Type(type = "com.netxforge.oss2.model.StatusTypeUserType") @XmlJavaTypeAdapter(StatusTypeXmlAdapter.class) public StatusType getStatus() { return m_status; } public void setStatus(final StatusType status) { m_status = status; } @XmlElement(name = "linkTypeId") public Integer getLinkTypeId() { return m_linkTypeId; } public void setLinkTypeId(final Integer linkTypeId) { m_linkTypeId = linkTypeId; } @XmlElement(name = "lastPollTime") public Date getLastPollTime() { return m_lastPollTime; } public void setLastPollTime(final Date lastPollTime) { m_lastPollTime = lastPollTime; } @XmlAttribute(name = "source") public String getSource() { return m_source; } public void setSource(final String source) { m_source = source; } /** * <p>compareTo</p> * * @param o a {@link com.netxforge.oss2.model.DataLinkInterface} object. * @return a int. */ public int compareTo(final DataLinkInterface o) { return new CompareToBuilder().append(getId(), o.getId()).append(getNode(), o.getNode()) .append(getIfIndex(), o.getIfIndex()).append(getSource(), o.getSource()) .append(getNodeParentId(), o.getNodeParentId()).append(getParentIfIndex(), o.getParentIfIndex()) .append(getStatus(), o.getStatus()).append(getLastPollTime(), o.getLastPollTime()) .append(getLinkTypeId(), o.getLinkTypeId()).toComparison(); } }