src/main/kotlin/de/uapcore/lightpit/dao/postgres/PGProjectDao.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.AbstractProjectDao
mike@159 30 import de.uapcore.lightpit.dao.Functions
mike@159 31 import de.uapcore.lightpit.entities.IssueSummary
mike@159 32 import de.uapcore.lightpit.entities.Project
mike@159 33 import de.uapcore.lightpit.entities.User
mike@159 34 import java.sql.Connection
mike@159 35 import java.sql.PreparedStatement
mike@159 36 import java.sql.ResultSet
mike@159 37
mike@159 38 class PGProjectDao(connection: Connection) : AbstractProjectDao() {
mike@159 39
mike@159 40 private val query = "select projectid, name, node, description, repourl, " +
mike@159 41 "userid, username, lastname, givenname, mail " +
mike@159 42 "from lpit_project " +
mike@159 43 "left join lpit_user owner on lpit_project.owner = owner.userid "
mike@159 44
mike@159 45 private val listStmt = connection.prepareStatement("$query order by name")
mike@159 46 private val findStmt = connection.prepareStatement("$query where projectid = ?")
mike@159 47 private val findByNodeStmt = connection.prepareStatement("$query where node = ?")
mike@159 48 private val issueSummaryStmt = connection.prepareStatement(
mike@159 49 "select phase, count(*) as total " +
mike@159 50 "from lpit_issue " +
mike@159 51 "join lpit_issue_phases using(status) " +
mike@159 52 "where project = ? " +
mike@159 53 "group by phase "
mike@159 54 )
mike@159 55 private val insertStmt = connection.prepareStatement(
mike@159 56 "insert into lpit_project (name, node, description, repourl, owner) values (?, ?, ?, ?, ?)"
mike@159 57 )
mike@159 58 private val updateStmt = connection.prepareStatement(
mike@159 59 "update lpit_project set name = ?, node = ?, description = ?, repourl = ?, owner = ? where projectid = ?"
mike@159 60 )
mike@159 61
mike@159 62 override fun mapResult(rs: ResultSet): Project {
mike@159 63 val proj = Project(rs.getInt("projectid"))
mike@159 64 proj.name = rs.getString("name")
mike@159 65 proj.node = rs.getString("node")
mike@159 66 proj.description = rs.getString("description")
mike@159 67 proj.repoUrl = rs.getString("repourl")
mike@159 68 proj.owner = PGUserDao.mapResult(rs).takeUnless { rs.wasNull() }
mike@159 69 return proj
mike@159 70 }
mike@159 71
mike@159 72 override fun getIssueSummary(project: Project): IssueSummary {
mike@159 73 issueSummaryStmt.setInt(1, project.id)
mike@159 74 val result = issueSummaryStmt.executeQuery()
mike@159 75 val summary = IssueSummary()
mike@159 76 while (result.next()) {
mike@159 77 val phase = result.getInt("phase")
mike@159 78 val total = result.getInt("total")
mike@159 79 when (phase) {
mike@159 80 0 -> summary.open = total
mike@159 81 1 -> summary.active = total
mike@159 82 2 -> summary.done = total
mike@159 83 }
mike@159 84 }
mike@159 85 return summary
mike@159 86 }
mike@159 87
mike@159 88 private fun setColumns(stmt: PreparedStatement, instance: Project): Int {
mike@159 89 var column = 0
mike@159 90 stmt.setString(++column, instance.name)
mike@159 91 stmt.setString(++column, instance.node)
mike@159 92 Functions.setStringOrNull(stmt, ++column, instance.description)
mike@159 93 Functions.setStringOrNull(stmt, ++column, instance.repoUrl)
mike@159 94 setForeignKeyOrNull(stmt, ++column, instance.owner, User::id)
mike@159 95 return column
mike@159 96 }
mike@159 97
mike@159 98 override fun save(instance: Project) {
mike@159 99 setColumns(insertStmt, instance)
mike@159 100 insertStmt.executeUpdate()
mike@159 101 }
mike@159 102
mike@159 103 override fun update(instance: Project): Boolean {
mike@159 104 var column = setColumns(updateStmt, instance)
mike@159 105 updateStmt.setInt(++column, instance.id)
mike@159 106 return updateStmt.executeUpdate() > 0
mike@159 107 }
mike@159 108
mike@159 109 override fun list(): List<Project> {
mike@159 110 return super.list(listStmt)
mike@159 111 }
mike@159 112
mike@159 113 override fun find(id: Int): Project? {
mike@159 114 findStmt.setInt(1, id)
mike@159 115 return super.find(findStmt)
mike@159 116 }
mike@159 117
mike@159 118 override fun findByNode(node: String): Project? {
mike@159 119 findByNodeStmt.setString(1, node)
mike@159 120 return super.find(findByNodeStmt)
mike@159 121 }
mike@159 122 }

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