Java tutorial
/******************************************************************************* * =========================================================== * Ankush : Big Data Cluster Management Solution * =========================================================== * * (C) Copyright 2014, by Impetus Technologies * * This is free software; you can redistribute it and/or modify it under * the terms of the GNU Lesser General Public License (LGPL v3) as * published by the Free Software Foundation; * * This software 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 Lesser General Public License for more details. * * You should have received a copy of the GNU Lesser General Public License * along with this software; if not, write to the Free Software Foundation, * Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA. ******************************************************************************/ /** * */ package com.impetus.ankush.common.domain; import java.util.Date; import java.util.List; 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.JoinColumns; import javax.persistence.Lob; import javax.persistence.OneToMany; import javax.persistence.Table; import javax.persistence.Transient; import org.apache.commons.lang.SerializationUtils; import org.codehaus.jackson.annotate.JsonIgnore; import org.hibernate.annotations.Index; import com.impetus.ankush2.framework.config.NodeConfig; /** * The Class Node. * * @author nikunj */ @Entity @Table(name = "node") public class Node extends BaseObject { /** The Constant serialVersionUID. */ private static final long serialVersionUID = 1L; /** The id. */ private Long id; /** The cluster id. */ private Long clusterId; /** The public ip. */ private String publicIp; /** The private ip. */ private String privateIp; /** The conf bytes. */ private byte[] confBytes; /** The rack info. */ private String rackInfo; /** The created at. */ private Date createdAt; /** The state. */ private String state; /** The monitors. */ private List<NodeMonitoring> monitors; /** The Configuration **/ private List<Configuration> configuration; /** the events **/ private List<Event> events; /** the ervicess **/ private List<Service> services; /** Agent version **/ private String agentVersion; /** * @param events * the events to set */ public void setEvents(List<Event> events) { this.events = events; } /** * @return the events */ /** * @return the configuration */ @OneToMany(fetch = FetchType.LAZY, cascade = CascadeType.REMOVE) @JoinColumns({ @JoinColumn(name = "clusterId", referencedColumnName = "clusterId"), @JoinColumn(name = "host", referencedColumnName = "publicIp") }) public List<Event> getEvents() { return events; } /** * @param events * the events to set */ public void setServices(List<Service> services) { this.services = services; } /** * @return the events */ /** * @return the configuration */ @OneToMany(fetch = FetchType.LAZY, cascade = CascadeType.REMOVE) @JoinColumns({ @JoinColumn(name = "node", referencedColumnName = "publicIp") }) public List<Service> getServices() { return services; } /** * @param configuration * the configuration to set */ public void setConfiguration(List<Configuration> configuration) { this.configuration = configuration; } /** * @return the configuration */ @OneToMany(fetch = FetchType.LAZY, cascade = CascadeType.REMOVE) @JoinColumns({ @JoinColumn(name = "clusterId", referencedColumnName = "clusterId"), @JoinColumn(name = "host", referencedColumnName = "publicIp") }) public List<Configuration> getConfiguration() { return configuration; } /** * Gets the monitors. * * @return the monitors */ @OneToMany(mappedBy = "nodeId", fetch = FetchType.LAZY, cascade = CascadeType.REMOVE) @JsonIgnore public List<NodeMonitoring> getMonitors() { return monitors; } /** * Sets the monitors. * * @param monitors * the monitors to set */ public void setMonitors(List<NodeMonitoring> monitors) { this.monitors = monitors; } /** * Gets the id. * * @return the id */ @Id // @GeneratedValue(strategy = GenerationType.AUTO) public Long getId() { return id; } /** * Sets the id. * * @param id * the id to set */ public void setId(Long id) { this.id = id; } /** * Gets the cluster id. * * @return the clusterId */ public Long getClusterId() { return clusterId; } /** * Sets the cluster id. * * @param clusterId * the clusterId to set */ public void setClusterId(Long clusterId) { this.clusterId = clusterId; } /** * Gets the public ip. * * @return the publicIp */ @Index(name = "node_publicip_index") public String getPublicIp() { return publicIp; } /** * Sets the public ip. * * @param publicIp * the publicIp to set */ public void setPublicIp(String publicIp) { this.publicIp = publicIp; } /** * Gets the private ip. * * @return the privateIp */ public String getPrivateIp() { return privateIp; } /** * Sets the private ip. * * @param privateIp * the privateIp to set */ public void setPrivateIp(String privateIp) { this.privateIp = privateIp; } /** * Sets the conf bytes. * * @param confBytes * the confBytes to set */ private void setConfBytes(byte[] confBytes) { this.confBytes = confBytes; } /** * Gets the conf bytes. * * @return the confBytes */ @Lob @Column(length = Integer.MAX_VALUE - 1) private byte[] getConfBytes() { return confBytes; } /** * Gets the rack info. * * @return the rackInfo */ public String getRackInfo() { return rackInfo; } /** * Sets the rack info. * * @param rackInfo * the rackInfo to set */ public void setRackInfo(String rackInfo) { this.rackInfo = rackInfo; } /** * Gets the created at. * * @return the createdAt */ public Date getCreatedAt() { return createdAt; } /** * Sets the created at. * * @param createdAt * the createdAt to set */ public void setCreatedAt(Date createdAt) { this.createdAt = createdAt; } /** * Gets the node config obj. * * @return the object */ @Transient @JsonIgnore public NodeConfig getNodeConfig() { if (getConfBytes() == null) { return null; } return (NodeConfig) SerializationUtils.deserialize(getConfBytes()); } public void setNodeConfig(NodeConfig nodeConf) { this.setConfBytes(SerializationUtils.serialize(nodeConf)); } /** * Gets the state. * * @return the state */ public String getState() { return state; } /** * Sets the state. * * @param state * the state to set */ public void setState(String state) { this.state = state; } /** * @param agentVersion * the agentVersion to set */ public void setAgentVersion(String agentVersion) { this.agentVersion = agentVersion; } /** * @return the agentVersion */ public String getAgentVersion() { return agentVersion; } /* * (non-Javadoc) * * @see java.lang.Object#toString() */ @Override public String toString() { return "Node [id=" + id + ", clusterId=" + clusterId + ", publicIp=" + publicIp + ", privateIp=" + privateIp + ", rackConf=" + rackInfo + ", createdAt=" + createdAt + ", state=" + state + "]"; } /* * (non-Javadoc) * * @see java.lang.Object#hashCode() */ @Override public int hashCode() { final int prime = 31; int result = 1; result = prime * result + ((clusterId == null) ? 0 : clusterId.hashCode()); result = prime * result + ((privateIp == null) ? 0 : privateIp.hashCode()); result = prime * result + ((publicIp == null) ? 0 : publicIp.hashCode()); return result; } /* * (non-Javadoc) * * @see java.lang.Object#equals(java.lang.Object) */ @Override public boolean equals(Object obj) { if (this == obj) { return true; } if (obj == null) { return false; } if (!(obj instanceof Node)) { return false; } Node other = (Node) obj; if (clusterId == null) { if (other.clusterId != null) { return false; } } else if (!clusterId.equals(other.clusterId)) { return false; } if (privateIp == null) { if (other.privateIp != null) { return false; } } else if (!privateIp.equals(other.privateIp)) { return false; } if (publicIp == null) { if (other.publicIp != null) { return false; } } else if (!publicIp.equals(other.publicIp)) { return false; } return true; } }