src/main/kotlin/de/uapcore/lightpit/dao/postgres/PGVersionDao.kt

Thu, 19 Nov 2020 13:58:54 +0100

author
mike@uapl01.localdomain
date
Thu, 19 Nov 2020 13:58:54 +0100
changeset 159
86b5d8a1662f
permissions
-rw-r--r--

migrates DAO classes

mike@159 1 /*
mike@159 2 * Copyright 2020 Mike Becker. All rights reserved.
mike@159 3 *
mike@159 4 * Redistribution and use in source and binary forms, with or without
mike@159 5 * modification, are permitted provided that the following conditions are met:
mike@159 6 *
mike@159 7 * 1. Redistributions of source code must retain the above copyright
mike@159 8 * notice, this list of conditions and the following disclaimer.
mike@159 9 *
mike@159 10 * 2. Redistributions in binary form must reproduce the above copyright
mike@159 11 * notice, this list of conditions and the following disclaimer in the
mike@159 12 * documentation and/or other materials provided with the distribution.
mike@159 13 *
mike@159 14 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
mike@159 15 * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
mike@159 16 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
mike@159 17 * DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE LIABLE
mike@159 18 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
mike@159 19 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR
mike@159 20 * SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER
mike@159 21 * CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY,
mike@159 22 * OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
mike@159 23 * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
mike@159 24 *
mike@159 25 */
mike@159 26
mike@159 27 package de.uapcore.lightpit.dao.postgres
mike@159 28
mike@159 29 import de.uapcore.lightpit.dao.AbstractVersionDao
mike@159 30 import de.uapcore.lightpit.entities.Project
mike@159 31 import de.uapcore.lightpit.entities.Version
mike@159 32 import de.uapcore.lightpit.entities.VersionStatus
mike@159 33 import java.sql.Connection
mike@159 34 import java.sql.PreparedStatement
mike@159 35 import java.sql.ResultSet
mike@159 36
mike@159 37 class PGVersionDao(connection: Connection) : AbstractVersionDao() {
mike@159 38
mike@159 39 companion object {
mike@159 40 fun mapResult(rs: ResultSet): Version {
mike@159 41 val id = rs.getInt("versionid")
mike@159 42 return if (rs.wasNull()) {
mike@159 43 Version(-1)
mike@159 44 } else {
mike@159 45 val version = Version(id)
mike@159 46 version.name = rs.getString("name")
mike@159 47 version.node = rs.getString("node")
mike@159 48 version.ordinal = rs.getInt("ordinal")
mike@159 49 version.status = VersionStatus.valueOf(rs.getString("status"))
mike@159 50 version
mike@159 51 }
mike@159 52 }
mike@159 53 }
mike@159 54
mike@159 55 private val query = "select versionid, project, name, node, ordinal, status from lpit_version"
mike@159 56 private val listStmt = connection.prepareStatement(query + " where project = ? " +
mike@159 57 "order by ordinal desc, lower(name) desc")
mike@159 58 private val findStmt = connection.prepareStatement("$query where versionid = ?")
mike@159 59 private val findByNodeStmt = connection.prepareStatement("$query where project = ? and node = ?")
mike@159 60 private val insertStmt = connection.prepareStatement(
mike@159 61 "insert into lpit_version (name, node, ordinal, status, project) values (?, ?, ?, ?::version_status, ?)"
mike@159 62 )
mike@159 63 private val updateStmt = connection.prepareStatement(
mike@159 64 "update lpit_version set name = ?, node = ?, ordinal = ?, status = ?::version_status where versionid = ?"
mike@159 65 )
mike@159 66
mike@159 67 override fun mapResult(rs: ResultSet): Version = Companion.mapResult(rs)
mike@159 68
mike@159 69 private fun setFields(stmt: PreparedStatement, instance: Version): Int {
mike@159 70 var column = 0
mike@159 71 stmt.setString(++column, instance.name)
mike@159 72 stmt.setString(++column, instance.node)
mike@159 73 stmt.setInt(++column, instance.ordinal)
mike@159 74 stmt.setString(++column, instance.status.name)
mike@159 75 return column
mike@159 76 }
mike@159 77
mike@159 78 override fun save(instance: Version, parent: Project) {
mike@159 79 var column = setFields(insertStmt, instance)
mike@159 80 insertStmt.setInt(++column, parent.id)
mike@159 81 insertStmt.executeUpdate()
mike@159 82 }
mike@159 83
mike@159 84 override fun update(instance: Version): Boolean {
mike@159 85 var column = setFields(updateStmt, instance)
mike@159 86 updateStmt.setInt(++column, instance.id)
mike@159 87 return updateStmt.executeUpdate() > 0
mike@159 88 }
mike@159 89
mike@159 90 override fun list(parent: Project): List<Version> {
mike@159 91 listStmt.setInt(1, parent.id)
mike@159 92 return super.list(listStmt)
mike@159 93 }
mike@159 94
mike@159 95 override fun find(id: Int): Version? {
mike@159 96 findStmt.setInt(1, id)
mike@159 97 return super.find(findStmt)
mike@159 98 }
mike@159 99
mike@159 100 override fun findByNode(parent: Project, node: String): Version? {
mike@159 101 findByNodeStmt.setInt(1, parent.id)
mike@159 102 findByNodeStmt.setString(2, node)
mike@159 103 return super.find(findByNodeStmt)
mike@159 104 }
mike@159 105 }

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