Java tutorial
/* * Reconciliation and Matching Framework * Copyright 2014 Royal Botanic Gardens, Kew * * This program is free software: you can redistribute it and/or modify it under the terms of the GNU Affero General Public License as published by * the Free Software Foundation, either version 3 of the License, or (at your option) any later version. * * This program 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 Affero General Public License for more details. * * You should have received a copy of the GNU Affero General Public License along with this program. If not, see <http://www.gnu.org/licenses/>. */ package org.kew.rmf.matchconf; import javax.persistence.EntityManager; import javax.persistence.PrePersist; import javax.persistence.PreUpdate; import javax.persistence.Table; import javax.persistence.TypedQuery; import javax.validation.constraints.NotNull; import org.springframework.roo.addon.javabean.RooJavaBean; import org.springframework.roo.addon.jpa.activerecord.RooJpaActiveRecord; import org.springframework.roo.addon.tostring.RooToString; /** * This is the ORM equivalent for {@link org.kew.rmf.utils.Dictionary}. * * It knows about a file that is supposed to have two columns which can be used to e.g. * overwrite deprecated values of columnA with the good values of columnB prior to * a Matching, or do falsePositives checks. */ @RooJavaBean @RooToString @Table(uniqueConstraints = @javax.persistence.UniqueConstraint(columnNames = { "name" })) @RooJpaActiveRecord(finders = { "findDictionarysByNameEquals" }) public class Dictionary { String name; String fileDelimiter = "	"; @NotNull String filePath; @PrePersist @PreUpdate protected void cleanAllPaths() { // TODO: change the following local setting to a real local setting :-) String cleanedPath = this.getFilePath().replaceAll("\\\\", "/").replaceAll("T:", "/mnt/t_drive"); this.setFilePath(cleanedPath); } public static TypedQuery<Dictionary> findDictionariesByNameEquals(String name) { if (name == null || name.length() == 0) throw new IllegalArgumentException("The name argument is required"); EntityManager em = Dictionary.entityManager(); TypedQuery<Dictionary> q = em.createQuery("SELECT o FROM Dictionary AS o WHERE o.name = :name", Dictionary.class); q.setParameter("name", name); return q; } public String getFileDelimiter() { return fileDelimiter; } public void setFileDelimiter(String fileDelimiter) { this.fileDelimiter = fileDelimiter; } public String getName() { return name; } public void setName(String name) { this.name = name; } public String getFilePath() { return filePath; } public void setFilePath(String filePath) { this.filePath = filePath; } }