Java tutorial
/** * Copyright (C) 2008 University of Pittsburgh * * * This file is part of Open EpiCenter * * Open EpiCenter 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. * * Open EpiCenter 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 Open EpiCenter. If not, see <http://www.gnu.org/licenses/>. * * * */ package com.hmsinc.epicenter.model.surveillance; import static javax.persistence.GenerationType.AUTO; 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.GeneratedValue; import javax.persistence.Id; import javax.persistence.JoinColumn; import javax.persistence.JoinTable; import javax.persistence.ManyToMany; import javax.persistence.ManyToOne; import javax.persistence.Table; import javax.persistence.Transient; import org.apache.commons.lang.builder.ToStringBuilder; import org.hibernate.annotations.ForeignKey; import org.hibernate.annotations.GenericGenerator; import org.hibernate.annotations.Parameter; import com.hmsinc.epicenter.model.analysis.DataType; import com.hmsinc.epicenter.model.analysis.classify.Classification; import com.hmsinc.epicenter.model.attribute.Attribute; import com.hmsinc.epicenter.model.permission.Organization; /** * @author shade * @version $Id: SurveillanceSet.java 1471 2008-04-07 17:14:11Z steve.kondik $ */ @Entity @Table(name = "SURVEILLANCE_SET") public class SurveillanceSet implements SurveillanceObject { /** * */ private static final long serialVersionUID = -3602030583944451948L; private Long id; private String description; private Organization organization; private DataType datatype; private Set<Classification> classifications = new HashSet<Classification>(0); private Set<Attribute> attributes = new HashSet<Attribute>(0); private Set<SurveillanceTask> tasks = new HashSet<SurveillanceTask>(0); public SurveillanceSet() { super(); } public SurveillanceSet(String description, DataType datatype) { super(); this.description = description; this.datatype = datatype; } /** * @return the id */ @Id @Column(name = "ID", nullable = false, insertable = true, updatable = true) @GenericGenerator(name = "generator", strategy = "native", parameters = { @Parameter(name = "sequence", value = "SEQ_SURVEILLANCE_SET") }) @GeneratedValue(strategy = AUTO, generator = "generator") public Long getId() { return id; } /** * @param id * the id to set */ public void setId(Long id) { this.id = id; } /** * @return the description */ @Column(name = "DESCRIPTION", unique = false, nullable = false, insertable = true, updatable = true, length = 400) public String getDescription() { return description; } /** * @param description * the description to set */ public void setDescription(String description) { this.description = description; } /** * @return the organization */ @ManyToOne(cascade = { CascadeType.PERSIST, CascadeType.MERGE }, fetch = FetchType.LAZY) @JoinColumn(name = "ID_ORGANIZATION", unique = false, nullable = true, insertable = true, updatable = true) @ForeignKey(name = "FK_SURVEILLANCE_SET_1") public Organization getOrganization() { return organization; } /** * @param organization * the organization to set */ public void setOrganization(Organization organization) { this.organization = organization; } /** * @return the datatype */ @ManyToOne(cascade = { CascadeType.PERSIST, CascadeType.MERGE }, fetch = FetchType.LAZY) @JoinColumn(name = "ID_DATA_TYPE", unique = false, nullable = false, insertable = true, updatable = true) @ForeignKey(name = "FK_SURVEILLANCE_SET_2") public DataType getDatatype() { return datatype; } /** * @param datatype * the datatype to set */ public void setDatatype(DataType datatype) { this.datatype = datatype; } /** * @return the classifications */ @ManyToMany(cascade = { CascadeType.PERSIST, CascadeType.MERGE }, fetch = FetchType.LAZY, targetEntity = Classification.class) @JoinTable(name = "SURVEILLANCE_SET_CLASSI", joinColumns = { @JoinColumn(name = "ID_SURVEILLANCE_SET") }, inverseJoinColumns = { @JoinColumn(name = "ID_CLASSIFICATION") }) @ForeignKey(name = "FK_SURVEILLANCE_SET_CLASSI_1", inverseName = "FK_SURVEILLANCE_SET_CLASSI_2") public Set<Classification> getClassifications() { return classifications; } /** * @param classifications * the classifications to set */ public void setClassifications(Set<Classification> classifications) { this.classifications = classifications; } /** * @return the attributes */ @ManyToMany(cascade = { CascadeType.PERSIST, CascadeType.MERGE }, fetch = FetchType.LAZY, targetEntity = Attribute.class) @JoinTable(name = "SURVEILLANCE_SET_ATTRIB", joinColumns = { @JoinColumn(name = "ID_SURVEILLANCE_SET") }, inverseJoinColumns = { @JoinColumn(name = "ID_ATTRIBUTE") }) @ForeignKey(name = "FK_SURVEILLANCE_SET_ATTRIB_1", inverseName = "FK_SURVEILLANCE_SET_ATTRIB_2") public Set<Attribute> getAttributes() { return attributes; } /** * @param attributes * the attributes to set */ public void setAttributes(Set<Attribute> attributes) { this.attributes = attributes; } /** * @param <T> * @param attributeType * @return */ @Transient public <T extends Attribute> Set<T> getAttribute(final Class<T> attributeType) { final Set<T> attrs = new HashSet<T>(); for (Attribute attribute : getAttributes()) { if (attributeType.isInstance(attribute)) { attrs.add(attributeType.cast(attribute)); } } return attrs; } /** * @return the tasks */ @ManyToMany(cascade = { CascadeType.PERSIST, CascadeType.MERGE }, fetch = FetchType.LAZY, mappedBy = "sets", targetEntity = SurveillanceTask.class) public Set<SurveillanceTask> getTasks() { return tasks; } /** * @param tasks * the tasks to set */ public void setTasks(Set<SurveillanceTask> tasks) { this.tasks = tasks; } /* * (non-Javadoc) * * @see java.lang.Object#toString() */ @Override public String toString() { return new ToStringBuilder(this).append("id", id).append("description", description) .append("datatype", datatype).append("classifications", classifications) .append("attributes", attributes).toString(); } }